CN213883537U

CN213883537U - Joint fixer

Info

Publication number: CN213883537U
Application number: CN202022411156.2U
Authority: CN
Inventors: 王梅
Original assignee: Childrens Hospital of Chongqing Medical University
Current assignee: Childrens Hospital of Chongqing Medical University
Priority date: 2020-10-27
Filing date: 2020-10-27
Publication date: 2021-08-06
Anticipated expiration: 2030-10-27

Abstract

The utility model discloses a joint fixer, the on-line screen storage device comprises a base, the sucking disc is all installed to the bottom left and right sides of base, the top of base is provided with the base, the foam pad is installed in the top left side of base, the left side top round pin hub connection of base has the layer board, the inner chamber left side of base is equipped with fixing mechanism, fixing mechanism includes the wind spring, the quantity of wind spring is two, and two wind springs symmetry respectively install the inner chamber left and right sides at the base, the inboard of wind spring is provided with the bull stick. This joint fixer, simple structure, reasonable in design, it can assist medical personnel to come to certain angle of bending into and fixed the keeping for a long time unchangeable to the joint department of patient's wrist, makes things convenient for a series of inspections such as the follow-up injection of medical personnel, easy operation uses in a flexible way, and the practicality is strong, satisfies the user demand on the current market.

Description

Joint fixer

Technical Field

The utility model relates to the technical field of medical equipment, specifically a joint fixer.

Background

The connection between bones is called bone connection, which is divided into direct connection and indirect connection, and the joint is a form of indirect connection.

At present, when carrying out clinical hemodialysis and injection at ordinary times to the patient, all can require to bend into certain angle and fix the keeping for a long time unchangeable to the joint of wrist, but such operation is to the infant patient, because the age is less, the nature is good and out of the fear to the injection, and it is difficult to accomplish above requirement, can't cooperate medical personnel well to carry out the operation of injecting, consequently, based on above shortcoming, the joint fixer that has now been pushed out improves this.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a joint fixer to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a joint fixator comprises a base, wherein suckers are installed on the left side and the right side of the bottom end of the base, a base is arranged on the top end of the base, a foam pad is installed on the left side of the top end of the base, a supporting plate is connected to the top end of the left side of the base through a pin shaft, and a fixing mechanism is assembled on the left side of an inner cavity of the base;

the fixing mechanism comprises two coil springs, the two coil springs are symmetrically arranged on the left side and the right side of an inner cavity of the base respectively, a rotating rod is arranged on the inner side of each coil spring, one end of a first fixing belt is arranged at the top end of the base, the other end of the first fixing belt extends into the inner cavity of the base and is fixedly wound on the outer wall of the rotating rod, a screw rod is arranged at the left end of the rear side of the base through a bearing, the front side of the screw rod extends into the inner cavity of the base, a sleeve is in threaded connection with the outer wall of the screw rod, and a clamping plate is arranged at the front side of the sleeve;

the inner chamber of base is equipped with adjustment mechanism, the second fixed band is installed to the rear side of base, the inboard of second fixed band and base is provided with the public magic subsides of mutual adhesion and female magic subsides respectively, the adapter sleeve is installed on the top of layer board.

Preferably, adjustment mechanism includes the connecting rod, install the inner chamber left and right sides side central point that puts at the base through the bearing respectively at both ends about the connecting rod, the outer wall right side interference fit of connecting rod has first gear, the outer wall left side threaded connection of connecting rod has the connecting seat, the one end of ejector pin is all installed at both ends around the left side of connecting seat, the other end of ejector pin extends the left end face of base and the one end of round pin hub connection with the bracing piece, and the other end round pin hub connection of bracing piece is in the bottom left side of layer board, the round bar is installed through the bearing to the front side right-hand member of base, the rear side of round bar extends into the inner chamber of base and installs the second gear of being connected with first gear intermeshing.

Preferably, the sleeve is rectangular in shape.

Preferably, the clamping plate is matched with the first fixing belt and corresponds to the first fixing belt in position.

Preferably, a spongy cushion is arranged on the inner side of the first fixing band.

Preferably, a rubber sleeve is arranged on the circumference of the front side of the outer wall of the round rod.

Compared with the prior art, the beneficial effects of the utility model are that: the joint fixer can be integrally adsorbed and fixed on a desktop through a sucker, a first fixing band can be automatically wound on a rotating rod through a coil spring, the wrist of a patient can be bound and fixed through the first fixing band, the position of the first fixing band can be clamped and fixed through the matching among a screw, a sleeve and a clamping plate, a palm can be placed through a connecting sleeve, namely the position of the palm is limited, the arm of the patient can be fixed and limited through the matching among a second fixing band, a male magic tape and a female magic tape, the inclination angle of a supporting plate and a base can be adjusted through an adjusting mechanism, the bending degree of the wrist can be adjusted according to the use requirement, the device is simple in structure and reasonable in design, and can assist medical personnel to bend the joint of the wrist of the patient to a certain angle and fix and keep unchanged for a long time, make things convenient for a series of inspections such as the follow-up injection of medical personnel, easy operation uses in a flexible way, and the practicality is strong, satisfies the user demand on the existing market.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic structural view of the fixing mechanism of the present invention;

fig. 3 is a top view of the adjusting mechanism of the present invention;

fig. 4 is a schematic diagram of the left side structure of the splint of the present invention.

In the figure: 1. the base, 2, the sucking disc, 3, the base, 4, the foam pad, 5, the layer board, 6, fixed establishment, 61, the wind spring, 62, the bull stick, 63, first fixed band, 64, the screw rod, 65, the sleeve, 66, splint, 7, adjustment mechanism, 71, the connecting rod, 72, first gear, 73, the connecting seat, 74, the ejector pin, 75, the bracing piece, 76, the round bar, 77, the second gear, 8, the second fixed band, 9, public magic subsides, 10, female magic subsides, 11, the adapter sleeve.

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.

Referring to fig. 1-4, the present invention provides a technical solution: a joint fixator comprises a base 1, suckers 2 are mounted on the left side and the right side of the bottom end of the base 1, a base 3 is arranged on the top end of the base 1, a foam pad 4 is mounted on the left side of the top end of the base 3, a wrist of a patient can be supported through the foam pad 4, a supporting plate 5 is connected to the top end of the left side of the base 3 through a pin shaft, and a fixing mechanism 6 is mounted on the left side of an inner cavity of the base 3;

the fixing mechanism 6 comprises two coil springs 61, the two coil springs 61 are respectively symmetrically arranged at the left side and the right side of the inner cavity of the base 3, a rotating rod 62 is arranged at the inner side of the coil springs 61, one end of a first fixing belt 63 is arranged at the top end of the base 3, the other end of the first fixing belt 63 extends into the inner cavity of the base 3 and is fixedly wound on the outer wall of the rotating rod 62, a screw rod 64 is arranged at the left end of the rear side of the base 3 through a bearing, the front side of the screw rod 64 extends into the inner cavity of the base 3, a sleeve 65 is in threaded connection with the outer wall of the screw rod 64, a clamping plate 66 is arranged at the front side of the sleeve 65, the first fixing belt 63 is pulled outwards, one end of the first fixing belt 63 can drive the rotating rod 62 to rotate and press the coil springs 61, at the moment, the external force to the first fixing belt 63 is removed, the rotating rod 62 can be driven to wind the first fixing belt 63 on the outer wall of the outer wall by the elastic force of the coil springs 61, the screw rod 64 is rotated, the screw 64 drives the sleeve 65 and the clamping plate 66 to move together toward the first fixing belt 63 and abut against the outer wall of the first fixing belt 63, so as to clamp and fix the position of the first fixing belt 63;

the inner chamber of base 3 is equipped with adjustment mechanism 7, and second fixed band 8 is installed to the rear side of base 3, and second fixed band 8 be provided with the inboard of mutual adhesive public magic subsides 9 and female magic subsides 10 respectively with base 3, through the cooperation between public magic subsides 9 and the female magic subsides 10 to can make second fixed band 8 fix the arm winding of patient, adapter sleeve 11 is installed on the top of layer board 5, and adapter sleeve 11 can carry on spacingly to patient's palm.

Preferably, the adjusting mechanism 7 further includes a connecting rod 71, the left and right ends of the connecting rod 71 are respectively installed at the center positions of the left and right sides of the inner cavity of the base 3 through bearings, the right side of the outer wall of the connecting rod 71 is in interference fit with a first gear 72, the left side of the outer wall of the connecting rod 71 is in threaded connection with a connecting seat 73, the front and rear ends of the left side of the connecting seat 73 are both installed with one end of a push rod 74, the other end of the push rod 74 extends out of the left end surface of the base 3 and is connected with one end of a supporting rod 75 through a pin shaft, the other end of the supporting rod 75 is connected to the left side of the bottom end of the supporting plate 5 through a pin shaft, the right end of the front side of the base 3 is installed with a round rod 76 through a bearing, the rear side of the round rod 76 extends into the inner cavity of the base 3 and is installed with a second gear 77 mutually meshed and connected with the first gear 72, when the round rod 76 is rotated, the second gear 77 drives the second gear to rotate, the first gear 72 is driven to rotate the connecting rod 71, and the connecting seat 73 screwed on the outer wall of the connecting rod 71 drives one end of the push rod 74 and one end of the supporting rod 75 to move leftwards or rightwards, and when one end of the supporting rod 75 moves leftwards or rightwards, the other end of the supporting rod pulls the supporting plate 5 to rotate clockwise or anticlockwise.

Preferably, the sleeve 65 is rectangular in shape, and the rectangular sleeve 65 is ensured not to rotate along with the screw 64.

Preferably, the clamping plate 66 is matched with and positioned corresponding to the first fixing belt 63, so as to ensure that the clamping plate 66 can clamp and fix the first fixing belt 63.

As a preferable scheme, further, a sponge pad is installed on the inner side of the first fixing band 63, and comfort when the first fixing band 63 is bound can be improved by the sponge pad.

Preferably, a rubber sleeve is circumferentially arranged on the front side of the outer wall of the round bar 76, and friction force can be increased through the rubber sleeve, so that the round bar can be better rotated.

The detailed connection means is a technique known in the art, and the following mainly describes the working principle and process, and the specific operation is as follows.

When the first fixing strap 63 is pulled outwards, one end of the first fixing strap 63 drives the rotating rod 62 to rotate and apply pressure to the coil spring 61, after the first fixing strap 63 is pulled out by a certain length, a patient can put his hand through the first fixing strap 63 and into the inner cavity of the connecting sleeve 11, at this time, the external force to the first fixing strap 63 is removed, the rotating rod 62 can be driven to wind the first fixing strap 63 on the outer wall thereof by the elastic force of the coil spring 61, the principle is the same as the principle of tape winding, when the first fixing strap 63 completely abuts against the wrist of the patient, the screw 64 is rotated, the screw 64 drives the sleeve 65 and the clamping plate 66 to approach the first fixing strap 63 and abut against the outer wall thereof, the position of the first fixing strap 63 is clamped and fixed, namely, the wrist of the patient is limited, the palm is also limited by the connecting sleeve 11, the second fixing strap 8 is tied on the arm of the patient, and the male magic tape 9 and the female magic tape 10 are adhered together, further limiting and fixing the arms of the patient; the round bar 76 is rotated, the round bar 76 drives the second gear 77 to rotate, because the second gear 77 is meshed with the first gear 72, when the second gear 77 rotates, the first gear 72 drives the connecting rod 71 to rotate, the connecting seat 73 screwed on the outer wall of the connecting rod 71 drives one end of the push rod 74 and one end of the supporting rod 75 to move leftwards or rightwards, when one end of the supporting rod 75 moves leftwards and rightwards, the other end of the supporting rod 75 pulls the supporting plate 5 to rotate clockwise or anticlockwise, at the moment, the palm fixed on the supporting plate 5 rotates along with the supporting rod, the bending degree of the wrist can be adjusted according to the use requirement, when the wrist is bent to a proper angle, the round bar 76 stops rotating, the position of the supporting plate 5 is fixed immediately, the bending angle of the wrist is fixed and limited together, and the device can assist medical staff to bend the joint of the wrist of a patient to a certain angle and keep the angle for a long time, make things convenient for a series of inspections such as the follow-up injection of medical personnel, easy operation, it is nimble to use, and the practicality is strong, is fit for promoting.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "central position", "other end", "upper", "one side", "top", "inner", "front", "central", "two ends", and the like, indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are used merely for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated; also, unless expressly stated or limited otherwise, the terms "snap-fit," "plug-in," "weld," "mount," "set," "interference fit," "screw-on," "pin-on," and the like are to be construed broadly, e.g., as a fixed connection, a removable connection, or an integral whole; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A joint fixator comprises a base (1), and is characterized in that: the sucking discs (2) are mounted on the left side and the right side of the bottom end of the base (1), the base (3) is arranged at the top end of the base (1), the foam pad (4) is mounted on the left side of the top end of the base (3), the supporting plate (5) is connected to the top end of the left side of the base (3) through a pin shaft, and the fixing mechanism (6) is assembled on the left side of the inner cavity of the base (3);

the fixing mechanism (6) comprises two coil springs (61), the two coil springs (61) are symmetrically arranged on the left side and the right side of an inner cavity of the base (3) respectively, a rotating rod (62) is arranged on the inner side of each coil spring (61), one end of a first fixing belt (63) is arranged at the top end of the base (3), the other end of each first fixing belt (63) extends into the inner cavity of the base (3) and is fixedly wound on the outer wall of the corresponding rotating rod (62), a screw rod (64) is arranged at the left end of the rear side of the base (3) through a bearing, the front side of the screw rod (64) extends into the inner cavity of the base (3), a sleeve (65) is connected to the outer wall of the screw rod (64) in a threaded mode, and a clamping plate (66) is arranged on the front side of the sleeve (65);

the inner chamber of base (3) is equipped with adjustment mechanism (7), second fixed band (8) are installed to the rear side of base (3), the inboard with base (3) of second fixed band (8) is provided with the public magic subsides (9) of mutual bonding and female magic subsides (10) respectively, adapter sleeve (11) are installed on the top of layer board (5).

2. A joint fixator according to claim 1 wherein: the adjusting mechanism (7) comprises a connecting rod (71), the left end and the right end of the connecting rod (71) are respectively arranged at the central positions of the left side and the right side of the inner cavity of the base (3) through bearings, a first gear (72) is in interference fit with the right side of the outer wall of the connecting rod (71), the left side of the outer wall of the connecting rod (71) is in threaded connection with a connecting seat (73), one end of a mandril (74) is arranged at the front end and the rear end of the left side of the connecting seat (73), the other end of the mandril (74) extends out of the left end surface of the base (3) and is connected with one end of the supporting rod (75) through a pin shaft, and the other end of the supporting rod (75) is connected with the left side of the bottom end of the supporting plate (5) through a pin shaft, a round rod (76) is arranged at the right end of the front side of the base (3) through a bearing, the rear side of the round rod (76) extends into the inner cavity of the base (3) and is provided with a second gear (77) which is meshed and connected with the first gear (72).

3. A joint fixator according to claim 1 wherein: the sleeve (65) is rectangular in shape.

4. A joint fixator according to claim 1 wherein: the clamping plate (66) is matched with the first fixing belt (63) and corresponds to the first fixing belt in position.

5. A joint fixator according to claim 1 wherein: the sponge cushion is arranged on the inner side of the first fixing belt (63).

6. A joint fixator according to claim 2 wherein: the front side circumference of the outer wall of the round rod (76) is provided with a rubber sleeve.