CN111529289A - Self-positioning rotary adjustable wrist operation device - Google Patents
Self-positioning rotary adjustable wrist operation device Download PDFInfo
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- CN111529289A CN111529289A CN202010503908.XA CN202010503908A CN111529289A CN 111529289 A CN111529289 A CN 111529289A CN 202010503908 A CN202010503908 A CN 202010503908A CN 111529289 A CN111529289 A CN 111529289A
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G13/00—Operating tables; Auxiliary appliances therefor
- A61G13/10—Parts, details or accessories
- A61G13/101—Clamping means for connecting accessories to the operating table
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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
- A61B17/04—Surgical instruments, devices or methods, e.g. tourniquets for suturing wounds; Holders or packages for needles or suture materials
- A61B17/0491—Sewing machines for surgery
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B90/00—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
- A61B90/10—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges for stereotaxic surgery, e.g. frame-based stereotaxis
- A61B90/14—Fixators for body parts, e.g. skull clamps; Constructional details of fixators, e.g. pins
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G13/00—Operating tables; Auxiliary appliances therefor
- A61G13/0036—Orthopaedic operating tables
- A61G13/0045—Orthopaedic operating tables specially adapted for hand or wrist surgeries
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- Heart & Thoracic Surgery (AREA)
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- Orthopedic Medicine & Surgery (AREA)
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Abstract
The invention discloses a self-positioning rotary adjustable wrist surgical device which comprises a working assembly, a propelling assembly, a rotary locking assembly, a fixing assembly, a wire delivering assembly and a wire taking clamp, wherein the working assembly is arranged on the working assembly; the two ends of the propelling component are respectively connected with the working component and the rotating locking component, and the other end of the rotating locking component is connected with the fixing component; the working assembly comprises a first positioning rod, a second positioning rod, a first fixing rod, a second fixing rod and a telescopic rod, one end of the first positioning rod is connected with the propelling assembly, the other end of the first positioning rod is vertically and fixedly connected with the first fixing rod, and the first fixing rod, the second fixing rod and the second positioning rod are respectively and vertically connected; the wire delivering assembly is arranged in the hollow part of the first positioning rod, and the wire taking clamp is arranged in the hollow part of the second positioning rod. The operation device enables an operation point in the wrist to be always determined by the two positioning rods through the self-positioning structure, and can position any point in the wrist; the efficiency and the precision of the operation are greatly improved, the operation can be completed by one person, and the operation difficulty and the labor cost are reduced.
Description
The technical field is as follows:
the invention belongs to the technical field of medical instruments, and particularly relates to a self-positioning rotary adjustable wrist operation device.
Background art:
in modern society, with the continuous progress of productivity, a hand, which is one of three major organs of human, plays an increasingly important role. However, in daily life and work, the wrist is often damaged. Wrist injuries have uncertainty in the location of the wound; therefore, the wrist surgical operation device has the requirements of accurate position, multi-angle operation, long-time stable fixation and the like.
In the current wrist surgery, the most common method is to fix the injured position of the hand of the patient on a fixed operating table with the aid of an assistant. The method uses a fixed operating table, so that the position of the wound of the patient cannot be flexibly adjusted, the position of the wound of the patient is fully exposed, more importantly, in the process of performing the operation, a large amount of operation time is wasted due to the fact that an internal operation line cannot be found, the flexibility of the existing operation line taking pliers is low, and the phenomena of line breakage and line blockage often occur. The problems not only increase the difficulty of the operation and influence the operation effect, but also cause the waste of labor cost.
The invention content is as follows:
it is an object of the present invention to overcome the above-described deficiencies of the prior art and to provide a self-positioning rotationally adjustable wrist surgical device.
In order to achieve the purpose, the invention adopts the following technical scheme:
a self-positioning rotary adjustable wrist surgical device comprises a working assembly, a propelling assembly, a rotary locking assembly, a fixing assembly, a wire delivering assembly and a wire taking clamp; wherein:
one end of the propelling component is connected with the working component through threads, the other end of the propelling component is connected with the rotating locking component, and the other end of the rotating locking component is connected with the fixing component;
the propelling assembly comprises a propelling knob, a reset spring, a propelling sleeve and a propelling ejection column, the propelling ejection column is connected with the reset spring, the reset spring is connected with the propelling knob, the propelling sleeve is sleeved and fixed outside the propelling ejection column, a clamping groove for the propelling knob is formed in the surface of the propelling sleeve, and the other end of the propelling sleeve is connected with the rotary locking assembly;
the rotary locking assembly comprises a large fastening nut, a first connecting sleeve and a second connecting sleeve, wherein the rotary first hollow rod with a ball head and the rotary second hollow rod with the ball head are arranged in a crossed manner, the ball ends of the first hollow rod with the ball head and the second hollow rod with the ball head are communicated in a crossed manner, the end parts of the rod ends of the first hollow rod with the ball head and the second hollow rod with the ball head are respectively connected with the first connecting sleeve and the second connecting sleeve, large round-head support posts are respectively arranged inside the first hollow rod with the ball head and the second hollow rod with the ball head, the positioning fastening screw is transversely arranged inside the ball end, the large locking post is sleeved outside the positioning fastening screw, the other end of the positioning fastening screw is connected with the large fastening nut, a first ball connecting rod is connected inside the first connecting sleeve and is specifically connected to the ball end of the first ball connecting rod, and a second ball connecting rod is connected inside the second connecting sleeve, particularly, the second ball connecting rod is connected with the ball end of the second ball connecting rod; locking the two large round-head top pillars by screwing the large fastening nut to determine the positions of the first ball connecting rod and the second ball connecting rod in the space;
the working assembly comprises a first positioning rod, a second positioning rod, a first fixing rod, a second fixing rod and a telescopic rod, one end of the first positioning rod is connected with the propelling assembly, the other end of the first positioning rod is vertically and fixedly connected with the first fixing rod, the top end of the first fixing rod is vertically and fixedly connected with the second fixing rod, the end part of the second fixing rod is vertically connected with the second positioning rod, and the first positioning rod and the second positioning rod are both hollow structures;
the wire delivering assembly is arranged in the hollow part of the first positioning rod, and the wire taking clamp is arranged in the hollow part of the second positioning rod;
the wire transferring assembly is of a sleeve structure and sequentially comprises a steel needle for puncture, a steel needle sleeve for belt wire and a steel needle sleeve for protection from inside to outside, a groove for belt wire is formed in the outer side wall of the steel needle sleeve for belt wire, the section of the steel needle sleeve for protection is designed in an arc shape, and three pushing sleeves are sequentially arranged at the tail end of the wire transferring assembly so as to realize the pushing out of the steel needle for puncture, the steel needle sleeve for belt wire and the steel needle sleeve for protection;
the wire-taking forceps comprise: the wire taking clamp comprises a wire taking clamp body, a controllable wire taking end, a wire taking clamp handle and a spring wire, wherein the controllable wire taking end is positioned at the front end of the wire taking clamp body;
the first positioning rod is arranged above the length extension line of the second positioning rod, so that when the steel needle sleeve for the strip line is pushed out to a proper position, a crossing point exists between the first positioning rod and the wire taking clamp extending out of the second positioning rod, and the wire taking clamp can take out the pushed-out surgical line.
The fixed assembly comprises a fixed gripper, a spring is arranged at the top of the fixed gripper to realize opening and closing of the fixed gripper, a plurality of threaded holes are formed in the bottom of the fixed gripper to fix the fixed gripper on different frames, and threaded holes are formed in the side portion of the fixed gripper to realize connection with the rod end of the second ball connecting rod of the rotary locking assembly.
The propelling top column is movably arranged in the propelling sleeve, and the propelling component is used for realizing propelling of the working component. The moving paths of the pushing knob and the return spring are limited in a clamping groove for the pushing knob of the pushing assembly body.
The rod end of the first ball connecting rod is connected with the propelling component through threads, and the rod end of the second ball connecting rod is connected with the fixing component through threads.
And a gasket is arranged between the positioning set screw and the large locking column.
One ends of the two large round top columns are arranged corresponding to the large locking columns and the positioning set screws, and the other ends of the two large round top columns are arranged corresponding to the first ball connecting rods and the second ball connecting rods respectively, so that when the large locking columns are screwed, the two large round top columns are extruded to move downwards to lock the corresponding ball connecting rods respectively and are used for fixing the positions of the ball connecting rods in the space.
First ball connecting rod and second ball connecting rod be the spherical hollow rod of lockable, the lockable setting of first ball connecting rod and second ball connecting rod in order to guarantee that it carries out the rotation of arbitrary angle in the biggest rotation angle position that restricts.
The working assembly further comprises a hollow positioning rod, a joint bearing is arranged at the top of the hollow positioning rod, the positioning rod penetrates through the joint bearing, a positioning sleeve is sleeved outside the hollow positioning rod and connected with the pushing assembly to realize indirect connection of the positioning rod and the pushing assembly, a locking part is arranged at the bottom of the hollow positioning rod and used for fixing the joint bearing and the positioning rod, and the positioning rod and the joint bearing are fixed in an interference fit mode.
The square positioning sleeve comprises an internal thread, and the pushing ejection column is connected with the square positioning sleeve through the thread.
The fixing rod is internally of a hollow structure, a square telescopic rod is arranged in the hollow part of the fixing rod, the telescopic end of the square telescopic rod is fixed on the fixing rod No. two through a set screw, the fixed end of the square telescopic rod is fixed on the fixing rod No. one through the set screw, and the square telescopic rod can vertically move in a hollow channel inside the fixing rod to adjust the position of the fixing rod No. two.
A bearing ball with holes is arranged in the rod end oscillating bearing, and the bearing ball with holes in the rod end oscillating bearing is in interference fit with the first positioning rod, so that the first positioning rod is locked after rotating to a required direction.
The positioning rod is fixed between the first positioning rod and the first fixing rod, between the first positioning rod and the telescopic rod, between the telescopic rod and the second fixing rod, and between the second fixing rod and the second positioning rod, the first positioning rod and the second positioning rod are fixed through set screws.
The first positioning rod is provided with scales and is specifically arranged at a position corresponding to the first fixing rod, so that the first positioning rod and the first fixing rod can be conveniently locked and fixed.
The locking component at the bottom of the hollow positioning rod comprises a small fastening nut, a small locking column, a small screw and a small round head top column, wherein the small round head top column is arranged inside the hollow positioning rod and below the joint bearing; the small fastening nut is used for fixing the rod end oscillating bearing, and the internal locking column is driven to directly contact the bearing ball with the holes so as to lock the bearing ball with the holes and prevent the first positioning rod from rotating.
The working process of the locking component is as follows: and rotating the small fastening nut to extrude the small locking column to drive the small round head ejection column to lock the perforated bearing ball in the joint bearing, so as to fix the position of the perforated bearing ball in the space.
The steel needle for puncture is solid structure, the steel needle for band wire fix in the steel needle for puncture outside, protection steel needle fix in the steel needle for band wire outside, but the laminating of three sets up and guarantees the slip.
The tail end of the steel needle for puncture is provided with a first push-pull sleeve for pushing the steel needle for puncture; the tail end of the steel needle for the band wire is provided with a second push-pull sleeve for pushing the steel needle for the band wire; and the tail end of the steel needle for protection is provided with a third push-pull sleeve for pushing the steel needle for protection.
The upper end of the controllable wire taking end is a fixed end, the lower end of the controllable wire taking end is a movable end, the lower end is connected with a spring wire, the spring wire is connected with a movable handle, the lower end and the upper end are closed through the movement of the movable handle, and the clamping of the operation wire is realized.
The wire taking clamp main body is connected with the wire taking clamp handle through a cylindrical connecting sleeve.
The binding surfaces of the lower end head and the upper end head of the controllable thread taking end are respectively provided with a semicircular bulge so as to increase the thread taking friction force of the controllable thread taking end.
The invention has the beneficial effects that:
the self-positioning rotary adjustable wrist operation device has the advantages that through the designed self-positioning structure, a certain operation point in the wrist is always determined by the two positioning rods, and the problem that a certain fixed operation point in the wrist cannot be stably found by a traditional operation device can be effectively solved; any point in the wrist can be positioned by adjusting the two positioning rods on the working assembly; the needle inserting operation is carried out through the pushing assembly, and the needle inserting position is prevented from exceeding the expected position; the wrist is greatly rotated in space by rotating the locking assembly to determine the position of an operation point, so that a doctor can conveniently operate the operation point; at the same time, the whole surgical device can be fixed on a proper bracket in the operating room through the fixing device. The design of the operation device can improve the efficiency and precision of the operation, and meanwhile, the operation can be completed by one person, so that the operation difficulty and the labor cost are reduced.
Description of the drawings:
fig. 1 is a schematic structural view of a self-positioning rotary adjustable wrist surgical device according to embodiment 1 of the present invention;
fig. 2 is a partially disassembled view of the working assembly of the self-positioning rotationally adjustable wrist surgical device according to embodiment 1 of the present invention;
fig. 3 is a schematic view showing the overall internal structure of the propulsion assembly and the rotation lock assembly in embodiment 1 of the present invention;
fig. 4 is a schematic view of the overall structure of the wire feeding assembly in embodiment 1 of the present invention;
FIG. 5 is a schematic cross-sectional view of a wire feeding assembly in embodiment 1 of the present invention;
FIG. 6 is a schematic structural view of a wire-removing clamp in embodiment 1 of the present invention;
fig. 7 is a schematic view of a partial structure of a controllable wire-taking end of a wire-taking clamp in embodiment 1 of the present invention; wherein:
1-fixed gripper, 2-1 first ball connecting rod, 2-2 second ball connecting rod, 3-1 first connecting sleeve, 3-2 second connecting sleeve, 4-1 first hollow rod with ball head, 4-2 second hollow rod with ball head, 5-big fastening nut, 6-fastening screw, 7-first positioning rod, 8-second fixing rod, 9-second positioning rod, 10-first fixing rod, 11-hollow positioning rod, 12-square positioning sleeve, 13-small fastening nut, 14-pushing sleeve, 15-small locking column, 16-small screw, 17-small round head top column, 18-square telescopic rod, 19-spring, 20-bearing ball with holes, 21-big round head top column, 22-big locking column, 23-gasket, 24-positioning set screw, 25-pushing knob, 26-return spring, 27-pushing top column, 28-puncturing steel needle, 29-protecting steel needle sleeve, 30-1 first pushing and pulling sleeve, 30-2 second pushing and pulling sleeve, 30-3 third pushing and pulling sleeve, 31-steel needle sleeve for band wire, 32-controllable wire taking end, 33-wire taking clamp body, 34-cylindrical connecting sleeve, 35-moving handle, 36-fixing handle, 37-semicircular bulge and 38-spring wire.
The specific implementation mode is as follows:
the present invention will be described in further detail with reference to examples.
A self-positioning rotary adjustable wrist surgical device is shown in figure 1, and comprises a working assembly, a propelling assembly, a rotary locking assembly, a fixing assembly, a wire delivering assembly and a wire taking clamp; wherein:
the schematic diagram of the internal structure of the whole propelling assembly and the rotation locking assembly is shown in fig. 3, one end of the propelling assembly is connected with the working assembly through threads, the other end of the propelling assembly is connected with the rotation locking assembly, and the other end of the rotation locking assembly is connected with the fixing assembly;
the propelling component comprises a propelling knob 25, a reset spring 26, a propelling sleeve 14 and a propelling ejection column 27, the propelling ejection column 27 is connected with the reset spring 26, the reset spring 26 is connected with the propelling knob 25, the propelling sleeve 14 is sleeved and fixed outside the propelling ejection column 27, a clamping groove for the propelling knob 25 is formed in the surface of the propelling sleeve 14, and the other end of the propelling sleeve 14 is connected with the rotation locking component;
a propulsion ram 27 is movably disposed within the propulsion sleeve 14 and the propulsion assembly is adapted to effect propulsion of the working assembly. In particular, the pusher knob 25 is moved to a fixed position in a channel slot in the pusher sleeve 14 for movement of the entire working assembly. The push knob 25 is reset by a return spring 26 inside the push sleeve 14. The moving path of the pushing knob 25 and the return spring 26 is limited in a slot for the pushing knob 25 of the pushing assembly body.
The rotary locking component comprises a large set nut 5, a first connecting sleeve 3-1, a second connecting sleeve 3-2, a first ball-head hollow rod 4-1 and a second ball-head hollow rod 4-2 which are rotatably arranged in a crossed manner, the ball ends of the first ball-head hollow rod 4-1 and the second ball-head hollow rod 4-2 are communicated in a crossed manner, the end parts of the rod ends of the first ball-head hollow rod 4-1 and the second ball-head hollow rod 4-2 are respectively connected with the first connecting sleeve 3-1 and the second connecting sleeve 3-2, a large round-head jacking column 21 is respectively arranged inside the first ball-head hollow rod 4-1 and the second ball-head hollow rod 4-2, a positioning set screw 24 is transversely arranged inside the ball end, the large locking column 22 is sleeved outside the positioning set screw 24, the other end of the positioning set screw 24 is connected with the large set nut 5, the first connecting sleeve 3-1 is internally connected with a first ball connecting rod 2-1, and is specifically connected to the ball end of the first ball connecting rod 2-1, and the second connecting sleeve 3-2 is internally connected with a second ball connecting rod 2-2, and is specifically connected to the ball end of the second ball connecting rod 2-2; locking the two large round-head top pillars 21 by screwing the large set nuts 5 to determine the positions of the first ball connecting rod 2-1 and the second ball connecting rod 2-2 in space;
the rod end of the first ball connecting rod 2-1 is connected with the pushing assembly through threads, and the rod end of the second ball connecting rod 2-2 is connected with the fixing assembly through threads. The whole device is controlled to rotate at any angle within the maximum rotation position limited by the whole device through a plurality of ball connecting rods. A gasket 23 is arranged between the positioning set screw 24 and the large locking column 22.
One end of each of the two large round top columns is arranged corresponding to the large locking column 22 and the positioning set screw 24, and the other end of each of the two large round top columns is arranged corresponding to the first ball connecting rod 2-1 and the second ball connecting rod 2-2, so that when the large locking column 22 is screwed, the two large round top columns in the first hollow rod with ball head 4-1 and the second hollow rod with ball head 4-2 are extruded to move downwards to lock the corresponding ball connecting rods, and the positions of the ball connecting rods in the space are fixed.
The first ball connecting rod 2-1 and the second ball connecting rod 2-2 are lockable hollow spherical rods, and the first ball connecting rod 2-1 and the second ball connecting rod 2-2 are lockable arranged to ensure that they rotate by any angle within a limited maximum rotation angle position.
The fixed assembly comprises a fixed hand grip 1, a spring 19 is arranged at the top of the fixed hand grip 1 and provides clamping force for the fixed hand grip 1 to open and close the fixed hand grip 1, a plurality of threaded holes are formed in the bottom of the fixed hand grip 1 to be fixed on different frames, and threaded holes are formed in the tail end of the fixed hand grip 1 to be connected with the rod ends of the second ball connecting rods 2-2 of the rotary locking assembly.
A schematic diagram of a partially disassembled structure of the working assembly is shown in fig. 2, and comprises a first positioning rod 7, a second positioning rod 9, a first fixing rod 10, a second fixing rod 8 and a telescopic rod, wherein one end of the first positioning rod 7 is connected with the propelling assembly, the other end of the first positioning rod is vertically and fixedly connected with the first fixing rod 10, the top end of the first fixing rod 10 is vertically and fixedly connected with the second fixing rod 8, the end part of the second fixing rod 8 is vertically connected with the second positioning rod 9, and the first positioning rod 7 and the second positioning rod 9 are both hollow structures; the first positioning rod 7 is arranged above the length extension line of the second positioning rod 9 so as to ensure that when the steel needle sleeve 31 for the band thread is pushed out to a proper position, a crossing point exists between the first positioning rod and the second positioning rod 9, and the first positioning rod and the second positioning rod can extend out of the wire taking clamp to take out the pushed out surgical thread.
The work assembly still includes square hollow locating lever 11 in cross-section, hollow locating lever 11 top is equipped with joint bearing, 7 one ends of locating lever are connected with dead lever 10 through holding screw 6, the other end passes joint bearing and fixes, the outside cover of hollow locating lever 11 has square position sleeve 12, square position sleeve 12 is connected with the pushing assembly, in order to realize the indirect connection of locating lever 7 with the advancing assembly, hollow locating lever 11 bottom is equipped with locking part, be used for realizing that joint bearing is fixed with locating lever 7, locating lever 7 is fixed with joint bearing interference fit.
The square positioning sleeve 12 comprises internal threads, and the pushing top column 27 is connected with the square positioning sleeve 12 through threads.
The inside hollow structure that is of dead lever 10, be equipped with square telescopic link 18 in the dead lever 10 is hollow, and the flexible end of square telescopic link 18 is fixed in dead lever 8 No. two through holding screw 6, and the stiff end is fixed in dead lever 10 through holding screw 6, and square telescopic link 18 can be in the hollow passageway vertical migration of dead lever 10 inside with the position of dead lever 8 No. two of adjustment.
A bearing ball 20 with holes is arranged in the rod end joint bearing, and the bearing ball 20 with holes in the rod end joint bearing is in interference fit with the first positioning rod 7, so that the first positioning rod is locked after rotating to a required direction.
Between a locating lever 7 and a dead lever 10, between a locating lever 7 and the telescopic link, between telescopic link and No. two dead levers 8, all fixed through holding screw 6 between No. two dead levers 8 and No. two locating levers 9.
The first positioning rod 7 is provided with scales and is specifically arranged at a position corresponding to the first fixing rod 10, so that the first positioning rod 7 and the first fixing rod 10 can be conveniently locked and fixed.
The locking component at the bottom of the hollow positioning rod 11 comprises a small fastening nut 13, a small locking column 15, a small screw 16 and a small round head top column 17, the small round head top column 17 is arranged inside the hollow positioning rod 11 and below the joint bearing, the small locking column 15 is connected to the bottom of the small round head top column 17, and the small fastening nut 13 and the small screw 16 are arranged at two ends of the small locking column 15 in a matched mode; the small fastening nut 13 is used for fixing the rod end oscillating bearing, and the internal locking column is driven to directly contact the bearing ball 20 with the hole, so that the bearing ball 20 with the hole is locked, and the first positioning rod 7 is prevented from rotating.
The working process of the locking component is as follows: the small fastening nut 13 is rotated to extrude the small locking column 15, and the small round head support column 17 is driven to lock the perforated bearing ball 20 in the knuckle bearing, so as to fix the position of the perforated bearing ball 20 in space.
The overall structure schematic diagram of the wire passing assembly is shown in fig. 4, the cross-sectional structure schematic diagram is shown in fig. 5, the wire passing assembly is arranged in the hollow of the first positioning rod 7, and the wire taking clamp is arranged in the hollow of the second positioning rod 9;
the thread transferring component is of a sleeve structure and sequentially comprises a steel needle 28 for puncture, a steel needle sleeve 31 for belt thread and a steel needle sleeve 29 for protection from inside to outside, a groove for belt thread is formed in the outer side wall of the steel needle sleeve 31 for belt thread, the section of the steel needle sleeve 29 for protection is designed to be arc-shaped, and three pushing sleeves 14 are sequentially arranged at the tail end of the thread transferring component so as to realize the pushing out of the steel needle 28 for puncture, the steel needle sleeve 31 for belt thread and the steel needle sleeve 29 for protection;
the tip of the puncture steel needle 28 is used for puncturing the skin, and the side part of the steel needle sleeve 31 with the thread is provided with a groove for transmitting the operation thread; the protective steel needle sleeve 29 is used for protecting the surgical thread;
the steel needle 28 for puncture is a solid structure, the steel needle sleeve 31 for band wire is arranged outside the steel needle 28 for puncture, the steel needle sleeve is arranged outside the steel needle for band wire, and the protection steel needle sleeve, the steel needle sleeve and the steel needle for band wire are arranged in a fitting manner and can be guaranteed to slide.
The tail end of the steel needle 28 for puncture is provided with a first push-pull sleeve 30-1 for pushing the steel needle 28 for puncture; the tail end of the steel needle for the band wire is provided with a second push-pull sleeve 30-2 for pushing the steel needle for the band wire; the end of the protective steel needle is provided with a third push-pull sleeve 30-2 used for pushing the protective steel needle.
The schematic structural diagram of the wire clamp is shown in fig. 6, and the wire clamp comprises: the wire taking clamp comprises a wire taking clamp body 33, a controllable wire taking end 32, a wire taking clamp handle and a spring wire 38, wherein the handle comprises a fixed handle 36 and a movable handle 35, a schematic view of a local structure of the controllable wire taking end 32 is shown in fig. 7 and is located at the front end of the wire taking clamp body 33, the wire taking clamp handle is located at the tail end of the wire taking clamp body 33, the controllable wire taking end 32 comprises a lower end and an upper end, the upper end is a fixed end, the lower end is a movable end, the lower end is connected with the spring wire 38, the spring wire 38 is connected with the movable handle 35, and the lower end and the upper end are closed through movement of the movable handle 35 to clamp an operation wire. The wire taking clamp body 33 is connected with a wire taking clamp handle through a cylindrical connecting sleeve 34. The binding surfaces of the lower end and the upper end of the controllable wire taking end 32 are respectively provided with a semicircular bulge 37 so as to increase the wire taking friction force of the controllable wire taking end 32 and improve the wire taking performance.
In the using process, firstly, the wrist of a patient is placed on an operating table, the fixed gripper 1 is fixed on a frame of the operating table, the whole wrist operating device is adjusted and moved to a proper position, and the wrist is fixed by the rotary locking assembly; then installing and fixing a wire delivering component and a wire taking clamp; then, a first positioning rod 7 is rotated to a proper position and fixed to aim at the operation part; finally, the suture delivering component is used for delivering the operation suture to the interior of the wrist, and when the operation suture is pushed, the steel needle for puncture is pushed in first for puncturing the skin; then, the steel needle for the band thread and the steel needle for the protection are pushed simultaneously for delivering the thread and performing the operation by cooperating with the thread taking forceps; finally, the protective steel needle sheath 29, the threaded steel needle sheath 31, and the puncture steel needle 28 are pulled out in this order, the forceps are removed, the lock of the first positioning rod 7 is released, and the wrist surgical device is removed to complete the operation. In the operation, through the designed self-positioning rotary adjustable wrist operation device, the wire delivering component and the wire taking clamp can be kept vertical all the time, and the wire taking clamp is prevented from being incapable of taking out an operation wire in the wrist.
Claims (10)
1. A self-positioning rotary adjustable wrist surgical device is characterized by comprising a working assembly, a propelling assembly, a rotary locking assembly, a fixing assembly, a wire delivering assembly and a wire taking clamp; wherein:
one end of the propelling component is connected with the working component through threads, the other end of the propelling component is connected with the rotating locking component, and the other end of the rotating locking component is connected with the fixing component;
the propelling assembly comprises a propelling knob, a reset spring, a propelling sleeve and a propelling ejection column, the propelling ejection column is connected with the reset spring, the reset spring is connected with the propelling knob, the propelling sleeve is sleeved and fixed outside the propelling ejection column, a clamping groove for the propelling knob is formed in the surface of the propelling sleeve, and the other end of the propelling sleeve is connected with the rotary locking assembly;
the rotary locking assembly comprises a large fastening nut, a first connecting sleeve and a second connecting sleeve, wherein the rotary first hollow rod with a ball head and the rotary second hollow rod with the ball head are arranged in a crossed manner, the ball ends of the first hollow rod with the ball head and the second hollow rod with the ball head are communicated in a crossed manner, the end parts of the rod ends of the first hollow rod with the ball head and the second hollow rod with the ball head are respectively connected with the first connecting sleeve and the second connecting sleeve, large round-head support posts are respectively arranged inside the first hollow rod with the ball head and the second hollow rod with the ball head, the positioning fastening screw is transversely arranged inside the ball end, the large locking post is sleeved outside the positioning fastening screw, the other end of the positioning fastening screw is connected with the large fastening nut, a first ball connecting rod is connected inside the first connecting sleeve and is specifically connected to the ball end of the first ball connecting rod, and a second ball connecting rod is connected inside the second connecting sleeve, particularly, the second ball connecting rod is connected with the ball end of the second ball connecting rod;
the working assembly comprises a first positioning rod, a second positioning rod, a first fixing rod, a second fixing rod and a telescopic rod, one end of the first positioning rod is connected with the propelling assembly, the other end of the first positioning rod is vertically and fixedly connected with the first fixing rod, the top end of the first fixing rod is vertically and fixedly connected with the second fixing rod, the end part of the second fixing rod is vertically connected with the second positioning rod, and the first positioning rod and the second positioning rod are both hollow structures;
the wire delivering assembly is arranged in the hollow part of the first positioning rod, and the wire taking clamp is arranged in the hollow part of the second positioning rod;
the wire transferring assembly is of a sleeve structure and sequentially comprises a steel needle for puncture, a steel needle sleeve for belt wire and a steel needle sleeve for protection from inside to outside, a groove for belt wire is formed in the outer side wall of the steel needle sleeve for belt wire, the section of the steel needle sleeve for protection is designed in an arc shape, and three pushing sleeves are sequentially arranged at the tail end of the wire transferring assembly so as to realize the pushing out of the steel needle for puncture, the steel needle sleeve for belt wire and the steel needle sleeve for protection;
the wire-taking forceps comprise: the wire taking clamp comprises a wire taking clamp body, a controllable wire taking end, a wire taking clamp handle and a spring wire, wherein the controllable wire taking end is located at the front end of the wire taking clamp body, the wire taking clamp handle is located at the tail end of the wire taking clamp body, the controllable wire taking end comprises a lower end head and an upper end head, and the controllable wire taking end is connected with the wire taking clamp handle through the spring wire to realize the opening and closing of the controllable wire taking end.
2. The self-positioning rotary adjustable wrist surgical device according to claim 1, wherein the fixing assembly comprises a fixing hand grip, a spring is provided on the top of the fixing hand grip, a plurality of threaded holes are provided on the bottom of the fixing hand grip for fixing to different frames, and threaded holes are provided on the side of the fixing hand grip for connecting with the rod end of the second ball connecting rod of the rotation locking assembly.
3. The self-positioning rotary adjustable wrist surgical device according to claim 1, wherein the working assembly further comprises a hollow positioning rod, a joint bearing is arranged at the top of the hollow positioning rod, the first positioning rod passes through the joint bearing, a positioning sleeve is sleeved outside the hollow positioning rod and connected with the pushing assembly to realize indirect connection between the first positioning rod and the pushing assembly, a locking component is arranged at the bottom of the hollow positioning rod and used for fixing the joint bearing and the first positioning rod, and the first positioning rod and the joint bearing are fixed in an interference fit manner.
4. The self-positioning rotary adjustable wrist surgical device according to claim 1, wherein the first fixing rod is hollow, a square telescopic rod is arranged in the hollow of the first fixing rod, the telescopic end of the square telescopic rod is fixed to the second fixing rod through a set screw, the fixed end of the square telescopic rod is fixed to the first fixing rod through a set screw, and the square telescopic rod can vertically move in a hollow channel in the first fixing rod.
5. The self-positioning rotationally adjustable wrist surgical device of claim 1, wherein:
a bearing ball with holes is arranged in the rod end oscillating bearing, and the bearing ball with holes in the rod end oscillating bearing is in interference fit with the first positioning rod, so that the first positioning rod is locked after rotating to a required direction;
the first positioning rod is provided with scales and is specifically arranged at a position corresponding to the first fixing rod, so that the first positioning rod and the first fixing rod can be conveniently locked and fixed.
6. The self-positioning rotationally adjustable wrist surgical device according to claim 1, wherein the hollow positioning rod bottom locking member comprises a small set nut, a small locking post, a small screw, and a small round top post, the small round top post is disposed inside the hollow positioning rod and below the joint bearing, the small locking post is connected to the bottom of the small round top post, and the small set nut and the small screw are disposed at two ends of the small locking post in a matching manner; the small fastening nut is used for fixing the rod end oscillating bearing, and the internal locking column is driven to directly contact the bearing ball with the holes so as to lock the bearing ball with the holes and prevent the first positioning rod from rotating.
7. The self-positioning rotationally adjustable wrist surgical device according to claim 1, wherein the locking member operates by: and rotating the small fastening nut to extrude the small locking column to drive the small round head ejection column to lock the perforated bearing ball in the joint bearing, so as to fix the position of the perforated bearing ball in the space.
8. The self-positioning rotary adjustable wrist surgical device according to claim 1, wherein the steel needle for puncturing is a solid structure, the steel needle with thread is sleeved outside the steel needle for puncturing, the protective steel needle is sleeved outside the steel needle with thread, and the three are attached to each other and can be slid.
9. The self-positioning rotary adjustable wrist surgical device according to claim 1, wherein the upper end of the controllable wire-taking end is a fixed end, the lower end is a movable end, the lower end is connected with a spring wire, the spring wire is connected with a movable handle, and the lower end and the upper end are closed by moving the movable handle, so that the clamping of the surgical wire is realized.
10. The self-positioning, rotationally adjustable wrist surgical device according to claim 1, wherein the lower and upper ends of the controllable thread-accessing end each have a semi-circular protrusion on their respective abutting surfaces to increase thread-accessing friction at the controllable thread-accessing end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010503908.XA CN111529289B (en) | 2020-06-05 | 2020-06-05 | Self-positioning rotary adjustable wrist operation device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010503908.XA CN111529289B (en) | 2020-06-05 | 2020-06-05 | Self-positioning rotary adjustable wrist operation device |
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| CN111529289A true CN111529289A (en) | 2020-08-14 |
| CN111529289B CN111529289B (en) | 2021-11-05 |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070213597A1 (en) * | 2006-03-01 | 2007-09-13 | Wooster Nicholas H | Surgical retractor frame system |
| CN106132322A (en) * | 2014-03-31 | 2016-11-16 | 柯惠Lp公司 | The wrist units of robotic surgical system and clamp assemblies |
| CN106413619A (en) * | 2014-06-19 | 2017-02-15 | 奥林巴斯株式会社 | Manipulator control method, manipulator, and manipulator system |
| CN108095835A (en) * | 2018-02-08 | 2018-06-01 | 哈尔滨工业大学深圳研究生院 | A kind of compound locking type motion arm of air pressure |
| CN108338840A (en) * | 2018-04-17 | 2018-07-31 | 成都博恩思医学机器人有限公司 | A kind of laparoscopic surgery holds robot system with endoscope |
| CN109662779A (en) * | 2019-01-25 | 2019-04-23 | 李汉忠 | A kind of transurethral prostate resection videoendoscopic surgery robot system |
-
2020
- 2020-06-05 CN CN202010503908.XA patent/CN111529289B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070213597A1 (en) * | 2006-03-01 | 2007-09-13 | Wooster Nicholas H | Surgical retractor frame system |
| CN106132322A (en) * | 2014-03-31 | 2016-11-16 | 柯惠Lp公司 | The wrist units of robotic surgical system and clamp assemblies |
| CN106413619A (en) * | 2014-06-19 | 2017-02-15 | 奥林巴斯株式会社 | Manipulator control method, manipulator, and manipulator system |
| CN108095835A (en) * | 2018-02-08 | 2018-06-01 | 哈尔滨工业大学深圳研究生院 | A kind of compound locking type motion arm of air pressure |
| CN108338840A (en) * | 2018-04-17 | 2018-07-31 | 成都博恩思医学机器人有限公司 | A kind of laparoscopic surgery holds robot system with endoscope |
| CN109662779A (en) * | 2019-01-25 | 2019-04-23 | 李汉忠 | A kind of transurethral prostate resection videoendoscopic surgery robot system |
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| CN111529289B (en) | 2021-11-05 |
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