CN215900703U - Wrist joint cavity injection positioning device - Google Patents
Wrist joint cavity injection positioning device Download PDFInfo
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- CN215900703U CN215900703U CN202121673953.6U CN202121673953U CN215900703U CN 215900703 U CN215900703 U CN 215900703U CN 202121673953 U CN202121673953 U CN 202121673953U CN 215900703 U CN215900703 U CN 215900703U
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- fixing plate
- palm
- forearm
- plate
- wrist joint
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Abstract
The utility model provides a wrist joint cavity injection positioning device, which mainly comprises a forearm fixing plate and a palm fixing plate; a connecting component for rotationally connecting the forearm fixing plate and the palm fixing plate is arranged between the forearm fixing plate and the palm fixing plate; the shape of the palm fixing plate is similar to that of a five-finger glove, and the palm fixing plate consists of a palm part and five finger parts; the finger parts of the forearm fixing plate and the palm fixing plate are respectively fixedly provided with a first binding band and a second binding band; a gap is reserved between the first bandage and the plate surface of the forearm fixing plate; a gap is left between the second binding band and the plate surface of the finger part. According to the utility model, the forearm fixing plate and the palm fixing plate are matched with the first bandage and the second bandage for use, so that the wrist joint is effectively fixed, and the injection difficulty of the wrist joint is reduced; the actual angle between the forearm and the palm of the patient during injection can be adjusted through the angle adjusting device so as to meet the tolerance of different patients on the bending degree of the wrist joint; the setting of five finger portion second bandages can effectively improve the fixed intensity of palm.
Description
Technical Field
The utility model mainly relates to the technical field of medical equipment, in particular to a wrist joint cavity injection positioning device.
Background
Carpal joint lesions, or pain, require treatment by carpal injection; when injecting to the wrist joint cavity, the wrist joint extending position and the wrist joint bending position are mostly adopted; in the injection process, the bending angle between the palm and the forearm is ensured, the bending angle is not too large or too small, the injection is difficult due to the too small bending angle, and the problems of too much tension, excessive injection and the like are caused due to the too large bending angle; at present, medical personnel do not adopt or adopt the fixed wrist joint fixing device of angle at wrist joint injection in-process, because disease bone shape, state of an illness all have the difference, there is the difference in different individualities to the adaptability of the fixed wrist joint fixing device of angle, and do not adopt under the condition of wrist joint fixing device, can cause the wrist tired on the one hand, if on the other hand disease wrench movement wrist joint in the injection process, probably lead to the injection accident.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problems of wrist fatigue, difference in adaptability of different patients to a wrist joint fixing device with fixed angles and the like in the wrist joint injection process, the utility model provides a wrist joint cavity injection positioning device.
The technical scheme provided by the utility model is as follows:
the utility model provides a wrist joint cavity injection positioning device, which comprises a forearm fixing plate and a palm fixing plate rotationally connected to the forearm fixing plate; a connecting component is arranged between the forearm fixing plate and the palm fixing plate; the shape of the palm fixing plate is similar to that of a five-finger glove, and the palm fixing plate consists of a palm part and five finger parts; finger parts of the forearm fixing plate and the palm fixing plate are respectively fixedly provided with a first binding band and a second binding band; a gap is reserved between the first binding band and the plate surface of the forearm fixing plate; a gap is reserved between the second binding band and the plate surface of the finger part. An angle adjusting device is arranged between the forearm fixing plate and the palm fixing plate; the angle adjusting device comprises a hollow base, a supporting rod, a threaded rod, a positioning seat, an adjusting gear and two positioning plates arranged in the hollow base; one end of the supporting rod is hinged with one side plate surface of the palm fixing plate, and the other end of the supporting rod is sequentially connected with the threaded rod and the positioning seat; two side surfaces of the positioning seat are provided with sawtooth grooves; the two positioning plates are arranged on two sides of the positioning seat in parallel, a sawtooth strip is arranged on one surface of each positioning plate close to the sawtooth groove, and a push rod is arranged on one surface of each positioning plate far away from the sawtooth groove; the push rod penetrates through the hollow base; pushing the push rod to enable the sawtooth strip to be meshed with the sawtooth groove; a process hole is formed in one side wall of the hollow base; the side wall provided with the fabrication hole is vertical to the plate surface of the positioning plate; the adjusting gear is arranged in the technical hole and meshed with the threaded rod; the hollow base is provided with an extension part, and the bottom end of the extension part is connected with the forearm fixing plate.
Preferably, a forearm placing groove and a hole penetrating through the plate surface are formed in the plate surface on one side of the forearm fixing plate.
Preferably, the arm fixing plate and the palm fixing plate are rotatably connected through a connecting assembly; the connecting assembly is an integrated structure consisting of a first connecting piece, a receiving ball and a second connecting piece; the first connecting piece is fixedly arranged at one end of the forearm fixing plate; the second connecting piece is provided with a fixing groove and is in mortise and tenon connection with the palm part of the palm fixing plate through the fixing groove; the ball receiving device comprises a front arm fixing plate, a fixing groove, a ball receiving ball, a ball sleeve and a ball bearing, wherein the ball receiving ball is fixedly arranged at one end of a first connecting piece far away from the front arm fixing plate, and the end of a second connecting piece far away from the fixing groove is provided with the ball sleeve; the receiving ball is rotatably sleeved in the ball sleeve.
Preferably, the plate surface that first connecting piece and forearm standing groove meet is the arc.
Preferably, a plurality of support rods are arranged; many wherein one end of the support rod is hinged with one side of the palm fixing plate, and the other end of the support rod is gathered and combined to be sequentially connected with the threaded rod and the positioning seat.
Preferably, the first bandage and the second bandage are elastic bandages with certain elasticity.
The wrist joint cavity injection positioning device provided by the utility model has the following beneficial effects:
1. the forearm fixing plate and the palm fixing plate are matched with the first binding band and the second binding band, so that the wrist joint is effectively fixed, and the injection difficulty of the wrist joint is reduced;
2. the actual angle between the forearm and the palm of the patient during injection can be adjusted through the angle adjusting device so as to meet the tolerance of different patients on the bending degree of the wrist joint;
3. the setting of five finger portion second bandages can effectively improve the fixed intensity of palm.
Drawings
The utility model and its features, aspects and advantages will become more apparent from reading the following detailed description of non-limiting embodiments with reference to the accompanying drawings. Like reference symbols in the various drawings indicate like elements. The drawings are not necessarily to scale, emphasis instead being placed upon illustrating the principles of the utility model.
FIG. 1 is a perspective view of the present invention;
FIG. 2 is a cross-sectional view of the angle adjusting apparatus of the present invention;
fig. 3 is a perspective view of the angle adjusting apparatus according to the present invention.
Detailed Description
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application.
It will be understood that the terms "comprises" and/or "comprising," when used in this specification, specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof.
As used herein, the terms "center," "upper," "lower," "left," "right," "vertical," "horizontal," "inner," "outer," and the like are used in the positional or orientational relationship illustrated in the figures to facilitate the description of the utility model and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be construed as limiting the utility model.
The appearances of the terms first, second, and third, if any, are used for descriptive purposes only and are not intended to be limiting or imply relative importance.
Unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are intended to be inclusive and mean, for example, that they may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The technical solutions in the embodiments of the present invention are described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the utility model without making creative efforts, belong to the protection scope of the utility model.
Example 1
In order to solve the technical problems of wrist fatigue, difference in adaptability of different patients to a wrist joint fixing device with fixed angles and the like in the wrist joint injection process, the embodiment of the utility model provides a wrist joint cavity injection positioning device, which comprises a forearm fixing plate 1 and a palm fixing plate 2 rotationally connected to the forearm fixing plate 1; a connecting component 3 is arranged between the forearm fixing plate 1 and the palm fixing plate 2; the shape of the plate surface of the palm fixing plate 2 is similar to that of a five-finger glove, and the palm fixing plate is composed of a palm part 201 and five finger parts 202; finger parts 202 of the forearm fixing plate 1 and the palm fixing plate 2 are respectively fixedly provided with a first binding band 6 and a second binding band 7; a gap is reserved between the first bandage 6 and the plate surface of the forearm fixing plate 1; a gap is left between the second strap 7 and the plate surface of the finger 202. An angle adjusting device 8 is arranged between the forearm fixing plate 1 and the palm fixing plate 2; the angle adjusting device 8 comprises a hollow base 801, a supporting rod 802, a threaded rod 803, a positioning seat 804, an adjusting gear 805 and two positioning plates 806 arranged inside the hollow base 801; one end of the supporting rod 802 is hinged with one side plate surface of the palm fixing plate 2, and the other end is sequentially connected with a threaded rod 803 and a positioning seat 804; two side surfaces of the positioning seat 804 are provided with sawtooth grooves; two positioning plates 806 are arranged on two sides of the positioning seat 804 in parallel, a sawtooth strip is arranged on one surface of the positioning plate 806 close to the sawtooth groove, and a push rod 9 is arranged on one surface of the positioning plate 806 far away from the sawtooth groove; the push rod 9 penetrates through the hollow base 801; pushing the push rod 9 to enable the sawtooth strips to be meshed with the sawtooth grooves; a process hole 10 is arranged on one side wall of the hollow base 801; the side wall provided with the fabrication hole 10 is vertical to the plate surface of the positioning plate 806; an adjusting gear 805 is mounted in the fabrication hole and engaged with the threaded rod 803; the hollow base 801 is provided with an extension part, and the bottom end of the extension part is connected with the forearm fixing plate 1.
When the wrist joint cavity injection positioning device related to the present embodiment is in use, the forearm and the palm of the patient are respectively placed on the forearm fixing plate 1 and the palm fixing plate 2, wherein the palm and the five fingers are respectively placed on the palm portion 201 and the finger portions 202 of the palm fixing plate 2, the forearm and the five fingers are respectively fixed by the first bandage 6 and the second bandage 7, and according to the difference of the wrist twisting degree tolerance of different patients, the following adjustments are performed: twisting an adjusting gear 805, a threaded rod 803 engaged with the adjusting gear 805, a support rod 802 mounted on the threaded rod 803 upwards or downwards horizontally moves according to the twisting direction, the tail end of the support rod 802 is hinged with a palm fixing plate 2, therefore, in the process of the up-and-down horizontal movement of the support rod 802, the palm fixing plate 2 rotates around a connecting component 3, so as to change the angle between the forearm fixing plate 1 and the palm fixing plate 2, when the angle which can be endured by a patient is adjusted, medical personnel push two push rods 9, the positions of the positioning seat 804, the threaded rod 803 and the palm fixing plate 2 are fixed through the engagement action of a sawtooth strip on a positioning plate 806 and a sawtooth groove, the adjustment of the position and the angle relation of the palm and the forearm of the patient is finished, and under the supporting action of the forearm fixing plate 1 and the palm fixing plate 2, the wrist of the patient can keep a set bending state for a long time, and meanwhile, the fatigue feeling is not generated.
In order to save the production cost of the forearm fixing plate 1 and improve the beauty, it is preferable in this embodiment that a forearm placing groove 4 and a hole 11 penetrating the plate surface are formed on one side of the forearm fixing plate 1.
The conventional rotary connecting component is complex in structure and short in service life, and preferably in the implementation, the arm fixing plate 1 and the palm fixing plate 2 are rotatably connected through the connecting component 3; the connecting component 3 is an integrated structure consisting of a first connecting piece 301, a bearing ball 303 and a second connecting piece 302; the first connecting piece 301 is fixedly arranged at one end of the forearm fixing plate 1; the second connecting piece 302 is provided with a fixing groove 13, and the second connecting piece 302 is in mortise and tenon connection with the palm part of the palm fixing plate 2 through the fixing groove 13; the ball receiving 303 is fixedly arranged at one end of the first connecting piece 301 far away from the forearm fixing plate 1, and the ball sleeve 12 is arranged at one end of the second connecting piece 3 far away from the fixing groove 13; the receiving ball 303 is rotatably sleeved in the ball sleeve 12; in the process of the vertical translation of the support rod 802, the palm fixing plate 2, the ball sleeve 12 and the second connecting member 302 hinged thereto rotate around the center of gravity of the receiving ball 303, and the ball body has the characteristic of smooth and stable surface, so the rotation of the ball sleeve 12 around the receiving ball 12 is easier and cannot be blocked, and under the fixing action of the two positioning plates 806, the palm fixing plate 2 and other components cannot be subjected to angle deviation in other directions.
In order to adapt to the shape and structure of the wrist, it is preferable in this embodiment that the plate surface of the first link 301 that meets the forearm placement slot 4 is curved.
In order to provide a better supporting function, it is preferable in this embodiment that the supporting rods 802 are provided with a plurality of supporting rods; wherein one end of many spinal branch vaulting poles 802 all hinges with one side face of palm fixed plate 2, and the other end assembles and merges the back and connect gradually threaded rod 803 and positioning seat 804, and the balanced palm fixed plate 2 applied pressure of many spinal branch vaulting poles 802 can effectively guarantee device life, avoids under the condemned condition of single spinal branch vaulting pole 802, and the device can not normal use.
In order to accommodate the size requirements of the first strap 6 and the second strap 7 for patients of different sizes, it is preferable in this embodiment to use elastic bandages having a certain elasticity for the first strap 6 and the second strap 7.
The above-described embodiments are merely illustrative of the principles and utilities of the present patent application and are not intended to limit the present patent application. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of this patent application. Accordingly, it is intended that all equivalent modifications or changes which can be made by those skilled in the art without departing from the spirit and technical concepts disclosed in the present application shall be covered by the claims of this patent application.
Claims (6)
1. A wrist joint cavity injection positioning device is characterized by comprising a forearm fixing plate and a palm fixing plate; a connecting component for rotationally connecting the forearm fixing plate and the palm fixing plate is arranged between the forearm fixing plate and the palm fixing plate;
the shape of the palm fixing plate is similar to that of a five-finger glove, and the palm fixing plate consists of a palm part and five finger parts; finger parts of the forearm fixing plate and the palm fixing plate are respectively fixedly provided with a first binding band and a second binding band; a gap is reserved between the first binding band and the plate surface of the forearm fixing plate; a gap is reserved between the second binding band and the plate surface of the finger part;
an angle adjusting device is arranged between the forearm fixing plate and the palm fixing plate; the angle adjusting device comprises a hollow base, a supporting rod, a threaded rod, a positioning seat, an adjusting gear and two positioning plates arranged in the hollow base; one end of the supporting rod is hinged with one side plate surface of the palm fixing plate, and the other end of the supporting rod is sequentially connected with the threaded rod and the positioning seat; two side surfaces of the positioning seat are provided with sawtooth grooves; the two positioning plates are arranged on two sides of the positioning seat in parallel, a sawtooth strip is arranged on one surface of each positioning plate close to the sawtooth groove, and a push rod is arranged on one surface of each positioning plate far away from the sawtooth groove; the push rod penetrates through the hollow base; pushing the push rod to enable the sawtooth strip to be meshed with the sawtooth groove; a process hole is formed in one side wall of the hollow base; the side wall provided with the fabrication hole is vertical to the plate surface of the positioning plate; the adjusting gear is arranged in the technical hole and meshed with the threaded rod; the hollow base is provided with an extension part, and the bottom end of the extension part is connected with the forearm fixing plate.
2. The wrist joint cavity injection positioning device of claim 1, wherein: a forearm placing groove and a hole penetrating through the plate surface are formed in the plate surface on one side of the forearm fixing plate.
3. The wrist joint cavity injection positioning device of claim 1, wherein: the arm fixing plate and the palm fixing plate are rotatably connected through a connecting assembly; the connecting assembly is an integrated structure consisting of a first connecting piece, a receiving ball and a second connecting piece; the first connecting piece is fixedly arranged at one end of the forearm fixing plate; the second connecting piece is provided with a fixing groove and is in mortise and tenon connection with the palm part of the palm fixing plate through the fixing groove; the ball receiving device comprises a front arm fixing plate, a fixing groove, a ball receiving ball, a ball sleeve and a ball bearing, wherein the ball receiving ball is fixedly arranged at one end of a first connecting piece far away from the front arm fixing plate, and the end of a second connecting piece far away from the fixing groove is provided with the ball sleeve; the receiving ball is rotatably sleeved in the ball sleeve.
4. The wrist joint cavity injection positioning device of claim 2, wherein: the board that first connecting piece and forearm standing groove meet is the arc.
5. The wrist joint cavity injection positioning device of claim 1, wherein: a plurality of supporting rods are arranged; many wherein one end of the support rod is hinged with one side of the palm fixing plate, and the other end of the support rod is gathered and combined to be sequentially connected with the threaded rod and the positioning seat.
6. The wrist joint cavity injection positioning device of claim 1, wherein: the first bandage and the second bandage are elastic bandages with certain elasticity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121673953.6U CN215900703U (en) | 2021-07-21 | 2021-07-21 | Wrist joint cavity injection positioning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121673953.6U CN215900703U (en) | 2021-07-21 | 2021-07-21 | Wrist joint cavity injection positioning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215900703U true CN215900703U (en) | 2022-02-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121673953.6U Active CN215900703U (en) | 2021-07-21 | 2021-07-21 | Wrist joint cavity injection positioning device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215900703U (en) |
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2021
- 2021-07-21 CN CN202121673953.6U patent/CN215900703U/en active Active
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