CN209884434U

CN209884434U - Multi-purpose condyle holding device convenient for prosthesis implantation

Info

Publication number: CN209884434U
Application number: CN201920201767.9U
Authority: CN
Inventors: 陆玲玲
Original assignee: Days Medical Equipment Co Ltd
Current assignee: Days Medical Equipment Co Ltd
Priority date: 2019-02-15
Filing date: 2019-02-15
Publication date: 2020-01-03
Anticipated expiration: 2029-02-15

Abstract

The utility model discloses a multi-purpose condyle holding device convenient for implanting prosthesis, which comprises a supporting device, an adjusting device, a handle, a connecting rod and a striking head, wherein the supporting device is arranged on the handle; the connecting rod includes head rod and second connecting rod, head rod one end and strutting arrangement bottom swing joint. The utility model discloses in designed a multi-purpose formula condyle ware convenient to false body implantation, structural design is reasonable, and easy operation has not only realized the effective centre gripping of false body, has improved the stability and the security of centre gripping operation, has also improved work efficiency simultaneously, connects the dismantlement simply, and convenient to use has higher practicality.

Description

Multi-purpose condyle holding device convenient for prosthesis implantation

Technical Field

The utility model relates to the field of medical equipment, specifically a multi-purpose condyle holding device convenient to false body implantation.

Background

An artificial joint replacement is made up of metal, high-molecular polyethylene and ceramics through preparing artificial joint prosthesis according to the shape, structure and function of joint, and implanting it in human body to replace the affected joint function.

Nowadays, with the progress and development of science and technology, joint replacement surgery has become a hot spot of attention of many patients, when we carry out joint replacement surgery, need to hold the prosthesis by the manual of doctor, avoid the condition that the distal end splits after the prosthesis is implanted, but in hitting implantation prosthesis, vibrations inevitably appear, this often brings inconvenience for us.

In view of the above, there is a need to design a multi-purpose condylar holder for facilitating prosthesis implantation, which is a problem to be solved.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a multi-purpose condyle holding device convenient to prosthesis implantation to solve the problem among the prior art.

In order to achieve the above object, the utility model provides a following technical scheme:

a multi-purpose condylar holder convenient for prosthesis implantation comprises a supporting device, an adjusting device, a handle, a connecting rod and a striking head, wherein the supporting device is arranged on the handle; the connecting rod comprises a first connecting rod and a second connecting rod, one end of the first connecting rod is movably connected with the bottom end of the supporting device, and the other end of the first connecting rod penetrates through the handle and is fixed with the second adjusting device; the first adjusting device is sleeved on the first connecting rod; the second connecting rod is positioned below the second adjusting device, and one end of the second connecting rod is embedded in the first connecting rod and is movably connected with the first connecting rod; the other end of the second connecting rod is inserted into the striking head.

Preferably, the supporting device comprises a supporting seat, a fixed frame and locking hooks, wherein the supporting seat is arranged on the fixed seat, the fixed seat is arranged on the fixed frame, the locking hooks comprise a first locking hook and a second locking hook, and the first locking hook and the second locking hook are respectively arranged on two sides of the fixed frame; the first adjusting device comprises a positioning rod and a plurality of first springs, a first through hole, a third through hole and a second through hole are formed in the positioning rod from left to right, and the first lock hook and the second lock hook penetrate through the positioning rod through the first through hole and the second through hole respectively; one end of the first connecting rod is movably arranged with the bottom end of the fixing frame, and the other end of the first connecting rod penetrates through the positioning rod through a third through hole; two ends of the first spring are respectively fixed with the positioning rod and the handle; the second adjusting device comprises a movable rod, a fixed rod, a clamping part and a plurality of second springs, the fixed rod is fixedly sleeved on the first connecting rod, the movable rod is positioned on the fixed rod, and the movable rod is movably sleeved on the first connecting rod; two ends of the second spring are respectively fixed with the fixed rod and the movable rod; the clamping parts comprise a first clamping part and a second clamping part, the first clamping part and the second clamping part are respectively positioned at two sides of the first connecting rod, and the first clamping part and the second clamping part are mirror images; one end of the first clamping part penetrates through the movable rod and is positioned above the movable rod; the other end of the first clamping part abuts against the outer wall of the second connecting rod; the middle part of the first clamping part is movably arranged with the fixed rod.

Preferably, the supporting seat comprises a supporting end and a connecting end which are connected, the connecting end comprises a plurality of first protruding pieces which are arranged in parallel, a plurality of first notches are formed in the top end of the fixing seat, and the first protruding pieces and the first notches are installed in a matched mode; the lower end of the fixed seat is provided with a second notch, and a third spring is arranged in the second notch; the fixing frame comprises a second protruding part, a third protruding part and a fourth protruding part which are connected, the second protruding part is positioned in the second groove, one end of a third spring is fixed at the top end in the second groove, and the other end of the third spring is fixed at the top end of the second protruding part; the third protruding part and the fourth protruding part are respectively positioned on two sides of the second protruding part, and the third protruding part and the fourth protruding part are mirror images of each other; the first locking hook and the second locking hook are fixedly installed with the third protruding piece and the fourth protruding piece respectively; the fixing frame is internally provided with a cavity, one end of the first connecting rod penetrates through the fixing frame through the cavity, and the top of the first connecting rod is located in the second notch.

Preferably, the outer wall of the second connecting rod is provided with a plurality of concave parts, the ends of the first clamping part and the second clamping part, which are contacted with the second connecting rod, are respectively provided with a convex part, and the convex parts are clamped with the concave parts; the utility model designs a fixed seat and a supporting seat, wherein the supporting seat is used for supporting the prosthesis, the fixed seat can realize the tight connection between the supporting seat and the fixed frame, and simultaneously provides supporting force for the supporting seat; the fixing frame can fix the first locking hook and the second locking hook on two sides and can be connected with the handle through the first connecting rod; when the adjusting device is used, the positions of the first locking hook and the second locking hook can be stabilized, and the adjusting device is more convenient to use.

The utility model designs a supporting seat, which comprises a supporting end and a connecting end, wherein the supporting end is used for supporting the prosthesis, the middle part of the upper surface of the supporting end is designed into a first convex surface, the first convex surface is a circular arc convex surface, and the circle center of the circular arc convex surface is downward; the first concave surface is an arc concave surface, and the circle center of the arc concave surface is upward, so that the connection between the supporting end and the prosthesis is tighter, the shape is more fit, and the clamping process can be more stable; the link is through two parallel arrangement's first protruding piece and realization and the fixed mounting of fixing base.

The utility model discloses in having designed the fixing base, the shape of the both sides of fixing base is slick and sly arc, and first notch and second notch have been designed respectively to top and bottom, through first notch and the cooperation of first bellying, the cooperation of second notch and second bellying realizes the connection between fixing base and mount, hitting the head; the utility model designs a fixing frame, the inside of which is designed with a cavity, when in use, the fixing frame can be matched with a first connecting rod to realize the connection with a handle; the left side and the right side of the lock hook are respectively provided with a third protruding part and a fourth protruding part which are symmetrical, and the third protruding part and the fourth protruding part are respectively used for fixing the first lock hook and the second lock hook; simultaneously the third protruding piece still includes first connecting piece and second connecting piece, and first connecting piece and second connecting piece are protruding to the outside respectively to be convex structure, the design can avoid the condition such as collision when using like this, improves the security of using.

Preferably, the middle part of the upper surface of the supporting end is provided with a first convex surface, and two sides of the first convex surface are respectively provided with a first concave surface which is connected with the first convex surface; the third protruding piece comprises a first connecting piece and a second connecting piece which are arranged in parallel, and a gap between the first connecting piece and the second connecting piece is set as a third notch; the first locking hook and the second locking hook are fixed on two sides of the fixed frame through third notches respectively; the first locking hook and the second locking hook are mirror images of each other, the first locking hook comprises a first working section, a first fixing section and a second working section, and two ends of the first fixing section are respectively connected with the first working section and the second working section; the first working section is of an arc-shaped structure and is positioned on one side of the fixing frame, the front end of the first working section is a locking end, the locking end is of an arc-shaped structure, and the arc-shaped structure is bent towards the inner side; the first fixing section is arranged in the third notch, and the first fixing section is movably arranged with the first connecting piece and the second connecting piece respectively; the second working section is of a U-shaped structure and is arranged on one side of the first connecting rod, and one end, far away from the first fixing section, of the second working section is always abutted to the third notch.

Preferably, the cavities are respectively provided with a first cavity, a second cavity and a third cavity which are communicated from top to bottom, and the upper end of the first cavity is communicated with the second notch; the first connecting rod comprises a first connecting section and a second connecting section which are connected with each other, the first connecting section sequentially passes through the third cavity, the second cavity and the first cavity, and the top end of the first connecting section extends into the second notch; a fourth spring is arranged in the second notch, one end of the fourth spring is fixed with the bottom end of the first cavity, and the other end of the fourth spring is fixed at the top end of the first connecting section; the fourth spring is sleeved on the first connecting section; the handle is a hollow handle, the second connecting section penetrates through the handle and the fixing rod, and the bottom end of the second connecting section is positioned below the fixing rod; the second connecting section is of a hollow structure, and one end of the second connecting rod is located in the second connecting section and is movably connected with the second connecting section.

Preferably, the striking head comprises a striking end and a fixing part which are connected, the striking end is embedded at the bottom end of the fixing part, and the bottom surface of the striking end is a second convex surface; a fourth notch is formed in one end, located in the fixing part, of the striking end, and one end of the second connecting rod extends into the fixing part and is installed in a matched mode with the fourth notch; the two sides of the second connecting rod, which are in contact with the fourth notch, are respectively provided with a plurality of fifth notches, the corresponding positions of the inner walls of the fourth notches are respectively provided with a plurality of fifth protruding parts, and the fifth protruding parts and the fifth notches are installed in a matched mode.

Preferably, the ankle holding device further comprises a first force application part and a second force application part, the first force application part is arranged in the middle of the positioning rod, and the second force application part is arranged in the middle of the movable rod; preferably, the number of the first protruding pieces and the number of the first notches are respectively 2; the number of the fifth notches and the number of the fifth protruding pieces are respectively 3; preferably, the middle parts of the two sides of the handle are respectively provided with a second concave surface.

The utility model discloses in designed first latch hook, second latch hook and first adjusting device, the second working segment of first latch hook and the second working segment of second latch hook are the U-shaped working segment respectively to run through the locating lever through first through-hole, second through-hole, design not only can make the use of first latch hook, second latch hook more firm like this, play limiting displacement, guarantee when knocking, first latch hook and second latch hook can not squint, avoid appearing the false body and drop, the insecure condition of centre gripping; meanwhile, the movement of the first locking hook and the second locking hook is controlled through the movement of the positioning rod, so that the clamping operation is easier; first fixed section is fixed in the third notch, through lever principle, makes the locating lever move down as we make, and the locating lever can exert oneself to the second working section, and first working section can cooperate and outwards move this moment, is convenient for install the false body, and after the false body installation, under the effect of first spring, the locating lever upwards gets back to original position, and the locating lever is once more to the second working section effect, and first working section cooperation inwards presss from both sides tight false body.

First working segment front end design is the arc structure of inside lateral bending, and locking end promptly when the false body is placed on first striking head, accomplishes the locking operation of false body through the locking end of both sides for the connection between false body and the ankle ware can be inseparabler, and it is more convenient to use in practice.

The utility model designs the second adjusting device which can be used for adjusting the length of the whole structure, and is more convenient and practical to use; the second adjusting device comprises a fixed rod and a movable rod, the fixed rod is fixed on the first connecting rod, the middle parts of the first clamping part and the second clamping part are fixed on the fixed rod to form a lever, and through the lever principle, when an operator enables the movable rod to move upwards, the top ends of the first clamping part and the second clamping part are acted, one end of the first clamping part, which is in contact with the second connecting rod, and one end of the second clamping part, which is in contact with the second connecting rod, move outwards along with the movable rod, and the second connecting rod is loosened; one end of the second connecting rod is positioned in the first connecting rod and is movably connected with the first connecting rod in a threaded connection mode, and the second connecting rod can be screwed out and screwed in through rotation to adjust the length of the ankle holding device; then the movable rod returns to the original position, and the first clamping part and the second clamping part clamp the second connecting rod inwards; the utility model designs the first spring and the second spring, which can make the positioning rod and the movable rod easier when returning to the original position, thereby playing the role of resetting and saving manpower; the utility model discloses in designed first application of force portion and second application of force portion, the operating personnel application of force that can be convenient for, it is more convenient to use.

The utility model designs the handle, and the middle positions of the two sides of the handle are designed into the second concave surface which is designed into the arc surface, so that the handle can be held by operators conveniently and the force is relaxed; the utility model discloses in install the handle between first adjusting device, second adjusting device, the handle is held to operating personnel left hand, and the right hand utilizes the second to adjust adjusting device adjustment overall structure's length, and the compound human body principle of exerting oneself uses light more.

The utility model designs the striking head, which comprises a striking end and a fixed end, wherein the bottom of the striking end is a second convex surface, and the second convex surface is convex towards the outside, so that the striking head is more accurate when being struck again and is easier to apply force; the one end that strikes the end and be in the fixed segment has designed the fourth notch for cooperate the installation with the second connecting rod, the surface design of second connecting rod both sides has 3 fifth notches, and the inner wall both sides of fourth notch have designed 3 fifth protruding pieces respectively, and the design has not only improved the connection compactness between second connecting rod and the striking head like this, also can improve the stability of whole device simultaneously.

The fixing part can be held by hands, so that the fixing part is more convenient to operate; in the utility model, the outer wall of the second connecting rod is provided with a plurality of concave parts which are matched with each other to respectively realize the fixation of the first clamping part, the second clamping part and the second connecting rod; in the utility model, the cross section of the fifth bulge is in the shape of an acute triangle and is matched with the shape of the fifth notch; in the utility model, the first notch and the second notch are respectively rectangular notches, the third notch is an arc notch similar to a U shape, and the fourth notch is also a rectangular notch; the utility model discloses in designed third spring and fourth spring, in hitting the operation process, when operating personnel applied force and installed the false body on the supporting seat, the fixing base atress moved downwards along with it, the design of third spring not only can carry out the buffering of power, can guarantee simultaneously that the false body is installed smoothly on the supporting seat, the atress is balanced more stable after the installation; the design of fourth spring can reduce the impact force that fixing base and head rod received, and the safety in utilization of whole device improves the work efficiency of device simultaneously.

The movable connection between each component in the utility model can not only disassemble and replace each component, which is convenient for people to use, but also is more convenient for cleaning; in the utility model, the first connecting rod and the second connecting rod, the fixing frame and the handle can be movably connected; the utility model discloses well first latch hook, second latch hook and third bellying, the connected mode of fourth bellying can select the pin joint.

Compared with the prior art, the beneficial effects of the utility model are that: when the utility model is used, an operator applies force through the first force application part, the first force application part drives the positioning rod to move downwards, and the first working section is matched with the first fixing section to be outwards opened due to the fact that the first fixing section is installed in the third notch and the positioning rod moves downwards to drive the second working sections on two sides to act; an operator places the prosthesis on the supporting end of the supporting seat, the prosthesis is matched with the upper surface of the supporting end, the fixing seat is stressed to move downwards, the third spring plays a role in buffering, the operator loosens the first force application part, the positioning rod returns to the original position under the action of the first spring, the first working sections on the two sides are matched to clamp the prosthesis inwards, and the locking end of the front end is tightly attached to the prosthesis; meanwhile, the operator adjusts the angle of the prosthesis and smoothly drives the prosthesis into the body of the patient through the striking head.

When the length of ankle ware is held in operating personnel adjustment, can be to second application of force portion trend application of force, second application of force portion drives the movable rod rebound, make first clamping part and second clamping part outwards open, keep away from the second connecting rod, the length of rethread rotation control second connecting rod, adjust the length of whole device with this, loosen second application of force portion again, under the effect of second spring, the movable rod moves down, first clamping part, the cooperation of second clamping part presss from both sides tight second connecting rod, realize holding the length adjustment of ankle ware.

The utility model discloses in designed a multi-purpose formula condyle ware convenient to false body implantation, structural design is reasonable, and easy operation has not only realized the effective centre gripping of false body, has improved the stability and the security of centre gripping operation, has also improved work efficiency simultaneously, connects the dismantlement simply, and convenient to use has higher practicality.

Drawings

In order that the present invention may be more readily and clearly understood, the following detailed description of the present invention is provided in connection with the accompanying drawings.

FIG. 1 is a schematic view of the overall structure of a multi-purpose condyle holding device for facilitating implantation of a prosthesis according to the present invention;

FIG. 2 is a schematic view of the overall structure of a multi-purpose condyle holding device for facilitating implantation of a prosthesis according to the present invention;

FIG. 3 is a schematic view of the upper half of a multi-purpose condylar holder for facilitating implantation of a prosthesis according to the present invention;

FIG. 4 is a schematic structural view of the lower half of a multi-purpose condyle holding device for facilitating prosthesis implantation according to the present invention;

FIG. 5 is a schematic view of the connection structure between the handle and the second adjustment device of the multi-purpose condyle holding device for facilitating prosthesis implantation according to the present invention;

FIG. 6 is a view showing a structure of a support seat of the multi-purpose condylar holder for facilitating implantation of a prosthesis;

FIG. 7 is a view showing a structure of a support seat of the multi-purpose condylar holder for facilitating implantation of a prosthesis;

FIG. 8 is a schematic view of a fixing base of a multi-purpose condyle holding device for facilitating implantation of a prosthesis according to the present invention;

FIG. 9 is a schematic view of a multi-purpose condyle holder for facilitating implantation of a prosthesis according to the present invention;

FIG. 10 is a schematic view of a multi-purpose condyle holder for facilitating implantation of a prosthesis according to the present invention;

FIG. 11 is a bottom view of the multi-purpose condyle holder for facilitating implantation of a prosthesis according to the present invention;

FIG. 12 is a schematic view of a first latch of a multi-use condylar holder of the present invention for facilitating implantation of a prosthesis;

FIG. 13 is a schematic view of a first connecting rod of a multi-purpose condylar holder for facilitating implantation of a prosthesis according to the present invention;

FIG. 14 is a schematic view of a second connecting rod of the multi-purpose condylar holder of the present invention for facilitating implantation of a prosthesis;

FIG. 15 is a schematic structural view of a striking head of a multi-purpose condylar holder for facilitating implantation of a prosthesis according to the present invention;

FIG. 16 is a schematic view of the striking end of a multi-purpose condylar holder for facilitating implantation of a prosthesis according to the present invention;

FIG. 17 is a schematic view of the striking end of a multi-purpose condylar holder for facilitating implantation of a prosthesis according to the present invention;

FIG. 18 is a schematic view of a positioning rod of a multi-purpose condylar holder for facilitating implantation of a prosthesis according to the present invention;

FIG. 19 is an enlarged partial view A of a multi-purpose condylar holder of the present invention to facilitate implantation of a prosthesis;

FIG. 20 is an enlarged partial view B of a multi-purpose condylar holder of the present invention to facilitate implantation of a prosthesis;

FIG. 21 is an enlarged partial view C of a multi-purpose condylar holder of the present invention to facilitate implantation of a prosthesis;

FIG. 22 is an enlarged partial view D of a multi-purpose condylar holder of the present invention to facilitate implantation of a prosthesis;

fig. 23 is an enlarged view E of a multi-purpose condyle holder for facilitating implantation of a prosthesis according to the present invention.

In the figure: 1-supporting device, 11-supporting seat, 111-supporting end, 1111-first convex surface, 1112-first concave surface, 112-connecting end, 1121-first convex piece, 12-fixing seat, 121-first notch, 122-second notch, 123-third spring, 124-fourth spring, 13-fixing frame, 131-second convex piece, 132-third convex piece, 1321-first connecting piece, 1322-second connecting piece, 1323-third notch, 133-fourth convex piece, 134-cavity, 1341-cavity, 1342-second cavity, 1343-third cavity, 14-first locking hook, 141-first working segment, 1411-locking end, 142-first fixing segment, 143-second working segment, 15-second locking hook, 2-first adjusting device, 21-positioning rod, 211-first through hole, 212-second through hole, 213-third through hole, 22-first spring, 23-first force applying part, 3-handle, 31-second sunken surface, 4-connecting rod, 41-first connecting rod, 411-first connecting section, 412-second connecting section, 42-second connecting rod, 421-sunken part, 422-fifth notch, 5-second adjusting device, 51-movable rod, 52-fixed rod, 53-clamping part, 531-first clamping part, 5311-convex part, 532-second clamping part, 533-second force applying part, 54-second spring, 6-striking head, 61-fixed part, 62-striking end, 621-second convex surface, 622-fourth notch, 623-fifth projection.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1-23, a multi-purpose condylar holder for prosthesis implantation comprises a supporting device 1, an adjusting device, a handle 3, a connecting rod 4 and a striking head 6, wherein the supporting device 1 is mounted on the handle 3, the handle 3 is mounted on the striking head 6, the adjusting device comprises a first adjusting device 2 and a second adjusting device 5, the first adjusting device 2 is mounted between the supporting device 1 and the handle 3, and the second adjusting device 5 is mounted between the handle 3 and the striking head 6; the connecting rod 4 comprises a first connecting rod 41 and a second connecting rod 42, one end of the first connecting rod 41 is movably connected with the bottom end of the supporting device 1, and the other end of the first connecting rod passes through the handle 3 and is fixed with the second adjusting device 5; the first adjusting device 2 is sleeved on the first connecting rod 41; the second connecting rod 42 is positioned below the second adjusting device 5, and one end of the second connecting rod 42 is embedded in the first connecting rod 41 and is movably connected with the first connecting rod 41; the other end of the second connecting rod 42 is inserted into the striking head 6.

The supporting device 1 comprises a supporting seat 11, a fixed seat 12, a fixed frame 13 and locking hooks, wherein the supporting seat 11 is installed on the fixed seat 12, the fixed seat 12 is installed on the fixed frame 13, the locking hooks comprise a first locking hook 14 and a second locking hook 15, and the first locking hook 14 and the second locking hook 15 are respectively installed on two sides of the fixed frame 13; the first adjusting device 2 comprises a positioning rod 21 and a plurality of first springs 22, a first through hole 211, a third through hole 213 and a second through hole 212 are respectively formed in the positioning rod 21 from left to right, and the first locking hook 14 and the second locking hook 15 respectively penetrate through the positioning rod 21 through the first through hole 211 and the second through hole 212; one end of the first connecting rod 41 is movably mounted with the bottom end of the fixing frame 13, and the other end thereof penetrates through the positioning rod 21 through the third through hole 213; two ends of the first spring 22 are respectively fixed with the positioning rod 21 and the handle 3; the second adjusting device 5 comprises a movable rod 51, a fixed rod 52, a clamping part 53 and a plurality of second springs 54, wherein the fixed rod 52 is fixedly sleeved on the first connecting rod 41, the movable rod 51 is positioned on the fixed rod 52, and the movable rod 51 is movably sleeved on the first connecting rod 41; two ends of the second spring 54 are respectively fixed with the fixed rod 52 and the movable rod 51; the clamping part 53 comprises a first clamping part 531 and a second clamping part 532, the first clamping part 531 and the second clamping part 532 are respectively positioned at two sides of the first connecting rod 41, and the first clamping part 531 and the second clamping part 532 are mirror images of each other; one end of the first clamping part 531 penetrates through the movable rod 51 and is positioned above the movable rod 51; the other end of the first clamping part 531 abuts against the outer wall of the second connecting rod 42; the middle part of the first clamping part 531 is movably mounted with the fixing rod 52.

The supporting seat 11 includes a supporting end 111 and a connecting end 112 connected to each other, the connecting end 112 includes a plurality of first protrusions 1121 arranged in parallel, a plurality of first notches 121 are arranged at the top end of the fixing seat 12, and the first protrusions 1121 are installed in cooperation with the first notches 121; a second notch 122 is formed in the lower end of the fixed seat 12, and a third spring 123 is arranged in the second notch 122; the fixed frame 13 comprises a second protruding part 131, a third protruding part 132 and a fourth protruding part 133 which are connected, the second protruding part 131 is positioned in the second notch 122, one end of a third spring 123 is fixed at the top end in the second notch 122, and the other end is fixed at the top end of the second protruding part 131; the third protrusion 132 and the fourth protrusion 133 are respectively located at two sides of the second protrusion 131, and the third protrusion 132 and the fourth protrusion 133 are mirror images of each other; the first latch hook 14 and the second latch hook 15 are respectively fixedly mounted with the third protruding part 132 and the fourth protruding part 133; a cavity 134 is formed in the fixing frame 13, one end of the first connecting rod 41 penetrates through the fixing frame 13 through the cavity 134, and the top of the first connecting rod is located in the second notch 122; the outer wall of the second connecting rod 42 is provided with a plurality of concave parts 421, the ends of the first clamping part 531, the second clamping part 532, which are in contact with the second connecting rod 42, are respectively provided with a convex part 5311, and the convex parts 5311 are clamped with the concave parts 421.

The utility model designs a fixed seat 12 and a supporting seat 11, wherein the supporting seat 11 is used for supporting the prosthesis, the fixed seat 12 can realize the tight connection between the supporting seat 11 and a fixed frame 13, and simultaneously provides supporting force for the supporting seat 11; the fixing frame 13 can fix the first locking hook 14 and the second locking hook 15 on two sides, and can be connected with the handle 3 through the first connecting rod 41; in use, the first adjusting device 2 can not only stabilize the positions of the first locking hook 14 and the second locking hook 15, but also be more convenient to use.

The utility model designs a support seat 11, which comprises a support end 111 and a connecting end 112, wherein the support end 111 is used for supporting the prosthesis, the middle part of the upper surface of the support end 111 is designed into a first convex surface 1111, the first convex surface 1111 is an arc convex surface, and the circle center of the arc convex surface is downward; the first concave surface 1112 is a circular arc concave surface, and the center of the circular arc concave surface is upward, so that the connection between the supporting end 111 and the prosthesis is tighter, the shape is more fitted, and the clamping process can be more stable; the connection end 112 is fixedly mounted to the fixing base 12 through two first protrusions 1121 arranged in parallel.

The utility model discloses in designed fixing base 12, the shape of the both sides of fixing base 12 is slick and sly arc, and first notch 121 and second notch 122 have been designed respectively to top and bottom, and through first notch 121 and the cooperation of first protruding piece 1121, second notch 122 and the cooperation of the protruding piece 131 of second realize fixing base 12 and mount 13, beat and be connected between the head 6.

The utility model designs the fixing frame 13, the cavity 134 is designed in the fixing frame 13, and the fixing frame can be matched with the first connecting rod 41 to realize the connection with the handle 3 when in use; the left side and the right side are respectively provided with a third protrusion 132 and a fourth protrusion 133 which are symmetrical, and the third protrusion 132 and the fourth protrusion 133 are respectively used for fixing the first locking hook 14 and the second locking hook 15; meanwhile, the third protruding member 132 further includes a first connecting member 1321 and a second connecting member 1322, and the first connecting member 1321 and the second connecting member 1322 protrude outward respectively and have an arc-shaped structure, so that the design can avoid the situations such as collision when in use, and the use safety is improved.

The middle part of the upper surface of the support end 111 is provided with a first convex surface 1111, and two sides of the first convex surface 1111 are respectively provided with a first concave surface 1112 which is connected with each other; the third protrusion 132 comprises a first connecting piece 1321 and a second connecting piece 1322 which are arranged in parallel, and a gap between the first connecting piece 1321 and the second connecting piece 1322 is arranged as a third slot 1323; the first locking hook 14 and the second locking hook 15 are respectively fixed on two sides of the fixed frame 13 through the third slot 1323; the first locking hook 14 and the second locking hook 15 are mirror images of each other, the first locking hook 14 includes a first working section 141, a first fixing section 142 and a second working section 143, and two ends of the first fixing section 142 are respectively connected with the first working section 141 and the second working section 143; the first working section 141 is in an arc-shaped structure, the first working section 141 is located on one side of the fixing frame 13, the front end of the first working section 141 is a locking end 1411, the locking end 1411 is in an arc-shaped structure, and the arc-shaped structure is bent towards the inner side; the first fixed section 142 is installed in the third slot 1323, and the first fixed section 142 is movably installed with the first connecting piece 1321 and the second connecting piece 1322 respectively; the second working section 143 is a U-shaped structure, the second working section 143 is installed on one side of the first connecting rod 41, and one end of the second working section 143, which is far away from the first fixing section 142, is always abutted against the third slot 1323.

The cavity 134 is respectively provided with a first cavity 1341, a second cavity 1342 and a third cavity 1343 which are communicated from top to bottom, and the upper end of the first cavity 1341 is communicated with the second notch 122; the first connecting rod 41 comprises a first connecting section 411 and a second connecting section 412 which are connected with each other, the first connecting section 411 sequentially passes through a third cavity 1343, a second cavity 1342 and a first cavity 1341, and the top end of the first connecting section 411 extends into the second notch 122; a fourth spring 124 is arranged in the second notch 122, one end of the fourth spring 124 is fixed with the bottom end of the first cavity 1341, and the other end is fixed at the top end of the first connecting section 411; the fourth spring 124 is sleeved on the first connecting section 411; the handle 3 is a hollow handle, the second connecting section 412 penetrates through the handle 3 and the fixing rod 52, and the bottom end of the second connecting section is positioned below the fixing rod 52; the second connecting section 412 is a hollow structure, and one end of the second connecting rod 42 is located in the second connecting section 412 and movably connected to the second connecting section 412.

The striking head 6 comprises a striking end 62 and a fixing part 61 which are connected, the striking end 62 is embedded at the bottom end of the fixing part 61, and the bottom surface of the striking end 62 is a second convex surface 621; a fourth notch 622 is arranged at one end of the striking end 62 positioned in the fixing part 61, and one end of the second connecting rod 42 extends into the fixing part 61 and is matched with the fourth notch 622; the two sides of the second connecting rod 42 contacting the fourth notch 622 are respectively provided with a plurality of fifth notches 422, the corresponding positions of the inner wall of the fourth notch 622 are respectively provided with a plurality of fifth protrusions 623, and the fifth protrusions 623 and the fifth notches 422 are installed in a matched mode.

The ankle holding device further comprises a first force application part 23 and a second force application part 533, wherein the first force application part 23 is arranged in the middle of the positioning rod 21, and the second force application part 533 is arranged in the middle of the movable rod 51; the number of the first protrusions 1121 and the first notches 121 is 2, respectively; the number of the fifth notches 422 and the fifth protrusions 623 is 3, respectively; the middle parts of both sides of the handle 3 are respectively provided with a second concave surface 31.

The utility model discloses in designed first latch hook 14, second latch hook 15 and first adjusting device 2, the second working segment 143 of first latch hook 14, the second working segment 143 of second latch hook 15 are the U-shaped working segment respectively, and run through locating lever 21 through first through-hole 211, second through-hole 212, so the design not only can make the use of first latch hook 14, second latch hook 15 more firm, play limiting displacement, guarantee that when knocking, first latch hook 14 and second latch hook 15 can not squint, avoid appearing the false body and drop, the insecure condition of centre gripping; meanwhile, the movement of the first locking hook 14 and the second locking hook 15 is controlled by the movement of the positioning rod 21, so that the clamping operation is easier; first fixed section 142 is fixed in third notch 1323, through lever principle, and when we made locating lever 21 move down, locating lever 21 can exert oneself to second working segment 143, and first working segment 141 can cooperate outwards to remove this moment, is convenient for install the prosthesis, and after the prosthesis installation, under the effect of first spring 22, locating lever 21 upwards got back to original position, and locating lever 21 acts on second working segment 143 once more, and first working segment 141 cooperates inside clamping prosthesis.

The front end of the first working segment 141 is designed into an arc structure bending inwards, namely a locking end 1411, when the prosthesis is placed on the first striking head 6, the locking operation of the prosthesis is completed through the locking ends 1411 on both sides, so that the connection between the prosthesis and the ankle holding device can be tighter, and the actual use is more convenient.

The utility model designs the second adjusting device 5 which can be used for adjusting the length of the whole structure, and is more convenient and practical to use; the second adjusting device 5 comprises a fixed rod 52 and a movable rod 51, the fixed rod 52 is fixed on the first connecting rod 41, the middle parts of the first clamping part 531 and the second clamping part 532 are fixed on the fixed rod 52 to form a lever, and by the lever principle, when an operator moves the movable rod 51 upwards, the top ends of the first clamping part 531 and the second clamping part 532 are acted, one end of the first clamping part 531, which is in contact with the second connecting rod 42, and one end of the second clamping part 532, which is in contact with the second connecting rod 42, move outwards along with the first clamping part 531 and the second clamping part 532, so that the second connecting rod 42 is released; one end of the second connecting rod 42 is positioned in the first connecting rod 41 and movably connected with the first connecting rod 41 in a threaded connection mode, and the second connecting rod 42 can be screwed out and screwed in through rotation to adjust the length of the ankle holding device; the movable rod 51 is returned to the original position, and the first clamping portion 531 and the second clamping portion 532 clamp the second connecting rod 42 inwards.

The utility model designs the first spring 22 and the second spring 54, which can make the positioning rod 21 and the movable rod 51 more easily return to the original position, thereby playing the role of resetting and saving labor; the utility model discloses in designed first application of force portion 23 and second application of force portion 533, the operating personnel application of force of can being convenient for, it is more convenient to use.

The utility model designs the handle 3, meanwhile, the middle positions of the two sides of the handle 3 are designed into the second concave surface 31, and the second concave surface 31 is an arc surface, so that the handle can be held by operators conveniently and the force is easier; the utility model discloses in install handle 3 between first adjusting device 2, second adjusting device 5, handle 3 is handed on the left hand of operating personnel, and the right hand utilizes the second to adjust adjusting device adjustment overall structure's length, and the compound human principle of exerting oneself uses light more.

The utility model designs the striking head 6, which comprises a striking end 62 and a fixed end 61, wherein the bottom of the striking end 62 is a second convex surface 621, and the second convex surface 621 protrudes outwards, so that the striking head is more accurate when striking and the force is more relaxed; one end of the striking end 62 located in the fixed section is provided with a fourth notch 622 for being installed in cooperation with the second connecting rod 42, the surfaces of two sides of the second connecting rod 42 are provided with 3 fifth notches 422, and two sides of the inner wall of the fourth notch 622 are provided with 3 fifth protruding pieces 623 respectively, so that the connection tightness between the second connecting rod 42 and the striking head 6 is improved, and meanwhile, the stability of the whole device can also be improved.

The fixing part 61 of the utility model can also be used for holding by hand, and the fixing part 61 is held by an operator, so that the operation is more convenient; in the utility model, the outer wall of the second connecting rod 42 is provided with a plurality of concave parts 421, and the first clamping part 531, the second clamping part 532 and the second connecting rod 42 are fixed by matching the concave parts 421 and the convex parts 5311; in the present invention, the cross-sectional shape of the fifth protrusion 623 is an acute triangle, which fits the shape of the fifth notch 422; the utility model discloses in, first notch 121, second notch 122 are the rectangle notch respectively, and third notch 1323 is the arc notch of a similar U-shaped, and fourth notch 622 also is the rectangle notch.

The utility model discloses in having designed third spring 123 and fourth spring 124, beating in the operation process, when operating personnel application of force installs the false body on supporting seat 11, fixing base 12 atress moves down thereupon, the design of third spring 123 not only can carry out the buffering of power, can guarantee simultaneously that the false body is installed smoothly on supporting seat 11, the atress is balanced more stable after the installation; the design of the fourth spring 124 can reduce the impact force on the fixing seat 12 and the first connecting rod 41, and meanwhile, the use safety of the whole device is improved, and the working efficiency of the device is improved; the movable connection between each component in the utility model can not only disassemble and replace each component, which is convenient for people to use, but also is more convenient for cleaning; in the utility model, the first connecting rod 41 and the second connecting rod 42, the fixing frame 13 and the handle 3 can be movably connected; the utility model discloses well first latch hook 14, second latch hook 15 and third bellying 132, fourth bellying 133's connected mode can select the pin joint.

When the utility model is used, an operator applies force through the first force application part 23, the first force application part 23 drives the positioning rod 21 to move downwards, and the first working section 141 is matched with the first fixing section 142 to be opened outwards because the first fixing section 142 is arranged in the third slot 1323 and the positioning rod 21 moves downwards to drive the second working sections 143 on the two sides to act; an operator places the prosthesis on the supporting end 111 of the supporting seat 11, the prosthesis is matched with the upper surface of the supporting end 111, the fixing seat 12 is stressed to move downwards at the moment, the third spring 123 plays a role in buffering, the operator loosens the first force application part 23, the positioning rod 21 returns to the original position under the action of the first spring 22, the first working sections 141 on two sides are matched to clamp the prosthesis inwards, and the locking end 1411 at the front end is tightly attached to the prosthesis; meanwhile, the operator adjusts the angle of the prosthesis and smoothly drives the prosthesis into the body of the patient through the striking head 6.

When operating personnel adjusted the length of holding the ankle ware, can be to second application of force portion 533 potential application of force, second application of force portion 533 drives movable rod 51 rebound, make first chucking portion 531 and second chucking portion 532 outwards open, keep away from second connecting rod 42, the length of rethread rotation regulation second connecting rod 42, adjust the length of whole device with this, loosen second application of force portion 533 again, under the effect of second spring 54, movable rod 51 moves down, first chucking portion 531, the cooperation of second chucking portion 532 is pressed from both sides tight second connecting rod 42, realize holding the length adjustment of ankle ware.

Claims

1. A multi-purpose condyle holding device for facilitating prosthesis implantation, comprising: the condyle holding device comprises a supporting device (1), an adjusting device, a handle (3), a connecting rod (4) and a striking head (6), wherein the supporting device (1) is installed on the handle (3), the handle (3) is installed on the striking head (6), the adjusting device comprises a first adjusting device (2) and a second adjusting device (5), the first adjusting device (2) is installed between the supporting device (1) and the handle (3), and the second adjusting device (5) is installed between the handle (3) and the striking head (6); the connecting rod (4) comprises a first connecting rod (41) and a second connecting rod (42), one end of the first connecting rod (41) is movably connected with the bottom end of the supporting device (1), and the other end of the first connecting rod (41) penetrates through the handle (3) and is fixed with the second adjusting device (5); the first adjusting device (2) is sleeved on the first connecting rod (41); the second connecting rod (42) is positioned below the second adjusting device (5), and one end of the second connecting rod (42) is embedded in the first connecting rod (41) and is movably connected with the first connecting rod (41); the other end of the second connecting rod (42) is inserted into the striking head (6).

2. The multi-use condylar holder of claim 1, to facilitate implantation of a prosthesis, wherein: the supporting device (1) comprises a supporting seat (11), a fixed seat (12), a fixed frame (13) and a locking hook, wherein the supporting seat (11) is installed on the fixed seat (12), the fixed seat (12) is installed on the fixed frame (13), the locking hook comprises a first locking hook (14) and a second locking hook (15), and the first locking hook (14) and the second locking hook (15) are respectively installed on two sides of the fixed frame (13); the first adjusting device (2) comprises a positioning rod (21) and a plurality of first springs (22), a first through hole (211), a third through hole (213) and a second through hole (212) are formed in the positioning rod (21) from left to right respectively, and the first locking hook (14) and the second locking hook (15) penetrate through the positioning rod (21) through the first through hole (211) and the second through hole (212) respectively; one end of the first connecting rod (41) is movably arranged with the bottom end of the fixing frame (13), and the other end of the first connecting rod penetrates through the positioning rod (21) through a third through hole (213); two ends of the first spring (22) are respectively fixed with the positioning rod (21) and the handle (3); the second adjusting device (5) comprises a movable rod (51), a fixed rod (52), a clamping part (53) and a plurality of second springs (54), the fixed rod (52) is fixedly sleeved on the first connecting rod (41), the movable rod (51) is positioned on the fixed rod (52), and the movable rod (51) is movably sleeved on the first connecting rod (41); two ends of the second spring (54) are respectively fixed with the fixed rod (52) and the movable rod (51); the clamping part (53) comprises a first clamping part (531) and a second clamping part (532), the first clamping part (531) and the second clamping part (532) are respectively positioned at two sides of the first connecting rod (41), and the first clamping part (531) and the second clamping part (532) are mirror images of each other; one end of the first clamping part (531) penetrates through the movable rod (51) and is positioned above the movable rod (51); the other end of the first clamping part (531) abuts against the outer wall of the second connecting rod (42); the middle part of the first clamping part (531) is movably arranged with the fixed rod (52).

3. The multi-use condylar holder of claim 2 to facilitate implantation of a prosthesis, wherein: the supporting seat (11) comprises a supporting end (111) and a connecting end (112) which are connected, the connecting end (112) comprises a plurality of first protruding pieces (1121) which are arranged in parallel, a plurality of first notches (121) are formed in the top end of the fixing seat (12), and the first protruding pieces (1121) and the first notches (121) are installed in a matched mode; a second notch (122) is formed in the lower end of the fixed seat (12), and a third spring (123) is arranged in the second notch (122); the fixing frame (13) comprises a second protruding part (131), a third protruding part (132) and a fourth protruding part (133) which are connected, the second protruding part (131) is located in the second notch (122), one end of the third spring (123) is fixed at the top end in the second notch (122), and the other end of the third spring is fixed at the top end of the second protruding part (131); the third protruding piece (132) and the fourth protruding piece (133) are respectively positioned on two sides of the second protruding piece (131), and the third protruding piece (132) and the fourth protruding piece (133) are mirror images of each other; the first locking hook (14) and the second locking hook (15) are fixedly mounted with the third protruding piece (132) and the fourth protruding piece (133) respectively; the fixing frame (13) is internally provided with a cavity (134), one end of the first connecting rod (41) penetrates through the fixing frame (13) through the cavity (134), and the top of the first connecting rod is located in the second notch (122).

4. The multi-use condylar holder of claim 3 to facilitate implantation of a prosthesis, wherein: the outer wall of the second connecting rod (42) is provided with a plurality of concave parts (421), protruding parts (5311) are respectively arranged at one ends of the first clamping part (531), the second clamping part (532) and the second connecting rod (42) in contact, and the protruding parts (5311) and the concave parts (421) are clamped.

5. The multi-use condylar holder of claim 4 to facilitate implantation of a prosthesis, wherein: the middle part of the upper surface of the support end (111) is provided with a first convex surface (1111), and two sides of the first convex surface (1111) are respectively provided with a first concave surface (1112) which is connected with each other; the third projection piece (132) comprises a first connecting piece (1321) and a second connecting piece (1322) which are arranged in parallel, and a gap between the first connecting piece (1321) and the second connecting piece (1322) is arranged as a third notch (1323); the first locking hook (14) and the second locking hook (15) are respectively fixed on two sides of the fixed frame (13) through a third notch (1323); the first locking hook (14) and the second locking hook (15) are mirror images, the first locking hook (14) comprises a first working section (141), a first fixing section (142) and a second working section (143), and two ends of the first fixing section (142) are respectively connected with the first working section (141) and the second working section (143); the first working section (141) is of an arc-shaped structure, the first working section (141) is located on one side of the fixing frame (13), the front end of the first working section (141) is a locking end (1411), the locking end (1411) is of an arc-shaped structure, and the arc-shaped structure is bent towards the inner side; the first fixed section (142) is arranged in the third slot opening (1323), and the first fixed section (142) is movably arranged with the first connecting piece (1321) and the second connecting piece (1322) respectively; the second working section (143) is of a U-shaped structure, the second working section (143) is installed on one side of the first connecting rod (41), and one end, far away from the first fixing section (142), of the second working section (143) is always abutted into the third notch (1323).

6. The multi-use condylar holder of claim 5, to facilitate implantation of a prosthesis, wherein: the cavity (134) is respectively provided with a first cavity (1341), a second cavity (1342) and a third cavity (1343) which are communicated from top to bottom, and the upper end of the first cavity (1341) is communicated with the second notch (122); the first connecting rod (41) comprises a first connecting section (411) and a second connecting section (412) which are connected with each other, the first connecting section (411) sequentially passes through a third cavity (1343), a second cavity (1342) and a first cavity (1341), and the top end of the first connecting section (411) extends into the second notch (122); a fourth spring (124) is arranged in the second notch (122), one end of the fourth spring (124) is fixed with the bottom end of the first cavity (1341), and the other end of the fourth spring (124) is fixed at the top end of the first connecting section (411); the fourth spring (124) is sleeved on the first connecting section (411); the handle (3) is a hollow handle, the second connecting section (412) penetrates through the handle (3) and the fixing rod (52), and the bottom end of the second connecting section is positioned below the fixing rod (52); the second connecting section (412) is of a hollow structure, and one end of the second connecting rod (42) is located in the second connecting section (412) and movably connected with the second connecting section (412).

7. The multi-use condylar holder of claim 6, to facilitate implantation of a prosthesis, wherein: the striking head (6) comprises a striking end (62) and a fixing part (61) which are connected, the striking end (62) is embedded at the bottom end of the fixing part (61), and the bottom surface of the striking end (62) is a second convex surface (621); a fourth notch (622) is formed in one end, located in the fixing portion (61), of the striking end (62), and one end of the second connecting rod (42) extends into the fixing portion (61) and is installed in a matched mode with the fourth notch (622); the both sides that second connecting rod (42) and fourth notch (622) contacted are provided with a plurality of fifth notch (422) respectively, fourth notch (622) inner wall corresponds the position and is provided with a plurality of fifth bellying (623) respectively, fifth bellying (623), fifth notch (422) cooperation installation.

8. The multi-use condylar holder of claim 7, to facilitate implantation of a prosthesis, wherein: the condyle holding device further comprises a first force application part (23) and a second force application part (533), wherein the first force application part (23) is installed in the middle of the positioning rod (21), and the second force application part (533) is installed in the middle of the movable rod (51).

9. The multi-use condylar holder of claim 8, to facilitate implantation of a prosthesis, wherein: the number of the first protruding pieces (1121) and the number of the first notches (121) are respectively 2; the number of the fifth notch (422) and the number of the fifth protrusion (623) are respectively 3.

10. The multi-use condylar holder of claim 9, to facilitate implantation of a prosthesis, wherein: the middle parts of two sides of the handle (3) are respectively provided with a second concave surface (31).