CN208598758U - Knee joint stretches auxiliary exercise device - Google Patents
Knee joint stretches auxiliary exercise device Download PDFInfo
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- CN208598758U CN208598758U CN201820394702.6U CN201820394702U CN208598758U CN 208598758 U CN208598758 U CN 208598758U CN 201820394702 U CN201820394702 U CN 201820394702U CN 208598758 U CN208598758 U CN 208598758U
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- knee joint
- spring
- curved bar
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- crankshaft
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Abstract
Knee joint disclosed by the utility model stretches auxiliary exercise device, including the combination of stainless steel cord, and joining rod, curved bar, crankshaft, tension spring, spring force adjuster, spring fixed tray and logical condyle assist gyrosphere；The stainless steel cord combination is connect with joining rod, and joining rod is connect by crankshaft with curved bar；One end of the crankshaft is fixed on the sliding slot on joining rod by support shaft, and the other end of the crankshaft is connect by spring fixed tray with curved bar；Horizontal strut is provided on the curved bar, the strut assists gyrosphere to connect with joining rod by logical condyle；The tension spring is built in crankshaft, and tension spring one end is connect with spring fixed tray, and the other end connect around support shaft with spring force adjuster.Knee joint provided by the utility model stretches bending exercising apparatus, structurally reasonable, and it is convenient to operate, and the recovery for providing reasonable science for patient is taken exercise, and wound healing is effectively facilitated, and prevents muscular atrophy, improves range of motion.
Description
Technical field
The utility model relates to the field of medical instrument technology more particularly to knee joint to stretch auxiliary exercise device.
Background technique
Total knee arthroplasty (Total Knee Arthroplasty, TKA) has become advanced stage degeneration Bones and joints
One of surgical intervention mode of the diseases such as inflammation, rheumatoid arthritis, ankylosing spondylitis.Main purpose is to release lesion to close
Pain caused by section corrects joint deformity, improves knee joint function in patients with knee, so that patients ' life quality is improved, as TKA is extensive
Using the function and protecting of postoperative muscle tissue and rehabilitation training are paid more and more attention.
Patient's post-operative recovery is taken exercise mainly by under physician guidance at this stage, and patient is actively held or with hand steered by easy steel
Plate, which grip, shrink and stretching, exercise amplitude are easy not in place, and in the prior art, patient's postoperative muscle exists
Do not have to be easy atrophy under external force, locomitivity is restored after being not easy operation, and patient does muscle under no accurately auxiliary
It stretches, has the risk of excessive tensile, easily cause damage, so that extending recovery time influences resume speed.
Therefore, it needs design knee joint and stretches auxiliary exercise device, preferably protect musculature, prevent muscular atrophy, be
The recovery that patient provides rationally science is taken exercise, and patient postoperative rehabilitation speed is accelerated.
Utility model content
The purpose of this utility model is that in view of the above technical problems, knee joint provided by the utility model stretches auxiliary exercise
Device, it is structurally reasonable, exercise is stretched by reasonable knee joint, in short-term after surgery, promotes wound healing, prevents muscle from withering
Contracting improves range of motion, enhances quadriceps muscle of thigh He hamstring muscular strength.
The technical solution of the utility model
In order to solve the above technical problems, knee joint provided by the utility model stretches auxiliary exercise device, specifically include stainless
The combination of steel cord, joining rod, curved bar, crankshaft, tension spring, spring force adjuster, spring fixed tray and the auxiliary revolution of logical condyle
Ball；The stainless steel cord combination is connect with joining rod, and joining rod is connect by crankshaft with curved bar；One end of the crankshaft passes through
Support shaft is fixed on the sliding slot on joining rod, and the other end of the crankshaft is connect by spring fixed tray with curved bar；It is described curved
Horizontal strut is provided on bar, the strut assists gyrosphere to connect with joining rod by logical condyle；Built in the tension spring
In crankshaft, tension spring one end is connect with spring fixed tray, and the other end connect around support shaft with spring force adjuster.
In the application, when femur and shin bone are in 90 ° of angles, it are set as tension spring and stretch maximum value, tension spring vertex position
In six o'clock of spring fixed tray direction；When carrying out stretching exercise, tension spring fixing end slides into nine o'clock side of spring fixed tray
To position, tension spring is in tendencies toward shrinkage, to provide the power-assisted for being pulled up shank, patient is helped to stretch exercise.
When femur and shin bone are in 90 ° of angles, it is set as tension spring and stretches maximum value, tension spring vertex is fixed positioned at spring
Six o'clock of disk direction；When carrying out shrinking trained, tension spring fixing end slides into spring fixed tray three direction position, pulling force
Spring is in tendencies toward shrinkage, stretches power-assisted of the shank to thigh direction to provide, and helps patient to shrink and takes exercise.
In some embodiments, it further includes knee joint distal end fixed pivot, knee that the knee joint, which stretches bending exercising apparatus,
The combination of stainless steel cord is arranged in joint proximal end fixed pivot and distal femur fixed point, knee joint distal end fixed pivot
The link position of stainless steel cord combination and joining rod, the stock is arranged in end position, knee joint proximal end fixed pivot
The horizontal fragment position of curved bar is arranged in bone distal affixation points；The spring force adjuster is arranged in knee joint distal end fixed pivot
Place.
In some embodiments, the curved bar and strut are fixed by fixed pin, and being horizontally disposed on curved bar has elongated slot, fixed
Pin can be free to slide along the elongated slot on curved bar and be locked.Strut can be moved freely along the elongated slot on curved bar, to adjust strut and rank
The distance between extension bar meets the needs that the knee joint of different patients is taken exercise.
In some embodiments, stainless steel cord combination lower section is equipped with scale plate, is provided with quarter on the scale plate
Spend line.When adjustment spring elastic modulator, i.e. the length of change stainless steel cord combination, by scale plate auxiliary reference, from
And be adjusted according to itself strength condition of patient, guarantee that the soft tissue of knee joint peripheral obtains enough drawings.
In some embodiments, the fixing end of the tension spring can be free to slide along spring fixed tray center.It draws
The fixing end of power spring can be moved along spring fixed tray center, to realize that kneed stretch is bent exercise.
In some embodiments, the position-adjustable of the logical condyle auxiliary gyrosphere, rotary centerline and patient lead to condyle
Line is overlapped.In the technical program, leading to condyle auxiliary gyrosphere has more freedom degrees, and it is more preferable that knee joint stretches bending exercising apparatus
Fitting limbs of patient, it is ensured that exercising apparatus take exercise when stability, auxiliary patient's knee joint when resuming training bend and stretch rotation
Turn.
The utility model the utility model has the advantages that
Knee joint provided by the utility model stretches auxiliary exercise device, structurally reasonable, and it is convenient to operate, and passes through reasonable knee
Exercise is stretched in joint, is preferably protected musculature and is prevented muscular atrophy, and the recovery for providing reasonable science for patient is taken exercise, and is added
Fast patient postoperative rehabilitation speed, restores normal walking early, improves patients ' life quality.
Detailed description of the invention
It will be apparent and more hold by made detailed description, the above-mentioned advantage of the utility model in conjunction with the following drawings
Readily understood, these attached drawings are only schematical, are not intended to limit the utility model, in which:
Fig. 1 is the structural schematic diagram that knee joint described in the utility model stretches auxiliary exercise device.
In attached drawing, component representated by each label is as follows:
1. knee joint distal end fixed pivot；2. knee joint proximal end fixed pivot；3. distal femur fixed point；4. spring force
Adjuster；5. scale plate；6. stainless steel cord combines；7. tension spring；8. spring fixed tray；9. logical condyle assists gyrosphere；10.
Joining rod；11. sliding slot；20. curved bar；21. fixed pin；30. strut；40. crankshaft.
Specific embodiment
Fig. 1 is the relevant drawings that knee joint described in the utility model stretches bending exercising apparatus, below with reference to specific implementation
Example and attached drawing, are described in detail the application.
The embodiment recorded herein is the specific specific embodiment of the utility model, for illustrating the utility model
Design, be it is explanatory and illustrative, should not be construed as the limit to the utility model embodiment and the scope of the utility model
System.In addition to the embodiment recorded herein, those skilled in the art can also be public based on the claim of this application book and specification institute
For the content opened using obvious other technical solutions, these technical solutions include using doing to the embodiment recorded herein
The technical solution of any obvious substitutions and modifications out.
The attached drawing of this specification is schematic diagram, aids in illustrating the design of the utility model, it is schematically indicated each section
Shape and its correlation.It note that for the ease of clearly showing the structure of each component of the utility model embodiment, phase
Same reference marker is for indicating identical part.
Knee joint stretches the structural schematic diagram of auxiliary exercise device, as shown in Figure 1, it specifically includes stainless steel cord combination 6,
Joining rod 10, curved bar 20, crankshaft 40, tension spring 7, spring force adjuster 4, spring fixed tray 8 and logical condyle assist gyrosphere
9；The stainless steel cord combination 6 is connect with joining rod 10, and joining rod 10 is connect by crankshaft 40 with curved bar 20；The crankshaft 40
One end be fixed on the sliding slot 11 on joining rod 10 by support shaft 12, the other end of the crankshaft 40 passes through spring fixed tray
8 connect with curved bar 20；Be provided with horizontal strut 30 on the curved bar 20, the strut 30 by logical condyle assist gyrosphere 9 with
Joining rod 10 connects；The tension spring 7 is built in crankshaft 40, and 7 one end of tension spring is connect with spring fixed tray 8, another
One end connect around support shaft 12 with spring force adjuster 4.
In the application, it further includes that knee joint distal end fixed pivot 1, knee joint are close that the knee joint, which stretches bending exercising apparatus,
Fixed pivot 2 and distal femur fixed point 3 are held, the end of stainless steel cord combination 6 is arranged in knee joint distal end fixed pivot 1
Portion position, the link position of stainless steel cord combination 6 with joining rod 10 is arranged in knee joint proximal end fixed pivot 2, described
The horizontal fragment position of curved bar 20 is arranged in distal femur fixed point 3；The setting of spring force adjuster 4 is solid in knee joint distal end
Determine at fulcrum 1.
Fixed pivot 1 bundled fixed in the knee joint distal end is in patient's ankle place on the upper side, the fixed branch in the knee joint proximal end
2 bundled fixeds of point in patient's knee joint hereinafter, 3 bundled fixed of distal femur fixed point is above patient's knee joint at thigh, with
It completes kneed to stretch curved exercise.
The curved bar 20 is fixed by fixed pin 21 with strut 30, and being horizontally disposed on curved bar 20 has elongated slot, and fixed pin 21 can
Elongated slot on curved bar 20 is free to slide and locks.Strut 30 can be moved freely along the elongated slot on curved bar 20, to adjust strut 20
The distance between joining rod 10 meets the needs that the knee joint of different patients is taken exercise.
The distal femur fixed point 3 and proximal tibia fixed point 2 are connected by logical condyle auxiliary gyrosphere 9；The knee closes
Be equipped at section distal end fixed pivot 1 in spring force adjuster 4, spring force adjuster 4 by stainless steel cord combination 6 with
Knee joint proximal end fixed pivot 2 connects；The end of the stainless steel cord combination 6 is connect with tension spring 7, spring fixed tray 8
It is arranged at distal femur fixed point 3, spring fixed tray 8 is connect by tension spring 7 with knee joint proximal end fixed pivot 2.
In this application, it when femur and shin bone are in 90 ° of angles, is set as tension spring 7 and stretches maximum value, tension spring 7 pushes up
Point is located at 8 six o'clock of spring fixed tray direction；When carrying out stretching exercise, 7 fixing end of tension spring slides into spring fixed tray 8 nine
O'clock direction position, tension spring 7 are in tendencies toward shrinkage, to provide the power-assisted for being pulled up shank, patient are helped to stretch exercise.?
When femur and shin bone are in 90 ° of angles, it is set as tension spring 7 and stretches maximum value, 7 vertex of tension spring is located at 8 six points of spring fixed tray
Clock direction；When carrying out shrinking trained, 7 fixing end of tension spring slides into spring fixed tray 8 three direction position, tension spring
7 be in tendencies toward shrinkage, stretches power-assisted of the shank to thigh direction to provide, and helps patient to shrink and takes exercise.
6 lower section of stainless steel cord combination is equipped with scale plate 5, is provided with graduation mark on the scale plate 5.When adjusting bullet
When spring force adjuster 4, i.e., change stainless steel cord combines 6 length, by 5 auxiliary reference of scale plate, thus according to patient
Itself strength condition be adjusted, guarantee that the soft tissue of knee joint peripheral obtains enough drawings.
The fixing end of the tension spring 7 can be free to slide along 8 center of spring fixed tray.The fixation of tension spring 7
End can be moved along 8 center of spring fixed tray, to realize that kneed stretch is bent exercise.
Specifically, tension spring 7 being set as when femur and shin bone are in 90 ° of angles and stretching maximum value, 7 vertex of tension spring is located at
8 six o'clock of spring fixed tray direction；When carrying out stretching exercise, 7 fixing end of tension spring slides into 8 nine o'clock side of spring fixed tray
To position, tension spring 7 is in tendencies toward shrinkage, the power-assisted for being pulled up shank is provided, to help patient to stretch exercise.
When carrying out shrinking trained, 7 fixing end of tension spring slides into spring fixed tray 8 three direction position, pulling force bullet
Spring 7 is in tendencies toward shrinkage, provides and stretches power-assisted of the shank to thigh direction, is taken exercise with helping patient to shrink.
The position-adjustable of the logical condyle auxiliary gyrosphere 9, rotary centerline lead to condyle line with patient and are overlapped.The application
In, leading to condyle auxiliary gyrosphere 9 has more freedom degrees, and knee joint stretches bending exercising apparatus and is preferably bonded limbs of patient,
Ensure that stability of the exercising apparatus when taking exercise, auxiliary patient's knee joint when resuming training bend and stretch rotation.
Compared with prior art, knee joint provided by the utility model stretches auxiliary exercise device, structurally reasonable, passes through conjunction
The knee joint of reason stretches exercise, in short-term after surgery, promotes wound healing, prevents muscular atrophy, improves range of motion,
Enhance quadriceps muscle of thigh He hamstring muscular strength, the recovery for providing reasonable science for patient are taken exercise, quickening patient postoperative rehabilitation speed is early
Day restores normal walking, improves patients ' life quality.
The utility model is not limited to above embodiment, anyone can obtain other under the enlightenment of the utility model
Various forms of products, however, make any variation in its shape or structure, it is all with identical or similar to the present application
Technical solution, all fall within the protection scope of the utility model.
Claims (6)
1. knee joint stretches auxiliary exercise device, which is characterized in that (6) are combined including stainless steel cord, joining rod (10), curved bar
(20), crankshaft (40), tension spring (7), spring force adjuster (4), spring fixed tray (8) and logical condyle auxiliary gyrosphere (9)；
The stainless steel cord combination (6) connect with joining rod (10), and joining rod (10) is connect by crankshaft (40) with curved bar (20)；Institute
State on the sliding slot (11) that one end of crankshaft (40) is fixed on joining rod (10) by support shaft (12), the crankshaft (40) it is another
One end is connect by spring fixed tray (8) with curved bar (20)；Horizontal strut (30), the branch are provided on the curved bar (20)
Bar (30) is connect by logical condyle auxiliary gyrosphere (9) with joining rod (10)；The tension spring (7) is built in crankshaft (40),
Tension spring (7) one end is connect with spring fixed tray (8), and the other end is around support shaft (12) and spring force adjuster (4)
Connection.
2. knee joint stretches auxiliary exercise device according to claim 1, which is characterized in that the knee joint stretches bending and takes exercise
Device further includes knee joint distal end fixed pivot (1), knee joint proximal end fixed pivot (2) and distal femur fixed point (3), described
End position of knee joint distal end fixed pivot (1) setting in stainless steel cord combination (6), knee joint proximal end fixed pivot
(2) link position in stainless steel cord combination (6) and joining rod (10) is set, and distal femur fixed point (3) setting exists
The horizontal fragment position of curved bar (20)；The spring force adjuster (4) is arranged at knee joint distal end fixed pivot (1).
3. knee joint stretches auxiliary exercise device according to claim 1, which is characterized in that the curved bar (20) and strut (30)
Fixed by fixed pin (21), being horizontally disposed on curved bar (20) has elongated slot, and fixed pin (21) can be along the elongated slot on curved bar (20) certainly
By sliding and locking.
4. knee joint stretches auxiliary exercise device according to claim 1, which is characterized in that the stainless steel cord combines (6)
Lower section is equipped with scale plate (5), is provided with graduation mark on the scale plate (5).
5. knee joint stretches auxiliary exercise device according to claim 1, which is characterized in that the fixation of the tension spring (7)
End can be free to slide along spring fixed tray (8) center.
6. knee joint stretches auxiliary exercise device according to claim 1, which is characterized in that logical condyle auxiliary gyrosphere (9)
Position-adjustable, rotary centerline and patient are led to condyle line and are overlapped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820394702.6U CN208598758U (en) | 2018-03-22 | 2018-03-22 | Knee joint stretches auxiliary exercise device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820394702.6U CN208598758U (en) | 2018-03-22 | 2018-03-22 | Knee joint stretches auxiliary exercise device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208598758U true CN208598758U (en) | 2019-03-15 |
Family
ID=65660635
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820394702.6U Active CN208598758U (en) | 2018-03-22 | 2018-03-22 | Knee joint stretches auxiliary exercise device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208598758U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108433937A (en) * | 2018-03-22 | 2018-08-24 | 中国人民解放军总医院 | Knee joint stretches auxiliary exercise device |
-
2018
- 2018-03-22 CN CN201820394702.6U patent/CN208598758U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108433937A (en) * | 2018-03-22 | 2018-08-24 | 中国人民解放军总医院 | Knee joint stretches auxiliary exercise device |
| CN108433937B (en) * | 2018-03-22 | 2023-11-24 | 中国人民解放军总医院 | Auxiliary exerciser for knee joint straightening |
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