CN113180761B - Handle part of endoscopic surgery anastomat with single-hand operation retreating mechanism - Google Patents
Handle part of endoscopic surgery anastomat with single-hand operation retreating mechanism Download PDFInfo
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- CN113180761B CN113180761B CN202110420841.8A CN202110420841A CN113180761B CN 113180761 B CN113180761 B CN 113180761B CN 202110420841 A CN202110420841 A CN 202110420841A CN 113180761 B CN113180761 B CN 113180761B
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/068—Surgical staplers, e.g. containing multiple staples or clamps
- A61B17/072—Surgical staplers, e.g. containing multiple staples or clamps for applying a row of staples in a single action, e.g. the staples being applied simultaneously
- A61B17/07207—Surgical staplers, e.g. containing multiple staples or clamps for applying a row of staples in a single action, e.g. the staples being applied simultaneously the staples being applied sequentially
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M31/00—Devices for introducing or retaining media, e.g. remedies, in cavities of the body
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B2017/0046—Surgical instruments, devices or methods, e.g. tourniquets with a releasable handle; with handle and operating part separable
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Abstract
The invention discloses a handle part of an endoscopic surgery anastomat with a single-hand operation retreating mechanism, which belongs to the technical field of medical instruments and comprises an anastomat head, a clamping component, an anastomat outer rod, a handle part mechanism and an outer installation shaft, wherein the handle part mechanism consists of a connection side sleeve, a main cylinder, a moving component and an operation and control component; according to the invention, the movable withdrawing mechanism is arranged in the handle part mechanism, the withdrawing mechanism comprises the middle-arranged main rod and the moving component, when the anastomat head needs to be disassembled, the moving component is pushed to the right side by one hand, the moving component can effectively drive the middle-arranged main rod to displace, the mounting box can be driven to move to the right side at the same time, the extrusion rod at the long end can touch the clamping component at the moment, so that the clamping component rotates and is separated from the clamping relation with the clamping block, the push rod at the short end can push the separated and connected mounting box to one side at the moment, the rapid disassembly of the mounting box is completed, the operation can be completed by one hand, and the operation is simple and convenient.
Description
Technical Field
The invention belongs to the technical field of medical instruments, and particularly relates to a handle part of an endoscopic surgery anastomat with a single-hand operation retreating mechanism.
Background
The medical apparatus refers to instruments, equipment, appliances, in-vitro diagnostic reagents, calibrators, materials and other similar or related articles which are directly or indirectly used for the human body, and the medical apparatus is used for diagnosing, preventing, monitoring, treating or relieving diseases; diagnosis, monitoring, treatment, mitigation, or functional compensation of injury; the types of medical instruments are various, different medical instruments have different functions, wherein an anastomat is a common and important structure in the medical instruments, the anastomat is used for replacing manual suturing equipment in medicine, the types of subdivision in the anastomat are various according to different application ranges, the anastomat can be mainly divided into a skin anastomat, a circular digestive tract (esophagus, stomach and intestine and the like), a rectal anastomat, a circular hemorrhoid anastomat, a circumcision anastomat, a blood vessel anastomat, a hernia anastomat, a lung cutting stapler and the like, and a handle part of the anastomat is a holding structure and an operation structure in the anastomat.
Chinese patent discloses (CN201610951656.0) a circular anastomat for tissue excision, which comprises a gun-shaped body, wherein the gun-shaped body comprises a gun tube part and a handle part, a gun mouth of the gun tube part is provided with an anastomat head plate, a hollow suction tube extending out from the center of one side of the anastomat head plate, which faces the gun-shaped body, and the tail part of the hollow suction tube is inserted into a tissue accommodating cavity of the gun tube part; the stapler comprises a gun barrel part, a handle part and a telescopic rod, wherein one end of the gun barrel part, which is close to the handle part, is provided with an extended fixing shaft, the gun barrel part, which is close to the handle part, is provided with a circular ring body which is embedded into the gun barrel part and exposed, a hole of the circular ring body is sleeved on the fixing shaft so as to enable the circular ring body to rotate around the fixing shaft, the exposed part of the circular ring body is fixedly provided with the telescopic rod, the top end of the telescopic rod, which is far away from the gun barrel part, is fixedly provided with a ring cutter, the handle part comprises a handle part and a trigger part, and the stapler is high in operation precision; the anastomat head plate is increased to have a concave radian from one end far away from the hollow habit to the direction of the hollow straw, because part of skin is not flat or part of pathological change tissue is convex, the flat anastomat head plate can extrude the tissue to cause pathological change, so the anastomat head plate with the radian is adopted to better attach the skin, meanwhile, one side of the anastomat head plate far away from the handle part is provided with a soft silicone rubber layer to increase the water content of the tissue to be cut off, hydration is generated, the tissue to be cut off becomes soft and can be better sucked by the hollow straw, but the handle part of the anastomat has single function, only the anastomat head is controlled and does not have a back-off mechanism, thereby the quick-disassembly operation of the anastomat head can not be carried out, when the anastomat head needs to be disassembled, the operation of only two hands can be carried out for disassembly, which is troublesome and time-consuming, certain improvements are needed.
Disclosure of Invention
The invention aims to: in order to solve the problem that the function of the handle part of the traditional anastomat is single, only the anastomat head is controlled and is not provided with a retreating mechanism, so that the anastomat head cannot be subjected to quick-dismantling operation, and when the anastomat head is dismantled, the anastomat head can only be dismantled through double-hand operation, which is troublesome and time-consuming, the handle part of the endoscopic surgery anastomat with the single-hand operation retreating mechanism is provided.
In order to achieve the purpose, the invention adopts the following technical scheme: an endoscope operation anastomat handle part with a single-hand operation retreating mechanism comprises an anastomat head, a clamping component, an anastomat outer rod, a handle part mechanism and an outer installation shaft, the handle part mechanism consists of a connecting side sleeve, a main cylinder, a moving component and a control component, the connecting side sleeve is installed at one end of the main cylinder in a threaded manner, an outer sliding groove is arranged on the side wall of the main cylinder, a moving component is arranged inside the outer sliding groove in a sliding manner, one end of the connecting side sleeve is fixedly provided with an anastomat outer rod, the interior of the anastomat outer rod is slidably provided with a middle main rod, a limiting inner sliding rod is fixedly arranged at the center position inside the main cylinder, the middle main rod is sleeved on the limiting inner sliding rod, the top surface of the middle-arranged main rod is fixedly provided with a clamping block, the outer part of the limiting inner sliding rod is fixedly provided with a sleeved spring, and the control assembly is rotatably arranged at the bottom of the main cylinder.
As a further description of the above technical solution:
and a handle rod is fixedly arranged at the bottom of the main cylinder.
As a further description of the above technical solution:
the movable assembly comprises a movable block, a clamping hole, a connecting block and a mounting sleeve, the movable block is fixedly mounted on the outer wall of one side of the mounting sleeve through the connecting block, the clamping hole is formed in the movable block, and the mounting sleeve is fixedly mounted on the outer portion of the middle-arranged main rod.
As a further description of the above technical solution:
the middle-arranged main rod is provided with a mounting box in a sliding mode, the inside of the mounting box is rotatably provided with a clamping component, and the clamping component is composed of a clamping plate, a distortion return spring, a connecting shaft and a bottom clamping hook.
As a further description of the above technical solution:
the connecting shaft penetrates through the inside of the buckling plate, the distortion restoring spring is fixedly installed on the outer portion of the connecting shaft, one end of the distortion restoring spring is fixedly connected with the inner side wall of the mounting box, a bottom clamping hook is fixedly installed at the bottom of the buckling plate and is clamped with the buckling block, and a blocking pad is arranged on the top surface of the mounting box.
As a further description of the above technical solution:
the outer installation axle of fixed mounting on one side outer wall of mounting box, install the anastomat head through the pivot rotation on the outer installation axle, the top fixed mounting of anastomat head has the connection link, go out the groove in having seted up one side of mounting box.
As a further description of the above technical solution:
the control assembly comprises a pressing plate, a steel wire winding roller, a traction steel wire and a first connecting spring, the steel wire winding roller is fixedly mounted on one side wall of the pressing plate through a connecting rod, a steel wire winding groove is formed in the steel wire winding roller, and the traction steel wire is wound on the steel wire winding groove.
As a further description of the above technical solution:
the utility model discloses a liquid medicine injection pipe, including a main section of thick bamboo, pull the first connecting spring of one end fixedly connected with of steel wire, the one end of first connecting spring and one side inner wall fixed connection of a main section of thick bamboo, the other end fixed mounting who pulls the steel wire has combination link, combination link and the mutual joint of link, the combination link comprises the different magnetic path of two magnetism, and the magnetic path rotation that two magnetism are different is connected, pulls the steel wire bottom and has seted up the opening near the position department of combination link, pull the steel wire for inside cavity formula, be provided with the liquid medicine injection pipe on the steel wire of pulling.
As a further description of the above technical solution:
an installation inner groove is formed in the main barrel, an outer top spring is fixedly installed inside the installation inner groove, a clamping shaft is fixedly installed at the bottom end of the outer top spring, a convex block is fixedly installed outside the clamping shaft, and the convex block is located in a side stroke groove formed in the outer surface of the main barrel.
As a further description of the above technical solution:
the outer fixed mounting of anastomat outer pole has the mounting panel, fixed mounting has extrusion pole and push rod on the outer wall of one side of mounting panel, the length of extrusion pole is greater than the length of push rod, in put mobile jib, remove subassembly, spacing interior slide bar and suit spring constitution retreat position mechanism.
In summary, due to the adoption of the technical scheme, the invention has the beneficial effects that:
1. according to the invention, the movable withdrawing mechanism is arranged in the handle part mechanism, the withdrawing mechanism comprises the middle-arranged main rod and the moving component, when the anastomat head needs to be disassembled, the moving component is pushed to the right side only by one hand, the moving component can effectively drive the middle-arranged main rod to displace, the mounting box can be driven to move to the right side at the same time, the extrusion rod at the long end can be contacted with the clamping component, the clamping component rotates and is separated from the clamping relation with the clamping block, the short-end push rod can push the separated mounting box to one side at the moment, the rapid disassembly of the mounting box is completed, and the operation can be completed by one hand, so that the operation is simple and convenient.
2. According to the invention, the middle-arranged main rod is arranged on the limiting inner sliding rod with the sleeved spring in a sliding and built-in mode, when the middle-arranged main rod is moved to one side during each operation of the withdrawing mechanism, the stability of the middle-arranged main rod during movement can be guaranteed by the limiting inner sliding rod, meanwhile, when the middle-arranged main rod moves, the sleeved spring is contacted and extruded to be compressed, and when the withdrawing mechanism is loosened, the withdrawing mechanism can be driven to reset due to the restoring force of the sleeved spring and returns to the initial position, so that the convenience is realized.
3. According to the invention, the clamping shaft is arranged in the positioning device, when the positioning device is operated, if the positioning device needs to be positioned, the positioning device is continuously pulled towards the right side until the clamping shaft is automatically clamped in the clamping hole of the moving assembly, so that the positioning of the positioning device can be completed, when the positioning is released, the clamping shaft is directly lifted through the bump to be separated from the clamping hole, the moving assembly can be automatically reset, the positioning device is driven to reset, the operation is convenient, the one-hand operation can still be carried out in the whole process, and the positioning device is convenient and fast.
4. According to the invention, through the arrangement of the control assembly, when the anastomat head is controlled normally, the pressing plate of the control assembly can be directly pressed, at the moment, the steel wire can be driven to rotate around the roller, the anastomat head can be controlled to move for performing operation, in addition, the first connecting spring is arranged at one end of the traction steel wire, when the traction steel wire is pulled, the first connecting spring can also stretch, a certain traction force is provided for the traction steel wire, after the cutting treatment is completed through the anastomat head, the pressing plate is loosened, the anastomat head can automatically reset, the operation control is convenient for doctors, in addition, the good recovery effect is realized, and the operation difficulty is reduced.
5. Through the traction steel wire that adopts the stereoplasm, make anastomat head can more effective quick the reseing after accomplishing the cutting processing, simultaneously, design for hollow form in the traction steel wire, install the liquid medicine injection pipe simultaneously on traction steel wire, when carrying out the operation, the doctor can be according to the operation needs, inject some required liquid medicines into in the traction steel wire through the liquid medicine injection pipe, because traction steel wire one end is located anastomat head position department, set up an opening in traction steel wire and anastomat head's junction bottom surface, the liquid medicine of joining can be automatic adds to cutting tissue department through traction steel wire, the function of adding the medicine in the art has been realized effectively, and the accessible controls the position that the subassembly control dragged the steel wire, thereby the joining position of control liquid medicine, excellent in use effect.
Drawings
Fig. 1 is a schematic perspective view of a combined handle portion and outer rod of an endoscopic surgical stapler with a single-hand operated retraction mechanism.
FIG. 2 is an enlarged perspective view of a clamping component in a handle part of an endoscopic surgical stapler with a single-hand operated withdrawing mechanism.
FIG. 3 is an enlarged perspective view of a manipulation assembly in the handle portion of an endoscopic surgical stapler with a single-handed operated retraction mechanism.
FIG. 4 is an enlarged perspective view of a central main rod in a handle part of an endoscopic surgical stapler with a single-hand operated withdrawing mechanism.
FIG. 5 is an enlarged perspective view of a moving assembly in the handle portion of an endoscopic surgical stapler with a single-handed operated retraction mechanism.
FIG. 6 is an enlarged schematic view of a handle portion A of an endoscopic surgical stapler having a single-handed operated retraction mechanism.
FIG. 7 is an enlarged view of the structure at B in the handle portion of an endoscopic surgical stapler with a single-handed operated retraction mechanism.
FIG. 8 is an enlarged view of the structure at C in the handle portion of an endoscopic surgical stapler with a single-handed operated retraction mechanism.
Illustration of the drawings:
1. a stapler head; 2. a clamping component; 21. a buckle plate; 22. a torsion return spring; 23. a connecting shaft; 24. a bottom hook; 3. mounting a box; 4. an extrusion stem; 5. a push rod; 6. mounting a plate; 7. an outer stapler rod; 8. a handle portion mechanism; 81. connecting the side sleeve; 82. a main barrel; 83. an outer chute; 84. a moving assembly; 841. a moving block; 842. a clamping hole; 843. connecting blocks; 844. installing a sleeve; 85. clamping a shaft; 86. an inner travel slot; 87. a manipulation component; 871. a pressing plate; 872. a steel wire winding roller; 873. a steel wire winding groove; 874. a traction wire; 875. a first connecting spring; 876. injecting a liquid medicine; 88. a handle bar; 89. a main rod is arranged in the middle; 810. limiting the inner sliding rod; 811. sleeving a spring; 812. a buckling block; 813. a bump; 814. an outer top spring; 815. installing an inner groove; 816. a side stroke slot; 9. connecting a hanging ring; 10. a combined hanging ring; 11. discharging from the groove; 12. a connecting spring; 13. an outer mounting shaft; 14. and a blocking cushion.
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.
Referring to fig. 1-8, the present invention provides a technical solution: an endoscope operation anastomat handle part with a single-hand operation retreating mechanism comprises an anastomat head 1, a clamping and fixing component 2, an anastomat outer rod 7, a handle part mechanism 8 and an outer installation shaft 13, wherein the handle part mechanism 8 consists of a connecting side sleeve 81, a main cylinder 82, a moving component 84 and a control component 87, the connecting side sleeve 81 is installed at one end of the main cylinder 82 in a threaded mode, an outer sliding groove 83 is formed in the side wall of the main cylinder 82, a handle rod 88 is fixedly installed at the bottom of the main cylinder 82, and the handle part mechanism 8 can be held by the handle rod 88 in a handheld mode;
the inner sliding device is characterized in that the moving assembly 84 is slidably mounted in the outer sliding groove 83, the moving assembly 84 is composed of a moving block 841, a clamping hole 842, a connecting block 843 and a mounting sleeve 844, the moving block 841 is fixedly mounted on the outer wall of one side of the mounting sleeve 844 through the connecting block 843, the clamping hole 842 is formed in the moving block 841, the mounting sleeve 844 is fixedly mounted on the outer portion of the middle-arranged main rod 89, the mounting plate 6 is fixedly mounted on the outer portion of the outer rod 7 of the anastomat, the extrusion rod 4 and the push rod 5 are fixedly mounted on the outer wall of one side of the mounting plate 6, the length of the extrusion rod 4 is greater than that of the push rod 5, the middle-arranged main rod 89, the moving assembly 84, the limiting inner sliding rod 810 and the sheathing spring 811 form a withdrawing mechanism, and after operation, when the anastomat head 1 needs to be disassembled, the middle-arranged moving assembly 84 only needs to be pushed to the right side by a single hand, and the moving assembly 84 can effectively drive the main rod 89 to displace, at the same time, the mounting box 3 can be driven to move towards the right side;
one end of the connecting side sleeve 81 is fixedly provided with an outer anastomat rod 7, the inner part of the outer anastomat rod 7 is slidably provided with a middle-arranged main rod 89, the middle-arranged main rod 89 is slidably provided with a mounting box 3, the inner part of the mounting box 3 is rotatably provided with a clamping component 2, the clamping component 2 consists of a clamping plate 21, a distortion return spring 22, a connecting shaft 23 and a bottom clamping hook 24, the connecting shaft 23 is arranged in the clamping plate 21 in a penetrating manner, the distortion return spring 22 is fixedly arranged outside the connecting shaft 23, one end of the distortion return spring 22 is fixedly connected with the inner side wall of the mounting box 3, the bottom of the clamping plate 21 is fixedly provided with the bottom clamping hook 24, the bottom clamping hook 24 is mutually clamped with a clamping block 812, the blocking pad 14 is arranged on the top surface of the mounting box 3, the moving component 84 can effectively drive the middle-arranged main rod 89 to displace, and can drive the mounting box 3 to move towards the right side at the same time, at the moment, the extrusion rod 4 at the long end can touch the clamping component 2, so that the clamping component 2 rotates to be separated from the clamping relation with the clamping block 812, the push rod 5 at the short end can push the separated mounting box 3 to one side to finish the quick disassembly of the mounting box 3, when the withdrawing mechanism is operated at each time and the middle-placed main rod 89 is moved to one side, the limit inner slide rod 810 can ensure the stability of the middle-placed main rod 89 during moving, meanwhile, the middle-placed main rod 89 is contacted with the sleeving spring 811 during moving and is extruded to be compressed, and when the withdrawing mechanism is loosened, the withdrawing mechanism can be driven to reset due to the restoring force of the sleeving spring 811 to return to the initial position;
an outer mounting shaft 13 is fixedly mounted on the outer wall of one side of the mounting box 3, an anastomat head 1 is rotatably mounted on the outer mounting shaft 13 through a rotating shaft, a connecting hanging ring 9 is fixedly mounted at the top of the anastomat head 1, an inner slot 11 is formed in one side of the mounting box 3, the anastomat head 1 can be effectively controlled, the control assembly 87 comprises a pressing plate 871, a steel wire winding roller 872, a traction steel wire 874 and a first connecting spring 875, the steel wire winding roller 872 is fixedly mounted on one side wall of the pressing plate 871 through a connecting rod, the steel wire winding roller 872 is provided with a steel wire winding slot 873, the steel wire winding slot 873 is wound with the traction steel wire 874, one end of the traction steel wire 874 is fixedly connected with the first connecting spring 875, one end of the first connecting spring 875 is fixedly connected with the inner wall of one side of the main cylinder 82, and the other end of the traction steel wire 874 is fixedly mounted with a combined hanging ring 10, the combined hanging ring 10 and the connecting hanging ring 9 are mutually clamped, the combined hanging ring 10 is composed of two magnetic blocks with different magnetism, the two magnetic blocks with different magnetism are mutually rotatably connected, a notch is arranged at the position, close to the combined hanging ring 10, of the bottom of a traction steel wire 874, the interior of the traction steel wire 874 is hollow, a liquid medicine injection pipe 876 is arranged on the traction steel wire 874, when in operation, a doctor can press a pressing plate 871 of an operation control assembly 87, at the moment, the steel wire can be driven to rotate around a roller 872, the steel wire can pull the traction steel wire 874 to move around the roller 872, so that the anastomat head 1 can be controlled to move for operation, when the traction steel wire 874 is pulled, a first connecting spring 875 can also stretch, certain traction force is provided for the traction steel wire 874, after the cutting treatment is completed through the anastomat head 1, the pressing plate 871 is loosened, the anastomat head 1 can automatically reset, a doctor can inject some needed liquid medicine into the traction steel wire 874 through the liquid medicine injection tube 876 according to the operation requirement, because one end of the traction steel wire 874 is positioned at the position of the anastomat head 1, a notch is arranged at the bottom surface of the connection part of the traction steel wire 874 and the anastomat head 1, the added liquid medicine can be automatically added to the position of cutting tissues through the traction steel wire 874, the medicine adding function in the operation is effectively realized, and the position of the traction steel wire 874 can be controlled through the control assembly 87, so that the adding position of the liquid medicine is controlled;
a limiting inner sliding rod 810 is fixedly installed at the inner center of the main barrel 82, the middle-placed main rod 89 is sleeved on the limiting inner sliding rod 810, a buckling block 812 is fixedly installed on the top surface of the middle-placed main rod 89, a sleeved spring 811 is fixedly installed outside the limiting inner sliding rod 810, and the control assembly 87 is rotatably installed at the bottom of the main barrel 82;
the inside of a main section of thick bamboo 82 has been seted up installation inside groove 815, the inside fixed mounting of installation inside groove 815 has outer top spring 814, the bottom fixed mounting of outer top spring 814 has card axle 85, the outside fixed mounting of card axle 85 has lug 813, lug 813 is located in the side stroke groove 816 that sets up on the main section of thick bamboo 82 surface, if need advance line location to the mechanism of moving back then continue to stimulate this mechanism of moving back to the right side, until make card axle 85 automatic card go into in the card hole 842 of removal subassembly 84, can accomplish the location to the mechanism of moving back, when removing the location, directly lift this card axle 85 through lug 813, make it break away from in the card hole 842, removal subassembly 84 can automatic re-setting, drive the mechanism of moving back and reset, all can the one-hand operation in the whole operation.
The working principle is as follows: during operation, a doctor can press the pressing plate 871 of the operation control assembly 87, at the moment, the steel wire winding roller 872 can be driven to rotate, the steel wire winding roller 872 can pull the traction steel wire 874 to move, so that the anastomat head 1 can be controlled to move, operation is performed, when the traction steel wire 874 is pulled, the first connecting spring 875 can also stretch, a certain traction force is provided for the traction steel wire 874, after the cutting treatment is completed through the anastomat head 1, the pressing plate 871 is released, the anastomat head 1 can automatically reset, during operation, the doctor can inject some needed liquid medicine into the traction steel wire 874 through the liquid medicine injection pipe 876 according to the operation requirement, because one end of the traction steel wire 874 is positioned at the position of the anastomat head 1, a notch is arranged at the bottom surface of the connection part of the traction steel wire 874 and the anastomat head 1, the added liquid medicine can be automatically added to the position of cutting tissues through the traction steel wire 874, the medicine adding function in the operation is effectively realized, and the position of the traction steel wire 874 can be controlled by the control component 87, thereby controlling the adding position of the liquid medicine, after operation, when the anastomat head 1 needs to be disassembled, the moving component 84 only needs to be pushed to the right side by one hand, the moving component 84 can effectively drive the middle-placed main rod 89 to displace, at the same time, the mounting box 3 can be driven to move to the right side, at the moment, the long-end extrusion rod 4 can touch the clamping component 2, so that the clamping component 2 rotates and is separated from the clamping connection relation with the clamping block 812, at the moment, the short-end push rod 5 can push the separated mounting box 3 to one side, the rapid disassembly of the mounting box 3 is completed, when the middle-placed main rod 89 is moved to one side during each operation of the withdrawing mechanism, the limit inner slide rod 810 can guarantee the stability when the middle-placed main rod 89 moves, and at the same time, when the middle-placed main rod 89 moves, the contact with the sleeved spring 811 is squeezed to compress, when the withdrawing mechanism is released, the withdrawing mechanism can be driven to reset by the restoring force of the sleeved spring 811 and return to the initial position, if the withdrawing mechanism needs to be positioned, the withdrawing mechanism is continuously pulled to the right side until the clamping shaft 85 is automatically clamped into the clamping hole 842 of the moving component 84, so that the positioning of the withdrawing mechanism can be completed, when the positioning is released, the clamping shaft 85 is directly lifted through the convex block 813 to be separated from the clamping hole 842, the moving component 84 can be automatically reset, the withdrawing mechanism is driven to reset, and the whole process can be operated by one hand.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (6)
1. The utility model provides an laparoscopic surgery anastomat handle portion with single-hand operation moves back position mechanism, includes anastomat head (1), the solid subassembly of card (2), anastomat outer pole (7), handle portion mechanism (8) and outer installation axle (13), its characterized in that: handle portion mechanism (8) by connect side cover (81), a main section of thick bamboo (82), remove subassembly (84) and control subassembly (87) and constitute, connect the one end at a main section of thick bamboo (82) of side cover (81) screw thread installation, outer spout (83) have been seted up on the lateral wall of a main section of thick bamboo (82), the inside slidable mounting of outer spout (83) has removal subassembly (84), the one end fixed mounting of connecting side cover (81) has outer pole (7) of anastomat, and the inside slidable mounting of outer pole (7) of anastomat has put mobile jib (89), the inside central point department of putting of a main section of thick bamboo (82) fixed mounting has spacing interior slide bar (810), mobile jib (89) suit is on putting slide bar (810) in spacing, fixed mounting has buckle piece (812) on the top surface of putting mobile jib (89), and the outside fixed mounting of spacing interior slide bar (810) has suit spring (811), the control assembly (87) is rotatably arranged at the bottom of the main cylinder (82); the moving assembly (84) is composed of a moving block (841), a clamping hole (842), a connecting block (843) and a mounting sleeve (844), the moving block (841) is fixedly mounted on the outer wall of one side of the mounting sleeve (844) through the connecting block (843), the clamping hole (842) is formed in the moving block (841), the mounting sleeve (844) is fixedly mounted outside the middle-arranged main rod (89), the moving assembly can effectively drive the middle-arranged main rod to move and can simultaneously drive the mounting box to move towards the right side, meanwhile, the extrusion rod at the long end can be touched with the clamping assembly to enable the clamping assembly to rotate and the clamping block to be separated from the clamping relation, at the moment, the push rod at the short end can push the separated mounting box to one side to complete quick disassembly of the mounting box, when the middle-arranged main rod is moved towards one side during each time of operating the withdrawing mechanism, the stability of the middle-arranged main rod during movement can be guaranteed by the limiting inner slide rod, meanwhile, when the middle main rod moves, the sleeving spring is contacted and extruded to be compressed, and when the withdrawing mechanism is loosened, the withdrawing mechanism can be driven to reset due to the restoring force of the sleeving spring; the middle main rod (89) is provided with a mounting box (3) in a sliding manner, a clamping component (2) is rotatably mounted inside the mounting box (3), and the clamping component (2) consists of a clamping plate (21), a torsion return spring (22), a connecting shaft (23) and a bottom clamping hook (24); the connecting shaft (23) is installed inside the buckling plate (21) in a penetrating mode, the distortion restoring spring (22) is fixedly installed outside the connecting shaft (23), one end of the distortion restoring spring (22) is fixedly connected with the inner side wall of the installation box (3), the bottom of the buckling plate (21) is fixedly provided with a bottom clamping hook (24), the bottom clamping hook (24) is mutually clamped with the buckling block (812), and the top surface of the installation box (3) is provided with a blocking pad (14); the outside fixed mounting of anastomat outer rod (7) has mounting panel (6), fixed mounting has squeeze bar (4) and push rod (5) on the outer wall of one side of mounting panel (6), the length of squeeze bar (4) is greater than the length of push rod (5), in put mobile jib (89), removal subassembly (84), spacing interior slide bar (810) and suit spring (811) constitute the mechanism that moves back, when the postoperative is being dismantled to anastomat head (1) needs, promotes this removal subassembly (84) through the one hand to the right side, and removal subassembly (84) can effectively drive and put mobile jib (89) and take place the displacement, can drive mounting box (3) to the right side removal simultaneously this moment.
2. The handle portion of the endoscopic surgical stapler with a single-hand operated retreat mechanism of claim 1, wherein a handle rod (88) is fixedly installed at the bottom of the main cylinder (82).
3. The handle part of the endoscopic surgery anastomat with the single-hand operation retreating mechanism is characterized in that an outer installation shaft (13) is fixedly installed on the outer wall of one side of the installation box (3), an anastomat head (1) is rotatably installed on the outer installation shaft (13) through a rotating shaft, a connection hanging ring (9) is fixedly installed at the top of the anastomat head (1), and an inner outlet groove (11) is formed in one side of the installation box (3).
4. The handle part of the endoscopic surgery anastomat with the one-hand operation and retreat mechanism according to claim 3, wherein the control assembly (87) consists of a pressing plate (871), a steel wire winding roller (872), a traction steel wire (874) and a first connecting spring (875), the steel wire winding roller (872) is fixedly installed on one side wall of the pressing plate (871) through a connecting rod, a steel wire winding groove (873) is formed in the steel wire winding roller (872), and the traction steel wire (874) is wound on the steel wire winding groove (873).
5. The handle part of the endoscopic surgery anastomat with the one-hand operation and retreat mechanism according to claim 4, wherein one end of the traction steel wire (874) is fixedly connected with a first connecting spring (875), one end of the first connecting spring (875) is fixedly connected with the inner wall of one side of the main cylinder (82), the other end of the traction steel wire (874) is fixedly provided with a combined hanging ring (10), the combined hanging ring (10) is mutually clamped with a connecting hanging ring (9), the combined hanging ring (10) consists of two magnetic blocks with different magnetism, the two magnetic blocks with different magnetism are mutually rotatably connected, the bottom of the traction steel wire (874) is provided with a notch at a position close to the combined hanging ring (10), the traction steel wire (874) is hollow, a liquid medicine injection pipe (876) is arranged on the traction steel wire (874), and a doctor can use the anastomat according to the needs of the surgery, a certain amount of needed liquid medicine is injected into the traction steel wire (874) through the liquid medicine injection pipe (876), one end of the traction steel wire (874) is located at the position of the anastomat head (1), a notch is formed in the bottom surface of the connection part of the traction steel wire (874) and the anastomat head (1), and the added liquid medicine can be automatically added to the position of cutting tissues through the traction steel wire (874).
6. The handle portion of an endoscopic surgical stapler having a single-handed operated retraction mechanism according to claim 1, wherein: an installation inner groove (815) is formed in the main barrel (82), an outer top spring (814) is fixedly installed in the installation inner groove (815), a clamping shaft (85) is fixedly installed at the bottom end of the outer top spring (814), a protruding block (813) is fixedly installed outside the clamping shaft (85), and the protruding block (813) is located in a side stroke groove (816) formed in the outer surface of the main barrel (82).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110420841.8A CN113180761B (en) | 2021-04-19 | 2021-04-19 | Handle part of endoscopic surgery anastomat with single-hand operation retreating mechanism |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110420841.8A CN113180761B (en) | 2021-04-19 | 2021-04-19 | Handle part of endoscopic surgery anastomat with single-hand operation retreating mechanism |
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| CN113180761A CN113180761A (en) | 2021-07-30 |
| CN113180761B true CN113180761B (en) | 2022-04-15 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN117838227B (en) * | 2024-02-21 | 2024-07-02 | 威海华迈医疗器械科技有限公司 | Anastomat convenient to dismantle |
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| CN103445815A (en) * | 2012-05-31 | 2013-12-18 | 柯惠Lp公司 | Hand held surgical handle assembly, surgical adapters for use between surgical handle assembly and surgical end effectors, and methods of use |
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| CN111920471A (en) * | 2020-09-17 | 2020-11-13 | 重庆迈科唯医疗科技有限公司 | Driving mechanism, power handle and anastomat |
| CN112617935A (en) * | 2020-12-18 | 2021-04-09 | 苏州法兰克曼医疗器械有限公司 | Anastomat with automatic resetting safety mechanism for digestive system department |
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2021
- 2021-04-19 CN CN202110420841.8A patent/CN113180761B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103445815A (en) * | 2012-05-31 | 2013-12-18 | 柯惠Lp公司 | Hand held surgical handle assembly, surgical adapters for use between surgical handle assembly and surgical end effectors, and methods of use |
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| CN209499802U (en) * | 2018-12-29 | 2019-10-18 | 杭州恩格生物医疗科技有限公司 | A kind of skin stapler removable cartridge |
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| CN113180761A (en) | 2021-07-30 |
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