CN212089880U - External fixator for elbow joint - Google Patents
External fixator for elbow joint Download PDFInfo
- Publication number
- CN212089880U CN212089880U CN202020301023.7U CN202020301023U CN212089880U CN 212089880 U CN212089880 U CN 212089880U CN 202020301023 U CN202020301023 U CN 202020301023U CN 212089880 U CN212089880 U CN 212089880U
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- CN
- China
- Prior art keywords
- fixed slot
- forearm
- fixed
- movable rod
- bandage
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses an external fixation ware for elbow joint, including forearm fixed slot and postbrachium fixed slot, fixedly connected with joint lag between forearm fixed slot and the postbrachium fixed slot, the equal fixed mounting in one side of forearm fixed slot and postbrachium fixed slot has the connecting seat, the equal fixed mounting of opposite side of forearm fixed slot and postbrachium fixed slot has the fixing base, the inside of connecting seat is rotated and is connected with the bandage, one side threaded connection of fixing base has locking bolt, the surface of bandage one end seted up with locking bolt looks adaptation through-hole, the upside fixed mounting of forearm fixed slot has the connecting rod, one side fixed mounting of postbrachium fixed slot has the connecting cylinder. The utility model discloses a pass the fixing base with the bandage, then rotate locking bolt, in the through-hole that the bandage surface was seted up was advanced to the pole portion card of locking bolt, realize the fixed to the bandage, convenient and fast also can adjust the elasticity of bandage according to the characteristic of different patient's arms simultaneously, has improved the practicality of this elbow joint external fixation ware.
Description
Technical Field
The utility model relates to the field of medical equipment, specifically be an external fixator for elbow joint.
Background
The elbow joint is composed of the lower humerus end, the ulna and the upper radius end and comprises three joints, namely a brachial ulnar joint, a brachial radial joint and a proximal radioulnar joint. Can do forward flexion and backward extension movements and also participate in the pronation and supination movements of the forearm.
After the elbow joint injury, need elbow joint external fixation ware to fix the elbow joint to play the effect of protection, and current elbow joint fixer is inconvenient dresses, and fixed effect is relatively poor.
SUMMERY OF THE UTILITY MODEL
The utility model mainly solves the technical problem existing in the prior art and provides an external fixator for elbow joints.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an external fixation ware for elbow joint, includes forearm fixed slot and postbrachium fixed slot, fixedly connected with joint lag between forearm fixed slot and the postbrachium fixed slot, the equal fixed mounting in one side of forearm fixed slot and postbrachium fixed slot has the connecting seat, the equal fixed mounting of opposite side of forearm fixed slot and postbrachium fixed slot has the fixing base, the inside of connecting seat is rotated and is connected with the bandage, one side threaded connection of fixing base has locking bolt, the surface of bandage one end seted up with locking bolt looks adaptation through-hole, the upside fixed mounting of forearm fixed slot has the connecting rod, one side fixed mounting of postbrachium fixed slot has the connecting cylinder, connecting rod and connecting cylinder sliding connection.
Preferably, one side fixed mounting of connecting cylinder has a fixed cylinder, the inside of fixed cylinder is provided with first spring, the inside of first spring is provided with first movable rod, the first baffle of outside fixedly connected with of first movable rod, the upper end fixedly connected with of first movable rod draws the piece.
Preferably, the surface of the connecting rod is provided with a first limit groove matched with the first movable rod.
Preferably, first grooves are formed in the two sides of the baffle, a second spring is arranged in each first groove, a second baffle is fixedly connected to one side of each second spring, and a clamping block is fixedly mounted on the other side of each second baffle.
Preferably, the inner wall of the fixed cylinder is provided with a second limiting groove matched with the clamping block, the inside of the fixed cylinder is provided with a second groove, the inside of the second groove is provided with a third spring, the inside of the third spring is provided with a second movable rod, the outer side of the second movable rod is fixedly provided with a third baffle, and one end of the second movable rod is fixedly provided with a pressing block.
Compared with the prior art, the beneficial effects of the utility model are as follows:
1. the utility model discloses a pass the fixing base with the bandage, then rotate locking bolt, in the through-hole that the bandage surface was seted up was advanced to the pole portion card of locking bolt, realize the fixed to the bandage, convenient and fast also can adjust the elasticity of bandage according to the characteristic of different patient's arms simultaneously, has improved the practicality of this elbow joint external fixation ware.
2. The utility model discloses a draw the piece to drive first movable rod rebound, first movable rod drives first baffle rebound and compresses first spring, when first baffle removed to the second spacing groove, the second spring of compression drives the outside removal card of fixture block through the second baffle and advances the second spacing groove, the lower extreme of first movable rod breaks away from first spacing groove completely this moment to make connecting cylinder and connecting rod can carry out relative slip, the convenient angle to forearm fixed slot and postbrachium fixed slot is adjusted, and is convenient and practical.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic side view of the present invention;
FIG. 3 is a schematic structural view of a section of the fixing cylinder of the present invention;
fig. 4 is an enlarged schematic view of a portion a in fig. 3 according to the present invention;
fig. 5 is an enlarged schematic view of a portion B in fig. 3 according to the present invention.
In the figure: 1 forearm fixed slot, 2 postbrachium fixed slots, 3 joint lag, 4 connecting rods, 5 connecting cylinders, 6 connecting seats, 7 bandages, 8 fixing bases, 9 locking bolts, 10 through-holes, 11 fixed cylinders, 12 first spacing grooves, 13 first springs, 14 first movable rods, 15 pull blocks, 16 first baffles, 17 first grooves, 18 second springs, 19 second baffles, 20 fixture blocks, 21 second spacing grooves, 22 second grooves, 23 third springs, 24 second movable rods, 25 third baffles, 26 briquetting.
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. 1-5, an external fixator for elbow joint comprises a forearm fixing groove 1 and a forearm fixing groove 2, a joint protecting sleeve 3 is fixedly connected between the forearm fixing groove 1 and the forearm fixing groove 2, the joint protecting sleeve 3 has certain rigidity and ductility and can ensure that the forearm fixing groove 1 and the forearm fixing groove 2 can adjust the angle, a connecting seat 6 is fixedly mounted on one side of the forearm fixing groove 1 and one side of the forearm fixing groove 2, a fixing seat 8 is fixedly mounted on the other side of the forearm fixing groove 1 and the other side of the forearm fixing groove 2, a binding band 7 is rotatably connected inside the connecting seat 6, a locking bolt 9 is connected with one side of the fixing seat 8 through a thread, a through hole 10 matched with the locking bolt 9 is formed in the surface of one end of the binding band 7, a connecting rod 4 is fixedly mounted on the upper side of the forearm fixing groove 1, and a connecting, connecting rod 4 and connecting cylinder 5 sliding connection, through passing bandage 7 fixing base 8, then rotate locking bolt 9, in the through-hole 10 of seting up bandage 7 surface with the pole portion card of locking bolt 9, realize the fixed to bandage 7, convenient and fast also can adjust the elasticity of bandage 7 according to the characteristic of different patient's arms simultaneously, has improved the practicality of this elbow joint external fixation ware.
Referring to fig. 1-5, a fixed cylinder 11 is fixedly installed at one side of a connecting cylinder 5, a first spring 13 is installed inside the fixed cylinder 11, a first movable rod 14 is installed inside the first spring 13, a first baffle 16 is fixedly connected to the outer side of the first movable rod 14, a pull block 15 is fixedly connected to the upper end of the first movable rod 14, a first limit groove 12 matched with the first movable rod 14 is formed on the surface of the connecting rod 4, first grooves 17 are formed on both sides of the baffle 16, a second spring 18 is installed inside the first groove 17, a second baffle 19 is fixedly connected to one side of the second spring 18, a clamping block 20 is fixedly installed at the other side of the second baffle 19, a second limit groove 21 matched with the clamping block 20 is formed on the inner wall of the fixed cylinder 11, a second groove 22 is formed inside the fixed cylinder 11, a third spring 23 is installed inside the second groove 22, a second movable rod 24 is installed inside the third spring 23, a third baffle 25 is fixedly arranged on the outer side of the second movable rod 24, a pressing block 26 is fixedly arranged at one end of the second movable rod 24, the first movable rod 14 is driven to move upwards by the pulling block 15, the first movable rod 14 drives the first baffle 16 to move upwards and compress the first spring 13, when the first baffle 16 moves to the second limiting groove 21, the compressed second spring 18 drives the clamping block 20 to move outwards by the second baffle 19 and clamp into the second limiting groove 21, at the moment, the lower end of the first movable rod 14 is completely separated from the first limiting groove 12, so that the connecting cylinder 5 and the connecting rod 4 can slide relatively, the angle between the front arm fixed groove 1 and the rear arm fixed groove 2 can be conveniently adjusted, after the angle adjustment is completed, the pressing block 26 is pressed, the pressing block 26 drives the second movable rod 24 to move inwards, the second movable rod 24 drives the clamping block 20 to move inwards until the clamping block 20 is separated from the second limiting groove 21, the compressed first spring 13 drives the first baffle 16 and the first movable rod 14 to move downwards, and the first movable rod 14 is clamped into the first limiting groove 12 formed in the surface of the connecting rod 4, so that the relative fixation of the angles of the front arm fixing groove 1 and the rear arm fixing groove 2 is realized.
In summary, the following steps: when the external fixator for the elbow joint is used, the first movable rod 14 is driven to move upwards by the pull block 15, the first movable rod 14 drives the first baffle 16 to move upwards and compress the first spring 13, when the first baffle 16 moves to the second limiting groove 21, the compressed second spring 18 drives the fixture block 20 to move outwards by the second baffle 19 and be clamped into the second limiting groove 21, at the moment, the lower end of the first movable rod 14 is completely separated from the first limiting groove 12, so that the connecting cylinder 5 and the connecting rod 4 can slide relatively, the angle between the front arm fixing groove 1 and the rear arm fixing groove 2 can be conveniently adjusted, after the angle is adjusted, the press block 26 is pressed down, the press block 26 drives the second movable rod 24 to move inwards, the second movable rod 24 drives the fixture block 20 to move inwards until the fixture block 20 is separated from the second limiting groove 21, at the moment, the compressed first spring 13 drives the first baffle 16 and the first movable rod 14 to move downwards, with first movable rod 14 card advance the first spacing inslot 12 that connecting rod 4 surfaces were seted up to realized the relative fixation of forearm fixed slot 1 and 2 angles in the postbrachium fixed slot, through passing bandage 7 fixing base 8, then rotate locking bolt 9, go into in the through-hole 10 that bandage 7 surfaces were seted up with the pole portion card of locking bolt 9, the realization is fixed bandage 7, and is convenient and fast, also can adjust bandage 7's elasticity according to the characteristic of different patient's arms simultaneously, the practicality of this elbow joint external fixation ware has been improved.
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 (5)
1. An external fixator for elbow joints, comprising a forearm fixing groove (1) and a posterior arm fixing groove (2), characterized in that: fixedly connected with joint lag (3) between forearm fixed slot (1) and postbrachium fixed slot (2), the equal fixed mounting in one side of forearm fixed slot (1) and postbrachium fixed slot (2) has connecting seat (6), the equal fixed mounting of opposite side of forearm fixed slot (1) and postbrachium fixed slot (2) has fixing base (8), the inside of connecting seat (6) is rotated and is connected with bandage (7), one side threaded connection of fixing base (8) has locking bolt (9), the surface of bandage (7) one end has been seted up with locking bolt (9) looks adaptation through-hole (10), the upside fixed mounting of forearm fixed slot (1) has connecting rod (4), one side fixed mounting of postbrachium fixed slot (2) has connecting cylinder (5), connecting rod (4) and connecting cylinder (5) sliding connection.
2. An external fixator for an elbow joint as claimed in claim 1 wherein: one side fixed mounting of connecting cylinder (5) has a fixed cylinder (11), the inside of fixed cylinder (11) is provided with first spring (13), the inside of first spring (13) is provided with first movable rod (14), the first baffle of outside fixedly connected with (16) of first movable rod (14), the upper end fixedly connected with of first movable rod (14) draws piece (15).
3. An external fixator for an elbow joint as claimed in claim 2 wherein: the surface of the connecting rod (4) is provided with a first limit groove (12) matched with the first movable rod (14).
4. An external fixator for an elbow joint as claimed in claim 2 wherein: first recess (17) have all been seted up to the both sides of first baffle (16), the inside of first recess (17) is provided with second spring (18), one side fixedly connected with second baffle (19) of second spring (18), the opposite side fixed mounting of second baffle (19) has fixture block (20).
5. An external fixator for an elbow joint as claimed in claim 4 wherein: the inner wall of a fixed cylinder (11) is provided with a second limiting groove (21) matched with the clamping block (20), the inside of the fixed cylinder (11) is provided with a second groove (22), the inside of the second groove (22) is provided with a third spring (23), the inside of the third spring (23) is provided with a second movable rod (24), the outer side of the second movable rod (24) is fixedly provided with a third baffle (25), and one end of the second movable rod (24) is fixedly provided with a pressing block (26).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020301023.7U CN212089880U (en) | 2020-03-12 | 2020-03-12 | External fixator for elbow joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020301023.7U CN212089880U (en) | 2020-03-12 | 2020-03-12 | External fixator for elbow joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212089880U true CN212089880U (en) | 2020-12-08 |
Family
ID=73633670
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020301023.7U Expired - Fee Related CN212089880U (en) | 2020-03-12 | 2020-03-12 | External fixator for elbow joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212089880U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113230089A (en) * | 2021-05-20 | 2021-08-10 | 山西白求恩医院(山西医学科学院) | Medical device for assisting rotation of forearm and flexion and extension of elbow joint |
-
2020
- 2020-03-12 CN CN202020301023.7U patent/CN212089880U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113230089A (en) * | 2021-05-20 | 2021-08-10 | 山西白求恩医院(山西医学科学院) | Medical device for assisting rotation of forearm and flexion and extension of elbow joint |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201208 |