CN103637812A - Stress inspection device for knee-joint ligaments - Google Patents
Stress inspection device for knee-joint ligaments Download PDFInfo
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- CN103637812A CN103637812A CN201310665879.7A CN201310665879A CN103637812A CN 103637812 A CN103637812 A CN 103637812A CN 201310665879 A CN201310665879 A CN 201310665879A CN 103637812 A CN103637812 A CN 103637812A
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Abstract
The invention relates to a stress inspection device for knee-joint ligaments. The stress inspection device comprises a pressure measurement meter and a bodily contact component connected with the pressure measurement meter, and a patella side pressing plate or a thigh shin pressing plate is fixedly arranged at one end of the bodily contact component. According to the stress inspection device, the positive rate is greatly improved when damage to the knee-joint ligaments is inspected, the objective stress can be provided, damage to a patient can be avoided, the stress inspection device is convenient to use, economical and practical, and convenient, effective and accurate imaging diagnostic basis and evidences are provided for inspecting and treating the damage to the knee-joint ligaments of the patient.
Description
Technical field
The present invention relates to a kind of medical auxiliary apparatus, be specifically related to a kind of knee ligament stress detector, belong to Orthopeadic Surgery technical field.
Background technology
As everyone knows, knee ligament is the important structure that guarantees 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 in the Checking and diagnosis for 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, by taking roentgen radiation x, check whether broadening of knee space, 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 to invent knee ligament stress detector a kind of easy to use, simple in structure.
Summary of the invention
The object of the present invention is to provide a kind of knee ligament stress detector simple in structure, easy to use, with low cost, it can improve the diagnosis accuracy of ligamentous injury of knee joint.
For achieving the above object, the technical solution used in the present invention is:
A knee ligament stress detector, it comprises piezometer scale and the limbs contact component being connected with described piezometer scale, described limbs contact component one end is fixedly installed patella side guide or strand shin pressing plate.
As a further improvement on the present invention, described strand of shin pressing plate is U-shaped pressing plate or semicircle pressing plate.
As a further improvement on the present invention, also comprise limb fixing band, described limb fixing band comprises belt body, fixed card, and regulating part, and described fixed card is fixedly installed on one end of described belt body, and described regulating part is arranged on described belt body.
As a further improvement on the present invention, described limb fixing band also comprises and is arranged at shaking hands on described belt body.
As a further improvement on the present invention, the top of described patella side guide is provided with arcuate groove.
As a further improvement on the present invention, the described piezometer scale other end is provided with handle.
As a further improvement on the present invention, described piezometer scale and described limbs contact component removably connect.
As a further improvement on the present invention, described piezometer scale and described limbs contact component are bolted.
Compared with prior art, the beneficial effect that the present invention obtains is:
Due to knee ligament stress detector provided by the present invention, by piezometer scale with the limbs contact component of patella side guide or strand shin pressing plate, link together, convenient patella carried out to side pressure or femur and tibia exert pressure in, by piezometer scale, show pressure, reach the exert pressure effect of dynamics of objective control.At the positive rate that checks ligamentous injury of knee joint, greatly improve, and can provide objective stress intensity, can not damage patient, facilitate economical and practical, to the inspection of patient's ligamentous injury of knee joint and treatment provide very easily and effectively, imaging diagnosis foundation and evidence accurately.
As preferably, between limbs contact component of the present invention 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 invention is provided with handle, like this can person's application of force easy to use, improve convenience when using.
Accompanying drawing explanation
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 bursts of shin pressing plates, 5 arcuate grooves, 6 handles, 7 outer nuts, 8 screw rods, 21 belt bodies, 22 fixed cards, 23 are shaken hands, 24 regulating parts.
The specific embodiment
The invention provides a kind of knee ligament stress detector, it comprises piezometer scale 1 and the limbs contact component 2 being 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.The present invention can, for checking the damage of cruciate ligaments of knee joint, side para-ligament and kneecap suporting ligament, be described in more detail the present invention below in conjunction with accompanying drawing 1-4 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 top with the patella side guide 3 of 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 sit on radiography bed, shank stretches, then utilize the arcuate groove 5 of the patella side guide 3 of the limbs contact component 2 of outside suporting ligament stress detector in the knee joint kneecap of the present embodiment to aim at patellas 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, when reaching 20N, maintain pressurized state, knee joint is carried out to x-ray detection, by observing the corresponding relation of all bones of knee joint, whether there is obvious change to diagnose inner side suporting ligament whether to have damage.
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 outside suporting ligament stress detector in the knee joint kneecap of the present embodiment to aim at patellas inner side, user hand push handle 6 makes patella to external pressure, by pressure measurement table observed reading, when reaching 20N, maintain pressurized state, knee joint is carried out to x-ray detection, by observing the corresponding relation of all bones of knee joint, whether have obvious change to diagnose outside suporting ligament whether to have damage.
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, and 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, shake hands 23 and regulating part 24, and fixed card 22 is fixedly installed on one end of described belt body 21, and described regulating part 24 and shaking hands 23 is fixedly installed on described belt body 21.
When 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 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, when reaching 20N, maintain pressurized state, knee joint is carried out to x-ray detection, by observing the corresponding relation of all bones of knee joint, whether have obvious change to diagnose front fork ligament whether to have damage.
When 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 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, when reaching 20N, maintain pressurized state, knee joint is carried out to x-ray detection, by observing the corresponding relation of all bones of knee joint, whether have obvious change to diagnose back vent ligament whether to have damage.
As shown in attached Figure 4 and 5, when 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, when reaching 20N, maintain pressurized state, knee joint is carried out to x-ray detection, by observing joint space, outside, whether broaden to diagnose lateral collateral ligament whether to have damage.
When 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, when reaching 20N, maintain pressurized state, knee joint is carried out to x-ray detection, by observing joint space, inner side, whether broaden to diagnose medial collateral ligament whether to have damage.
If checkout facility is not around fixedly during the facility of fixed card in the present invention, can be by manually pulling 23 tensioned states of realizing belt body of shaking hands, the regulating part in the present invention can similar prior art in the adjusting device of belt, all can realize the present invention.
U-shaped thigh shin pressing plate in the present invention can be directly and thigh or the suitable pressing plate of shank shape for semicircle pressing plate or other.
The middle part of limbs contact component is support force portion in the present invention; 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 the present invention can be only the various pressing plates that are connected with piezometer scale, within also will be understood that and being encompassed in protection scope of the present invention.
Piezometer scale of the present invention can be piezometer scale common in prior art, top can arrange the structures such as SR, therefore these structures all may be used in technical scheme of the present invention, only for the improvement of piezometer scale, within should belonging to initiative spirit of the present invention.
Between piezometer scale of the present invention 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 the preferred embodiments of the present invention, and is not the exhaustive of the feasible enforcement of the present invention.For persons skilled in the art, any apparent change of under the prerequisite that does not deviate from the principle of the invention and spirit, it having been done, within all should being contemplated as falling with claim protection domain of the present invention.
Claims (8)
1. a knee ligament stress detector, it is characterized in that: it comprises piezometer scale (1) and the limbs contact component (2) being 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 shake hands (23) that are 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 |
|---|---|---|---|
| CN201310665879.7A CN103637812A (en) | 2013-12-11 | 2013-12-11 | Stress inspection device for knee-joint ligaments |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310665879.7A CN103637812A (en) | 2013-12-11 | 2013-12-11 | Stress inspection device for knee-joint ligaments |
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| CN103637812A true CN103637812A (en) | 2014-03-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310665879.7A Pending CN103637812A (en) | 2013-12-11 | 2013-12-11 | Stress inspection device for knee-joint ligaments |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105559806A (en) * | 2016-02-03 | 2016-05-11 | 马立敏 | Biomechanics detection device of knee-joint |
| CN109498043A (en) * | 2018-12-29 | 2019-03-22 | 核工业总医院 | Articular ligament injuries auxiliary examination device |
| CN110742637A (en) * | 2018-07-23 | 2020-02-04 | 大胜医疗器械股份有限公司 | Pressure detection device for X-ray film |
| CN112690757A (en) * | 2020-12-17 | 2021-04-23 | 四川大学华西医院 | Pressure damage monitoring and feedback equipment and feedback regulation system |
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| CN2245958Y (en) * | 1996-06-24 | 1997-01-29 | 张树林 | Joint stress meter |
| US6013039A (en) * | 1998-02-18 | 2000-01-11 | Medmetric Corporation | Patella displacement tester |
| JP2008104775A (en) * | 2006-10-27 | 2008-05-08 | Og Giken Co Ltd | Knee extension muscular strength measuring instrument |
| WO2008112110A1 (en) * | 2007-03-07 | 2008-09-18 | The General Hospital Corporation | Isometric strength testing apparatus |
| CN201361039Y (en) * | 2009-03-18 | 2009-12-16 | 中国人民解放军第三军医大学第一附属医院 | Tester for abducent myodynamia of lower limbs |
| CN103356273A (en) * | 2012-03-31 | 2013-10-23 | 德普伊新特斯产品有限责任公司 | Orthopaedic surgical system for determining joint forces of a patient's knee joint |
| CN203634140U (en) * | 2013-12-11 | 2014-06-11 | 孟辉 | Knee-joint ligament stress checker |
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2013
- 2013-12-11 CN CN201310665879.7A patent/CN103637812A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2245958Y (en) * | 1996-06-24 | 1997-01-29 | 张树林 | Joint stress meter |
| US6013039A (en) * | 1998-02-18 | 2000-01-11 | Medmetric Corporation | Patella displacement tester |
| JP2008104775A (en) * | 2006-10-27 | 2008-05-08 | Og Giken Co Ltd | Knee extension muscular strength measuring instrument |
| WO2008112110A1 (en) * | 2007-03-07 | 2008-09-18 | The General Hospital Corporation | Isometric strength testing apparatus |
| CN201361039Y (en) * | 2009-03-18 | 2009-12-16 | 中国人民解放军第三军医大学第一附属医院 | Tester for abducent myodynamia of lower limbs |
| CN103356273A (en) * | 2012-03-31 | 2013-10-23 | 德普伊新特斯产品有限责任公司 | Orthopaedic surgical system for determining joint forces of a patient's knee joint |
| CN203634140U (en) * | 2013-12-11 | 2014-06-11 | 孟辉 | Knee-joint ligament stress checker |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105559806A (en) * | 2016-02-03 | 2016-05-11 | 马立敏 | Biomechanics detection device of knee-joint |
| CN105559806B (en) * | 2016-02-03 | 2018-05-25 | 马立敏 | A kind of knee joint biomethanics detection device |
| CN110742637A (en) * | 2018-07-23 | 2020-02-04 | 大胜医疗器械股份有限公司 | Pressure detection device for X-ray film |
| CN109498043A (en) * | 2018-12-29 | 2019-03-22 | 核工业总医院 | Articular ligament injuries auxiliary examination device |
| CN112690757A (en) * | 2020-12-17 | 2021-04-23 | 四川大学华西医院 | Pressure damage monitoring and feedback equipment and feedback regulation system |
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Application publication date: 20140319 |