CN203234752U - Shoulder joint experimental apparatus with angle thereof capable of being adjusted freely within multiple planes - Google Patents
Shoulder joint experimental apparatus with angle thereof capable of being adjusted freely within multiple planes Download PDFInfo
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- CN203234752U CN203234752U CN 201320185198 CN201320185198U CN203234752U CN 203234752 U CN203234752 U CN 203234752U CN 201320185198 CN201320185198 CN 201320185198 CN 201320185198 U CN201320185198 U CN 201320185198U CN 203234752 U CN203234752 U CN 203234752U
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- Prior art keywords
- shoulder joint
- chuck
- fixed bar
- bearing
- pointer
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/02—Prostheses implantable into the body
- A61F2/30—Joints
- A61F2/46—Special tools or methods for implanting or extracting artificial joints, accessories, bone grafts or substitutes, or particular adaptations therefor
- A61F2/468—Testing instruments for artificial joints
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/02—Prostheses implantable into the body
- A61F2/30—Joints
- A61F2002/30001—Additional features of subject-matter classified in A61F2/28, A61F2/30 and subgroups thereof
Abstract
The utility model discloses a shoulder joint experimental apparatus with the angle thereof capable of being adjusted freely within multiple planes, which comprises a fixed platform, a shoulder joint clamp, a metallic rotating disc and a fixed rod. The fixed platform comprises a base, a vertical steel frame on one side of the base, and a suspension beam. The suspension beam is provided with a first bearing. A second bearing is correspondingly arranged on the base. The shoulder joint clamp is arranged on the vertical steel frame. The other side of the base is provided with a rotating disc corresponding to the shoulder joint clamp. The rotating disc is in rotary connection with the first bearing and the second bearing respectively. The first bearing is connected with a first chuck. The first bearing is also provided with a first pointer. The fixed rod is arranged on the rotating disc. One end of the fixed rod is inserted into a to-be-tested shoulder joint specimen, and the other end of the fixed rod is connected with a second chuck. The fixed rod is provided with a second pointer. According to the technical scheme of the utility model, the shoulder joint experimental apparatus is stable in structure and can be used for fixing specimens firmly. By means of shoulder joint experimental apparatus, the continuous activity of a shoulder joint within the horizontal plane, the coronal plane and the sagittal plane is fully ensured. Meanwhile, a transverse stress can be applied on the shoulder joint and the cost of the shoulder joint experimental apparatus is acceptable.
Description
Technical field
This utility model belongs to medical instruments field, relates to the biomechanics experiment device, especially belongs to a kind of experimental provision for biomechanics shoulder joint sample test.
Background technology
Necessary structure, mechanics feature and the characteristics of motion of knowing shoulder joint under physiology and pathological state when in clinical position, processing Shoulder joint.Therefore, researcheres often applied biomechanics method are studied the corpse shoulder joint specimen that exsomatizes, in the hope of obtaining the genesis mechanism of disease.
The acquisition of biomechanics experiment data depends on degree of accuracy and the degree of stability of experimental tool.In China, experimental tool often all is " bringing doctrine ", and instrument close on the engineering is directly brought for biomechanics experiment.Because the difference of research field, the shortcoming of doing like this is that function does not satisfy the experiment demand; When the designed, designed experimental tool, because medical worker or experimenter often do not possess mechanical engineering basis, the instrument that designs is mostly barely satisfactory.
In the biomechanics experiment process that shoulder joint exsomatizes, often need the shoulder joint specimen is fixed, moves, measures, such instrument is called the shoulder joint experimental provision.Our the shoulder joint experimental provision commonly used mainly comprises following two kinds at present:
(1) shoulder joint metal fixed support: fixing scapula, humerus can be on coronalplane movable specific angle: such as abduction 30 degree, 60 degree, 90 degree; Shortcoming is that activity point of view is to limit, and is discontinuous, can't obtain the continuous angle value of 0-180 degree; Outward turning in humerus, front and back stretch that bend can't be movable; Can't apply the power of external;
(2) hydraulic pressure biological mechanics determining instrument: be mainly import, expensive, and this device is not to be directed to specially joint experiment, but the instrument of industry science is used aspect biomechanics temporarily.Maximum deficiency is to obtain discontinuous angle value at a face of shoulder joint.
Because the development restriction of above-mentioned experimental provision is so that the shoulder joint Progress in Research of Biomechanical Properties is slow.Particularly for multiple disease: shoulder joint is unstable, the research of rotator cuff injury, shoulder joint surrounding fracture etc., and data still rested on about 2005.Therefore the biomechanics Research of shoulder joint is in the urgent need to a kind of experimental provision that can satisfy the shoulder joint requirement of experiment.
The utility model content
The purpose of this utility model is to provide a kind of shoulder joint experimental provision that can any adjusting angle in many planes, is specifically designed to fixedly shoulder joint specimen, satisfies the joint requirement of experiment.
For achieving the above object, solution of the present utility model is:
The shoulder joint experimental provision of any adjusting angle in a kind of many planes comprises a fixed rack, shoulder joint anchor clamps, metal rotary disk and fixed bar;
The hanging beam that described fixed rack comprises a base, is positioned at the vertical steelframe of base one side and is arranged at described vertical steelframe top, described hanging beam is provided with clutch shaft bearing, and correspondence is provided with the second bearing on the described base;
Described shoulder joint anchor clamps are arranged on the described vertical steelframe, and the corresponding described shoulder joint anchor clamps of described base opposite side are provided with the rotating disk of a semi-circular structure, and described rotating disk is dynamically connected with clutch shaft bearing and the second bearing rotary respectively;
Described clutch shaft bearing is connected with the first chuck, also is provided with the first pointer on the described clutch shaft bearing, and described the first pointer is positioned on clutch shaft bearing and described the first chuck interface;
Described fixed bar is installed on the described rotating disk, fixed bar one end inserts in the humerus medullary cavity of shoulder joint specimen to be measured, the other end connects the second chuck, and described fixed bar is provided with the second pointer, and described the second pointer is positioned on the interface of described fixed bar and described the second chuck.
Be connected with the second chuck end of an end of described fixed bar is provided with pulley structure, described pulley structure drives described fixed bar along described dial rotation, described pulley structure comprises pulley, is located at sleeve and the 3rd pointer on the pulley, described fixed bar links to each other with pulley via sleeve, and described the 3rd pointer is located on the described sleeve in order to measure the number of degrees on the rotating disk.
Described pulley is provided with the brake buckle, and described brake buckle is fixed in described fixed bar on the optional position on the rotating disk.
Described vertical steelframe is provided with the stress space, in order to fixed block and counterweight to be installed, described stress space is positioned at described shoulder joint anchor clamps root top, and described fixed block is fixed in described vertical steelframe dorsal part, and described fixed block is connected rope and is connected shoulder joint specimen to be measured with counterweight.
Between described bearing and the first chuck, be equipped with nut between described fixed bar and the second chuck, described nut is locked described bearing and the first chuck and described fixed bar and the second chuck.
Equal reference mark on described the first chuck and the second chuck upper disk surface.
Described fixed bar is tapered rod, and the end that fixed bar inserts in the humerus medullary cavity is thinner;
Preferably, the long 20cm. of described fixed bar
Described rotating disk adopts half cycle hub to make, and is carved with the 0-180 angle on the rotating disk, is accurate to 0.1 degree.
The shoulder joint anchor clamps are two parallel steel plates, and correspondence is provided with screwed hole on the steel plate, and described shoulder joint specimen is crossed screw via several pieces and is fixed in the shoulder joint anchor clamps;
Preferably, wide being respectively of long * of described steel plate: 12.5cm*12.5cm.
Described base is corrosion resistant plate, and the length and width specification of base is 60cm*60cm; The length and width specification of described vertical steelframe is 60cm*80cm.
Because adopt such scheme, the beneficial effects of the utility model are:
The shoulder joint experimental provision of any adjusting angle in a kind of many planes shown in this utility model is mainly used in biomechanics shoulder joint sample test.Shoulder joint experimental provision self structure is stable, fixed preparation that can be firm; Shoulder joint abundant and continuous mobility on horizontal plane, coronalplane and sagittal plane; Can apply horizontal stress and cost can be accepted to shoulder joint.
Description of drawings
Fig. 1 is the structural representation of this utility model one embodiment;
Fig. 2 is the connection diagram when in running order embodiment illustrated in fig. 1;
Fig. 3 be embodiment illustrated in fig. 1 in, the enlarged drawing of fixed bar and rotating disk syndeton;
Wherein: 1 fixed rack, 2 stress spaces, 3 fixed blocks, 4 shoulder joint anchor clamps, 5 counterweights, 6 bases, 7 rotating disks, 8 clutch shaft bearings, 9 first chucks, 10 nuts, 11 fixed bars, 12 second chucks, 13 second pointers, 14 pulleys, 15 sleeves, 16 first pointers, 17 shoulder joint specimen, 18 are crossed nail, 19 the 3rd pointers, 20 second bearings, 21 vertical steelframes.
The specific embodiment
Below in conjunction with the accompanying drawing illustrated embodiment this utility model is further described.
The utility model discloses the shoulder joint experimental provision of any adjusting angle in a kind of many planes, can obtain shoulder joint specimen 17 in the continuously active angle of three dimensions, in arbitrarily angled fixedly shoulder joint, and can apply horizontal stress to humeral shaft, head of humerus simultaneously, so that the biomechanical characterization behind unstable, the shoulder joint of research shoulder joint fracture and the shoulder joint replacement.
As depicted in figs. 1 and 2, the shoulder joint experimental provision comprises a fixed rack 1, shoulder joint anchor clamps 4, rotating disk 7 and fixed bar 11.
The hanging beam that fixed rack 1 comprises a base 6, is positioned at the vertical steelframe 21 of base 6 one sides and is arranged at vertical steelframe 21 tops, hanging beam is provided with clutch shaft bearing 8, and corresponding clutch shaft bearing 8 is provided with the second bearing 20 on the base 6.
Shoulder joint anchor clamps 4 are arranged on the vertical steelframe 21, the fixedly shoulder joint specimen 17 that shoulder joint anchor clamps 4 can be firm.The corresponding shoulder joint anchor clamps 4 of base 6 opposite sides are provided with the rotating disk 7 of a mechanicalness semi-circular structure, and rotating disk 7 is rotationally connected with clutch shaft bearing 8 and the second bearing 20 respectively, so that rotating disk 7 can be around fixed rack 1 rotation.In the present embodiment, rotating disk 7 is metal rotary disk, adopts half cycle hub to make, and is carved with the 0-180 angle on the rotating disk 7, is accurate to 0.1 degree.
Clutch shaft bearing 8 is connected with the first chuck 9, and reference mark on the first chuck 9 upper disk surfaces can rotate between the two mutually.Also be provided with the first pointer on the clutch shaft bearing 8, the first pointer is that metal is made, and is welded on the clutch shaft bearing 8, and the first pointer is positioned on clutch shaft bearing 8 and the first chuck 9 interfaces, is parallel to the first chuck plane, 9 place and arranges perpendicular to clutch shaft bearing 8.Clutch shaft bearing 8 can directly be read from the scale of the first pointer on the first chuck 9 with respect to the accurate number of degrees (mobility on the shoulder joint sagittal plane) of card the first disc spins, also has a nut 10 on the clutch shaft bearing 8, rotary nut 10 can be locked the first mandrel and hold and the first chuck 9, so just can pin clutch shaft bearing 8 at arbitrary scale.
Fixed bar 11 is installed on the rotating disk 7, and fixed bar 11 1 ends insert in the humerus medullary cavity of shoulder joint specimen 17 to be measured, play the effect of fixed and movable shoulder joint, and the other end connects reference mark on the second chuck 12, the second chucks 12 upper disk surfaces.In the present embodiment, fixed bar 11 is tapered rod, and the end that fixed bar 11 inserts in the humerus medullary cavity is thinner.
Fixed bar 11 is provided with the second pointer 13, in the present embodiment, the second pointer 13 is made for metal, be welded on the fixed bar 11, the second pointer 13 is positioned on the interface of fixed bar 11 and the second chuck 12, be parallel to the second chuck plane, 12 place and arrange perpendicular to fixed bar 11, fixed bar 11 can directly be read from the scale of the second pointer 13 on the second chuck 12 with respect to the accurate number of degrees (mobility on the shoulder joint horizontal plane) of the second chuck 12 rotations.Establish a nut 10 on the fixed bar 11, rotary nut 10 can be locked bar 11 and the second chuck 12 so just can pin fixed bar 11 at arbitrary scale.
As shown in Figure 3, be connected with the second chuck 12 end of an end of fixed bar 11 is provided with pulley structure, and pulley structure drives fixed bar 11 and rotates along rotating disk 7.In the present embodiment, pulley structure comprises pulley 15, is located at sleeve 14 and the 3rd pointer 19 on the pulley 15, and fixed bar 11 is connected with pulley 15 via sleeve 14, and pulley 15 drives fixed bar 11 and rotates along rotating disk 7.Fixed bar 11 is connected with sleeve 14 on the pulley structure, and fixed bar 11 diameters are less than sleeve 14 diameters, can be in 14 li rotations of sleeve.Sleeve 14 is connected with the 3rd pointer 19 that points to rotating disk 7, can draw the movable number of degrees of humerus (shoulder joint) on coronalplane according to the rotation scale of the 3rd pointer 19 on rotating disk 7.Also be provided with the brake buckle on the pulley 15, the brake buckle is fixed in fixed bar 11 on the optional position on the rotating disk 7.
So arrange, fixed bar 11 can all can have the sufficient adjusting number of degrees on coronalplane, sagittal plane and horizontal plane, and the number of degrees can accurately be read.On any number of degrees of three faces, all can fix the humerus position, be convenient to study the biomechanics numerical value on certain fixing movable number of degrees.
Adopt the shoulder joint experimental provision shown in this utility model, can guarantee when shoulder joint specimen 17 is fixed in correct initial position that 17 3 degree of a faces of shoulder joint specimen are 0 degree.After the initial position of shoulder joint specimen 17 refers to that fixed bar 11 inserts the humerus chamber, the position that fixed bar 11 naturally droops.At this moment, the number of degrees on the rotating disk 7 are 0, and rotating disk 7 is without rotating, and are 0 with respect to the first chuck number of degrees of clutch shaft bearing, and fixed bar 11 itself is without any rotation, and the pointer number of degrees on the fixed bar 11 are 0.
Also have stress space 2 on the vertical steelframe 21, in order to fixed block 3 and counterweight 5 to be installed, the fixed block 3 of vertical steelframe 21 dorsal parts and counterweight 5 can directly apply on the horizontal stress shoulder joint specimen 17.Stress space 2 is positioned at shoulder joint anchor clamps 4 roots tops, and fixed block 3 is connected with counterweight and is connected shoulder joint specimen 17 to be measured via rope.During test, fixed block 3 is to be fixed on the vertical steelframe 21, crosses one (crossing nail) on the head of humerus and connects in order to connecting rope, and rope is affiliated on fixed block 3 after passing stress space 2, and rope end connects counterweight 5.In the present embodiment, horizontal active force is convenient to apply in the space that the 5cm place opens the wide 3cm*8cm of long * above shoulder joint anchor clamps 4 roots.
In the present embodiment, fixed bar 11 is about 20cm, and base 6 is corrosion resistant plate, and the specification of base 6 is 60cm*60cm; The specification of vertical steelframe 21 is 60cm*80cm; The shoulder joint anchor clamps are two parallel steel plates, and correspondence is provided with screwed hole on the steel plate, and shoulder joint specimen 17 is crossed screw via several pieces and is fixed in the shoulder joint anchor clamps 4.The specification of steel plate is: 12.5cm*12.5cm; Rotating disk 7 adopts half cycle hub (0-180 degree, mechanicalness semi-circular structure) to make, and is carved with the 0-180 angle on the rotating disk 7, is accurate to 0.1 degree; The diameter of the first chuck 9, the second chuck 12 is 10cm, and angle is accurate to 0.1 degree.
specifically utilize this utility model fixedly the shoulder joint testpieces use step as follows when carrying out mechanical meaurement:
(1) shoulder joint specimen 17 is fixed on the shoulder joint anchor clamps 4;
(2) fixed bar 11 inserts the humerus medullary cavity;
(3) rotate fixed bar 11 to specifying the number of degrees, slide simultaneously chuck pulley and rotation rotating disk 7 are to specifying the number of degrees and fixing;
(4) connect other gauges after, finish measurement.
If in the time of need to carrying out the lateral stress measurement, after step (3) is finished, under shoulder joint specimen 17 angle fixing situation, apply the lateral stress of appointment to shoulder joint by pulley, after connecting other gauges, finish measurement.
The above-mentioned description to embodiment is can understand and use this utility model for ease of those skilled in the art.The person skilled in the art obviously can easily make various modifications to these embodiment, and needn't pass through performing creative labour being applied in the General Principle of this explanation among other embodiment.Therefore, this utility model is not limited to the embodiment here, and those skilled in the art are according to announcement of the present utility model, and not breaking away from the improvement that this utility model category makes and revise all should be within protection domain of the present utility model.
Claims (10)
1. the shoulder joint experimental provision of any adjusting angle in plane more than a kind is characterized in that: comprise a fixed rack, shoulder joint anchor clamps, metal rotary disk and fixed bar;
The hanging beam that described fixed rack comprises a base, is positioned at the vertical steelframe of base one side and is arranged at described vertical steelframe top, described hanging beam is provided with clutch shaft bearing, and correspondence is provided with the second bearing on the described base;
Described shoulder joint anchor clamps are arranged on the described vertical steelframe, and the corresponding described shoulder joint anchor clamps of described base opposite side are provided with the rotating disk of a semi-circular structure, and described rotating disk is dynamically connected with clutch shaft bearing and the second bearing rotary respectively;
Described clutch shaft bearing is equipped with the first chuck, also is provided with the first pointer on the described clutch shaft bearing, and described the first pointer is positioned on clutch shaft bearing and described the first chuck interface;
Described fixed bar is installed on the described rotating disk, fixed bar one end inserts in the humerus medullary cavity of shoulder joint specimen to be measured, the other end connects the second chuck, and described fixed bar is provided with the second pointer, and described the second pointer is positioned on the interface of described fixed bar and described the second chuck.
2. shoulder joint experimental provision according to claim 1, it is characterized in that: be connected with the second chuck end of an end of described fixed bar is provided with pulley structure, described pulley structure drives described fixed bar along described dial rotation, described pulley structure comprises pulley, is located at sleeve and the 3rd pointer on the pulley, described fixed bar links to each other with pulley via sleeve, and described the 3rd pointer is located on the described sleeve in order to measure the number of degrees on the rotating disk.
3. shoulder joint experimental provision according to claim 1, it is characterized in that: described pulley is provided with the brake buckle, and described brake buckle is fixed in described fixed bar on the optional position on the rotating disk.
4. according to claim 1 to 3 described each shoulder joint experimental provisions, it is characterized in that: described vertical steelframe is provided with the stress space, in order to fixed block and counterweight to be installed, described stress space is positioned at described shoulder joint anchor clamps root top, described fixed block is fixed in described vertical steelframe dorsal part, and described fixed block is connected rope and is connected shoulder joint specimen to be measured with counterweight.
5. shoulder joint experimental provision according to claim 1, it is characterized in that: between described bearing and the first chuck, be equipped with nut between described fixed bar and the second chuck, described nut is locked described bearing and the first chuck and described fixed bar and the second chuck.
6. shoulder joint experimental provision according to claim 1 is characterized in that: equal reference mark on the card of described the first chuck and the second chuck.
7. shoulder joint experimental provision according to claim 1, it is characterized in that: described fixed bar is tapered rod, the end that fixed bar inserts in the humerus medullary cavity is thinner;
Preferably, the long 20cm of described fixed bar.
8. shoulder joint experimental provision according to claim 1, it is characterized in that: the making material of described rotating disk is half cycle hub, is carved with the 0-180 angle on the rotating disk, is accurate to 0.1 degree.
9. shoulder joint experimental provision according to claim 1, it is characterized in that: the shoulder joint anchor clamps are two parallel steel plates, and correspondence is provided with screwed hole on the steel plate, described shoulder joint specimen is crossed screw via several pieces and is fixed in the shoulder joint anchor clamps;
Preferably, the length and width specification of described steel plate is: 12.5cm*12.5cm.
10. shoulder joint experimental provision according to claim 1, it is characterized in that: described base is corrosion resistant plate, the length and width specification of base is 60cm*60cm; The length and width specification of described vertical steelframe is 60cm*80cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320185198 CN203234752U (en) | 2013-04-12 | 2013-04-12 | Shoulder joint experimental apparatus with angle thereof capable of being adjusted freely within multiple planes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320185198 CN203234752U (en) | 2013-04-12 | 2013-04-12 | Shoulder joint experimental apparatus with angle thereof capable of being adjusted freely within multiple planes |
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| Publication Number | Publication Date |
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| CN203234752U true CN203234752U (en) | 2013-10-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201320185198 Expired - Fee Related CN203234752U (en) | 2013-04-12 | 2013-04-12 | Shoulder joint experimental apparatus with angle thereof capable of being adjusted freely within multiple planes |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105616010A (en) * | 2015-12-21 | 2016-06-01 | 北京积水潭医院 | Biomechanical test rack for cadaver shoulder joint specimen |
| CN107328709A (en) * | 2017-08-16 | 2017-11-07 | 北京大学第三医院 | A kind of device for realizing shoulder joint stability measurement |
| CN107702978A (en) * | 2017-09-22 | 2018-02-16 | 赵金忠 | A kind of external bionical power of shoulder joint loads and its Function detection experiment porch |
| CN108106768A (en) * | 2018-02-07 | 2018-06-01 | 内蒙古自治区人民医院（内蒙古自治区肿瘤研究所） | A kind of knee joint stationary fixture for the test of knee joint contact mechanics |
| CN110464478A (en) * | 2019-08-01 | 2019-11-19 | 赵华国 | Percutaneous children's supracondylar fracture resets measuring device |
| CN113080942A (en) * | 2021-03-25 | 2021-07-09 | 孙美义 | Joint rotation axis positioning instrument and positioning method |
-
2013
- 2013-04-12 CN CN 201320185198 patent/CN203234752U/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105616010A (en) * | 2015-12-21 | 2016-06-01 | 北京积水潭医院 | Biomechanical test rack for cadaver shoulder joint specimen |
| CN105616010B (en) * | 2015-12-21 | 2017-10-10 | 北京积水潭医院 | A kind of biomechanical test frame for corpse shoulder joint sample |
| CN107328709A (en) * | 2017-08-16 | 2017-11-07 | 北京大学第三医院 | A kind of device for realizing shoulder joint stability measurement |
| CN107328709B (en) * | 2017-08-16 | 2023-04-07 | 北京大学第三医院 | Device for realizing shoulder joint stability measurement |
| CN107702978A (en) * | 2017-09-22 | 2018-02-16 | 赵金忠 | A kind of external bionical power of shoulder joint loads and its Function detection experiment porch |
| CN107702978B (en) * | 2017-09-22 | 2024-03-19 | 上海逸动医学科技有限公司 | In-vitro shoulder joint bionic force loading and function detection experiment platform thereof |
| CN108106768A (en) * | 2018-02-07 | 2018-06-01 | 内蒙古自治区人民医院（内蒙古自治区肿瘤研究所） | A kind of knee joint stationary fixture for the test of knee joint contact mechanics |
| CN108106768B (en) * | 2018-02-07 | 2024-03-08 | 内蒙古自治区人民医院（内蒙古自治区肿瘤研究所） | A knee joint mounting fixture for knee joint contact mechanics test |
| CN110464478A (en) * | 2019-08-01 | 2019-11-19 | 赵华国 | Percutaneous children's supracondylar fracture resets measuring device |
| CN113080942A (en) * | 2021-03-25 | 2021-07-09 | 孙美义 | Joint rotation axis positioning instrument and positioning method |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131016 Termination date: 20160412 |
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| CF01 | Termination of patent right due to non-payment of annual fee |