CN203634140U - Knee-joint ligament stress checker - Google Patents
Knee-joint ligament stress checker Download PDFInfo
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- CN203634140U CN203634140U CN201320807867.9U CN201320807867U CN203634140U CN 203634140 U CN203634140 U CN 203634140U CN 201320807867 U CN201320807867 U CN 201320807867U CN 203634140 U CN203634140 U CN 203634140U
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- knee
- piezometer
- scale
- stress detector
- ligament stress
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Abstract
The utility model relates to a knee-joint ligament stress checker. The knee-joint ligament stress checker comprises a pressure gauge and a body touch component connected with the pressure gauge, wherein one end of the body touch component is fixedly provided with a patella side pressing board or a thigh and shin pressing board. By means of the knee-joint ligament stress checker, the positive detachable rate of knee-joint ligament injury is greatly increased, objective stress intensity can be provided, a patient cannot be injured, and the knee-joint ligament stress checker is convenient to use, economical and practical, and can provide an extremely convenient, effective and accurate imaging diagnosis basis and evidence for check and treatment of knee-joint ligament injury of the patient.
Description
Technical field
This utility model relates to a kind of medical auxiliary apparatus, is specifically related to a kind of knee ligament stress detector, belongs to Orthopeadic Surgery technical field.
Background technology
As everyone knows, knee ligament is the important structure that ensures knee joint proper motion function.Ligamentous injury of knee joint is a kind of commonly encountered diseases, frequently-occurring disease, if malpractice can cause joint instability, and affects function of joint.At present, there is all deficiencies for the Checking and diagnosis of knee ligament.Nuclear magnetic resonance, NMR (MRI) and CT examination just can be made corresponding clear and definite diagnosis, but nuclear magnetic resonance, NMR (MRI) and CT somewhat expensive are difficult to allow the wounded accept.And conventional common X-ray often can not reach desirable diagnosis requirement, need artificial knee joint to be carried out to stress everywhere, check whether broadening of knee space by taking roentgen radiation x, just can make a definite diagnosis.But at present the selection of kneed stress intensity is not had to objective criterion, understressing, possible mistaken diagnosis, stress is excessive, can produce damage to the wounded.Therefore the diagnosis that limits for all the foregoing reasons patient's ligamentous injury of knee joint very easily causes and fails to pinpoint a disease in diagnosis, and work and life after patient's wound are caused to inconvenience.
Given this, need a kind of knee ligament stress detector easy to use, simple in structure of invention.
Utility model content
The purpose of this utility model is to provide a kind of knee ligament stress detector simple in structure, easy to use, with low cost, and it can improve the diagnosis accuracy of ligamentous injury of knee joint.
For achieving the above object, technical solution adopted in the utility model is:
A kind of knee ligament stress detector, the limbs contact component that it comprises piezometer scale and is connected with described piezometer scale, described limbs contact component one end is fixedly installed patella side guide or strand shin pressing plate.
As further improvement of the utility model, described strand of shin pressing plate is U-shaped pressing plate or semicircle pressing plate.
As further improvement of the utility model, also comprise limb fixing band, described limb fixing band comprises belt body, fixed card, and regulating part, described fixed card is fixedly installed on one end of described belt body, and described regulating part is arranged on described belt body.
As further improvement of the utility model, described limb fixing band also comprises the handle being arranged on described belt body.
As further improvement of the utility model, the top of described patella side guide is provided with arcuate groove.
As further improvement of the utility model, the described piezometer scale other end is provided with handle.
As further improvement of the utility model, described piezometer scale and described limbs contact component removably connect.
As further improvement of the utility model, described piezometer scale and described limbs contact component are bolted.
Compared with prior art, the beneficial effect that this utility model is obtained is:
Due to knee ligament stress detector provided by the utility model, link together by piezometer scale with the limbs contact component of patella side guide or strand shin pressing plate, convenient patella carried out to side pressure or femur and tibia exert pressure in, show pressure by piezometer scale, reach the exert pressure effect of dynamics of objective control.Greatly improve at the positive rate that checks ligamentous injury of knee joint, and can provide objective stress intensity, can not damage patient, facilitate economical and practically, the inspection of the ligamentous injury of knee joint to patient and treatment provide very easily and effectively, imaging diagnosis foundation and evidence accurately.
As preferably, between limbs contact component of the present utility model and piezometer scale, removably connect, can adopt different limbs contact components according to detecting different ligament injurys like this.Easy to carry, and reduce manufacturing cost.
As preferably, the piezometer scale other end of the present utility model is provided with handle, like this can person's application of force easy to use, improve convenience when use.
Brief description of the drawings
Fig. 1 is the structural representation of embodiment 1 knee ligament stress detector;
Fig. 2 is the structural representation of embodiment 2 knee ligament stress detectors;
Fig. 3 is the structural representation of patella side guide;
Fig. 4 is the structural representation of limb fixing band;
Fig. 5 is that knee joint lateral collateral ligament checks schematic diagram.
In the accompanying drawings: 1 piezometer scale, 2 limbs contact components, 3 patella side guides, 4 strands of shin pressing plates, 5 arcuate grooves, 6 handles, 7 outer nuts, 8 screw rods, 21 belt bodies, 22 fixed cards, 23 handles, 24 regulating parts.
Detailed description of the invention
This utility model provides a kind of knee ligament stress detector, the limbs contact component 2 that it comprises piezometer scale 1 and is connected with described piezometer scale 1, and described limbs contact component 2 one end are fixedly installed patella side guide 3 or strand shin pressing plate 4.This utility model can, for checking the damage of cruciate ligaments of knee joint, side para-ligament and kneecap suporting ligament, be described in more detail this utility model below in conjunction with accompanying drawing 1-5 and specific embodiment.
Suporting ligament stress detector in outside in embodiment 1 knee joint kneecap
As shown in Figure 1, suporting ligament stress detector in outside in a kind of knee joint kneecap, it comprises piezometer scale 1, handle 6 and limbs contact component 2, handle 6 is fixedly installed on the top of piezometer scale 1, piezometer scale 1 bottom is provided with outer nut 7, one end of limbs contact component 2 is provided with the patella side guide 3 of top with arcuate groove 5, and the other end is provided with the screw rod 8 matching with outer nut 7.As shown in Figure 3, the structure of described arcuate groove 5 can match with the structure of patella lower edge, to reach the effect to patella side pressure.
When inside checking knee joint kneecap, whether suporting ligament damages, first allow patient be sitting on radiography bed, shank stretches, then utilize the arcuate groove 5 of the patella side guide 3 of the limbs contact component 2 of the interior outside of the knee joint kneecap suporting ligament stress detector of the present embodiment to aim at patella outside, make it press the outer incisurae marginalis of patella, its contact component pressure plare is semicircular arc groove and patella close contact, make it reach stable effect, user hand push handle 6 makes patella to intrinsic pressure, by pressure measurement table observed reading, in the time reaching 20N, maintain pressurized state, knee joint is carried out to x-ray detection, whether there is obvious change to diagnose inner side suporting ligament whether to have damage by observing the corresponding relation of all bones of knee joint.
When outside checking knee joint kneecap, whether suporting ligament damages, first allow patient be sitting on radiography bed, shank stretches, then utilize the arcuate groove 5 of the patella side guide 3 of the limbs contact component 2 of the interior outside of the knee joint kneecap suporting ligament stress detector of the present embodiment to aim at patella inner side, user hand push handle 6 makes patella to external pressure, by pressure measurement table observed reading, in the time reaching 20N, maintain pressurized state, knee joint is carried out to x-ray detection, whether have obvious change to diagnose outside suporting ligament whether to have damage by observing the corresponding relation of all bones of knee joint.
As shown in Figure 2, a kind of cruciate ligaments of knee joint, side para-ligament stress detector, it comprises piezometer scale 1, handle 6 and limbs contact component 2, handle 6 is fixedly installed on the top of piezometer scale 1, piezometer scale 1 bottom is provided with outer nut 7, one end of limbs contact component 2 is provided with U-shaped strand of shin pressing plate 4, the other end is provided with the screw rod 8 matching with outer nut 7, optionally can coordinate limbs contact jointly to use, as shown in Figure 4, limb fixing band comprises belt body 21, fixed card 22, handle 23 and regulating part 24, fixed card 22 is fixedly installed on one end of described belt body 21, described regulating part 24 and handle 23 are fixedly installed on described belt body 21.
In the time checking whether knee joint front fork ligament damages, first allow patient be sitting on radiography bed, shank stretches, at shank underlay supporter, then utilize the U-shaped thigh shin pressing plate 4 of the limbs contact component 2 of the knee joint stress detector of the present embodiment to be pressed on femoral inferior segment, user hand push handle 6 makes femoral inferior segment to pressing down, by pressure measurement table observed reading, in the time reaching 20N, maintain pressurized state, knee joint is carried out to x-ray detection, whether have obvious change to diagnose front fork ligament whether to have damage by the corresponding relation of observing all bones of knee joint.
In the time checking whether knee joint back vent ligament damages, first allow patient be sitting on radiography bed, shank stretches, at thigh underlay supporter, then utilize the U-shaped thigh shin pressing plate 4 of the limbs contact component 2 of the knee joint stress detector of the present embodiment to be pressed on tibia and upper segment of fibula, user hand push handle 6 makes tibia and upper segment of fibula to pressing down, by pressure measurement table observed reading, in the time reaching 20N, maintain pressurized state, knee joint is carried out to x-ray detection, whether have obvious change to diagnose back vent ligament whether to have damage by the corresponding relation of observing all bones of knee joint.
As shown in attached Figure 4 and 5, in the time checking whether knee joint lateral collateral ligament damages, first allow patient be sitting on radiography bed, shank stretches, then utilize the belt body 21 of the limb fixing band of the present embodiment to be nested with in femoral inferior segment inner side, regulate regulating part 24, belt body is tightened, fixed card 22 is stuck on bedside, the U-shaped thigh shin pressing plate 4 of the limbs contact component 2 of stress detector is pressed on fibula hypomere outside, user hand push handle 6 makes fibula hypomere to intrinsic pressure, by pressure measurement table observed reading, in the time reaching 20N, maintain pressurized state, knee joint is carried out to x-ray detection, whether broaden to diagnose lateral collateral ligament whether to have damage by observing joint space, outside.
In the time checking whether Medial collateral ligament of knee damages, first allow patient be sitting on radiography bed, shank stretches, then utilize the belt body 21 of the limb fixing band of the present embodiment to be nested with in femoral inferior segment inner side, regulate regulating part 24, belt body is tightened, fixed card 22 is stuck on bedside, the U-shaped thigh shin pressing plate 4 of the limbs contact component 2 of stress detector is pressed on fibula hypomere inner side, user hand push handle 6 makes distal tibia to external pressure, by pressure measurement table observed reading, in the time reaching 20N, maintain pressurized state, knee joint is carried out to x-ray detection, whether broaden to diagnose medial collateral ligament whether to have damage by observing joint space, inner side.
If when in this utility model, checkout facility is not fixed the facility of fixed card around, can be by manually pulling 23 tensioned states of realizing belt body of shaking hands, regulating part in this utility model can similar prior art in the adjusting device of belt, all can realize this utility model.
U-shaped thigh shin pressing plate in this utility model can be that semicircle pressing plate or other can be directly and thigh or the suitable pressing plate of shank shape.
In this utility model, the middle part of limbs contact component is support force portion; can be as shown in the accompanying drawing of the present embodiment cylindrical; can substitute for other structures that can play the shape of similar effect; certainly; limbs contact component in this utility model can be only the various pressing plates that are connected with piezometer scale, within also will be understood that and being encompassed in protection domain of the present utility model.
This utility model piezometer scale can be piezometer scale common in prior art, top can arrange the structures such as SR, these structures all may be used in the technical solution of the utility model, therefore only for the improvement of piezometer scale, within should belonging to initiative spirit of the present utility model.
Between piezometer scale of the present utility model and limbs contact component, can be fixedly connected with also can be for removably connecting, and above-mentioned concrete connected mode, is common practise, no longer various connected modes is repeated herein.
The above embodiment is only preferred embodiment of the present utility model, and is not the exhaustive of the feasible enforcement of this utility model.For persons skilled in the art, any apparent change of under the prerequisite that does not deviate from this utility model principle and spirit, it having been done, within all should being contemplated as falling with claim protection domain of the present utility model.
Claims (8)
1. a knee ligament stress detector, it is characterized in that: the limbs contact component (2) that it comprises piezometer scale (1) and is connected with described piezometer scale (1), described limbs contact component (2) one end is fixedly installed patella side guide (3) or strand shin pressing plate (4).
2. a kind of knee ligament stress detector according to claim 1, is characterized in that: described strand of shin pressing plate (4) is U-shaped pressing plate or semicircle pressing plate.
3. a kind of knee ligament stress detector according to claim 2, it is characterized in that: also comprise limb fixing band, described limb fixing band comprises belt body (21), fixed card (22), and regulating part (24), described fixed card (22) is fixedly installed on one end of described belt body (21), and described regulating part (24) is arranged on described belt body (21).
4. a kind of knee ligament stress detector according to claim 3, is characterized in that: described limb fixing band also comprises the handle (23) being arranged on described belt body (21).
5. a kind of knee ligament stress detector according to claim 1, is characterized in that: the top of described patella side guide (3) is provided with arcuate groove (5).
6. according to a kind of knee ligament stress detector described in claim 1-5 any one, it is characterized in that: described piezometer scale (1) other end is provided with handle (6).
7. according to a kind of knee ligament stress detector described in claim 1-5 any one, it is characterized in that: described piezometer scale (1) removably connects with described limbs contact component (2).
8. a kind of knee ligament stress detector according to claim 7, is characterized in that: described piezometer scale (1) is bolted with described limbs contact component (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320807867.9U CN203634140U (en) | 2013-12-11 | 2013-12-11 | Knee-joint ligament stress checker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320807867.9U CN203634140U (en) | 2013-12-11 | 2013-12-11 | Knee-joint ligament stress checker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203634140U true CN203634140U (en) | 2014-06-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320807867.9U Expired - Fee Related CN203634140U (en) | 2013-12-11 | 2013-12-11 | Knee-joint ligament stress checker |
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| CN (1) | CN203634140U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103637812A (en) * | 2013-12-11 | 2014-03-19 | 孟辉 | Stress inspection device for knee-joint ligaments |
-
2013
- 2013-12-11 CN CN201320807867.9U patent/CN203634140U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103637812A (en) * | 2013-12-11 | 2014-03-19 | 孟辉 | Stress inspection device for knee-joint ligaments |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20140611 Termination date: 20171211 |