CN107648014A - A kind of meniscus of knee joint recovery device after operation - Google Patents
A kind of meniscus of knee joint recovery device after operation Download PDFInfo
- Publication number
- CN107648014A CN107648014A CN201711164050.3A CN201711164050A CN107648014A CN 107648014 A CN107648014 A CN 107648014A CN 201711164050 A CN201711164050 A CN 201711164050A CN 107648014 A CN107648014 A CN 107648014A
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- plate
- knee joint
- motor
- guide rod
- shank
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61H—PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
- A61H1/00—Apparatus for passive exercising; Vibrating apparatus ; Chiropractic devices, e.g. body impacting devices, external devices for briefly extending or aligning unbroken bones
- A61H1/02—Stretching or bending or torsioning apparatus for exercising
- A61H1/0214—Stretching or bending or torsioning apparatus for exercising by rotating cycling movement
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61H—PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
- A61H1/00—Apparatus for passive exercising; Vibrating apparatus ; Chiropractic devices, e.g. body impacting devices, external devices for briefly extending or aligning unbroken bones
- A61H1/02—Stretching or bending or torsioning apparatus for exercising
- A61H1/0237—Stretching or bending or torsioning apparatus for exercising for the lower limbs
- A61H1/024—Knee
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61H—PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
- A61H2201/00—Characteristics of apparatus not provided for in the preceding codes
- A61H2201/01—Constructive details
- A61H2201/0173—Means for preventing injuries
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61H—PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
- A61H2201/00—Characteristics of apparatus not provided for in the preceding codes
- A61H2201/01—Constructive details
- A61H2201/0192—Specific means for adjusting dimensions
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61H—PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
- A61H2201/00—Characteristics of apparatus not provided for in the preceding codes
- A61H2201/16—Physical interface with patient
- A61H2201/1602—Physical interface with patient kind of interface, e.g. head rest, knee support or lumbar support
- A61H2201/164—Feet or leg, e.g. pedal
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61H—PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
- A61H2201/00—Characteristics of apparatus not provided for in the preceding codes
- A61H2201/16—Physical interface with patient
- A61H2201/1602—Physical interface with patient kind of interface, e.g. head rest, knee support or lumbar support
- A61H2201/165—Wearable interfaces
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61H—PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
- A61H2201/00—Characteristics of apparatus not provided for in the preceding codes
- A61H2201/16—Physical interface with patient
- A61H2201/1683—Surface of interface
- A61H2201/169—Physical characteristics of the surface, e.g. material, relief, texture or indicia
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61H—PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
- A61H2201/00—Characteristics of apparatus not provided for in the preceding codes
- A61H2201/16—Physical interface with patient
- A61H2201/1683—Surface of interface
- A61H2201/169—Physical characteristics of the surface, e.g. material, relief, texture or indicia
- A61H2201/1697—Breathability of the material
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61H—PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
- A61H2205/00—Devices for specific parts of the body
- A61H2205/10—Leg
- A61H2205/102—Knee
Abstract
A kind of meniscus of knee joint recovery device after operation of the present invention discloses one kind by forming gusseted between guide rod and thigh, shank, the angle changed between thigh shank is shortened by the reciprocal stretching of guide rod, carries out the device of the bending straightening rehabilitation training of knee.It is characterized in that motor is placed on motor fixing plate, two guide rod one end are vertically arranged in motor fixing plate bottom, and it is symmetric, two retainer rings are placed on guide rod, one of retainer ring is located at the other end of guide rod, another retainer ring is close to one end of guide rod, the both ends of screw rod are correspondingly placed in retainer ring by bearing respectively, and one end is connected with the motor shaft of motor, slip ring is placed on screw rod medium position, swivel nut is placed between slip ring and screw rod, the slip ring is placed on guide rod, guide sleeve is equipped between slip cap and guide rod, two sliding bar one end are vertically arranged in slip ring bottom, and pass through a retainer ring.
Description
Technical field
A kind of meniscus of knee joint recovery device after operation of the present invention, after being related to a kind of meniscus replacing in knee joint,
The device of rehabilitation training is carried out to the break-in between meniscus and bone, belongs to medical facilities field.More particularly to one kind passes through
Gusseted is formed between guide rod and thigh, shank, by between the reciprocal stretching shortening change thigh shank of guide rod
Angle, carry out the device of the bending straightening rehabilitation training of knee.
Background technology
At present, the problem of meniscus is damaged often occurs in right daily exercise, and after surgery, knee joint position is more steady
It is fixed, but without any consciousness, it is therefore desirable to the training of adaptability is carried out, the collaboration come between break-in new meniscus and bone
Property, and need the bending by knee, straightening to carry out reciprocal break-in for the rehabilitation of meniscus, traditional rehabilitation training is all
It is after knee stretches, is fixed by weight, the weight of corresponding weight is placed on knee, straightening is carried out by external force,
The condition of the injury with reference to patient is needed when placing weight, the mode of this straightening easily shifts when placing weight, and patient
Leg is fixed, the movement of meeting physiological when carrying out straightening, and the adjustment of weight of weight is more difficult, existing rehabilitation equipment master
If by bracket assembly, the training carried out both for muscle group, thigh and shank are completely fixed respectively, Ran Houtong
The motion for crossing support drives leg exercise, and the motion path of equipment can not be at a fully engaged with the limbs of patient, and driving, leg is curved
It is bent.In straightening procedure, path difference can be caused to cause meniscus to be damaged again, influence rehabilitation progress, and functions of the equipments are single, body
Product both bulk, cost is high, is not suitable for daily rehabilitation training and uses,
Publication number CN105055119A discloses a kind of training device for knee joint rehabilitation, including thigh support board, drawstring and knee joint
Wrap device, upper surface front side covering one panel of installation of thigh support board, is provided with gear train between panel and thigh support board
Take-up device, locking and release device, device for measuring force, drawstring one end are fixedly connected with gear train take-up device, and gear train tenses
Device can be tightened up drawstring.The drawstring other end outwards passes panel and is connected with knee joint Wrap device.Thigh support board
Side is provided with spanner, and spanner drives gear train take-up device to rotate and tightened up drawstring.Power on device for measuring force measurement drawstring,
Gear train take-up device is locked or discharged by locking and release device, and one is fixed with rear side of the upper surface of thigh support board
Slideway, slide on slideway and ankle bearing is set, the invention carries out straightening training by stretching to knee, passes through the song of patient itself
Leg carries out bending exercise, does not have external force to be aided in bending, and the break-in to the meniscus in knee joint can not be carried out thoroughly,
Rehabilitation training is influenceed, and bends and is separated with two steps of straightening, it is impossible to carries out, is wasted time and energy with changing step simultaneously.
The content of the invention
In order to improve the above situation, a kind of meniscus of knee joint recovery device after operation of the present invention provides one kind and passes through guiding
Gusseted is formed between bar and thigh, shank, the angle changed between thigh shank is shortened by the reciprocal stretching of guide rod,
Carry out the device of the bending straightening rehabilitation training of knee.
A kind of meniscus of knee joint recovery device after operation of the present invention is realized in：A kind of meniscus of knee joint of the present invention
Recovery device after operation is made up of drive device, upper fixing device and lower fixing device, and drive device is by motor fixing plate, driving electricity
Machine, retainer ring, firm banking, sliding bar, guide sleeve, swivel nut, screw rod, slip ring, bearing and guide post group are into motor is put
In on motor fixing plate, two guide rod one end are vertically arranged in motor fixing plate bottom, and are symmetric, and two retainer rings are put
In on guide rod, one of retainer ring is located at the other end of guide rod, and another retainer ring is close to one end of guide rod, screw rod
Both ends be correspondingly placed in respectively by bearing in retainer ring, and one end is connected with the motor shaft of motor, and slip ring is nested with
In screw rod medium position, swivel nut is placed between slip ring and screw rod, and the slip ring is placed on guide rod, slip cap and guiding
Guide sleeve is equipped between bar, two sliding bar one end are vertically arranged in slip ring bottom, and pass through a retainer ring, retainer ring and cunning
Guide sleeve is equipped between lever, the both ends of firm banking correspond to respectively to be placed on the sliding bar other end, and upper fixing device is by connecting
Support, connecting shaft, connecting plate, upper mounted plate, branch supporting bar, bandage, protective plate and connecting pin composition, the both ends of connecting bracket pass through
Connecting pin is placed on motor fixing plate, and the connecting bracket is made up of the bending in the same direction that sheet material is carried out twice in succession, the folding of both sides
Turn of bilge is highly tapered into, and connecting plate is placed in connecting bracket by the way that connecting shaft is rotatable, and the connecting plate is a bending,
Bending angle is 15 °, and the connecting shaft is located at the position of centre of gravity of connecting plate, and one end of upper mounted plate is connected with one end of connecting plate
Connect, 180 ° of formation semicircle arcuations of the other end bending of upper mounted plate, and the radius of top edge is more than the radius of lower edge, it is described on
Fixed plate be copper wire woven networking after, one layer of rubber cushion is wrapped on surface by embedding and injection molding, is provided with fixed plate multiple
Bar-shaped trough, the lower edge of fixed plate are provided with arc groove, and protective plate is placed in the link position of connecting plate and upper mounted plate,
And be covered on the inside of connecting plate, free bandage on protective plate, lower fixing device is by arc groove, bottom plate, fixing groove, fixation
Bar, rotary shaft and axle sleeve composition, fix bar one end are placed on firm banking by the way that axle sleeve is rotatable, and one end of bottom plate passes through
Rotary shaft is placed on the other end of fix bar, and one end of bottom plate is provided with fixing groove, 180 ° of formation of bottom plate one end bending
Semicircle arcuation, and the radius of top edge is more than the radius of lower edge, multiple bar-shaped troughs is provided with the semi arch, positioned at semi arch
The bar-shaped trough of end positions opens up vertically, and intermediate region circumferentially opens up, and semi arch position top edge is provided with arc
Groove, and it is corresponding with the arc groove on upper mounted plate, the other end of bottom plate justifies 1/3rd positions and carries out bending, folding
Curved position is equipped with strap retaining tabs, and the central region of bottom plate is provided with one group of bar-shaped trough, and the bottom plate is copper wire woven
After networking, one layer of rubber cushion is wrapped on surface by embedding and injection molding, foaming processing is done in the side of rubber cushion.
The invention further relates to a kind of application method of meniscus of knee joint recovery device after operation, it is characterised in that in use,
Thigh and the shank bending of rehabilitation clients, is fixed on thigh position so that the arc groove of lower edge by upper mounted plate by bandage
With knee patella top edge be bonded, bottom plate is fixed on shank position so that the arc groove of bottom plate top edge and
The lower edge fitting of kneecap, forms triangle between screw axis and thigh, shank, start motor, motor rotation
Screw rod rotation is driven, screw rod promotes slip ring in slip ring sliding process, to pass through cunning along guide rod slide downward by swivel nut
Lever promotes firm banking to move downwards so that distance becomes big between connecting pin and rotary shaft, while upper mounted plate is around even
Pin gap is rotated, and bottom plate is rotated along rotary shaft, and shank is rotated by knee joint, between thigh and shank
Angle is become larger, and knee joint is stretched, when slip ring slides dynamic certain distance and one of triangle along guide rod
It is exceptionally straight between thigh and shank when the length of side is equal to other two length of sides, straightening is carried out to knee joint, motor stops 10-15
Second, then reversely rotating, screw rod pulls slip ring upward sliding by swivel nut, and sliding bar synchronously moves up with fixed base plate,
Now, the distance between connecting pin and rotary shaft taper into, and pull bottom plate to drive shank by fixing axle so that shank
Rotated along knee joint, the angle between shank and thigh tapers into, and carries out knee joint bending, when shank and thigh it
Between angle minimum when, stop the motor work 10-15 seconds, then motor rotates forward, reciprocal to carry out 20-30 groups, to knee
IA meniscus carries out break-in.
Described two guide rod one end are vertically arranged in motor fixing plate bottom, and are symmetric, and can be rotated with screw rod
Formed and coordinated, the rotation of limit slippage ring, be passed to swivel nut and enter line slip along guide rod, it is symmetrical to ensure to slide
The balance of ring both sides, avoids slip ring from being deflected in sliding process；
Another described retainer ring can carry out slidable adjustment along guide rod, enable to form cooperation between two retainer rings,
The moving range of slip ring is formed it is spacing, so that thigh, shank curve transition cause meniscus two when avoiding the slip ring from moving
It is secondary impaired；
The connecting bracket carries out bending in the same direction twice in succession by sheet material and is made, can by connecting bracket steadily be fixed on electricity
In machine fixed plate, avoid in knee joint carries out bending straightening procedure, screw rod and thigh, shank deflect non-coplanar so that
Knee joint is turned round；
The connecting plate is placed in connecting bracket by the way that connecting shaft is rotatable, can coordinate health of the upper mounted plate to different leg types
The thigh of multiple person is fixed so that upper mounted plate and thigh can be bonded completely, be avoided in straightening procedure is bent, upper fixation
The pulling of plate causes thigh tension, influences knee joint bending and stretches；
The connecting shaft is located at the position of centre of gravity of connecting plate, enables to the stress point on connecting plate to concentrate in connecting shaft,
Knee joint is carried out in bending straightening procedure, and stress is also more to concentrate, and can provide support to thigh；
The radius of the top edge is more than the radius of lower edge, and the inner side and thigh surface for enabling to upper mounted plate are closely pasted
Close, knee joint is carried out to provide stable support when bending is stretched；
Fixed plate, can be to leg table after copper wire woven networking, to wrap one layer of rubber cushion on surface by embedding and injection molding
Face is more preferably protected, and avoids epidermis and upper mounted plate from directly contacting to form abrasion and pull, copper wire woven networking can be in rubber cushion
Inside is supported, and protection is formed after being contacted with leg in upper mounted plate；
Multiple bar-shaped troughs are provided with fixed plate, the gravity of upper mounted plate can be mitigated, alleviate the muscle pressure on thigh,
The muscle for avoiding passing through thigh carries out bending to knee joint and stretched so that break-in compatibility can not be carried out between meniscus and bone；
The arc groove that the lower edge of fixed plate is provided with arc groove, and bottom plate, which is formed, to be coordinated, in knee joint
During motion, certain space is provided for kneecap, avoids extruding between upper mounted plate, bottom plate and kneecap so that knee joint
Surface damage；
Foaming processing is done in the side of the rubber cushion, can form multiple projections in rubber cushion so that upper mounted plate, bottom plate and leg
A fixed gap between portion be present, avoid completely and leg fitting is airtight, influence comfortableness；
Reach the purpose of progress rehabilitation training postoperative to first quarter moon wrench.
Beneficial effect.
When the first, avoiding the knee joint bending from stretching, muscle group burden is excessive.
2nd, it can avoid shifting to knee joint stress, influence meniscus rehabilitation.
3rd, it can adapt to leg exercise path.
Brief description of the drawings
Fig. 1 is a kind of three-dimensional structure diagram of meniscus of knee joint recovery device after operation of the present invention.
In accompanying drawing
Wherein part is：Motor fixing plate（1）, motor（2）, connecting bracket（3）, connecting shaft（4）, connecting plate（5）, it is upper solid
Fixed board（6）, branch supporting bar（7）, bandage（8）, protective plate（9）, retainer ring（10）, arc groove（11）, bottom plate（12）, it is fixed
Groove（13）, fix bar（14）, rotary shaft（15）, firm banking（16）, axle sleeve（17）, sliding bar（18）, guide sleeve（19）, swivel nut
（20）, screw rod（21）, slip ring（22）, bearing（23）, connecting pin（24）, guide rod（25）.
Embodiment：
A kind of meniscus of knee joint recovery device after operation of the present invention is realized in：In use, the thigh and shank of rehabilitation clients
Bending, by upper mounted plate（6）Pass through bandage（8）It is fixed on thigh position so that the arc groove of lower edge（11）With knee kneecap
Bone top edge is bonded, by bottom plate（12）It is fixed on shank position so that bottom plate（12）The arc groove of top edge
（11）It is bonded with the lower edge of kneecap, screw rod（21）Triangle is formed between axis and thigh, shank, starts motor（2）,
Motor（2）Rotation drives screw rod（21）Rotation, screw rod（21）Pass through swivel nut（20）Promote slip ring（22）Along guide rod
（25）Slide downward, slip ring（22）In sliding process, pass through sliding bar（18）Promote firm banking（16）Move downwards,
So that connecting pin（24）And rotary shaft（15）Between distance become big, while upper mounted plate（6）Around connecting pin（24）Gap rotates, under
Fixed plate（12）Along rotary shaft（15）Rotated, shank is rotated by knee joint, the angle between thigh and shank by
Gradual change is big, and knee joint is stretched, and works as slip ring（22）Along guide rod（25）Slide dynamic certain distance and the one of triangle
It is exceptionally straight between thigh and shank when the individual length of side is equal to other two length of sides, straightening, motor are carried out to knee joint（2）Stop
The 10-15 seconds, then reversely rotate, screw rod（21）Pass through swivel nut（20）Pull slip ring（22）Upward sliding, sliding bar（18）'s
Synchronously moved up with fixed base plate, now, connecting pin（24）And rotary shaft（15）The distance between taper into, pass through fixing axle
Pull bottom plate（12）Drive shank so that shank is rotated along knee joint, and the angle between shank and thigh is gradual
Diminish, carry out knee joint bending, when the angle minimum between shank and thigh, stop motor（2）Work the 10-15 seconds,
Then motor（2）Rotate forward, it is reciprocal to carry out 20-30 groups, break-in is carried out to the meniscus in knee joint,
Described two guide rods（25）One end is vertically arranged in motor fixing plate（1）Bottom, and being symmetric, can and screw rod
（21）Rotation, which is formed, to be coordinated, limit slippage ring（22）Rotation, be passed to swivel nut（20）Along guide rod（25）Enter line slip,
It is symmetrical to ensure slip ring（22）The balance of both sides, avoids slip ring（22）Deflected in sliding process；
Another described retainer ring（10）Can be along guide rod（25）Slidable adjustment is carried out, enables to two retainer rings（10）It
Between formed coordinate, to slip ring（22）Moving range formed spacing, avoid slip ring（22）Cause that thigh, shank are curved during motion
Bent transition make it that meniscus is secondary impaired；
The connecting bracket（3）The bending in the same direction carried out twice in succession by sheet material is made, can be by connecting bracket（3）Consolidating steadily
It is scheduled on motor fixing plate（1）On, avoid in knee joint carries out bending straightening procedure, screw rod（21）Occur with thigh, shank inclined
Turn non-coplanar so that knee joint is turned round；
The connecting plate（5）Pass through connecting shaft（4）It is rotatable to be placed in connecting bracket（3）On, upper mounted plate can be coordinated（6）It is right
The thigh of the rehabilitation clients of different leg types is fixed so that upper mounted plate（6）It can be completely bonded with thigh, avoid stretching in bending
During straight, upper mounted plate（6）Pulling cause thigh tension, influence knee joint bending and stretch；
The connecting shaft（4）Positioned at connecting plate（5）Position of centre of gravity, enable to connecting plate（5）On stress point concentrate on company
Spindle（4）On, in knee joint carries out bending straightening procedure, stress is also more to concentrate, and can provide support to thigh；
The radius of the top edge is more than the radius of lower edge, enables to upper mounted plate（6）Inner side and thigh surface it is close
Fitting, knee joint is carried out to provide stable support when bending is stretched；
Fixed plate（6）After copper wire woven networking, one layer of rubber cushion is wrapped on surface by embedding and injection molding, can be to leg
Surface is more preferably protected, and avoids epidermis and upper mounted plate（6）Directly contact forms abrasion and pulled, and copper wire woven networking can be
It is supported inside rubber cushion, in upper mounted plate（6）Protection is formed after being contacted with leg；
Fixed plate（6）On be provided with multiple bar-shaped troughs, upper mounted plate can be mitigated（6）Gravity, alleviate thigh on flesh
Meat pressure, the muscle for avoiding passing through thigh carry out bending to knee joint and stretched so that can not be ground between meniscus and bone
Close compatible；
Fixed plate（6）Lower edge be provided with arc groove（11）, and bottom plate（12）On arc groove（11）Shape
Into cooperation, in motion of knee joint, certain space is provided for kneecap, avoids upper mounted plate（6）, bottom plate（12）With kneecap it
Between extrude so that knee joint surface is damaged；
Foaming processing is done in the side of the rubber cushion, can form multiple projections in rubber cushion so that upper mounted plate（6）, bottom plate
（12）A fixed gap between leg be present, avoid completely and leg fitting is airtight, influence comfortableness；
Reach the purpose of progress rehabilitation training postoperative to first quarter moon wrench.
Claims (8)
1. a kind of meniscus of knee joint recovery device after operation, it is characterized in that：By drive device, upper fixing device and lower fixing device
Composition, drive device is by motor fixing plate, motor, retainer ring, firm banking, sliding bar, guide sleeve, swivel nut, screw rod, cunning
Rotating ring, bearing and guide post group are into motor is placed on motor fixing plate, and two guide rod one end are vertically arranged in motor and fixed
Plate bottom, and be symmetric, two retainer rings are placed on guide rod, and one of retainer ring is located at the other end of guide rod,
Another retainer ring is correspondingly placed in retainer ring by bearing respectively close to one end of guide rod, the both ends of screw rod, and one end and
The motor shaft of motor is connected, and slip ring is placed on screw rod medium position, and swivel nut is placed between slip ring and screw rod, described
Slip ring is placed on guide rod, and guide sleeve is equipped between slip cap and guide rod, and two sliding bar one end are vertically arranged in slip
Ring bottom, and a retainer ring is passed through, guide sleeve is equipped between retainer ring and sliding bar, the both ends of firm banking correspond to respectively puts
In on the sliding bar other end, upper fixing device is by connecting bracket, connecting shaft, connecting plate, upper mounted plate, branch supporting bar, bandage, protection
Plate and connecting pin composition, the both ends of connecting bracket are placed on motor fixing plate by connecting pin, and connecting plate can be revolved by connecting shaft
What is turned is placed in connecting bracket, and the connecting shaft is located at the position of centre of gravity of connecting plate, one end of upper mounted plate and the one of connecting plate
End is connected, 180 ° of formation semicircle arcuations of other end bending of upper mounted plate, and the radius of top edge is more than the radius of lower edge,
Multiple bar-shaped troughs are provided with fixed plate, the lower edge of fixed plate is provided with arc groove, and protective plate is placed in connection
The link position of plate and upper mounted plate, and be covered on the inside of connecting plate, free bandage on protective plate, lower fixing device is recessed by arc
Groove, bottom plate, fixing groove, fix bar, rotary shaft and axle sleeve composition, fix bar one end is placed in fixed bottom by the way that axle sleeve is rotatable
On seat, one end of bottom plate is placed on the other end of fix bar by rotary shaft, and one end of bottom plate is provided with fixing groove, under
180 ° of formation semicircle arcuations of fixed plate one end bending, and the radius of top edge is more than the radius of lower edge, the semi arch position
Top edge is provided with arc groove, and corresponding with the arc groove on upper mounted plate, the other end circle 1/3rd of bottom plate
Position carries out bending, and bending position is equipped with strap retaining tabs, and the central region of bottom plate is provided with one group of bar-shaped trough.
A kind of 2. meniscus of knee joint recovery device after operation according to claim 1, it is characterised in that described two guiding
Bar one end is vertically arranged in motor fixing plate bottom, and is symmetric, and can rotate to form cooperation with screw rod, limit slippage ring
Rotation, is passed to swivel nut and enters line slip along guide rod, the symmetrical balance that can ensure slip ring both sides, avoid sliding
Rotating ring deflects in sliding process.
A kind of 3. meniscus of knee joint recovery device after operation according to claim 1, it is characterised in that the connecting bracket
The bending in the same direction carried out twice in succession by sheet material is made, and the bending part of both sides highly tapers into.
4. a kind of meniscus of knee joint recovery device after operation according to claim 1, it is characterised in that the connecting plate is
Bending, bending angle are 15 °.
A kind of 5. meniscus of knee joint recovery device after operation according to claim 1, it is characterised in that fixed plate
After copper wire woven networking, one layer of rubber cushion is wrapped on surface by embedding and injection molding.
6. a kind of meniscus of knee joint recovery device after operation according to claim 1, it is characterised in that on the semi arch
Multiple bar-shaped troughs are provided with, the bar-shaped trough positioned at semi arch end positions opens up vertically, and intermediate region circumferentially opens up.
A kind of 7. meniscus of knee joint recovery device after operation according to claim 1, it is characterised in that the bottom plate
After copper wire woven networking, one layer of rubber cushion is wrapped on surface by embedding and injection molding, foaming processing is done in the side of rubber cushion.
A kind of 8. application method of meniscus of knee joint recovery device after operation, it is characterised in that in use, the thigh of rehabilitation clients and
Shank is bent, and upper mounted plate is fixed on into thigh position by bandage so that the arc groove of lower edge and knee patella top
Edge is bonded, and bottom plate is fixed on into shank position so that the arc groove of bottom plate top edge and the lower edge patch of kneecap
Close, triangle is formed between screw axis and thigh, shank, start motor, motor rotation drives screw rod rotation, spiral shell
Bar promotes slip ring along guide rod slide downward by swivel nut, in slip ring sliding process, passes through sliding bar and promotes fixed bottom
Seat moves downwards so that and distance becomes big between connecting pin and rotary shaft, while upper mounted plate rotates around connecting pin gap, under
Fixed plate is rotated along rotary shaft, and shank is rotated by knee joint, and the angle between thigh and shank becomes larger, right
Knee joint is stretched, when slip ring along guide rod slide dynamic certain distance and, the length of side of triangle be equal to other two
It is exceptionally straight between thigh and shank during the individual length of side, straightening is carried out to knee joint, motor stops the 10-15 seconds, then reversely rotation
Turn, screw rod pulls slip ring upward sliding by swivel nut, and sliding bar synchronously moves up with fixed base plate, now, connecting pin and
The distance between rotary shaft tapers into, and pulls bottom plate to drive shank by fixing axle so that shank enters along knee joint
Row rotation, the angle between shank and thigh taper into, and carry out knee joint bending, when the angle between shank and thigh is minimum
When, stop the motor work 10-15 seconds, then motor rotates forward, reciprocal to carry out 20-30 groups, to the first quarter moon in knee joint
Plate carries out break-in.
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| CN201711164050.3A CN107648014A (en) | 2017-11-21 | 2017-11-21 | A kind of meniscus of knee joint recovery device after operation |
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| CN201711164050.3A CN107648014A (en) | 2017-11-21 | 2017-11-21 | A kind of meniscus of knee joint recovery device after operation |
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| CN109864871A (en) * | 2019-01-29 | 2019-06-11 | 河南省人民医院 | A kind of tumor post-operation shank healing device tool |
| CN113171267A (en) * | 2021-04-21 | 2021-07-27 | 吉林大学第一医院 | Knee joint ligament rupture rehabilitation training device capable of preventing flexion and extension injuries |
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| CN113171267B (en) * | 2021-04-21 | 2022-08-05 | 吉林大学第一医院 | Knee joint ligament rupture rehabilitation training device capable of preventing flexion and extension injuries |
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