CN208287121U - A kind of adjustable knee joint fixator - Google Patents
A kind of adjustable knee joint fixator Download PDFInfo
- Publication number
- CN208287121U CN208287121U CN201720896402.3U CN201720896402U CN208287121U CN 208287121 U CN208287121 U CN 208287121U CN 201720896402 U CN201720896402 U CN 201720896402U CN 208287121 U CN208287121 U CN 208287121U
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- China
- Prior art keywords
- adjustable
- fluted disc
- knee
- knees
- fan
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- Orthopedics, Nursing, And Contraception (AREA)
Abstract
The utility model relates to a kind of adjustable knee joint fixator, including small leg support, thigh support frame, the small leg support and thigh support frame are realized by articular disc and are rotatablely connected；The articular disc includes the adjustable above-knee body of the adjustable body at one's knees for connecting the small leg support, the connection thigh support frame, the adjustable above-knee body is arranged in the upside of the adjustable body at one's knees, the adjustable body at one's knees and the adjustable above-knee body and passes through center axis connection and relatively rotate；It is equipped with driving column in the end face of the adjustable body at one's knees, the adjustable above-knee body is equipped with fan-shaped fluting, and the driving column passes through the relative rotation amplitude that the fan-shaped fluting limits the adjustable body at one's knees and the adjustable above-knee body；The beneficial effects of the utility model are: optimizing the joint dish structure of knee joint fixator, manufacture complexity is reduced, keeps knee joint fixator easy to operate, more conducively clinical use.
Description
Technical field
The utility model belongs to orthopedic rehabilitation utensil more particularly to a kind of adjustable knee joint fixator, damages for knee joint
It is protected after the conservative therapy and operation of wound.
Background technique
It is all to be fixed with gypsum or Boards wall when occurring injury of knee joint in the past, treatment operation is not very convenient, and
When knee joint needs rehabilitation, both methods cannot all be completed.It is i.e. fixed and movable in order to reach, out
Knee joint fixator is showed.Knee joint fixator includes two parts, first is that joint disc portion, corresponding is the knee joint of human body,
Can limitation product be played be bent；Second is that extending fixed part, correspondence is the thigh and lower leg portion of human body, and it is solid to play lengthening
It is fixed.The joint dish structure of knee joint fixator is more complicated at present, is not easy to assemble, and precision is difficult to control.
Summary of the invention
The purpose of this utility model is to propose a kind of technical solution of adjustable knee joint fixator.Optimize knee joint fixator
Joint dish structure.
To achieve the goals above, the technical solution of the utility model is: a kind of adjustable knee joint fixator, including shank
Bracket, thigh support frame, the small leg support and thigh support frame are realized by articular disc and are rotatablely connected；The articular disc includes connection
The adjustable body at one's knees of the small leg support, the adjustable above-knee body for connecting the thigh support frame, the adjustable above-knee body are arranged in institute
The upside of adjustable body at one's knees, the adjustable body at one's knees and the adjustable above-knee body is stated to pass through center axis connection and relatively rotate；?
The end face of the adjustable body at one's knees is equipped with driving column, and the adjustable above-knee body is equipped with fan-shaped fluting, and the driving column passes through described
Sector fluting limits the relative rotation amplitude of the adjustable body at one's knees and the adjustable above-knee body.
Further, it is equipped with the first fluted disc and the second fluted disc in the upside of the adjustable above-knee body, first fluted disc is set
Have the first fan-shaped limiting slot, second fluted disc be equipped with the second fan-shaped limiting slot, first fluted disc and second fluted disc with
The central axis is axis rotation；The driving column passes through the described first fan-shaped limiting slot and the second fan-shaped limiting slot, and described the
One fan-shaped limiting slot and the second fan-shaped limiting slot limit the driving column in the fan-shaped fluting of adjustable above-knee body in two sides respectively
Slewing area.
Further, the adjustable above-knee body is equipped with the first block tongue and the second block tongue, first block tongue and the second block tongue
It is moved back and forth towards the central axis, first block tongue engages the first fluted disc of locking, second card with first fluted disc
Tongue engages the second fluted disc of locking with second fluted disc.
Further, the adjustable above-knee body is equipped with the upper cover for shrouding first fluted disc and the second fluted disc, on described
It is covered with the first shifting block and the second shifting block for stirring that first block tongue and the second block tongue move back and forth respectively.
Further, the upper lid is equipped with respectively to the mobile generation damping action of first block tongue and the second block tongue
The first damper frame and the second damper frame.
Further, the first torsional spring is equipped between first fluted disc and the central axis, first torsional spring stirs institute
The first fluted disc is stated to rotate to the direction for reducing the adjustable slewing area of body at one's knees；Between second fluted disc and the central axis
Equipped with the second torsional spring, second torsional spring is stirred second fluted disc and is turned to the direction for reducing the adjustable slewing area of body at one's knees
It is dynamic.
The beneficial effects of the utility model are: optimizing the joint dish structure of knee joint fixator, it is complicated to reduce manufacture
Property, keep knee joint fixator easy to operate, more conducively clinical use.
The utility model is described in detail with reference to the accompanying drawings and examples.
Detailed description of the invention
Fig. 1 is the utility model monnolithic case figure；
Fig. 2 is the utility model articular disc exploded view；
Fig. 3 is the utility model upper cover exploded view；
Fig. 4 is the first fluted disc of the utility model adjustment schematic diagram；
Fig. 5 is the second fluted disc of the utility model adjustment schematic diagram.
Specific embodiment
As shown in Figure 1, Figure 2, Fig. 3, a kind of adjustable knee joint fixator, including small leg support 01, thigh support frame 02, the shank
Bracket and thigh support frame are realized by articular disc to be rotatablely connected；The articular disc include connect the small leg support it is adjustable at one's knees
The upside of the adjustable body at one's knees is arranged in the adjustable above-knee body 20 of body 10, the connection thigh support frame, the adjustable above-knee body,
The adjustable body at one's knees and the adjustable above-knee body are connected and are relatively rotated by central axis 30；At the end of the adjustable body at one's knees
Face is equipped with driving column 11, and the adjustable above-knee body is equipped with fan-shaped fluting 21, and the driving column passes through the fan-shaped fluting and limits institute
State the relative rotation amplitude of adjustable body at one's knees and the adjustable above-knee body.
It is equipped with the first fluted disc 40 and the second fluted disc 50 in the upside of the adjustable above-knee body, first fluted disc is equipped with first
Fan-shaped limiting slot 41, second fluted disc are equipped with the second fan-shaped limiting slot 51, and first fluted disc and second fluted disc are with institute
Stating central axis is axis rotation；The driving column passes through the described first fan-shaped limiting slot and the second fan-shaped limiting slot, and described first
Fan-shaped limiting slot and the second fan-shaped limiting slot limit the driving column in the fan-shaped fluting of adjustable above-knee body in two sides respectively
Slewing area.
The adjustable above-knee body is equipped with the first block tongue 22 and the second block tongue 23, and first block tongue and the second block tongue are towards institute
Central axis reciprocating movement is stated, first block tongue engages the first fluted disc of locking, second block tongue and institute with first fluted disc
State the second fluted disc engagement the second fluted disc of locking.
The adjustable above-knee body is equipped with the upper cover 60 for shrouding first fluted disc and the second fluted disc, is equipped with and divides in the upper cover
The first shifting block 61 and the second shifting block 62 that first block tongue and the second block tongue move back and forth are not stirred.
The upper lid is equipped with the first resistance of the mobile generation damping action to first block tongue and the second block tongue respectively
Buddhist nun's frame 63 and the second damper frame 64.
The first torsional spring 42 is equipped between first fluted disc and the central axis, first torsional spring stirs first tooth
Disk is rotated to the direction for reducing the adjustable slewing area of body at one's knees；Second is equipped between second fluted disc and the central axis
Torsional spring 52, second torsional spring are stirred second fluted disc and are rotated to the direction for reducing the adjustable slewing area of body at one's knees.
Embodiment one:
As shown in Figure 1, Figure 2, Fig. 3, a kind of adjustable knee joint fixator, including small leg support 01, thigh support frame 02, small leg support
It is realized and is rotatablely connected by articular disc with thigh support frame.
Articular disc includes the adjustable above-knee body 20 of the adjustable body at one's knees 10 for connecting small leg support, connection thigh support frame, adjustable
Body and adjustable above-knee body are designed with centre bore at one's knees, and adjustable above-knee body is arranged in the upside of adjustable body at one's knees, adjustable body at one's knees and
Adjustable above-knee body is connected and is relatively rotated by central axis 30, and adjustable body at one's knees and central axis rotation cooperate, adjustable above-knee body with
Central axis secure fit.
It is equipped with driving column 11 in the end face of adjustable body at one's knees, driving column is fixed on the end face of adjustable body at one's knees and stretches upwards
Out.Adjustable above-knee body is equipped with fan-shaped fluting 21, drives column across fan-shaped fluting and interior mobile in sector fluting, to limit adjustable
The relative rotation amplitude of body and adjustable above-knee body at one's knees.
The first fluted disc 40 and the second fluted disc 50 are equipped in the upside of adjustable above-knee body.First fluted disc is equipped with the first fan-shaped limit
Slot 41, the second fluted disc are equipped with the second fan-shaped limiting slot 51.First fluted disc and the second fluted disc are using central axis as axis rotation.
Column is driven to pass through the first fan-shaped limiting slot and the second fan-shaped limiting slot, the first fan-shaped limiting slot limitation driving column is can
Adjust in the fan-shaped fluting of above-knee body the slewing area in (direction cw of such as Fig. 2) clockwise；Second fan-shaped limiting slot limitation
Drive column slewing area in (direction ac of such as Fig. 2) counterclockwise in the fan-shaped fluting of adjustable above-knee body.
Adjustable above-knee body is equipped with the first block tongue 22 and the second block tongue 23, first sliding groove 24 of first block tongue along adjustable above-knee body
It is moved back and forth towards central axis, the first block tongue engages the first fluted disc of locking with the first fluted disc.Second block tongue is along adjustable above-knee body
Second sliding slot 25 is moved back and forth towards central axis, and the second block tongue engages the second fluted disc of locking with the second fluted disc.
Adjustable above-knee body is equipped with the upper cover 60 for shrouding the first fluted disc and the second fluted disc.It is past equipped with the first block tongue is stirred in upper cover
The first shifting block 61 moved again；The second shifting block 62 of the second block tongue reciprocating movement is additionally provided in upper cover.
Upper lid is equipped with 63 He of the first damper frame of the mobile generation damping action to the first block tongue and the second block tongue respectively
Second damper frame 64.The material of first damper frame and the second damper frame is nylon, and the first damper frame and the second damper frame are elasticity
The structure of folder is stuck in the two sides of the first block tongue or the second block tongue, blocks the first block tongue and second by the damping that frictional force generates
Tongue is not easy to loosen.
The first torsional spring 42 is equipped between first fluted disc and central axis, in the connecting pin 42a insertion of the first torsional spring and central axis
In the first torsional spring hole 31 in mandrel, the first torsional spring with the connection end cap of the first fluted disc on the pin shaft 43 of the first fluted disc；The
One torsional spring is stirred the first fluted disc and is rotated counterclockwise, to reduce the slewing area of adjustable body at one's knees clockwise.
The second torsional spring 52 is equipped between second fluted disc and central axis, on the connecting pin 52a insertion central axis of the second torsional spring and central axis
In second torsional spring hole 32, the second torsional spring covers on the pin shaft 53 of the second fluted disc with the connecting pin 52b of the second fluted disc；Second torsional spring
It stirs the second fluted disc to rotate clockwise, to reduce the slewing area of adjustable body at one's knees counterclockwise.
In order to make the adjustable rotation of body at one's knees flexibly, backing plate 70 is equipped between adjustable body at one's knees and adjustable above-knee body.In order to
Make the rotation of the first fluted disc flexibly, washer 80 is equipped between adjustable above-knee body and the first fluted disc.
As shown in figure 4, when stirring the first block tongue 22, disengage it and engaged with the first fluted disc, the first torsional spring 42 stirs the
One fluted disc rotates counterclockwise, and the fan-shaped limiting slot 41 of the first of the first fluted disc stirs driving column 11, turns adjustable body at one's knees
Move the top of counter clockwise direction stroke.Such as need to adjust the slewing area of adjustable body at one's knees clockwise, it can be to up time
Needle direction rotates adjustable body at one's knees to the position of setting；Stirring the first block tongue engages it with the first fluted disc, that is, limits adjustable knee
The final turned position of lower body clockwise.
Equally, it as shown in figure 5, when stirring the second block tongue 23, disengages it and is engaged with the first fluted disc, the second torsional spring 52 is dialled
Dynamic first fluted disc rotates clockwise, and the fan-shaped limiting slot 51 of the second of the second fluted disc stirs driving column 11, make it is adjustable at one's knees
Body turns to the top of clockwise direction stroke.Such as need to adjust the slewing area of adjustable body at one's knees counterclockwise, it can be to
Adjustable body at one's knees is rotated counterclockwise to the position of setting；Stirring the second block tongue engages it with the second fluted disc, that is, limiting can
Adjust the final turned position of body counterclockwise at one's knees.
By aforesaid operations, adjustable body at one's knees can adjust in forward and backward direction (i.e. clockwise and counterclockwise)
Adjustable body at one's knees can also be fixed on any position in its slewing area by rotational travel.
In actual use, it usually needs use two sets of adjustable knee joint fixators, be separately positioned on kneed left and right
Two sides, two sets of adjustable knee joint fixators are in symmetric position and have symmetrical structure.The adjustable knee joint of the present embodiment is fixed
For device only with the adjustable knee joint fixator of wherein side, the adjustable knee joint fixator of the other side should have identical or symmetrical knot
Structure.
Claims (6)
1. a kind of adjustable knee joint fixator, including small leg support, thigh support frame, the small leg support and thigh support frame pass through pass
It saves disk and realizes rotation connection；It is characterized in that, the articular disc includes the adjustable body at one's knees for connecting the small leg support, connection institute
State the adjustable above-knee body of thigh support frame, the adjustable above-knee body is arranged in the upside of the adjustable body at one's knees, it is described it is adjustable at one's knees
Body and the adjustable above-knee body pass through center axis connection and relatively rotate；It is equipped with driving column in the end face of the adjustable body at one's knees,
The adjustable above-knee body is equipped with fan-shaped fluting, and the driving column passes through the fan-shaped fluting restriction adjustable body at one's knees and described
The relative rotation amplitude of adjustable above-knee body.
2. a kind of adjustable knee joint fixator according to claim 1, which is characterized in that in the upper of the adjustable above-knee body
Side is equipped with the first fluted disc and the second fluted disc, and first fluted disc is equipped with the first fan-shaped limiting slot, and second fluted disc is equipped with second
Fan-shaped limiting slot, first fluted disc and second fluted disc are using the central axis as axis rotation；The driving column passes through institute
The first fan-shaped limiting slot and the second fan-shaped limiting slot are stated, the described first fan-shaped limiting slot and the second fan-shaped limiting slot are respectively in two sides
Limit slewing area of the driving column in the fan-shaped fluting of adjustable above-knee body.
3. a kind of adjustable knee joint fixator according to claim 2, which is characterized in that the adjustable above-knee body is equipped with the
One block tongue and the second block tongue, first block tongue and the second block tongue are moved back and forth towards the central axis, first block tongue with
First fluted disc engagement, first fluted disc of locking, second block tongue engage the second fluted disc of locking with second fluted disc.
4. a kind of adjustable knee joint fixator according to claim 3, which is characterized in that the adjustable above-knee body is equipped with cage
The upper cover for covering first fluted disc and the second fluted disc is equipped in the upper cover and stirs first block tongue respectively and the second block tongue is past
The first shifting block and the second shifting block moved again.
5. a kind of adjustable knee joint fixator according to claim 4, which is characterized in that it is right respectively that the upper lid is equipped with
The first damper frame and the second damper frame of the mobile generation damping action of first block tongue and the second block tongue.
6. a kind of adjustable knee joint fixator according to claim 2, which is characterized in that first fluted disc and it is described in
The first torsional spring is equipped between mandrel, first torsional spring stirs first fluted disc to the diminution adjustable body slewing area at one's knees
Direction rotation；The second torsional spring is equipped between second fluted disc and the central axis, second torsional spring stirs described second
Fluted disc is rotated to the direction for reducing the adjustable slewing area of body at one's knees.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720896402.3U CN208287121U (en) | 2017-07-24 | 2017-07-24 | A kind of adjustable knee joint fixator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720896402.3U CN208287121U (en) | 2017-07-24 | 2017-07-24 | A kind of adjustable knee joint fixator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208287121U true CN208287121U (en) | 2018-12-28 |
Family
ID=64697214
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720896402.3U Expired - Fee Related CN208287121U (en) | 2017-07-24 | 2017-07-24 | A kind of adjustable knee joint fixator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208287121U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111991131A (en) * | 2020-08-10 | 2020-11-27 | 张朕铭 | Joint traction orthopedic device |
| CN112656649A (en) * | 2020-12-05 | 2021-04-16 | 深圳市领为创新科技有限公司 | Control system and control method for medical intelligent auxiliary wearable device |
| CN113101033A (en) * | 2021-04-14 | 2021-07-13 | 广东工业大学 | Joint rehabilitation brace and configuration method |
-
2017
- 2017-07-24 CN CN201720896402.3U patent/CN208287121U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111991131A (en) * | 2020-08-10 | 2020-11-27 | 张朕铭 | Joint traction orthopedic device |
| CN112656649A (en) * | 2020-12-05 | 2021-04-16 | 深圳市领为创新科技有限公司 | Control system and control method for medical intelligent auxiliary wearable device |
| CN113101033A (en) * | 2021-04-14 | 2021-07-13 | 广东工业大学 | Joint rehabilitation brace and configuration method |
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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 |
Granted publication date: 20181228 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |