CN118243275B - Anorectal anastomat pressure tester - Google Patents
Anorectal anastomat pressure tester Download PDFInfo
- Publication number
- CN118243275B CN118243275B CN202410671116.1A CN202410671116A CN118243275B CN 118243275 B CN118243275 B CN 118243275B CN 202410671116 A CN202410671116 A CN 202410671116A CN 118243275 B CN118243275 B CN 118243275B
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- 230000000149 penetrating effect Effects 0.000 claims description 16
- 238000001179 sorption measurement Methods 0.000 claims description 15
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 10
- 239000000741 silica gel Substances 0.000 claims description 10
- 229910002027 silica gel Inorganic materials 0.000 claims description 10
- 238000007789 sealing Methods 0.000 claims description 5
- 210000001503 joint Anatomy 0.000 claims description 2
- 238000012360 testing method Methods 0.000 abstract description 13
- 238000000034 method Methods 0.000 abstract description 8
- 230000008569 process Effects 0.000 abstract description 8
- 230000009471 action Effects 0.000 abstract description 6
- 238000003825 pressing Methods 0.000 abstract description 5
- 230000000694 effects Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 3
- 208000014617 hemorrhoid Diseases 0.000 description 3
- 230000003872 anastomosis Effects 0.000 description 2
- 230000003871 intestinal function Effects 0.000 description 2
- 208000015634 Rectal Neoplasms Diseases 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000003902 lesion Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 210000004877 mucosa Anatomy 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L5/00—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes
- G01L5/0028—Force sensors associated with force applying means
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/11—Surgical instruments, devices or methods, e.g. tourniquets for performing anastomosis; Buttons for anastomosis
- A61B17/115—Staplers for performing anastomosis in a single operation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B11/00—Work holders not covered by any preceding group in the subclass, e.g. magnetic work holders, vacuum work holders
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B11/00—Work holders not covered by any preceding group in the subclass, e.g. magnetic work holders, vacuum work holders
- B25B11/005—Vacuum work holders
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B2017/00681—Aspects not otherwise provided for
- A61B2017/00725—Calibration or performance testing
Landscapes
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Physics & Mathematics (AREA)
- Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Mechanical Engineering (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Biomedical Technology (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Clamps And Clips (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The invention relates to the technical field of pressure testing, in particular to a pressure tester of an anorectal anastomat, which comprises a clamping seat, wherein a V-shaped groove is formed in the top of the clamping seat, clamping parts are slidably arranged on opposite faces of the V-shaped groove, and each clamping part comprises two inner hollow clamping blocks. By pressing down the anorectal anastomat, the two inner hollow clamping blocks are driven to move downwards along the two opposite faces of the V-shaped groove and are driven to move together, and due to the V-shaped arrangement of the V-shaped groove, the two inner hollow clamping blocks are continuously close to the middle during the downward movement, so that the anorectal anastomat is clamped and fixed through the two opposite arc-shaped notches, and during the downward movement of the two sliding blocks, through the meshing action of the first ratchet and the second ratchet, the two downward-movement inner hollow clamping blocks are positioned, so that the two inner hollow clamping blocks are prevented from unnecessarily moving, the clamping stability is improved, and the anorectal anastomat is prevented from moving in the testing process.
Description
Technical Field
The invention relates to the technical field of pressure testing, in particular to a pressure tester of an anorectal anastomat.
Background
The anorectal anastomat is mainly applied to hemorrhoids and rectal tumors, is used for treating hemorrhoids, is generally used for rectal mucosa circular cutting anastomosis, belongs to minimally invasive, has relatively light pain, relatively quick recovery and relatively low recurrence probability of hemorrhoids, comprises a nail propping seat, a nail bin, an adjusting knob, a handle and the like, wherein the nail propping seat is connected with the nail bin through a mandrel and keeps a certain distance, and is tightly held by the handle to trigger, so that the nail propping seat and the nail bin are rapidly closed to anastomose a lesion part, and the triggering pressure of the nail propping seat is a very important technical index;
The issued bulletin number according to chinese patent is: the pressure tester for the anorectal anastomat disclosed by CN208060296U can be used for obtaining the anastomotic pressure value of the anorectal anastomat through the pressure of the anastomosed product of the anorectal anastomat, and has the advantages of simple structure, low cost, convenient operation and rapid detection, but the pressure tester for the anorectal anastomat still has the defects of lack of stable and convenient fixing measures, the anorectal anastomat is easy to slide down in the pressure testing process, the testing preparation work is complicated, and the use is not convenient enough.
Disclosure of Invention
Therefore, the invention provides a pressure tester of an anorectal anastomat, so as to solve the problems.
The invention provides the following technical scheme: the anorectal anastomat pressure tester comprises a clamping seat, wherein a V-shaped groove is formed in the top of the clamping seat, clamping parts are slidably arranged on opposite sides of the V-shaped groove, each clamping part comprises two inner hollow clamping blocks, each inner hollow clamping block is slidably arranged on two opposite sides of the V-shaped groove, an arc-shaped notch is formed in the middle of one side surface of each inner hollow clamping block, which is close to the corresponding inner hollow clamping block, a plurality of adsorption holes are formed in the arc-shaped notch in a penetrating manner, sliding grooves are formed in the two opposite sides of each V-shaped groove, sliding blocks are fixedly arranged on one side surface of each inner hollow clamping block, which is far away from the corresponding sliding groove, a first ratchet tooth is formed in one side surface of each sliding block, a telescopic square groove is formed in the opposite side surface of each sliding groove, a positioning block is slidably arranged in each telescopic square groove, a second ratchet tooth is formed in one side surface of each positioning block, which is close to the first ratchet tooth, and each second ratchet tooth is meshed with the corresponding first ratchet tooth;
Two negative pressure chambers are arranged in the clamping seat, the two negative pressure chambers are symmetrically distributed with respect to the V-shaped groove, the top wall of each negative pressure chamber is provided with a drainage hole in a penetrating mode, the piston is slidably mounted in the negative pressure chambers, the top of each hollow clamping block is provided with a connecting hole in a penetrating mode, a negative pressure hose is connected between each connecting hole and each drainage hole, two U-shaped frames distributed left and right are commonly connected between the bottoms of the pistons, and the top of the outer wall of the transverse end of each U-shaped frame is in butt joint with the bottoms of the two hollow clamping blocks.
As a preferable scheme of the invention, the surfaces of the arc-shaped notches of the inner hollow clamping blocks are fixedly provided with the silica gel cushions, a plurality of capillary holes are formed in the silica gel cushions in a penetrating mode, and the positions of the capillary holes correspond to the positions of the adsorption holes one by one.
As a preferable scheme of the invention, one side surface of the two telescopic square grooves, which is far away from each other, is provided with a guide groove in a penetrating way, the interior of the guide groove is provided with a torsion bolt rod in a sliding way, the end part of the torsion bolt rod is fixedly connected with one side surface of the positioning block, which is far away from the second ratchet, the periphery of the torsion bolt rod is sleeved with a second spring, and the second spring is fixedly arranged between the positioning block and the telescopic square groove.
As a preferable scheme of the invention, the bottoms of the inner hollow clamping blocks are fixedly provided with third springs, and the bottom ends of the third springs are fixedly connected with the bottom wall of the V-shaped groove.
As a preferable scheme of the invention, the bottom of the piston is fixedly provided with a first spring, and the bottom end of the first spring is fixedly connected with the bottom wall of the negative pressure chamber.
As a preferable scheme of the invention, two left-right distribution yielding grooves are formed in the bottom of the negative pressure chamber, the yielding grooves extend to the inner parts of the V-shaped grooves, and the U-shaped frame is slidably positioned in the inner parts of the yielding grooves.
As a preferable scheme of the invention, two anti-swing movable blocks which are distributed front and back are arranged on the periphery of the U-shaped frame in a sliding manner, the two anti-swing movable blocks are positioned between the bottoms of the two hollow clamping blocks, the right ends of the two anti-swing movable blocks are fixedly provided with anti-swing movable bent rods, and the outer walls of one ends of the anti-swing movable bent rods, which are far away from the anti-swing movable blocks, are fixedly provided with anti-swing clamping blocks.
As a preferable scheme of the invention, the outer walls of the U-shaped frames are respectively sleeved with a fourth spring, and the fourth springs are fixedly arranged between the two anti-swing movable blocks.
As a preferable scheme of the invention, the right end of the bottom of the clamping seat is fixedly provided with an L-shaped connecting plate, one side surface of the L-shaped connecting plate, which is close to the clamping seat, is fixedly provided with a pressure gauge, one side surface of the pressure gauge, which is close to the clamping seat, is fixedly provided with a U-shaped clamping seat, and the position of the U-shaped clamping seat corresponds to the position of the V-shaped groove.
As a preferable scheme of the invention, the outer wall of the piston is fixedly provided with a rubber sealing ring.
Compared with the prior art, the invention has the beneficial effects that:
1. According to the invention, the anorectal anastomat is pressed downwards to drive the two inner hollow clamping blocks to move downwards along the two opposite faces of the V-shaped groove and drive the two sliding blocks to move together, and due to the V-shaped arrangement of the V-shaped groove, the two inner hollow clamping blocks are continuously close to the middle during the downward movement, so that the anorectal anastomat is clamped and fixed through the two opposite arc-shaped notches, and during the downward movement of the two sliding blocks, the two inner hollow clamping blocks which move downwards are positioned under the meshing action of the first ratchet and the second ratchet, so that the two inner hollow clamping blocks are prevented from unnecessarily moving, the clamping stability is improved, and the anorectal anastomat is prevented from moving in the testing process.
2. According to the invention, during the downward movement of the inner hollow clamping blocks, the bottoms of the two inner hollow clamping blocks push the two U-shaped frames to move downwards along the yielding grooves, the two U-shaped frames move downwards to drive the two pistons to move downwards along the inner walls of the two negative pressure chambers, so that negative pressure effect is generated in the negative pressure chambers, negative pressure suction in the negative pressure chambers is conducted to the inner parts of the inner hollow clamping blocks through the drainage holes, the negative pressure hoses and the connecting holes, and strong adsorption force is caused to the outer wall of the anorectal anastomat through the plurality of adsorption holes and the plurality of capillary holes, so that the clamping strength of the anorectal anastomat is further enhanced, and unnecessary movement of the anorectal anastomat is avoided.
3. According to the invention, the two hollow clamping blocks continuously approach to the middle during the downward movement, so that the two anti-swing movable blocks are extruded to push the two anti-swing movable blocks to the middle, and the two anti-swing movable bent rods and the two anti-swing clamping blocks are driven to move together during the movement of the two anti-swing movable blocks to the middle, so that the two anti-swing clamping blocks are clamped on the outer wall of the anorectal anastomat and are matched with the clamping parts, and the anorectal anastomat can be prevented from swinging.
4. According to the anorectal anastomat, the two torsion bolt rods are pulled in opposite directions, the two positioning blocks are driven to move to the side far away from the two sliding blocks, so that the second ratchet is disengaged from the first ratchet, the two third springs are elastically released, the two inner hollow clamping blocks and the two sliding blocks are pushed to move upwards for resetting, and the clamping action on the anorectal anastomat is gradually relieved in the upward resetting process of the two inner hollow clamping blocks, so that the anorectal anastomat is convenient to take down after the test is finished, and the convenience of the test is further improved.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic cross-sectional view of a holder according to the present invention;
FIG. 3 is an enlarged view of the portion A of FIG. 2 according to the present invention;
FIG. 4 is an enlarged view of the portion B of FIG. 2 according to the present invention;
FIG. 5 is a schematic diagram showing the internal details of the clamping seat according to the present invention;
FIG. 6 is a schematic view of a clamping member according to the present invention;
FIG. 7 is an enlarged view of the structure of portion C of FIG. 6 according to the present invention;
FIG. 8 is a schematic view of the structure of the anti-swing block and the anti-swing clamp block according to the present invention;
fig. 9 is a schematic diagram showing an internal detail structure of the clamping seat in the present invention.
In the figure: 1. a clamping seat; 101. a V-shaped groove; 102. a chute; 103. a telescopic square groove; 104. a guide groove; 105. a negative pressure chamber; 106. drainage holes; 107. a piston; 108. a negative pressure hose; 109. a relief groove; 1010. a U-shaped frame; 1011. a first spring; 201. an inner hollow clamping block; 202. adsorption holes; 203. a silica gel cushion; 204. capillary holes; 205. a connection hole; 206. a slide block; 207. a first ratchet; 208. a positioning block; 209. a second ratchet; 2010. a twist bolt rod; 2011. a second spring; 2012. a third spring; 301. an anti-swing movable block; 302. a fourth spring; 303. anti-swing movable bent rod; 304. anti-swing clamping blocks; 4. an L-shaped connecting plate; 5. a pressure gauge; 6. u-shaped cassette.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-9, the technical scheme provided by the present invention specifically includes the following embodiments:
Embodiment one:
The anorectal anastomat pressure tester comprises a clamping seat 1, wherein a V-shaped groove 101 is formed in the top of the clamping seat 1, clamping parts are slidably arranged on opposite faces of the V-shaped groove 101, each clamping part comprises two inner hollow clamping blocks 201, the two inner hollow clamping blocks 201 are slidably arranged on the two opposite faces of the V-shaped groove 101 respectively, arc-shaped notches are formed in the middle of one side face, close to the two inner hollow clamping blocks 201, of each clamping block, a plurality of adsorption holes 202 are formed in the inner portion of each arc-shaped notch in a penetrating mode, sliding grooves 102 are formed in the two opposite faces of the V-shaped groove 101 in a penetrating mode, sliding blocks 206 are fixedly arranged on one side face, far away from the two inner hollow clamping blocks 201, of each sliding block 206 are slidably arranged in the corresponding sliding grooves 102, a first ratchet 207 is formed in one side face, close to the first ratchet 207, of each sliding groove 102 is provided with a telescopic square 103, a positioning block 208 is slidably arranged in the inner portion, a second ratchet 209 is formed in one side face, close to the first ratchet 207, and the second ratchet 209 is meshed with the first ratchet 207;
In this embodiment, the main body of the anorectal anastomat is placed between two arc-shaped notches from the top of the V-shaped groove 101, the nail supporting seat of the anorectal anastomat is clamped in the U-shaped clamping seat 6, and then the anorectal anastomat is pressed downwards to drive the two inner hollow clamping blocks 201 to move downwards along two opposite faces of the V-shaped groove 101 and drive the two sliding blocks 206 to move together, and due to the V-shaped arrangement of the V-shaped groove 101, the two inner hollow clamping blocks 201 are continuously close to the middle during the downwards movement of the two inner hollow clamping blocks 201, so that the anorectal anastomat is clamped and fixed through the two opposite arc-shaped notches, and the two inner hollow clamping blocks 201 which move downwards are positioned through the meshing action of the first ratchet teeth 207 and the second ratchet teeth 209 during the downwards movement of the two sliding blocks 206, so that the two inner hollow clamping blocks 201 are prevented from unnecessarily moving, and the clamping stability is improved.
Further, the bottom of the sliding block 206 is fixedly provided with the third spring 2012, the bottom end of the third spring 2012 is fixedly connected with the bottom wall of the sliding groove 102, during the downward movement of the two hollow clamping blocks 201, the two third springs 2012 are compressed, so that the two third springs 2012 generate resilience force, the guide grooves 104 are respectively formed by penetrating through the side surfaces of the two telescopic square grooves 103, which are far away from each other, the torsion bolt rods 2010 are slidably arranged in the guide grooves 104, the end parts of the torsion bolt rods 2010 and the side surfaces of the positioning blocks 208, which are far away from the second ratchets 209, are fixedly connected, the periphery of the torsion bolt rods 2010 are sleeved with the second springs 2011, the second springs 2011 are fixedly arranged between the positioning blocks 208 and the telescopic square grooves 103, after the test is finished, the two torsion bolt rods 2010 are pulled in opposite directions, the two positioning blocks 208 are driven to move towards the side, which is far away from the two sliding blocks 206, so that the second ratchets 209 and the first ratchets 207 are released, the two hollow clamping blocks 201 and the two sliding blocks 206 are pushed to move upwards for reset, the end the two hollow clamping blocks 201 and the intestinal function of the intestinal function is gradually, and the test is further finished, and the convenience is improved after the test is finished.
Embodiment two:
two negative pressure chambers 105 are arranged in the clamping seat 1, the two negative pressure chambers 105 are symmetrically distributed about the V-shaped groove 101, drainage holes 106 are formed in the top walls of the two negative pressure chambers 105 in a penetrating mode, pistons 107 are slidably arranged in the negative pressure chambers 105, connecting holes 205 are formed in the tops of the inner hollow clamping blocks 201 in a penetrating mode, negative pressure hoses 108 are connected between the connecting holes 205 and the drainage holes 106, two U-shaped frames 1010 distributed left and right are connected between the bottoms of the two pistons 107, and the tops of the outer walls of the transverse ends of the two U-shaped frames 1010 are abutted to the bottoms of the two inner hollow clamping blocks 201;
In this embodiment, during the downward movement of the two hollow clamping blocks 201, the bottoms of the two hollow clamping blocks 201 push the two U-shaped frames 1010 to move downward along the yielding groove 109, the two U-shaped frames 1010 move downward to drive the two pistons 107 to move downward along the inner walls of the two negative pressure chambers 105, so that negative pressure effect is generated inside the negative pressure chambers 105, negative pressure suction inside the negative pressure chambers 105 is conducted to the inside of the hollow clamping blocks 201 through the drainage holes 106, the negative pressure hoses 108 and the connecting holes 205, and strong adsorption force is caused to the outer wall of the anorectal anastomat through the plurality of adsorption holes 202 and the plurality of capillary holes 204, so that the clamping strength of the anorectal anastomat is further enhanced, and unnecessary movement of the anorectal anastomat is avoided.
Further, the rubber sealing ring is fixedly arranged on the outer wall of the piston 107, and the sealing performance between the piston 107 and the negative pressure cavity 105 can be ensured by arranging the rubber sealing ring, so that the problem of air leakage is avoided, and the negative pressure suction effect of the tester is further improved.
Further, the surface of the arc-shaped notch of the inner hollow clamping block 201 is fixedly provided with the silica gel cushion 203, the inner part of the silica gel cushion 203 is penetrated and provided with a plurality of capillary holes 204, the positions of the capillary holes 204 are in one-to-one correspondence with the positions of the adsorption holes 202, and in the process of clamping the anorectal anastomat by the two arc-shaped notches, the silica gel cushion 203 is tightly wrapped on the outer wall of the anorectal anastomat main body due to the tightening effect of the arc-shaped notch on the silica gel cushion 203, so that the capillary holes 204 and the outer wall of the anorectal anastomat are prevented from being decompressed, and the adsorption force action on the anorectal anastomat can be further promoted.
Further, the bottom of the piston 107 is fixedly provided with a first spring 1011, the bottom ends of the first springs 1011 are fixedly connected with the bottom wall of the negative pressure chamber 105, the two pistons 107 are compressed during the downward movement of the two first springs 1011, and the two first springs 1011 generate resilience force, so that after the test is finished, the two hollow clamping blocks 201 move upwards, and the resilience force of the two first springs 1011 pushes the two pistons 107 and the two U-shaped frames 1010 to move upwards for resetting.
Further, two left-right distributed yielding grooves 109 are formed in the bottom of the negative pressure chamber 105, the yielding grooves 109 extend to the inside of the V-shaped groove 101, the U-shaped frame 1010 is slidably located in the yielding grooves 109, and the yielding grooves 109 are formed to facilitate the up-and-down movement of the U-shaped frame 1010, so that direct interference between the yielding grooves 109 and the clamping seat 1 is avoided in the up-and-down movement process.
Embodiment III:
The periphery of the two U-shaped frames 1010 are provided with two anti-swing movable blocks 301 which are distributed back and forth in a sliding manner, the two anti-swing movable blocks 301 are positioned between the bottoms of the two hollow clamping blocks 201, the right ends of the two anti-swing movable blocks 301 are fixedly provided with anti-swing movable bent rods 303, and the outer walls of one ends of the anti-swing movable bent rods 303 far away from the anti-swing movable blocks 301 are fixedly provided with anti-swing clamping blocks 304;
In this embodiment, during the downward movement of the two hollow clamping blocks 201, the two hollow clamping blocks continuously approach to the middle, so as to squeeze the two anti-swing movable blocks 301, push the two anti-swing movable blocks 301 to the middle, and drive the two anti-swing movable bending rods 303 and the two anti-swing clamping blocks 304 to move together during the movement of the two anti-swing movable blocks 301 to the middle, so that the two anti-swing clamping blocks 304 are clamped on the outer wall of the anorectal anastomat, and the anorectal anastomat can be prevented from swinging by matching with the clamping components.
Further, the outer walls of the U-shaped frame 1010 are respectively sleeved with a fourth spring 302, the fourth springs 302 are fixedly installed between the two anti-swing movable blocks 301, when the two anti-swing movable blocks 301 move towards the middle, the two fourth springs 302 are compressed to generate resilience force, so that after the test is finished, the two hollow clamping blocks 201 move towards two sides, and the two anti-swing movable blocks 301 can be pushed to two sides to reset through the resilience force of the two fourth springs 302.
Further, an L-shaped connecting plate 4 is fixedly arranged at the right end of the bottom of the clamping seat 1, a pressure gauge 5 is fixedly arranged on one side surface of the L-shaped connecting plate 4, which is close to the clamping seat 1, a U-shaped clamping seat 6 is fixedly arranged on one side surface of the pressure gauge 5, which is close to the clamping seat 1, the position of the U-shaped clamping seat 6 corresponds to the position of the V-shaped groove 101, after the anorectal anastomat is fixed, the nail abutting seat of the anorectal anastomat is enabled to move towards the nail bin by pressing the handle, lateral force is applied to the U-shaped clamping seat 6 by the nail abutting seat during the pressing process, and the lateral force is recorded by the pressure gauge 5, so that the pressure of the anorectal anastomat is tested.
When the anorectal anastomat pressure tester works, the main body of the anorectal anastomat is placed between two arc-shaped notches from the top of a V-shaped groove 101, the anorectal anastomat is clamped in a U-shaped clamping seat 6 by a nail supporting seat, then the anorectal anastomat is pressed downwards, the two inner hollow clamping blocks 201 are driven to move downwards along two opposite faces of the V-shaped groove 101, and the two sliding blocks 206 are driven to move together, because of the V-shaped arrangement of the V-shaped groove 101, the two inner hollow clamping blocks 201 are continuously close to the middle during the downwards movement, so that the anorectal anastomat is clamped and fixed through the two opposite arc-shaped notches, and the two sliding blocks 206 are positioned under the meshing action of a first ratchet 207 and a second ratchet 209 during the downwards movement, so that the two inner hollow clamping blocks 201 are prevented from unnecessarily moving, the clamping stability is improved, and in the process of the two arc-shaped notches clamping the anorectal anastomat, due to the tightening effect of the arc-shaped notches on a silica gel cushion 203, the main body of the anorectal anastomat is tightly wrapped on the anorectal cushion;
During the downward movement of the two hollow clamping blocks 201, the bottoms of the two hollow clamping blocks 201 push the two U-shaped frames 1010 to move downwards along the yielding grooves 109, the two U-shaped frames 1010 move downwards to drive the two pistons 107 to move downwards along the inner walls of the two negative pressure chambers 105, so that negative pressure effect is generated inside the negative pressure chambers 105, negative pressure suction inside the negative pressure chambers 105 is conducted to the inside of the hollow clamping blocks 201 through the drainage holes 106, the negative pressure hoses 108 and the connecting holes 205, and strong adsorption force is caused to the outer wall of the anorectal anastomat through the plurality of adsorption holes 202 and the plurality of capillary holes 204, and therefore the clamping strength of the anorectal anastomat is further enhanced, and unnecessary movement of the anorectal anastomat is avoided;
Because the two hollow clamping blocks 201 move downwards and are continuously close to the middle, the two anti-swing movable blocks 301 are extruded, the two anti-swing movable blocks 301 are pushed to the middle, the two anti-swing movable bent rods 303 and the two anti-swing clamping blocks 304 are driven to move together during the period of moving the two anti-swing movable blocks 301 to the middle, the two anti-swing clamping blocks 304 are clamped on the outer wall of the anorectal anastomat, and are matched with clamping components, the anorectal anastomat can be prevented from swinging, the nail abutting seat of the anorectal anastomat moves towards a nail bin by pressing the handle, lateral force is applied to the U-shaped clamping seat 6 during the period of pressing the nail abutting seat, and the lateral force is recorded by the pressure gauge 5, so that the pressure of the anorectal anastomat is tested.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. Anorectal anastomat pressure tester, its characterized in that: the clamping device comprises a clamping seat (1), wherein a V-shaped groove (101) is formed in the top of the clamping seat (1), clamping parts are slidably mounted on opposite surfaces of the V-shaped groove (101), each clamping part comprises two inner hollow clamping blocks (201), each inner hollow clamping block (201) is slidably mounted on two opposite surfaces of the V-shaped groove (101), arc-shaped notches are formed in the middle of one side surface, close to each inner hollow clamping block (201), of each inner hollow clamping block, a plurality of adsorption holes (202) are formed in the middle of each arc-shaped notch in a penetrating mode, sliding grooves (102) are formed in two opposite surfaces of the V-shaped groove (101), sliding blocks (206) are fixedly mounted on one side surface, far away from each inner hollow clamping block (201), of each sliding block (206) is slidably mounted in the corresponding sliding groove (102), first ratchets (207) are formed in one side surface, close to each sliding groove (103) of each sliding block (206), a plurality of adsorption holes (202) are formed in the opposite surfaces, sliding grooves (208) are formed in the corresponding sides of the sliding blocks, and the sliding blocks (206) are slidably mounted on the first ratchets (207), and the second ratchets (209) are slidably mounted on the first ratchets (209);
Two negative pressure chambers (105) are formed in the clamping seat (1), the two negative pressure chambers (105) are symmetrically distributed about the V-shaped groove (101), drainage holes (106) are formed in the top wall of each negative pressure chamber (105) in a penetrating mode, pistons (107) are slidably mounted in the negative pressure chambers (105), connecting holes (205) are formed in the tops of the inner hollow clamping blocks (201) in a penetrating mode, negative pressure hoses (108) are connected between the connecting holes (205) and the drainage holes (106), two U-shaped frames (1010) which are distributed left and right are connected between the bottoms of the two pistons (107) in a penetrating mode, and the tops of the outer walls of the transverse ends of the two U-shaped frames (1010) are in butt joint with the bottoms of the two inner hollow clamping blocks (201);
A guide groove (104) is formed in each of the two far side surfaces of the telescopic square grooves (103) in a penetrating mode, a torsion bolt rod (2010) is slidably installed in each guide groove (104), the end portion of each torsion bolt rod (2010) is fixedly connected with one side surface of each positioning block (208) far from the corresponding second ratchet (209), a second spring (2011) is sleeved on the periphery of each torsion bolt rod (2010), and the second springs (2011) are fixedly installed between the corresponding positioning blocks (208) and the corresponding telescopic square grooves (103);
The periphery of the two U-shaped frames (1010) is provided with two swing-preventing movable blocks (301) which are distributed front and back in a sliding manner, the two swing-preventing movable blocks (301) are positioned between the bottoms of the two hollow clamping blocks (201), the right ends of the two swing-preventing movable blocks (301) are fixedly provided with swing-preventing movable bent rods (303), and the outer walls of one ends, far away from the swing-preventing movable blocks (301), of the swing-preventing movable bent rods (303) are fixedly provided with swing-preventing clamping blocks (304);
The clamping seat is characterized in that an L-shaped connecting plate (4) is fixedly arranged at the right end of the bottom of the clamping seat (1), a pressure gauge (5) is fixedly arranged on one side surface of the L-shaped connecting plate (4) close to the clamping seat (1), a U-shaped clamping seat (6) is fixedly arranged on one side surface of the pressure gauge (5) close to the clamping seat (1), and the position of the U-shaped clamping seat (6) corresponds to the position of the V-shaped groove (101).
2. The anorectal stapler pressure tester of claim 1, wherein: the inner hollow clamping block is characterized in that the surfaces of the arc-shaped notches of the inner hollow clamping block (201) are fixedly provided with silica gel cushions (203), a plurality of capillary holes (204) are formed in the silica gel cushions (203) in a penetrating mode, and the positions of the capillary holes (204) correspond to the positions of the adsorption holes (202) one by one.
3. The anorectal stapler pressure tester of claim 1, wherein: the bottom of slider (206) is all fixed mounting has third spring (2012), the bottom of third spring (2012) and the diapire fixed connection of spout (102).
4. The anorectal stapler pressure tester of claim 1, wherein: the bottom of the piston (107) is fixedly provided with a first spring (1011), and the bottom end of the first spring (1011) is fixedly connected with the bottom wall of the negative pressure chamber (105).
5. The anorectal stapler pressure tester of claim 1, wherein: two left-right distributed yielding grooves (109) are formed in the bottom of the negative pressure chamber (105), the yielding grooves (109) extend to the inner portion of the V-shaped groove (101), and the U-shaped frame (1010) is slidably located in the yielding grooves (109).
6. The anorectal stapler pressure tester of claim 1, wherein: the outer walls of the U-shaped frames (1010) are respectively sleeved with a fourth spring (302), and the fourth springs (302) are fixedly arranged between the two anti-swing movable blocks (301).
7. The anorectal stapler pressure tester of claim 1, wherein: and a rubber sealing ring is fixedly arranged on the outer wall of the piston (107).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410671116.1A CN118243275B (en) | 2024-05-28 | 2024-05-28 | Anorectal anastomat pressure tester |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410671116.1A CN118243275B (en) | 2024-05-28 | 2024-05-28 | Anorectal anastomat pressure tester |
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| CN118243275A CN118243275A (en) | 2024-06-25 |
| CN118243275B true CN118243275B (en) | 2024-08-13 |
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| CN202410671116.1A Active CN118243275B (en) | 2024-05-28 | 2024-05-28 | Anorectal anastomat pressure tester |
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| CN101427912A (en) * | 2008-09-23 | 2009-05-13 | 上海理工大学 | Drop needle detecting device with handle anastomat punch head and detecting method thereof |
| CN102274060A (en) * | 2010-12-17 | 2011-12-14 | 厦门施爱德科技有限公司 | Gastrointestinal tract anastomat |
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| US4633861A (en) * | 1984-10-19 | 1987-01-06 | Senmed, Inc. | Surgical stapling instrument with jaw clamping mechanism |
| US7717312B2 (en) * | 2005-06-03 | 2010-05-18 | Tyco Healthcare Group Lp | Surgical instruments employing sensors |
| CN102809510A (en) * | 2011-06-02 | 2012-12-05 | 鸿富锦精密工业（深圳）有限公司 | Clamping device |
| CN102727272B (en) * | 2012-08-02 | 2014-08-27 | 常州中村自动化工程有限公司 | Automatic binding device used for stapler nail cartridge |
| CN106491211B (en) * | 2016-09-30 | 2019-02-12 | 江苏风和医疗器材股份有限公司 | A kind of stapler percussion force checking device |
| CN213422795U (en) * | 2020-09-14 | 2021-06-11 | 无锡市瑞源普斯医疗器械有限公司 | Supporting strength detection device for anorectal anastomat |
| CN215306315U (en) * | 2021-04-21 | 2021-12-28 | 常州安康医疗器械有限公司 | Locking device for anorectal anastomat |
| US20240180553A1 (en) * | 2021-10-23 | 2024-06-06 | Suzhou Meidong Huicheng Precision Components Co., Ltd. | Articulating endoscopic cutter stapler and universal assembly for stapling |
| CN218009828U (en) * | 2022-06-15 | 2022-12-13 | 江苏唯创莱精密部件有限公司 | Nail box base structure for anastomat |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101427912A (en) * | 2008-09-23 | 2009-05-13 | 上海理工大学 | Drop needle detecting device with handle anastomat punch head and detecting method thereof |
| CN102274060A (en) * | 2010-12-17 | 2011-12-14 | 厦门施爱德科技有限公司 | Gastrointestinal tract anastomat |
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| CN118243275A (en) | 2024-06-25 |
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