CN213666024U

CN213666024U - Noninvasive orthopedic external fixing device for hallux valgus deformity

Info

Publication number: CN213666024U
Application number: CN202022547581.4U
Authority: CN
Inventors: 郭子文
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-11-06
Filing date: 2020-11-06
Publication date: 2021-07-13
Anticipated expiration: 2030-11-06

Abstract

The utility model relates to a orthopedics external fixation device is not had in deformity of foot hallux valgus, including the internal fixation device body, first cushion has been installed to the inside of internal fixation device body, fixed slot has been installed on the top of internal fixation device body, and fixed slot's side is inserted and is equipped with the dismantlement button, the first spring has been installed on the surface of dismantlement button, the governing valve has been installed to the side of transmission shaft, the inside of gear box is inserted and is equipped with the internal thread pivot, the inside of internal thread pivot is inserted and is equipped with the threaded rod, and the side of threaded rod has installed the second cushion. The utility model discloses be provided with fixed slot and fixing bolt, through inserting fixing bolt and establishing the inside at fixed slot, can dismantle the apron from the top of internal fixation device body through pressing the dismantlement button, can make internal fixation device body convenient to detach through this mode, can make the second cushion carry out the horizontal slip through rotating the governing valve for the size of internal fixation device body can be adjusted.

Description

Noninvasive orthopedic external fixing device for hallux valgus deformity

Technical Field

The utility model relates to the technical field of medical equipment, concretely relates to orthopedic external fixation device of orthopedics is not had in big foot valgus deformity.

Background

Hallux valgus deformity refers to the lateral deviation of the hallux at the first metatarsophalangeal joint, most often occurring in people with genetic predisposition and long-term improper shoe wear, and therefore requires not only surgery but also the use of a fixation device for fixation when treating hallux valgus.

Generally, after the hallux valgus osteotomy is performed, the fixing device needs to be used, but most fixing devices are fixedly installed by doctors after the operation is finished, so that the fixing devices are inconvenient to disassemble, and most fixing devices cannot be adjusted in size, so that the fixing devices are inconvenient to wear and use.

SUMMERY OF THE UTILITY MODEL

The utility model provides a foot hallux valgus deformity does not have orthopedic external fixation device of wound has solved above technical problem.

The utility model provides a scheme as follows of above-mentioned technical problem: a noninvasive orthopedic external fixing device for hallux valgus comprises an internal fixing device body, wherein a first rubber cushion is arranged inside the internal fixing device body, a fixed clamping groove is arranged at the top end of the internal fixing device body, a disassembly button is inserted into the side surface of the fixed clamping groove, a first spring is arranged on the surface of the disassembly button, a cover plate is arranged at the top end of the fixed clamping groove, a fixed bolt is arranged at the bottom end of the cover plate, a fixed clamping block is arranged on the side surface of the fixed bolt, a second spring is arranged on the side surface of the fixed clamping block, a gear box is arranged on the side surface of the internal fixing device body, a transmission shaft is inserted into the gear box, a first common gear is arranged on the surface of the transmission shaft, an adjusting valve is arranged on the side surface of the transmission shaft, an internal thread rotating shaft is inserted into the gear box, and a second common, a threaded rod is inserted into the inner part of the inner thread rotating shaft, and a second rubber mat is arranged on the side surface of the threaded rod.

The utility model has the advantages that: the utility model discloses be provided with fixed slot and fixing bolt, through inserting the inside of establishing at fixed slot with fixing bolt, and can fix the block with it through fixed fixture block, can dismantle the apron from the top of internal fixation device body through pressing the dismantlement button, can make internal fixation device body convenient to detach through this mode, can make the second cushion carry out horizontal slip through rotating the governing valve, can adjust the clearance between first cushion and the second cushion through this mode, make the size of internal fixation device body can adjust.

On the basis of the technical scheme, the utility model discloses can also do following improvement.

Furthermore, a rectangular groove is formed in the fixing clamping groove, and a clamping structure is formed between the inside of the fixing clamping groove and the surface of the fixing bolt.

The beneficial effect of adopting the further scheme is that: the cover plate can be arranged at the top end of the inner fixing device body in the mode.

Further, the side of the fixed clamping groove is provided with a circular hole groove, and the side of the fixed clamping groove and the surface of the disassembly button form a sliding type structure.

The beneficial effect of adopting the further scheme is that: can contradict fixed fixture block through pressing the dismantlement button for the apron can be dismantled from the top of internal fixation device body.

Further, the side of fixing bolt is provided with circular hole groove, and the side of fixing bolt and the surface of fixed fixture block constitute slidingtype structure.

The beneficial effect of adopting the further scheme is that: through with fixed fixture block in fixed slot's inside, can carry out fixed mounting with the apron.

Further, the surface of the first common gear is meshed with the surface of the second common gear, and the surface of the first common gear and the surface of the second common gear form a rotary structure.

The beneficial effect of adopting the further scheme is that: the two groups of second common gears can be driven to rotate simultaneously through the rotation of the first common gears.

Further, the internal thread rotating shafts are provided with two groups, and a threaded rod is inserted into the internal thread rotating shafts of each group.

The beneficial effect of adopting the further scheme is that: the second rubber mat can be limited in the mode.

Further, the internal thread has been seted up to the inside of internal thread pivot, and the inside of internal thread pivot constitutes spiral rotary type structure with the surface of threaded rod.

The beneficial effect of adopting the further scheme is that: the threaded rod can be stretched through the rotation of the internal thread rotating shaft, so that the second rubber mat can horizontally slide.

The above description is only an overview of the technical solution of the present invention, and in order to make the technical means of the present invention clearer and can be implemented according to the content of the description, the following detailed description is made with reference to the preferred embodiments of the present invention and accompanying drawings. The detailed description of the present invention is given by the following examples and the accompanying drawings.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without undue limitation to the invention. In the drawings:

fig. 1 is a schematic sectional view of a non-invasive orthopedic external fixing device for hallux valgus according to an embodiment of the present invention;

fig. 2 is a schematic structural front view of a non-invasive orthopedic external fixing device for hallux valgus according to an embodiment of the present invention;

fig. 3 is a schematic top view of the gear box and the internal thread rotating shaft structure of the non-invasive orthopedic external fixing device for hallux valgus according to an embodiment of the present invention;

fig. 4 is a schematic side view of the first and second common gears of a non-invasive orthopedic external fixation device for hallux valgus deformity according to an embodiment of the present invention;

fig. 5 is an enlarged schematic view of a structure at a position a in fig. 1 of a non-invasive orthopedic external fixing device for hallux valgus according to an embodiment of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1. an internal fixation device body; 101. a first rubber pad; 102. fixing the clamping groove; 103. disassembling the button; 104. a first spring; 2. a cover plate; 201. fixing the bolt; 202. fixing the fixture block; 203. a second spring; 3. a gear case; 301. a drive shaft; 302. a first common gear; 303. adjusting a valve; 4. an internal thread rotating shaft; 401. a threaded rod; 402. a second rubber pad; 403. a second common gear.

Detailed Description

The principles and features of the present invention are described below in conjunction with the accompanying fig. 1-5, the examples given are intended to illustrate the present invention and are not intended to limit the scope of the invention. The invention is described in more detail in the following paragraphs by way of example with reference to the accompanying drawings. The advantages and features of the present invention will become more fully apparent from the following description and appended claims. It should be noted that the drawings are in simplified form and are not to precise scale, and are provided for convenience and clarity in order to facilitate the description of the embodiments of the present invention.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

As shown in fig. 1, the present invention provides a noninvasive orthopedic external fixation device for hallux valgus deformity, which comprises an internal fixation device body 1, a first rubber cushion 101 is installed inside the internal fixation device body 1, a fixed slot 102 is installed at the top end of the internal fixation device body 1, a disassembly button 103 is inserted into the side surface of the fixed slot 102, a first spring 104 is installed on the surface of the disassembly button 103, a cover plate 2 is installed at the top end of the fixed slot 102, a fixed bolt 201 is installed at the bottom end of the cover plate 2, a fixed block 202 is installed on the side surface of the fixed bolt 201, a second spring 203 is installed on the side surface of the fixed block 202, a gear box 3 is installed on the side surface of the internal fixation device body 1, a transmission shaft 301 is inserted into the gear box 3, a first common gear 302 is installed on the surface of the transmission shaft 301, a regulating valve 303 is installed on the side surface of the transmission shaft 301, and the surface of the internal thread rotating shaft 4 is provided with a second common gear 403, a threaded rod 401 is inserted into the internal thread rotating shaft 4, and the side surface of the threaded rod 401 is provided with a second rubber mat 402.

Specifically, as shown in fig. 1, a rectangular groove is formed inside the fixing slot 102, and the inside of the fixing slot 102 and the surface of the fixing plug 201 form a snap-fit structure, so that the cover plate 2 can be installed on the top end of the inner fixing device body 1.

Specifically, as shown in fig. 1, a circular hole groove is formed in the side surface of the fixing clip groove 102, and the side surface of the fixing clip groove 102 and the surface of the detaching button 103 form a sliding structure, so that the fixing clip 202 can be abutted by pressing the detaching button 103, and the cover plate 2 can be detached from the top end of the internal fixing device body 1.

Specifically, as shown in fig. 1, a circular hole groove is formed in a side surface of the fixing latch 201, and the side surface of the fixing latch 201 and a surface of the fixing block 202 form a sliding structure, so that the cover plate 2 can be fixedly mounted by engaging the fixing block 202 in the fixing groove 102.

Specifically, as shown in fig. 1, the surface of the first common gear 302 is meshed with the surface of the second common gear 403, and the surface of the first common gear 302 and the surface of the second common gear 403 form a rotating structure, so that the two sets of second common gears 403 can be driven to rotate simultaneously by the rotation of the first common gear 302.

Specifically, as shown in fig. 1, the internal thread rotating shaft 4 is provided with two sets, and a threaded rod 401 is inserted into the internal thread rotating shaft 4 of each set, so that the second rubber mat 402 can be limited.

Specifically, as shown in fig. 1, an internal thread is formed in the internal part of the internal thread rotating shaft 4, and the internal part of the internal thread rotating shaft 4 and the surface of the threaded rod 401 form a spiral rotating structure, so that the threaded rod 401 can extend and retract by the rotation of the internal thread rotating shaft 4, and the second rubber mat 402 can horizontally slide.

The utility model discloses a concrete theory of operation and application method do: when the internal fixing device body 1 needs to be detached from the foot of a patient, the detachment button 103 can be pressed to slide the detachment button 103 in the fixing slot 102, the fixing fixture block 202 can be abutted by the sliding of the detachment button 103, the fixing fixture block 202 can be retracted towards the inside of the fixing plug 201 by abutting the fixing fixture block 202 through the detachment button 103, the fixing fixture block 202 is not clamped in the fixing slot 102 any more by the mode, the fixing fixture block 202 can be pulled out from the inside of the fixing slot 102, the cover plate 2 is detached from the top end of the internal fixing device body 1, and then the internal fixing device body 1 is detached from the foot of the patient.

When the fixed size of internal fixation device body 1 needs to be adjusted, can make transmission shaft 301 rotate through rotating governing valve 303, rotation through transmission shaft 301 can make first ordinary gear 302 rotate, rotation through first ordinary gear 302 can make second ordinary gear 403 rotate, rotation through second ordinary gear 403 can make internal thread pivot 4 rotate, rotation through internal thread pivot 4 can make threaded rod 401 stretch out and draw back, can make second cushion 402 carry out the horizontal slip through the flexible of threaded rod 401, can adjust the interval between first cushion 101 and the second cushion 402 through this mode, thereby can adjust the size of internal fixation device body 1.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way; the present invention can be smoothly implemented by those skilled in the art according to the drawings and the above description; however, those skilled in the art should understand that changes, modifications and variations made by the above-described technology can be made without departing from the scope of the present invention, and all such changes, modifications and variations are equivalent embodiments of the present invention; meanwhile, any changes, modifications, evolutions, etc. of the above embodiments, which are equivalent to the actual techniques of the present invention, still belong to the protection scope of the technical solution of the present invention.

Claims

1. A non-invasive orthopedic external fixing device for hallux valgus deformity comprises an internal fixing device body (1) and is characterized in that a first rubber cushion (101) is arranged inside the internal fixing device body (1), a fixing clamping groove (102) is arranged at the top end of the internal fixing device body (1), a dismounting button (103) is inserted into the side surface of the fixing clamping groove (102), a first spring (104) is arranged on the surface of the dismounting button (103), a cover plate (2) is arranged at the top end of the fixing clamping groove (102), a fixing bolt (201) is arranged at the bottom end of the cover plate (2), a fixing clamping block (202) is arranged on the side surface of the fixing bolt (201), a second spring (203) is arranged on the side surface of the fixing clamping block (202), a gear box (3) is arranged on the side surface of the internal fixing device body (1), and a transmission shaft (301) is inserted into the gear box (3), the surface of transmission shaft (301) has been installed first common gear (302), governing valve (303) have been installed to the side of transmission shaft (301), internal thread pivot (4) have been inserted in the inside of gear box (3), and second common gear (403) have been installed on the surface of internal thread pivot (4), threaded rod (401) have been inserted in the inside of internal thread pivot (4), and second cushion (402) have been installed to the side of threaded rod (401).

2. The noninvasive orthopedic external fixing device for hallux valgus according to claim 1, characterized in that the inside of the fixing slot (102) is provided with a rectangular groove, and the inside of the fixing slot (102) and the surface of the fixing bolt (201) form a snap-fit structure.

3. The external fixing device for noninvasive orthopedics for hallux valgus according to claim 1, characterized in that the side of the fixing slot (102) is provided with a circular hole slot, and the side of the fixing slot (102) and the surface of the disassembling button (103) form a sliding structure.

4. The external fixing device for noninvasive orthopedics for hallux valgus according to claim 1, characterized in that the side of the fixing bolt (201) is provided with a circular hole groove, and the side of the fixing bolt (201) and the surface of the fixing block (202) form a sliding structure.

5. A non-invasive orthopaedic external fixation device for hallux valgus according to claim 1, wherein the surface of the first common gear (302) is engaged with the surface of the second common gear (403), and the surface of the first common gear (302) and the surface of the second common gear (403) constitute a rotating structure.

6. The external non-invasive orthopedic device for hallux valgus deformity according to claim 1, wherein the internally threaded rotating shafts (4) are provided in two sets, and a threaded rod (401) is inserted into the inside of each set of internally threaded rotating shafts (4).

7. The noninvasive orthopedic external fixing device for hallux valgus according to claim 1, characterized in that the internal thread of the internal thread rotating shaft (4) is provided with internal thread, and the internal part of the internal thread rotating shaft (4) and the surface of the threaded rod (401) form a spiral rotating structure.