CN112674843B - Partial arc cutting anastomat - Google Patents
Partial arc cutting anastomat Download PDFInfo
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- CN112674843B CN112674843B CN202110141668.8A CN202110141668A CN112674843B CN 112674843 B CN112674843 B CN 112674843B CN 202110141668 A CN202110141668 A CN 202110141668A CN 112674843 B CN112674843 B CN 112674843B
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Abstract
The invention relates to the technical field of medical machinery, and discloses a local arc cutting anastomat which comprises a gun body and an anastomosis tube, wherein the anastomosis tube is a semicircular hollow arc tube, two first limiting rods and a second limiting rod are arranged on the left end face of the anastomosis tube, the two first limiting rods are respectively positioned on the upper side and the lower side of the left end face of the anastomosis tube, the second limiting rod is arranged on the left end face of the anastomosis tube close to the lower side first limiting rod, and an included angle of an extension line between the second limiting rod and the upper side first limiting rod at the position of the circle center of the anastomosis tube is one hundred twenty degrees. According to the local arc cutting anastomat, the first limiting rod, the second limiting rod and the baffle are arranged, the first limiting rod, the second limiting rod and the baffle can achieve the effect of limiting and blocking the mucous membrane on the inner wall of the normal anus and intestine when the haemorrhoids are cut, and the angles of the inner wall of the anus and intestine after the haemorrhoids are cut through the first limiting rod and the second limiting rod can be one hundred twenty degrees and sixty degrees, so that the selectivity of the invention for cutting the haemorrhoids is improved.
Description
Technical Field
The invention relates to the technical field of medical machinery, in particular to a partial arc cutting anastomat.
Background
The hemorrhoid cutting device is characterized in that a patient suffering from hemorrhoid often needs to perform an operation to cut off hemorrhoid, the hemorrhoid cutting device is generally an anastomat, the anastomat generally refers to a hollow round tube inserted into the body of the patient, one end of the anastomat is connected to an operation gun body, the operation gun body is provided with a handle, an attending physician can conveniently hold the hollow round tube, and the other end of the anastomat is provided with a hook for hooking the hemorrhoid and a cutting blade for cutting the hemorrhoid. However, the anastomat in the prior art often has a drawback in the use process, namely the anastomat is beneficial to the hook to hook the hemorrhoids on the inner wall of the anorectum, and when the hemorrhoids are pulled and cut in the pipeline of the anastomat, mucous membranes on the inner wall of the anorectum associated with the hemorrhoids are easily pulled into the cavity of the anastomat, so that the mucous membranes on the inner wall of the anorectum are cut off by the cutting blade. Therefore, in order to solve the above problems, it is necessary to provide a partial arc cutting stapler.
In a patent No. CN111407340A disposable arc cutting anastomat, a disposable arc cutting anastomat is disclosed, which comprises an anastomat body, wherein one end of the anastomat body is provided with a connecting block, the connecting block is connected with a push rod through a guide sleeve, one end of the connecting block is fixed with an arc clamping plate, and one end of the upper surface of the arc clamping plate is fixedly welded with a nail abutting seat; through being provided with the rotor plate, the slider, the spacing groove, the second stopper, first stopper and installation piece, avoid the mistake to pull the firing rod and cause the inboard pilot pin motion of location nail storehouse, improve the security that equipment used, through being provided with protection silica gel piece, recess and fixture block, cover nail seat side surface, avoid supporting nail seat side surface and directly expose in the air, easily receive external bacterial contamination, but the anastomat flexibility of disclosing in this patent is poor, it is little to excise the storehouse simultaneously, the alternative is low, therefore, need a local arc that the flexibility is high to meet an urgent need and cut the anastomat.
Disclosure of Invention
Technical problem to be solved
In view of the deficiencies of the prior art, the present invention provides a partial arc cutting stapler.
(II) technical scheme
In order to achieve the purpose, the invention provides the following technical scheme: the partial arc cutting anastomat comprises a gun body and an anastomosis pipe, wherein the gun body is a hollow gun body, the anastomosis pipe is a semicircular hollow arc pipe, a positioning plate A is fixedly arranged on the right end face of the anastomosis pipe, a positioning plate B is fixedly arranged on the left end face of the gun body, the left end of the positioning plate B is arranged on the right side wall face of the positioning plate A, two first limiting rods and a second limiting rod are arranged on the left end face of the anastomosis pipe, the two first limiting rods are respectively positioned on the upper side and the lower side of the left end face of the anastomosis pipe, the second limiting rod is arranged on the left end face of the anastomosis pipe close to the lower side first limiting rod, an extension line included angle between the second limiting rod and the upper side first limiting rod relative to the circle center position of the anastomosis pipe is one hundred twenty degrees, an included angle between the second limiting rod and the lower side first limiting rod relative to the extension line of the circle center position of the anastomosis pipe is sixty degrees, and a movable plate is fixedly connected to the left ends of the two first limiting rods and the second limiting rod together, the movable plate is semicircular, a conical plate is fixedly installed on the left side wall surface of the movable plate, the conical plate is a half cone, the conical end of the conical plate faces one side away from the movable plate, a positioning rod is fixedly connected to the middle of the right side wall surface of the movable plate, the positioning rod is a cylinder, the right end of the positioning rod sequentially extends into the cavity of the anastomosis tube and the cavity of the gun body respectively, a baffle is arranged on the outer wall of the bottom of the left side of the anastomosis tube, the movable plate is located in the arc-shaped cavity of the baffle, the outer wall of the movable plate is mutually attached to the inner wall of the baffle, the baffle is located between a second limiting rod and a first limiting rod on the lower side, a pulling mechanism is arranged between the baffle and the anastomosis tube, the pulling mechanism comprises a pull wire and a movable block, the movable block is fixedly installed on the middle portion, close to the inner wall of the anastomosis tube, a displacement groove corresponding to the position of the movable block is formed in the outer wall of the anastomosis tube, and the movable block extends into the displacement groove, a guide rod is fixedly arranged in the displacement groove, one end of the movable block, which is positioned in the displacement groove cavity, is movably sleeved on the outer wall of the guide rod, a positioning spring is sleeved on the outer wall of the guide rod, the positioning spring is positioned on one side wall surface of the movable block, which is close to the gun body, the inner wall of the anastomosis tube is provided with a communicating groove which is communicated with the displacement groove from top to bottom, one side of the movable block, which is close to the communicating groove, is fixedly provided with a linkage rod, the linkage rod extends out of the communicating groove cavity, one end of a pull wire is fixedly connected with one end of the linkage rod, which is far away from the anastomosis tube, the bottom outer wall of the positioning rod is fixedly provided with the same guide ring, the other end of the pull wire sequentially and movably penetrates through the guide ring on the bottom outer wall of the positioning rod, the right end of the pull wire extends into the cavity of the gun body, the bottom of the left cavity of the gun body is provided with a trigger I, which is arc-shaped, the bottom of the left cavity of the gun body is provided with a positioning hole, the top end of the trigger I extends into the left cavity of the gun body through the positioning hole, a rotating rod is fixedly arranged in the positioning hole, the rotating rod movably penetrates through the first trigger, the arc-shaped concave side of the first trigger faces to the handle position of the gun body, a connecting rod is fixedly arranged at the top end of the first trigger, the right end of the pull wire is fixedly connected to the top end of the connecting rod, an arc-shaped cutting plate is fixedly arranged on the right side wall surface of the movable plate, the right end of the cutting plate is conical, a positioning mechanism is arranged on the outer wall of the positioning rod, the positioning mechanism comprises a pull rope and a bearing plate, the bearing plate is fixedly arranged on the outer wall of the left end of the positioning rod, a stroke plate is arranged on the outer wall of the left end of the bearing plate, a sliding sleeve is fixedly arranged at the right end of the stroke plate, a sliding groove corresponding to the position of the sliding sleeve is formed in the outer wall of the sliding groove, an extrusion spring is sleeved on the outer wall of the sliding rod, and the extrusion spring is positioned on the outer wall of one side of the sliding rod, which is far away from the connection position of the movable plate and the anastomosis tube, a telescopic sleeve is fixedly arranged on the outer wall of one side of the travel plate close to the joint of the movable plate and the anastomosis tube, the left end of the pull rope penetrates through the telescopic sleeve and the travel plate, the left end of the pull rope and the inner wall of the telescopic sleeve close to the telescopic end of one side of the joint of the movable plate and the anastomosis tube are fixedly connected, the left end of the pull rope extends out of the cavity of the telescopic sleeve, a hook is arranged at the left end of the pull rope, guide pulleys are arranged on the left end wall surface of the bearing plate and one side wall surface of the bearing plate far away from the joint of the movable plate and the anastomosis tube, the outer wall of the pull rope sequentially and movably slides over the two guide pulleys, evenly distributed guide rings are fixedly arranged on the wall surface of the positioning rod, the outer wall of the pull rope sequentially and movably penetrates through the guide rings, a through hole is formed in the top of the left side wall surface of the gun body, a pulling plate is arranged on the outer wall of the gun body above the through hole, the right end of the pull rope passes through hole, and the right end of the pull rope is fixedly connected with the pulling plate, the top in the gun body cavity is fixedly provided with a guide plate, and the right end of the positioning rod is arranged on the guide plate.
Preferably, locating plate A and locating plate B are half annular, be provided with the block mechanism of two sets of mutual symmetries from top to bottom between locating plate A and the locating plate B, block mechanism includes the block pole, the block pole sets up on locating plate B, the one end fixed mounting of block pole has the slide, locating plate B's outer wall is seted up with the indent of the mutual block of slide, slide activity block is at the intracavity that presses the indent, and the outer wall activity of block pole runs through the wall that presses the indent exit, press the indent intracavity fixed mounting to have supporting spring, the one end fixed mounting that locating plate B outer wall was kept away from to the block pole has the block ball.
Preferably, the right side wall surface of the positioning plate a is provided with a clamping groove corresponding to the positioning plate B in position, the clamping groove is half of an annular shape, an inner wall of one side of the clamping groove, away from the positioning rod, is an inclined plane with an inner diameter gradually increasing from left to right, the inner wall of the inclined plane end of the clamping groove is provided with a positioning groove corresponding to the position of the clamping ball, and the positioning groove is an inward-concave arc.
Preferably, an inserting rod is fixedly mounted on one side wall surface of the outer wall of the clamping rod, which is close to the positioning plate A, a through hole corresponding to the inserting rod in position is formed in the inner wall surface of one side cavity of the clamping groove, which is far away from the positioning plate B, and the through hole enables the inner cavity of the clamping groove to be communicated with the outside.
Preferably, be provided with pushing mechanism on the deflector, pushing mechanism includes the catch bar, the jack that corresponds each other with locating lever horizontal position is seted up to the left side wall of deflector, the right-hand member of locating lever stretches into the intracavity at the jack, the jack intracavity is provided with the linkage board, the equal fixed mounting in upper and lower both ends of linkage board has the stopper, the spacing groove with the mutual block of stopper is all seted up to the intracavity upper and lower both ends inner wall of jack, the left side wall fixed mounting of linkage board has permanent magnet B, the right side wall fixed mounting of locating lever has permanent magnet A, permanent magnet A is opposite with permanent magnet B's magnetic pole.
Preferably, the left end of the push rod movably penetrates through the right side wall surface of the guide plate, the left end of the push rod is fixedly connected to the right side wall surface of the linkage plate, the right end of the push rod movably penetrates through the right side wall surface in the gun body cavity, and the right end of the push rod is located outside the gun body cavity.
Preferably, the outer wall of the left side of the push rod is fixedly provided with a limiting ring, the outer wall of the left side of the push rod is sleeved with a return spring, and the return spring is located between the wall surface of the right side of the guide plate and the wall surface of the left side of the limiting ring.
Preferably, the left end of the pull rope is fixedly connected with a steel ball, and the hook is arranged on the outer wall of the steel ball.
Preferably, the hooks are distributed and fixedly installed on the outer wall of the steel ball in an annular array mode, the hooks are in a bent arc shape, and the bent conical end of each hook faces the outer wall of one side of the stroke plate.
Preferably, two equal fixed mounting in one side that first gag lever post and second gag lever post are close to anastomotic tube left side terminal surface has the slider, offers three flexible groove with the mutual block of slider on the anastomotic tube left side terminal surface, and the outer wall of two first gag lever posts and second gag lever posts all activity runs through anastomotic tube's left side terminal surface.
(III) advantageous effects
Compared with the prior art, the invention provides a local arc cutting anastomat, which has the following beneficial effects:
1. the invention relates to a local arc cutting anastomat, which adjusts the interval between a movable plate and an anastomosis tube by pushing a push rod, leads hemorrhoids on the inner wall of anorectum into an anastomosis tube cavity between the movable plate and the anastomosis tube, further hooks a hook on the outer wall of a steel ball and the hemorrhoids entering the anastomosis tube cavity by pulling and resetting a pull rope, finally hooks the hemorrhoids by pulling the pull rope and further pulls the hemorrhoids into the anastomosis tube cavity, and the invention is provided with a baffle plate on the outer wall of the anastomosis tube, the two first limiting rods and the second limiting rod play a role in protecting the normal mucous membrane inner wall of the anorectal inner wall, and prevent the normal mucous membrane of the anorectal inner wall from being cut off when being substituted into the anastomosis tube cavity by the hemorrhoids.
2. The invention relates to a local arc cutting anastomat, which is provided with two first limiting rods and a second limiting rod, wherein an included angle between the second limiting rod and the upper first limiting rod is one hundred twenty degrees, an included angle between the second limiting rod and the lower first limiting rod is sixty degrees, the second limiting rod plays a role of dividing the two first limiting rods, when hooked hemorrhoids are drawn into an anastomosis tube cavity between the second limiting rod and the upper first limiting rod, under the normal elastic action of a positioning spring, a moving block drives a baffle plate to move towards one side close to a movable plate, so that a sixty-degree included angle gap between the second limiting rod and the first limiting rod is in a closed state, a pushing rod is pulled to drive a cutting plate to cut the entered hemorrhoids, and the baffle plate between the second limiting rod and the upper first limiting rod plays a role of stopping and limiting the normal mucous membrane of the inner wall of an anorectum, prevent that the normal mucous membrane of anus intestines inner wall from being substituted and cut by the haemorrhoids, and the cutting angle to anus intestines inner wall haemorrhoids is one hundred twenty degrees this moment.
3. When a trigger is pushed to one side far away from a gun body handle, the linkage rod pulls the baffle plate through the moving block, so that the positioning spring is elastically contracted, meanwhile, the baffle plate is withdrawn from between the second limiting rod and the first limiting rod at the lower side, and the baffle plate cancels the sealing of a sixty-degree included angle between the second limiting rod and the first limiting rod at the lower side, the invention realizes that when hemorrhoids with smaller volume need to be cut, the hemorrhoids can be hooked and pulled into an anastomotic tube cavity between the second limiting rod and the first limiting rod at the lower side, and then the cut plate is driven by pulling the pushing rod to cut the entering hemorrhoids, so that the second limiting rod and the first limiting rod at the lower side play a role in stopping and limiting the normal mucosa on the inner wall of the anorectum, and the normal mucosa on the inner wall of the anorectum is prevented from being substituted and cut by the hemorrhoids, and the cutting angle of the hemorrhoid on the inner wall of the anus and the intestine is sixty degrees.
4. This anastomat is cut to local arc through setting up steel ball and couple, and the couple is curved state, and couple evenly distributed on the outer wall of steel ball, after the couple is crowded into haemorrhoids, realizes that the couple catches on haemorrhoids, and the couple that is annular array distribution has improved the probability of colluding out to haemorrhoids, has then improved the efficiency of excision to haemorrhoids.
5. The local arc cutting anastomat is provided with the clamping mechanism, so that the positioning plate A and the positioning plate B can be quickly installed and disassembled, the anastomosis tube and the gun body can be quickly installed and disassembled, the use efficiency of the local arc cutting anastomat is improved, and an attending doctor can conveniently and quickly detach and separate after the operation.
6. This anastomat is cut to local arc, through setting up pushing mechanism, through the pulling catch bar with promote the catch bar realize can be quick adjust the fly leaf right-hand member and coincide the intermittent type size between the pipe left end wall face, through adjusting the fly leaf right-hand member and coincide the pipe left end wall between import size, can adjust the size that haemorrhoids got into and cut, can realize cutting the haemorrhoids through the pulling catch bar equally, the efficiency of treating doctor cutting patient haemorrhoids has been improved, make things convenient for doctor's use more.
7. This anastomat is cut to local arc, through setting up permanent magnet A and permanent magnet B, through under permanent magnet B is to permanent magnet A's magnetic attraction effect on the locating lever wall, when anastomotic tube and the rifle body were installed, through permanent magnet B to permanent magnet A's magnetic pole attraction, the effect of leading and fixing a position the locating lever has been played, through permanent magnet B to permanent magnet A's magnetic pole attraction, make the right-hand member of locating lever can stabilize the intracavity at the jack all the time, the stability of the motion in the locating lever operation has been improved, then stability when having improved the cutting haemorrhoids.
Drawings
FIG. 1 is a front cross-sectional view of an embodiment of the present invention;
FIG. 2 is an enlarged view of the invention at B in FIG. 1;
FIG. 3 is an enlarged view of FIG. 2 at C;
FIG. 4 is an enlarged view taken at D of FIG. 1 in accordance with the present invention;
FIG. 5 is an enlarged view taken at A of FIG. 1 in accordance with the present invention;
FIG. 6 is an enlarged view of the invention at F of FIG. 1;
FIG. 7 is an enlarged view of FIG. 1 taken at G in accordance with the present invention;
FIG. 8 is a schematic view of a portion of an anastomosis tube according to the present invention;
FIG. 9 is a side view of an anastomosis tube portion in accordance with the present invention;
FIG. 10 is an enlarged view of FIG. 9 taken at E in accordance with the present invention;
FIG. 11 is a schematic view of the arrangement of the baffle, the first stop bar and the second stop bar in the distribution structure of the present invention;
fig. 12 is a schematic overall structure diagram of the second embodiment of the present invention.
In the figure: 1. a gun body; 11. an anastomosis tube; 12. a first limit rod; 13. a movable plate; 14. a baffle plate; 15. cutting the board; 16. positioning a rod; 17. positioning a plate A; 18. positioning a plate B; 19. a guide plate; 2. a positioning mechanism; 21. pulling a rope; 22. a carrier plate; 23. a guide pulley; 24. a stroke plate; 25. a telescopic sleeve; 26. steel balls; 27. hooking; 29. a sliding sleeve; 3. a slider; 31. a telescopic groove; 32. a slide bar; 33. a chute; 34. a compression spring; 35. a guide ring; 4. a clamping mechanism; 41. a clamping rod; 42. clamping the ball; 43. inserting a rod; 44. a slide plate; 45. pressing the groove; 46. a support spring; 47. a clamping groove; 48. a positioning groove; 49. perforating; 5. a through hole; 51. pulling the plate; 52. a permanent magnet A; 6. a pushing mechanism; 61. a push rod; 62. a jack; 63. a linkage plate; 64. a limiting groove; 65. a limiting block; 66. a permanent magnet B; 67. a return spring; 68. a limiting ring; 7. a second limiting rod; 71. a conical plate; 8. a pulling mechanism; 81. a pull wire; 82. a moving block; 83. a guide bar; 84. a displacement slot; 85. a positioning spring; 86. a communicating groove; 87. a linkage rod; 88. a first trigger; 89. rotating the rod; 9. positioning holes; 91. a connecting rod; 92. the knob is rotated.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example one
Referring to fig. 1 to 11, the present invention provides a technical solution: the partial arc cutting anastomat comprises a gun body 1 and an anastomosis tube 11, wherein the gun body 1 is a hollow gun body, the anastomosis tube 11 is a semicircular hollow arc-shaped tube, a positioning plate A17 is fixedly arranged on the right end face of the anastomosis tube 11, a positioning plate B18 is fixedly arranged on the left end face of the gun body 1, the left end of the positioning plate B18 is arranged on the right side wall face of the positioning plate A17, two first limiting rods 12 and a second limiting rod 7 are arranged on the left end face of the anastomosis tube 11, the two first limiting rods 12 are respectively arranged on the upper side and the lower side of the left end face of the anastomosis tube 11, the second limiting rod 7 is arranged on the left end face of the anastomosis tube 11 close to the lower first limiting rod 12, the included angle between the second limiting rod 7 and the upper side first limiting rod 12 relative to the extended line of the center position of the anastomosis tube 11 is one hundred twenty degrees, the included angle between the second limiting rod 7 and the lower side first limiting rod 12 relative to the extended line of the center position of the anastomosis tube 11 is sixty degrees, the specific positions of the second limiting rod 7 and the two first limiting rods 12 are shown in fig. 11, the left ends of the two first limiting rods 12 and the second limiting rod 7 are fixedly connected with a movable plate 13, the movable plate 13 is semicircular, the left side wall surface of the movable plate 13 is fixedly provided with a conical plate 71, the conical plate 71 is a half cone, the conical end of the conical plate 71 faces to one side away from the movable plate 13, the middle part of the right side wall surface of the movable plate 13 is fixedly connected with a positioning rod 16, the positioning rod 16 is a cylinder, the right end of the positioning rod 16 respectively and sequentially extends into the cavity of the anastomosis tube 11 and the cavity of the gun body 1, the outer wall of the left bottom of the anastomosis tube 11 is provided with a baffle 14, the movable plate 13 is located in the arc-shaped cavity of the baffle 14, the outer wall of the movable plate 13 is mutually attached to the inner wall of the baffle 14, the baffle 14 is located between the second limiting rod 7 and the first limiting rod 12 on the lower side, a pulling mechanism 8 is arranged between the baffle 14 and the anastomosis tube 11, the pulling mechanism 8 comprises a pulling wire 81 and a moving block 82, the moving block 82 is fixedly installed at the middle part of the inner wall of the baffle plate 14 close to the anastomosis tube 11, the outer wall of the anastomosis tube 11 is provided with a displacement groove 84 corresponding to the moving block 82 in position, the moving block 82 extends into the displacement groove 84, a guide rod 83 is fixedly installed in the displacement groove 84, one end of the moving block 82 located in the displacement groove 84 is movably sleeved on the outer wall of the guide rod 83, the outer wall of the guide rod 83 is sleeved with a positioning spring 85, the positioning spring 85 is located on one side wall surface of the moving block 82 close to the gun body 1, the inner wall of the anastomosis tube 11 is provided with a communicating groove 86 communicated with the displacement groove 84 up and down, one side of the moving block 82 close to the communicating groove 86 is fixedly provided with a linkage rod 87, the linkage rod 87 extends out from the cavity of the communicating groove 86, one end of the pulling wire 81 is fixedly connected to one end of the linkage rod 87 far away from the anastomosis tube 11, the same guide ring 35 is fixedly installed on the outer wall of the bottom of the positioning rod 16, the other end of the pull wire 81 sequentially and movably penetrates through the guide ring 35 on the outer wall of the bottom of the positioning rod 16, the right end of the pull wire 81 extends into the cavity of the gun body 1, a first trigger 88 is arranged at the bottom of the cavity of the left side of the gun body 1, the first trigger 88 is arc-shaped, a positioning hole 9 is formed in the bottom of the cavity of the left side of the gun body 1, the first trigger 88 extends the top end into the cavity of the left side of the gun body 1 through the positioning hole 9, a rotating rod 89 is fixedly arranged in the positioning hole 9, the rotating rod 89 movably penetrates through the first trigger 88, the arc-shaped concave side of the first trigger 88 faces the handle position of the gun body 1, a connecting rod 91 is fixedly arranged at the top end of the first trigger 88, the right end of the pull wire 81 is fixedly connected to the top end of the connecting rod 91, an arc-shaped cutting plate 15 is fixedly arranged on the right side wall surface of the movable plate 13, the right end of the cutting plate 15 is conical, a positioning mechanism 2 is arranged on the outer wall of the positioning rod 16, the positioning mechanism 2 comprises a pull wire 21 and a pull rope 22, the supporting plate 22 is fixedly arranged on the outer wall of the left end of the positioning rod 16, the outer wall of the left end of the supporting plate 22 is provided with a stroke plate 24, the right end of the stroke plate 24 is fixedly provided with a sliding sleeve 29, the outer wall of the left end of the supporting plate 22 is provided with a sliding groove 33 corresponding to the position of the sliding sleeve 29, a sliding rod 32 is fixedly arranged in a cavity of the sliding groove 33, the sliding sleeve 29 is movably sleeved on the outer wall of the sliding rod 32, the outer wall of the sliding rod 32 is sleeved with an extrusion spring 34, the extrusion spring 34 is positioned on the outer wall of one side of the sliding rod 32 away from the joint of the movable plate 13 and the anastomosis tube 11, the outer wall of one side of the stroke plate 24 close to the joint of the movable plate 13 and the anastomosis tube 11 is fixedly provided with an expansion sleeve 25, the left end of the pull rope 21 penetrates through the expansion sleeve 25 and the stroke plate 24, the left end of the pull rope 21 is fixedly connected with the inner wall of the expansion sleeve 25 close to the expansion end of one side of the joint of the movable plate 13 and the anastomosis tube 11, and the left end of the pull rope 21 extends out of the expansion sleeve 25, the left end of stay cord 21 is provided with couple 27, the left end wall of loading board 22 and loading board 22 are kept away from movable plate 13 and are all installed guide pulley 23 with a lateral wall face of coinciding the pipe 11 linking department, the outer wall of stay cord 21 is in proper order movable and is slided two guide pulley 23, fixed mounting has evenly distributed's guide ring 35 on the wall of locating lever 16, the outer wall of stay cord 21 is in proper order movable and is run through guide ring 35, through-hole 5 has been seted up at the left side wall top of rifle body 1, be located and be provided with on the rifle body 1 outer wall of through-hole 5 top and drag arm-tie 51, the right-hand member of stay cord 21 passes through-hole 5, and the right-hand member of stay cord 21 with drag arm-tie 51 fixed connection, rifle body 1 intracavity top fixed mounting has deflector 19, the right-hand member of locating lever 16 sets up on deflector 19.
Positioning plate A17 and positioning plate B18 are both half-ring-shaped, two sets of mutually symmetrical clamping mechanisms 4 are arranged between positioning plate A17 and positioning plate B18, each clamping mechanism 4 comprises a clamping rod 41, each clamping rod 41 is arranged on positioning plate B18, a sliding plate 44 is fixedly arranged at one end of each clamping rod 41, a pressing groove 45 mutually clamped with the sliding plate 44 is formed in the outer wall of the positioning plate B18, the sliding plate 44 is movably clamped in a cavity of the pressing groove 45, the outer wall of each clamping rod 41 movably penetrates through the wall surface at the outlet of the corresponding pressing groove 45, a supporting spring 46 is fixedly arranged in the cavity of the pressing groove 45, a clamping ball 42 is fixedly arranged at one end, away from the outer wall of the positioning plate B18, of each clamping rod 41, a clamping groove 47 corresponding to each other in position of the positioning plate B18 is formed in the right side wall of the positioning plate A17, each clamping groove 47 is half-ring-shaped, and an inner wall of one side, away from the positioning plate 16, of each clamping groove 47, is an inclined surface with an inner diameter gradually increasing from left to right, the inner wall of the inclined end of the clamping groove 47 is provided with a positioning groove 48 corresponding to the position of the clamping ball 42, the positioning groove 48 is in an inward concave arc shape, the outer wall of the clamping rod 41 is fixedly provided with an inserting rod 43 on one side wall surface close to the positioning plate A17, the inner wall surface of one side cavity of the clamping groove 47 far away from the positioning plate B18 is provided with a through hole 49 corresponding to the position of the inserting rod 43, the through hole 49 enables the cavity of the clamping groove 47 to be communicated with the outside, the guide plate 19 is provided with a pushing mechanism 6, the pushing mechanism 6 comprises a pushing rod 61, the left side wall surface of the guide plate 19 is provided with a jack 62 corresponding to the horizontal position of the positioning rod 16, the right end of the positioning rod 16 extends into the cavity of the jack 62, a linkage plate 63 is arranged in the cavity of the jack 62, the upper end and the lower end of the linkage plate 63 are fixedly provided with limiting blocks 65, the inner walls of the upper end and the lower end in the cavity of the jack 62 are provided with limiting grooves 64 clamped with the limiting blocks 65, a permanent magnet B66 is fixedly installed on the left side wall surface of the linkage plate 63, a permanent magnet A52 is fixedly installed on the right side wall surface of the positioning rod 16, the magnetic poles of the permanent magnet A52 and the permanent magnet B66 are opposite, the left end of the push rod 61 movably penetrates through the right side wall surface of the guide plate 19, the left end of the push rod 61 is fixedly connected to the right side wall surface of the linkage plate 63, the right end of the push rod 61 movably penetrates through the right side wall surface in the cavity of the gun body 1, the right end of the push rod 61 is positioned outside the cavity of the gun body 1, a limit ring 68 is fixedly installed on the left side outer wall of the push rod 61, a reset spring 67 is sleeved on the left side outer wall of the push rod 61, the reset spring 67 is positioned between the right side wall surface of the guide plate 19 and the left side wall surface of the limit ring 68, the left end of the pull rope 21 is fixedly connected with a steel ball 26, a hook 27 is arranged on the outer wall of the steel ball 26, the hook 27 is distributed and fixedly installed on the outer wall of the steel ball 26 in an annular array manner, the hook 27 is in a curved arc shape, the curved taper end of the hook 27 faces the outer wall of one side of the stroke plate 24, the slider 3 is fixedly mounted on one side of the two first limiting rods 12 and one side of the second limiting rod 7 close to the left end face of the anastomosis tube 11, three telescopic grooves 31 clamped with the slider 3 are formed in the left end face of the anastomosis tube 11, and the outer walls of the two first limiting rods 12 and the second limiting rod 7 movably penetrate through the left end face of the anastomosis tube 11.
Example two
Referring to fig. 12, on the basis of the first embodiment, a rotating button 92 is disposed in the gun body 1, the rotating button 92 rotates in the anorectal by controlling the movable plate 13, so as to achieve the effect of cutting hemorrhoids, the rotating button 92 is a prior art, and is disclosed in the disposable anorectal stapler with patent number CN206261634U, which is not described herein.
When the portable anastomat is used, an attending physician holds the handle at the bottom of the gun body 1, the movable plate 13 and the left end of the anastomosis tube 11 extend into a human body, the conical plate 71 is conical and is more favorable for entering the cavity of the anus and intestine, the push rod 61 is slowly pushed towards the cavity of the gun body 1, after the push rod 61 is pushed, the push rod 61 pushes the linkage plate 63, the linkage plate 63 pushes the permanent magnet B66, the magnetic poles of the permanent magnet B66 and the permanent magnet A52 are opposite, under the normal condition, the jack 62 and the permanent magnet B66 are in a close fit state under the mutual attraction left action of the magnetic poles, after the permanent magnet B66 pushes the linkage plate 63, the permanent magnet B66 pushes the permanent magnet A52, the permanent magnet A52 pushes the positioning rod 16, the positioning rod 16 moves in the cavity of the anastomosis tube 11, and finally the positioning rod 16 pushes the movable plate 13 fully, at the moment, the movable plate 13 gradually moves towards the left end far away from the anastomosis tube 11 through the first limiting rod 12, so that the gap between the movable plate 13 and the anastomosis tube 11 is gradually increased, the first limit rod 12 can slide in the cavity of the telescopic slot 31 through the slider 3, and the first limit rod 12 can be extended and contracted through the slider 3, so that an attending physician can push and separate the movable plate 13 from the left end of the anastomosis tube 11 through the push rod 61, then drive the anastomosis tube 11 and the movable plate 13 to rotate by rotating the gun body 1, extend hemorrhoids on the inner wall of the anorectum into the cavity of the anastomosis tube 11 through the right end of the movable plate 13, meanwhile, slowly pull the pull rope 21 through pulling the pulling plate 51, limit and guide the pull rope 21 through the guide ring 35, then pull the steel ball 26 from the left end of the pull rope 21, and after the left end of the steel ball 26 is pulled, the steel ball 26 drives the telescopic end of the telescopic sleeve 25 to move, so that the left end of the telescopic sleeve 25 is contracted, the telescopic sleeve 25 plays a role of guiding the pull rope 21, meanwhile, the steel ball 26 drives the hook 27 to contract on the extending end wall surface of the telescopic sleeve 25, when the left end of the pull rope 21 is pulled, the stroke plate 24 moves through the sliding sleeve 29, the sliding sleeve 29 slides on the outer wall of the sliding rod 32, meanwhile, the sliding sleeve 29 extrudes the extrusion spring 34, at the moment, part of hemorrhoids on the inner wall of the anorectum enter the cavity of the anastomosis tube 11, the steel ball 26 and the hook 27 are aligned to the hemorrhoids in the cavity of the anastomosis tube 11, then, the right end of the pull rope 21 is slowly loosened, under the elastic recovery action of the extrusion spring 34, the stroke plate 24 drives the telescopic sleeve 25 to move towards one side close to the hemorrhoids, so that the steel ball 26 and the hook 27 are slowly extruded into the hemorrhoids, the hook 27 is in an arc state, the hooks 27 are uniformly distributed on the outer wall of the steel ball 26, and after the hook 27 is extruded into the hemorrhoids, realize that couple 27 catches on haemorrhoids, the couple 27 that is the annular array and distributes has improved the probability of colluding out to haemorrhoids, then improved the efficiency of excision to haemorrhoids, the haemorrhoids that stretch into the anastomotic canal 11 intracavity with the part catches on the back, stimulate the right-hand member of stay cord 21 and drag the board 51 this moment again, the couple 27 that realizes catching on haemorrhoids this moment further drives haemorrhoids and stretches into toward the intracavity of anastomotic canal 11, the intracavity of the anastomotic canal 11 of the synchronous net of stroke board 24 and telescopic sleeve 25 moves simultaneously.
According to the invention, two first limiting rods 12 and one second limiting rod 7 are arranged, the included angle between the second limiting rod 7 and the upper first limiting rod 12 is one hundred twenty degrees, the included angle between the second limiting rod 7 and the lower first limiting rod 12 is sixty degrees, the second limiting rod 7 plays a role of dividing the two first limiting rods 12, when hooked hemorrhoids are pulled into the cavity of the anastomosis tube 11 between the second limiting rod 7 and the upper first limiting rod 12, under the normal elastic action of the positioning spring 85, the moving block 82 drives the baffle plate 14 to move towards one side close to the movable plate 13, so that the baffle plate 14 seals the sixty degree included angle between the second limiting rod 7 and the first limiting rod 12, the cutting plate 15 is driven by pulling the push rod 61 to cut the entered hemorrhoids, and the baffle plate 14 between the second limiting rod 7 and the upper first limiting rod 12 plays a role of normally cutting the mucosa of the inner wall of the anus and intestine into the space The limiting function is blocked, the normal mucous membrane of the inner wall of the anorectum is prevented from being cut by the substitution of hemorrhoids, the cutting angle of the hemorrhoid on the inner wall of the anorectum is one hundred twenty degrees at the moment, when the trigger I88 is pushed to one side far away from the handle of the gun body 1, the trigger I88 rotates through the rotating rod 89, the top end of the trigger I88 drives the connecting rod 91 to move towards the right side in the cavity of the gun body 1, the connecting rod 91 pulls the pull wire 81, the linkage rod 87 pulls the baffle plate 14 through the moving block 82, the positioning spring 85 is elastically contracted, meanwhile, the baffle plate 14 withdraws from the second limiting rod 7 to the first limiting rod 12 on the lower side, and the baffle plate 14 cancels the sealing of a sixty-degree included angle between the second limiting rod 7 and the first limiting rod 12 on the lower side And the push rod 61 is pulled to drive the cutting plate 15 to cut the entering hemorrhoids, so that the second limiting rod 7 and the first limiting rod 12 on the lower side have the effect of stopping the normal mucosa on the inner wall of the anorectum for limiting, the normal mucosa on the inner wall of the anorectum is prevented from being substituted and cut by the hemorrhoids, and the cutting angle of the hemorrhoid on the inner wall of the anorectum is sixty degrees.
The pushing rod 61 is pulled, the pushing rod 61 drives the positioning rod 16 to reset, so that the right end of the movable plate 13 is gradually close to the left end wall surface of the anastomosis tube 11, the cutting plate 15 on the right end wall surface of the movable plate 13 realizes the pulling and cutting of the hemorrhoids entering the left end cavity of the anastomosis tube 11, the hemorrhoids are cut in the left end cavity of the anastomosis tube 11, the cutting of the hemorrhoids on the inner wall of the anorectum of the patient is completed at the moment, the left end of the anastomosis tube 11 is slowly taken out of the body of the patient, then the two insertion rods 43 on the positioning plate A17 are pushed, under normal conditions, the positioning plate B18 is clamped in the clamping groove 47, the clamping ball 42 is slowly extruded into the positioning groove 48 along the inclined surface of the clamping groove 47, the clamping ball 42 is extruded and clamped in the positioning groove 48, and under the elastic supporting action of the supporting spring 46, the clamping ball 42 can be stably limited in the positioning groove 48, meanwhile, the insertion rod 43 extends out of the left side wall surface of the positioning plate A17 through the through hole 49, when the positioning plate A17 and the positioning plate B18 are disassembled and separated, the insertion rod 43 is pushed in an extruding mode, the clamping ball 42 is pushed in the positioning groove 48 in an extruding mode, under the elastic force restoring effect of the supporting spring 46, the positioning plate A17 and the positioning plate B18 are separated, rapid disassembling and separating of the positioning plate A17 and the positioning plate B18 are achieved, rapid disassembling and separating of the anastomosis tube 11 and the gun body 1 are achieved, then the right end of the pull rope 21 is disassembled and separated from the pull plate 51, and then the right end of the positioning rod 16 is pulled out of the cavity of the insertion hole 62.
The invention adjusts the interval between the movable plate 13 and the anastomosis tube 11 by pushing the push rod 61, guides the hemorrhoids on the inner wall of the anorectum into the anastomosis tube 11 between the movable plate 13 and the anastomosis tube 11, further hooks the hooks 27 on the outer wall of the steel ball 26 and the hemorrhoids entering the anastomosis tube 11 by pulling the reset stay cord 21, finally further pulls the hemorrhoids by pulling the stay cord 21 to the anastomosis tube 11, finally pulls the push rod 61 to drive the positioning rod 16, the positioning rod 16 completely cuts the pulled hemorrhoids by the movable plate 13 and the cutting plate 15, the invention improves the cutting efficiency of the hemorrhoids on the inner wall of the anorectum of a patient, reduces the cutting of the mucous membrane around the hemorrhoids to the maximum extent, has stronger practicability and creativity, and the hooks 27 are in an arc state by arranging the steel ball 26 and the hooks 27, the hooks 27 are uniformly distributed on the outer wall of the steel balls 26, after the hooks 27 are squeezed into the hemorrhoids, the hemorrhoids are hooked by the hooks 27, the probability of hooking the hemorrhoids is improved by the hooks 27 distributed in an annular array, the efficiency of excising the hemorrhoids is improved, the positioning plate A17 and the positioning plate B18 are quickly installed and disassembled by arranging the clamping mechanism 4, the anastomosis tube 11 and the gun body 1 are quickly installed and disassembled, the use efficiency of the invention is improved, the quick disassembling and separating of an attending physician after operation are convenient, the intermittent size between the right end of the movable plate 13 and the left end wall of the anastomosis tube 11 can be quickly adjusted by arranging the pushing mechanism 6, the intermittent size between the right end of the movable plate 13 and the left end wall of the anastomosis tube 11 can be quickly adjusted by pulling the pushing rod 61 and pushing the pushing rod 61, the size between the inlet between the right end of the movable plate 13 and the left end wall of the anastomosis tube 11 can be adjusted, the hemorrhoid can be cut by pulling the push rod 61, the efficiency of the main treating doctor for cutting the hemorrhoid of the patient is improved, the use of the doctor is more convenient, the permanent magnet A52 and the permanent magnet B66 are arranged, the permanent magnet B66 attracts the permanent magnet A52 on the wall surface of the positioning rod 16, the anastomosis tube 11 is mounted with the gun body 1, the permanent magnet B66 attracts the magnetic pole of the permanent magnet A52, the positioning rod 16 is guided and positioned, the permanent magnet B66 attracts the magnetic pole of the permanent magnet A52, the right end of the positioning rod 16 can be stabilized in the cavity of the jack 62 all the time, the stability of the movement of the positioning rod 16 in the operation is improved, and the stability of the hemorrhoid cutting is improved.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. Anastomat is cut to local arc, including the rifle body (1) and coincide pipe (11), the rifle body (1) is the hollow rifle body, coincide pipe (11) and be semicircular hollow arc pipe, its characterized in that: a positioning plate A (17) is fixedly arranged on the right end face of the anastomotic tube (11), a positioning plate B (18) is fixedly arranged on the left end face of the gun body (1), the left end of the positioning plate B (18) is arranged on the right side wall face of the positioning plate A (17), two first limiting rods (12) and a second limiting rod (7) are arranged on the left end face of the anastomotic tube (11), the two first limiting rods (12) are respectively positioned on the upper side and the lower side of the left end face of the anastomotic tube (11), the second limiting rod (7) is arranged on the left end face of the anastomotic tube (11) close to the lower side first limiting rod (12), an extension line included angle between the second limiting rod (7) and the upper side first limiting rod (12) relative to the circle center position of the anastomotic tube (11) is one hundred twenty degrees, an extension line included angle between the second limiting rod (7) and the lower side first limiting rod (12) relative to the circle center position of the anastomotic tube (11) is sixty degrees, the left ends of the two first limiting rods (12) and the second limiting rod (7) are fixedly connected with a movable plate (13) together, the movable plate (13) is semicircular, a conical plate (71) is fixedly installed on the left side wall surface of the movable plate (13), the conical plate (71) is a half cone, the conical end of the conical plate (71) faces to one side far away from the movable plate (13), a positioning rod (16) is fixedly connected to the middle of the right side wall surface of the movable plate (13), the positioning rod (16) is a cylinder, and the right end of the positioning rod (16) sequentially extends into the cavity of the anastomosis tube (11) and the cavity of the gun body (1) respectively;
the outer wall of the bottom of the left side of the anastomosis tube (11) is provided with a baffle plate (14), the movable plate (13) is positioned in an arc-shaped cavity of the baffle plate (14), the outer wall of the movable plate (13) is attached to the inner wall of the baffle plate (14), the baffle plate (14) is positioned between the second limiting rod (7) and the first limiting rod (12) on the lower side, a pulling mechanism (8) is arranged between the baffle plate (14) and the anastomosis tube (11), the pulling mechanism (8) comprises a pull wire (81) and a moving block (82), the moving block (82) is fixedly installed in the middle of the inner wall of the baffle plate (14) close to the anastomosis tube (11), the outer wall of the anastomosis tube (11) is provided with a displacement groove (84) corresponding to the moving block (82), the moving block (82) extends into the displacement groove (84), a guide rod (83) is fixedly installed in the displacement groove (84), one end, positioned in the displacement groove (84), of the moving block (82) is movably sleeved on the outer wall of the guide rod (83), the outer wall of the guide rod (83) is sleeved with a positioning spring (85), the positioning spring (85) is positioned on one side wall surface of the moving block (82) close to the gun body (1), the inner wall of the anastomosis tube (11) is provided with a communicating groove (86) which is communicated with the displacement groove (84) up and down, one side of the moving block (82) close to the communicating groove (86) is fixedly provided with a linkage rod (87), the linkage rod (87) extends out of the cavity of the communicating groove (86), one end of a pull wire (81) is fixedly connected with one end of the linkage rod (87) far away from the anastomosis tube (11), the outer wall of the bottom of the positioning rod (16) is fixedly provided with a guide ring (35), the other end of the pull wire (81) sequentially and movably penetrates through the guide ring (35) on the outer wall of the bottom of the positioning rod (16), the right end of the pull wire (81) extends into the cavity of the gun body (1), the bottom of the cavity of the left side of the gun body (1) is provided with a trigger (88), the trigger I (88) is arc-shaped, a positioning hole (9) is formed in the bottom of a left cavity of the gun body (1), the top end of the trigger I (88) extends into the left cavity of the gun body (1) through the positioning hole (9), a rotating rod (89) is fixedly installed in the positioning hole (9), the rotating rod (89) movably penetrates through the trigger I (88), the arc-shaped concave side of the trigger I (88) faces the handle position of the gun body (1), a connecting rod (91) is fixedly installed at the top end of the trigger I (88), the right end of a pull wire (81) is fixedly connected to the top end of the connecting rod (91), an arc-shaped cutting plate (15) is fixedly installed on the right side wall surface of the movable plate (13), and the right end of the cutting plate (15) is conical;
the outer wall of the positioning rod (16) is provided with a positioning mechanism (2), the positioning mechanism (2) comprises a pull rope (21) and a bearing plate (22), the bearing plate (22) is fixedly arranged on the outer wall of the left end of the positioning rod (16), the outer wall of the left end of the bearing plate (22) is provided with a stroke plate (24), the right end of the stroke plate (24) is fixedly provided with a sliding sleeve (29), the outer wall of the left end of the bearing plate (22) is provided with a sliding groove (33) corresponding to the sliding sleeve (29), a sliding rod (32) is fixedly arranged in a cavity of the sliding groove (33), the sliding sleeve (29) is movably sleeved on the outer wall of the sliding rod (32), the outer wall of the sliding rod (32) is sleeved with an extrusion spring (34), the extrusion spring (34) is positioned on the outer wall of one side of the sliding rod (32) far away from the joint of the movable plate (13) and the anastomosis tube (11), the outer wall of one side of the stroke plate (24) close to the joint of the movable plate (13) and the anastomosis tube (11) is fixedly provided with a telescopic sleeve (25), the left end of the pull rope (21) penetrates through a telescopic sleeve (25) and a stroke plate (24), the left end of the pull rope (21) and the inner wall of the telescopic end at one side of the joint of the telescopic sleeve (25) close to the movable plate (13) and the anastomosis tube (11) are fixedly connected, the left end of the pull rope (21) extends out of the cavity of the telescopic sleeve (25), a hook (27) is arranged at the left end of the pull rope (21), guide pulleys (23) are arranged on the wall surface of the left end of the bearing plate (22) and the wall surface of one side of the bearing plate (22) far away from the joint of the movable plate (13) and the anastomosis tube (11), the outer wall of the pull rope (21) sequentially and movably slides over the two guide pulleys (23), a guide ring (35) is fixedly arranged on the wall surface of the positioning rod (16), the outer wall of the pull rope (21) sequentially and movably penetrates through the guide ring (35), a through hole (5) is formed in the top of the left side wall surface of the gun body (1), a pulling plate (51) is arranged on the outer wall of the gun body (1) above the through hole (5), the right end of stay cord (21) passes through-hole (5), and the right end of stay cord (21) with drag and draw board (51) fixed connection, rifle body (1) intracavity top fixed mounting has deflector (19), the right end setting of locating lever (16) is on deflector (19).
2. The partial arc cutting stapler according to claim 1, wherein: locating plate A (17) and locating plate B (18) are half annular, be provided with about two sets of mutual symmetries between locating plate A (17) and locating plate B (18) block mechanism (4), block mechanism (4) are including block pole (41), block pole (41) set up on locating plate B (18), the one end fixed mounting of block pole (41) has slide (44), press down groove (45) with slide (44) mutual block is seted up to the outer wall of locating plate B (18), slide (44) activity block is in the intracavity of pressing down groove (45), and the outer wall activity of block pole (41) runs through the wall of pressing down groove (45) exit, press down groove (45) intracavity fixed mounting have supporting spring (46), the one end fixed mounting that locating plate B (18) outer wall was kept away from to block pole (41) has block ball (42).
3. The partial arc cutting stapler according to claim 2, wherein: the right side wall surface of the positioning plate A (17) is provided with a clamping groove (47) corresponding to the positioning plate B (18) in position, the clamping groove (47) is half of annular, the inner wall of one side, away from the positioning rod (16), of the clamping groove (47) turns right from left to form an inclined plane with gradually increasing inner diameter, the inner wall of the inclined plane end of the clamping groove (47) is provided with a positioning groove (48) corresponding to the position of the clamping ball (42), and the positioning groove (48) is in an inwards concave arc shape.
4. The partial arc cutting stapler according to claim 2, wherein: an inserting rod (43) is fixedly mounted on one side wall face of the outer wall of the clamping rod (41) close to the positioning plate A (17), a through hole (49) corresponding to the inserting rod (43) in position is formed in the inner wall face of one side cavity of the clamping groove (47) far away from the positioning plate B (18), and the cavity of the clamping groove (47) is communicated with the outside through the through hole (49).
5. The partial arc cutting stapler according to claim 1, wherein: be provided with pushing mechanism (6) on deflector (19), pushing mechanism (6) include catch bar (61), jack (62) that correspond each other with locating lever (16) horizontal position are seted up to the left side wall of deflector (19), the right-hand member of locating lever (16) stretches into in the intracavity of jack (62), jack (62) intracavity is provided with linkage plate (63), the equal fixed mounting in upper and lower both ends of linkage plate (63) has stopper (65), spacing groove (64) of the mutual block with stopper (65) are all seted up to the intracavity upper and lower both ends inner wall of jack (62), the left side wall fixed mounting of linkage plate (63) has permanent magnet B (66), the right side wall fixed mounting of locating lever (16) has permanent magnet A (52), permanent magnet A (52) are opposite with the magnetic pole of permanent magnet B (66).
6. The partial arc cutting stapler according to claim 5, wherein: the left end of the push rod (61) movably penetrates through the right side wall surface of the guide plate (19), the left end of the push rod (61) is fixedly connected to the right side wall surface of the linkage plate (63), the right end of the push rod (61) movably penetrates through the right side wall surface in the cavity of the gun body (1), and the right end of the push rod (61) is located outside the cavity of the gun body (1).
7. The partial arc cutting stapler according to claim 5, wherein: a limiting ring (68) is fixedly mounted on the outer wall of the left side of the push rod (61), a return spring (67) is sleeved on the outer wall of the left side of the push rod (61), and the return spring (67) is located between the wall surface of the right side of the guide plate (19) and the wall surface of the left side of the limiting ring (68).
8. The partial arc cutting stapler according to claim 1, wherein: the left end of the pull rope (21) is fixedly connected with a steel ball (26), and a hook (27) is arranged on the outer wall of the steel ball (26).
9. The partial arc cutting stapler according to claim 7, wherein: the hooks (27) are distributed and fixedly mounted on the outer wall of the steel ball (26) in an annular array mode, the hooks (27) are in a bent arc shape, and the bent conical end of each hook (27) faces the outer wall of one side of the stroke plate (24).
10. The partial arc cutting stapler according to claim 1, wherein: two equal fixed mounting in one side that first gag lever post (12) and second gag lever post (7) are close to anastomotic tube (11) left side terminal surface has slider (3), offers three flexible groove (31) with slider (3) mutual block on anastomotic tube (11) left side terminal surface, and the outer wall of two first gag lever posts (12) and second gag lever posts (7) is all movable and is run through anastomotic tube's (11) left side terminal surface.
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| CN202110141668.8A CN112674843B (en) | 2021-02-02 | 2021-02-02 | Partial arc cutting anastomat |
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| US9010609B2 (en) * | 2012-01-26 | 2015-04-21 | Covidien Lp | Circular stapler including buttress |
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| CN112674843A (en) | 2021-04-20 |
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