CN210903299U

CN210903299U - Locking external fixing device for treating distal radius fracture

Info

Publication number: CN210903299U
Application number: CN201921484332.6U
Authority: CN
Inventors: 程刚
Original assignee: YUNNAN SECOND PEOPLE'S HOSPITAL
Current assignee: YUNNAN SECOND PEOPLE'S HOSPITAL
Priority date: 2019-09-05
Filing date: 2019-09-05
Publication date: 2020-07-03
Anticipated expiration: 2029-09-05

Abstract

The utility model relates to the technical field of medical equipment, in particular to a locking external fixation device for the treatment of distal radius fracture, which comprises a fixed bottom plate and a kirschner wire, wherein the left side and the right side of the front surface and the back surface of the fixed bottom plate are both connected with support rods through first hinges, a first fixed rod is arranged between the two support rods of the front surface and the back surface of the right side of the fixed bottom plate, and a second fixed rod is arranged between the two support rods of the front surface and the back surface of the left side of the fixed bottom plate; the utility model discloses a locking external fixation device for radius distal end fracture treatment, through the second jack that sets up, bearing, threaded rod and carousel isotructure, it is more convenient and swift when fixing to make the needle tail of ke shi needle, has practiced thrift the time of the fixed needle tail of medical personnel greatly, utilizes a plurality of bracing pieces and fixed band isotructure simultaneously, has solved traditional radius fixing device comparatively loaded down with trivial details when fixing the needle tail, fixed incomplete and fixed uncomfortable problem.

Description

Locking external fixing device for treating distal radius fracture

Technical Field

The utility model relates to the technical field of medical equipment, concretely relates to locking external fixation device for radius distal end fracture treatment.

Background

The radius is located at the outer part of the forearm and is divided into two ends. The upper end of the head is called as the head of the radius, and the joint concavity on the head is connected with the small head of the humerus; the peripheral annular joint surface is connected with the ulna; the head is slightly thin below, namely, the tuberosity of the radius which is provided with a protrusion at the inner lower side of the neck of the radius is in a biprism shape, the inner side edge is a thin sharp interosseous edge, the lower end is concave front and convex back, the outer side is protruded downwards and is called a styloid process, the related articular surface of the inner surface of the lower end is called an ulnar notch and is articulated with the ulnar head, the wrist articular surface and the wrist articular surface are arranged below the ulnar head, the styloid process of the radius and the head of the radius can be touched on the body surface, and when a person falls over and touches the ground by hands, the fracture of the capitulum of the radius or the fracture of.

At present, most of fixing modes after the radius fracture are fixed by using a kirschner wire, but the kirschner wire needs to fix a needle tail exposed out of the skin after being inserted into the bone, the wrist of a patient is prevented from rotating to cause influence on the resetting of the fracture, but the operation of the existing device for fixing the needle tail is complicated, a large amount of time and energy are wasted by medical workers when the needle tail is fixed, the fixing of the wrist of the patient is not comprehensive, the comfort level is poor, the palm of the patient can be fixed in a side standing mode, the palm of the patient is fixed in a side standing mode for a long time, the palm of the patient is uncomfortable, the pain of the patient is increased, and therefore, the needle tail is convenient and quick to fix, the fixing is comprehensive, and the palm of the patient is called as a comfortable fixing device when being fixed.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a locking external fixation device for radius distal end fracture treatment possesses and makes things convenient for the needle tail fixed, fixed comprehensive and fixed advantage such as comfortable, has solved traditional radius fixing device comparatively loaded down with trivial details when fixed needle tail, fixed incomplete and fixed uncomfortable problem.

A locking external fixing device for treating distal radius fracture comprises a fixing bottom plate and a kirschner wire, wherein the left side and the right side of the front surface and the back surface of the fixing bottom plate are both connected with supporting rods through first hinges, a first fixing rod is arranged between the two supporting rods on the front surface and the back surface of the right side of the fixing bottom plate, a second fixing rod is arranged between the two supporting rods on the front surface and the back surface of the left side of the fixing bottom plate, the four supporting rods are respectively provided with a first jack at the position close to the first fixing rod and the second fixing rod, the first fixing rod and the second fixing rod are respectively provided with a first jack at the position close to the supporting rods, the first fixing rod and the second fixing rod are respectively connected with the supporting rods through the first jacks and fixing inserting rods, the first fixing rod and the second fixing rod are connected through second hinges, and the front center of the, the left side and the right side of the front face of the first fixing rod and the second fixing rod are fixedly connected with Kirschner wire fixing columns, and the Kirschner wires are arranged on the Kirschner wire fixing columns.

This use novel locking external fixation device for radius distal end fracture treatment, wherein the central point fixedly connected with fixed band at PMKD top, the fixed band divide into two and is close to the top fixedly connected with magic subsides of back one.

This use novel locking external fixation device for radius distal end fracture treatment, wherein the one side of fixed band and patient's arm laminating is provided with close skin layer, close skin layer's top is provided with sweat-absorbing layer, sweat-absorbing layer's top is provided with ventilative layer.

This use novel locking external fixation device for radius distal end fracture treatment, wherein the position department fixedly connected with handle that PMKD is close to the patient palm, the figure that looks sideways at of handle is trapezoidal, the surface of handle is provided with sweat-absorbing layer, the shape of handle sets up the ergonomic shape into palm looks adaptation.

This use novel locking external fixation device for radius distal end fracture treatment, wherein seted up the second jack in the fixed column top of ke shi needle, the size of second jack and the big or small looks adaptation of ke shi needle, the screw hole is seted up in the front of second jack, and this screw hole female connection has the threaded rod, the positive fixedly connected with carousel of threaded rod, the back fixedly connected with bearing of threaded rod.

This use novel locking external fixation device for radius distal end fracture treatment, wherein the back fixedly connected with fixed block of bearing, the shape structure of fixed block and the surface looks adaptation of ke shi needle, it has anti-skidding rubber pad to fix to bond on the inner wall that the fixed block is close to second jack one side.

Compared with the prior art, the beneficial effects of the utility model are as follows:

the utility model discloses a locking external fixation device for radius distal end fracture treatment, through the second jack that sets up, the bearing, threaded rod and carousel isotructure, make the needle tail of ke shi needle more convenient and swift when fixing, greatly practiced thrift medical personnel's time of fixing the needle tail, utilize a plurality of bracing pieces and fixed band isotructure simultaneously, make the device more comprehensive and firm to the fixed of patient's forearm department, prevent to appear becoming flexible in patient's recovery phase, thereby to the recovery of skeleton produce the influence, the security and the stability of patient's skeleton recovery have effectively been ensured, utilize the handle simultaneously to make patient's palm when being fixed by the side stand, can grasp post handle, make patient's palm place more comfortable, utilize the sweat-absorbing layer on handle and the fixed band simultaneously, effectual hand sweat to the patient absorbs, further increase patient's comfort level, it is comparatively loaded down with trivial details to solve traditional radius fixing device when fixing the needle tail, incomplete fixation and uncomfortable fixation.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:

FIG. 1 is a schematic overall side view;

FIG. 2 is a schematic cross-sectional side view of the insertion of the Kirschner wire;

FIG. 3 is a schematic top view of the fixing base plate;

FIG. 4 is a schematic top sectional view of the Kirschner wire fixing column;

FIG. 5 is a side cross-sectional structural view of the fastening strap;

fig. 6 is an enlarged schematic view of a portion a of fig. 3.

In the figure: 01. fixing the bottom plate; 02. a first hinge; 03. fixing belts; 04. magic tape; 05. a support bar; 06. a first fixing lever; 07. a second fixing bar; 08. a second hinge; 09. a Kirschner wire; 10. a Kirschner wire fixing column; 11. a grip; 12. a first jack; 13. fixing the inserted rod; 14. a second jack; 15. a fixed block; 16. a bearing; 17. a threaded rod; 18. a turntable; 19. a sweat absorbing layer; 20. a skin-friendly layer; 21. and (4) a breathable layer.

Detailed Description

In the following description, numerous implementation details are set forth in order to provide a more thorough understanding of the present invention. It should be understood, however, that these implementation details should not be used to limit the invention. That is, in some embodiments of the invention, details of these implementations are not necessary. In addition, some conventional structures and components are shown in simplified schematic form in the drawings.

In addition, the descriptions related to "first", "second", etc. in the present invention are only for description purposes, not specifically referring to the order or sequence, and are not intended to limit the present invention, but only to distinguish the components or operations described in the same technical terms, and are not to be construed as indicating or implying any relative importance or implicit indication of the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

Referring to fig. 1-6, the locking external fixation device for the treatment of distal radius fracture of the present invention comprises a fixing base plate 01 and a kirschner wire 09, wherein the left and right sides of the front and back of the fixing base plate 01 are connected with support rods 05 through first hinges 02, a first fixing rod 06 is disposed between the two support rods 05 on the front and back of the right side of the fixing base plate 01, a second fixing rod 07 is disposed between the two support rods 05 on the front and back of the left side of the fixing base plate 01, first insertion holes 12 are disposed at positions of the four support rods 05 close to the first fixing rod 06 and the second fixing rod 07, first insertion holes 12 are disposed at positions of the first fixing rod 06 and the second fixing rod 07 close to the support rods 05, the first fixing rod 06 and the second fixing rod 07 are connected with the support rods 05 through the first insertion holes 12 and the fixing insertion rods 13, the first fixing rod 06 and the second fixing rod 07 are connected through the second hinges, the front center of the second hinge 08 is in threaded connection with a fixing screw, the left side and the right side of the front of the first fixing rod 06 and the front of the second fixing rod 07 are both fixedly connected with Kirschner wire fixing columns 10, and Kirschner wires 09 are arranged on the four Kirschner wire fixing columns 10.

The central point fixedly connected with fixed band 03 at 01 top of PMKD, fixed band 03 divide into two and be close to top fixedly connected with magic subsides 04 that the back is one, and magic subsides 04 on fixed band 03 and the fixed band 03 can be utilized to this structure, makes patient's arm and PMKD 01 convenient more and swift when fixed.

The one side of fixed band 03 and the laminating of patient's arm is provided with close skin layer 20, the top of close skin layer 20 is provided with sweat-absorbing layer 19, sweat-absorbing layer 19's top is provided with ventilative layer 21, this structure can utilize close skin layer 20 to make fixed band 03 more comfortable with patient's skin contact time, utilize sweat layer 19 to absorb the sweat of patient's skin department simultaneously, and can utilize ventilative layer 21 to volatilize the sweat, patient's comfort level has further been increased.

The position department fixedly connected with handle 11 that PMKD 01 is close to the patient palm, the side view figure of handle 11 is trapezoidal, and the surface of handle 11 is provided with sweat-absorbing layer 19, and the shape of handle 11 sets up the ergonomic shape for palm looks adaptation, and this structure can utilize the design of handle 11, makes the handle 11 can be held to patient's palm when being fixed, makes patient's palm more comfortable, utilizes sweat-absorbing layer 19 to absorb patient's hand sweat simultaneously.

The middle of the top of the Kirschner wire fixing column 10 is provided with a second jack 14, the size of the second jack 14 is matched with that of the Kirschner wire 09, the front of the second jack 14 is provided with a threaded hole, the threaded hole is connected with a threaded rod 17 in an internal thread manner, the front of the threaded rod 17 is fixedly connected with a turntable 18, the back of the threaded rod 17 is fixedly connected with a bearing 16, the threaded rod 17, the turntable 18 and the like can be utilized in the structure, medical workers can not drive the fixing block 15 to rotate together when rotating the threaded rod 17, and the tail of the Kirschner wire 09 can be more accurately fixed.

The back of bearing 16 is fixedly connected with fixed block 15, and the shape structure of fixed block 15 and the surface looks adaptation of kirschner wire 09, and fixed the bonding has the antiskid rubber pad on the inner wall of fixed block 15 near second jack 14 one side, and this structure can utilize fixed block 15 effectively to fix kirschner wire 09 in second jack 14, and the antiskid rubber pad makes the fixed of kirschner wire 09 more firm simultaneously.

When using the utility model discloses the time, the doctor utilizes the operation earlier to implant four ke shi needles 09 in patient's skeleton respectively, place patient's arm on PMKD 01 again, make patient's palm hold handle 11, insert four ke shi needles 09's needle tail in proper order in second jack 14 again, grasp carousel 18 simultaneously and twist, it is rotatory to utilize carousel 18 to drive threaded rod 17, make threaded rod 17 move to the direction of fixed block 15 one side, because the left side of threaded rod 17 and the inner ring fixed connection of bearing 16, therefore threaded rod 17's rotation can not drive fixed block 15 rotatory, only can move fixed block 15 to the one side that is close to second jack 14, utilize fixed block 15 to fix ke shi needle 09 on ke shi needle fixed column 10, fix four ke shi needles 09 respectively in the second jack 14 on four ke needle fixed columns 10 with same mode, again with fixed inserted bar 13 aim at first jack 12 on bracing piece 05 and first dead lever 06 and the first inserted bar 07 on second dead bar 07 on the bracing piece Hole 12 inserts, it is fixed with first dead lever 06 and second dead lever 07 and bracing piece 05 to utilize fixed inserted bar 13, it is fixed with first hinge 02 and second hinge 08 to utilize fixing bolt on first hinge 02 and the second hinge 08 simultaneously, prevent that it from continuing to rotate, it is more firm to make the device, reuse magic subsides 04 on fixed band 03 and the fixed band 03, it is fixed with PMKD 01 with patient's hand wall, prevent that the patient from moving the arm at will and causing the influence to the department of operation, utilize close skin layer 20 simultaneously, sweat-absorbing layer 19 and ventilative layer 21 make the patient more comfortable by the skin of fixed department.

The above description is only an embodiment of the present invention, and is not intended to limit the present invention. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims

1. A locking external fixation device for distal radius fracture treatment, comprising a fixation base plate (01) and a Kirschner wire (09), characterized in that: the left side and the right side of the front surface and the back surface of the fixed bottom plate (01) are connected with supporting rods (05) through first hinges (02), a first fixing rod (06) is arranged between the two supporting rods (05) on the front surface and the back surface of the right side of the fixed bottom plate (01), a second fixing rod (07) is arranged between the two supporting rods (05) on the front surface and the back surface of the left side of the fixed bottom plate (01), the four supporting rods (05) are provided with first jacks (12) at positions close to the first fixing rod (06) and the second fixing rod (07), the first jacks (12) are also arranged at positions close to the supporting rods (05) of the first fixing rod (06) and the second fixing rod (07), the first fixing rod (06) and the second fixing rod (07) are connected with the supporting rods (05) through the first jacks (12) and fixed inserting rods (13), and the first fixing rod (06) and the second fixing rod (07) are connected through second hinges (08), the front center of the second hinge (08) is in threaded connection with a fixing screw, the left side and the right side of the front of the first fixing rod (06) and the front of the second fixing rod (07) are both fixedly connected with Kirschner wire fixing columns (10), and Kirschner wires (09) are arranged on the four Kirschner wire fixing columns (10).

2. A locking external fixation device for the treatment of distal radius fractures according to claim 1 wherein: the fixing device is characterized in that a fixing band (03) is fixedly connected to the center of the top of the fixing bottom plate (01), and the fixing band (03) is divided into two top fixedly connected magic tapes (04) close to the back.

3. A locking external fixation device for the treatment of distal radius fractures according to claim 2 in which: the fixing belt (03) is provided with a skin-friendly layer (20) on one side attached to the arm of a patient, a sweat absorbing layer (19) is arranged on the top of the skin-friendly layer (20), and a breathable layer (21) is arranged on the top of the sweat absorbing layer (19).

4. A locking external fixation device for the treatment of distal radius fractures according to claim 1 wherein: the utility model discloses a palm-shaped medical instrument, including PMKD (01), side view figure of handle (11) is trapezoidal, the surface of handle (11) is provided with sweat-absorbing layer (19), the ergonomic shape that the shape of handle (11) set up to palm looks adaptation is located fixedly connected with handle (11) near the position of patient's palm.

5. A locking external fixation device for the treatment of distal radius fractures according to claim 1 wherein: a second jack (14) is arranged in the top of the Kirschner wire fixing column (10), the size of the second jack (14) is matched with that of the Kirschner wire (09), a threaded hole is formed in the front of the second jack (14), a threaded rod (17) is connected in the threaded hole in an internal thread mode, a turntable (18) is fixedly connected to the front of the threaded rod (17), and a bearing (16) is fixedly connected to the back of the threaded rod (17).

6. A locking external fixation device for the treatment of distal radius fractures according to claim 5 in which: the back fixedly connected with fixed block (15) of bearing (16), the shape structure of fixed block (15) and the surface looks adaptation of ke shi needle (09), fixed the bonding has anti-skidding rubber pad on the inner wall of fixed block (15) near second jack (14) one side.