CN104887459B - Folding flexible knee joint functional recovery device - Google Patents

Folding flexible knee joint functional recovery device Download PDF

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Publication number
CN104887459B
CN104887459B CN201510349837.1A CN201510349837A CN104887459B CN 104887459 B CN104887459 B CN 104887459B CN 201510349837 A CN201510349837 A CN 201510349837A CN 104887459 B CN104887459 B CN 104887459B
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China
Prior art keywords
knee joint
fixed
thigh
recovery device
extension
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Expired - Fee Related
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CN201510349837.1A
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Chinese (zh)
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CN104887459A (en
Inventor
侯海良
陈洁
成运
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Hunan University of Humanities Science and Technology
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Hunan University of Humanities Science and Technology
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Priority to CN201510349837.1A priority Critical patent/CN104887459B/en
Publication of CN104887459A publication Critical patent/CN104887459A/en
Application granted granted Critical
Publication of CN104887459B publication Critical patent/CN104887459B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The invention discloses a folding flexible knee joint functional recovery device. The folding flexible knee joint functional recovery device comprises a thigh protective tool, an extending frame, a guide frame, a flexible mechanical arm and an air inflation device. The thigh protective tool is fixed to a thigh, and the extending frame extends out of the thigh protective tool; when the folding flexible knee joint functional recovery device works, two guide rods of the guide frame are arranged on the two sides of an ankle joint; the flexible mechanical arm is of a detachable structure, the upper end of the arm is fixed to the top end of the guide frame, a base is fixed to the tail end of the extending frame, the mechanical arm holds the ankle joint, and the flexible mechanical arm is inflated through the air inflation device, and extends to apply downward thrust to the ankle joint under the guidance of the guide frame, so that the knee joint is forced to bend downwards. The length of the mechanical arm is changed through adjustment of the amount of air inflating the flexible mechanical arm so as to achieve the change of the applied force, and the time of the applied force action can be kept when air inflation stops. Compared with the prior art, the folding flexible knee joint functional recovery device is simple in structure and low in cost, can be folded, and is widely suitable for the crowd, free of trauma, convenient to adjust and use, firm and reliable, and humanized in design.

Description

A kind of folding flexibility knee joint function recovery device
Technical field
The invention belongs to technical field of medical instruments is and in particular to a kind of folding flexibility knee joint function recovers dress Put.
Background technology
In sports or generation contingency, peri-knee fractures are the higher fracture of incidence rate to people, but Traditional knee joint and about treat and perform the operation when, usual patient, due to not moving for a long time, leads to arthrodesis at one Position, this is all likely to result in adhesion, stiff or contracture inside and outside joint or tissue, leads to joint stiffness or deformity etc., affects joint Normal function, leave sequela, make troubles to patient's work in the future and life.
Innovation with medical skill and progress, postoperative rehabilitation is increasingly taken seriously, and usual knee joint function recovers Mainly adopt two methods:First method is to be treated by operation, and this method can be by the part of adhesion and contracture Tissue is disposed, and recovers knee joint function to a certain extent, but very likely produces the consequence of cicatrix and adhesion again, if art After can not make restorative exercise in time, also can cause secondary stiff, effect on driving birds is not good;Second method is to make pass with special apparatus Section carries out the slow passive exercise of last longer, by the soft tissue that metabolic processes make cripetura, physiological change occurs And increase, to adapt to stretch curved state, such as CPM machine, the effect of this method is relatively preferable, but must arrive special therapeutic machine Structure, uses under the guidance of doctor, brings great trouble to handicapped patient and household, and electrodynamic instrument can not Ability to bear according to patient reasonably sets exercise, make pain that patient because be difficult to bears and be difficult to partner treatment it is impossible to Do not reach good recovery effects.Therefore, optimal solution is to buy to supply patient to be that spendable knee joint closes at home Section functional rehabilitation device.But at present, this device is considerably less on the market, and there is inconvenient operation or heavier, no It is larger and the defect such as be inconvenient to carry that method folds floor space, and existing knee joint function recovery device is rigid mount, treatment Experience is poor.
Content of the invention
For prior art defect, it is an object of the invention to provide a kind of structure is simple, easily operated, can fold, Flexible knee joint function recovery device easy to carry, that force is controlled.
Concrete technical scheme of the present invention is as follows:
A kind of folding flexibility knee joint function recovery device, including thigh protector, Extension support, guiding carrier, flexible machine Tool handss and aerating device.
Described Extension support is arranged on described thigh protector, and described guiding carrier is rotated with described Extension support and is connected, described soft Property mechanical hand be detachable apparatus, during work, and be located at installing described flexible manipulator and described prolong inside described guiding carrier Stretch frame lower end, described Extension support can stretch along thigh direction, described aerating device is used for flexible manipulator inflation.
Described thigh protector includes upper holder, lower fixed frame, big leg guard, fixing band and three connecting rods;Described solid Determine to connect by connecting rod between frame and described lower fixed frame, described connecting rod can stretch, upper and lower fixed mount can be fixed on greatly The suitable position of lower limb, the middle part of described lower fixed frame is provided with two metals every two metals have three on correspondence position respectively Through hole, for limiting the sliding scale of Extension support;
Further, all in circular arc closed-in construction, arc-shaped structure is permissible for fixed frame and described lower fixed frame Preferably fit with thigh surface;
Further, close on the upside of fixed frame and be provided with card article, the extension rod packed up is fixed;
Further, the position that big leg guard and upper and lower fixed mount are contacted with thigh is equipped with cushion;
Further, it is provided with thigh protective pad below big leg guard and upper and lower fixed mount;
Further, described three connecting rods are Collapsible structure, can be adjusted according to the thigh length of different people.
Described Extension support includes extension rod, upper half arc of circle piece and lower semi-circular arc piece, and described extension rod is through institute respectively State in the through hole on lower fixed frame, can be to slide in through hole;Extension rod can be stretched out from thigh protector during use, can To stretch movement according to actual needs, with the stressed effect having ensured, when upper half arc of circle piece contacting metal every when, extension rod is not Can stretch further along;
Described extension rod is 2-3 root, and extension rod upper end is fixed on upper half arc of circle piece, lower end is fixed on lower semi-circular arc piece On, and it is respectively equipped with fixing clasp, extension rod can be separately fixed on the connecting rod of described thigh protector for described fixing clasp, Prevent extension rod during work from sliding;
Further, the extension rod lower end of described Extension support both sides is respectively provided with long slot bore, and in the hole carries broached-tooth design, institute State long slot bore upper and lower and be equipped with strengthening steel bar, be used for preventing extension rod during stress from rupturing in tapping.
Described guiding carrier includes two guide rods, two angle modulation pieces and cingulum;
Described guide rod is connected with the extension rod on Extension support both sides by rivet;Described angle modulation piece one end is fixed on guide rod, The other end is fixed on the long slot bore of extension rod by fixing nut, ensures that during training, guiding carrier is not by the stability of triangle Can swing, pass through to adjust the angle that position in long slot bore for the fixing nut can adjust Extension support and guiding carrier simultaneously;Described button Band is mainly used for described flexible manipulator is fixed on described guide rod, prevents flexible manipulator from swinging.
Described flexible manipulator includes the fixing pad of ring for fixing, mechanical hand, base and ankle joint, and flexible mechanical watch face is ripple Stricture of vagina face, described base is fixed on described Extension support lower semi-circular arc piece;Described ring for fixing is passed through in described flexible manipulator upper end It is fixed on described guide rod topmost, when described mechanical hand extends, being subject to of the described base described ring for fixing of reduction is withstood in arm upper end Power, arm lower end is connected by the fixing pad of described adhesive tape and described ankle joint;The fixing pad of described ankle joint is fixed on the ankle of patient To disperse the stress of ankle joint on joint, prevent ankle joint local pressure excessive and cause numbness or other uncomfortable.
Described aerating device is mainly used in inflating to flexible manipulator, including airway, charging valve, deflating valve with inflate Equipment, charging valve and deflating valve are fixed on flexible mechanical arm and facilitate patient certainly it is possible to be extended out by airway Master is inflated;Airway one end is connected with charging valve, and the other end takes gas equipment by snap ring;Equipment of inflating is inflator Or small-sized electric inflating pump.
Thigh protector is fixed on thigh by binder, Extension support extends out from thigh protector, guiding carrier and extension Frame is combined by rivet, and during work, two extension rods of guiding carrier divide and are listed in ankle joint both sides, and flexible manipulator is detachable knot Structure, arm upper end is fixed on guiding carrier top, and the base of mechanical hand is fixed on Extension support end, and machinery holds ankle joint, leads to Overcharge device of air to inflate to flexible manipulator, under the guiding of guiding carrier, flexible manipulator elongation applies downward to ankle joint Thrust, forces knee joint to be bent downwardly.The length of mechanical hand is changed by the air capacity that adjustment is filled with flexible manipulator and realizes The change of force size, stops the time that inflation can keep force effect.
The action principle of the present invention is different from existing mechanical type knee joint function recovery device, and existing device passes through to apply Plus mechanical force is on human body, make knee joint bending certain angle, its active force is rigidity, forces knee bends, active force Do not buffer, and most of point of application is shank position, need very big active force could force knee bends, and the present invention is sharp With lever principle, when carrying out knee joint training, knee joint is equivalent to the strong point, and the force application part of the present invention is ankle, Thus only need to less active force and just can obtain larger moment, thus forcing knee joint bending, the force applying device of device is Flexible manipulator, to be exerted a force by making it extend flexible manipulator inflation, the active force of applying is flexible, and active force is permissible By controlling aeration quantity arbitrarily to adjust it is also possible to keep the action time of force by stopping inflation, can reach more preferably Therapeutic effect it is also possible to reach more preferable experience effect.And mechanical hand be can ensure that by the guiding carrier of this device Do not need to apply very big power and just obtain larger moment, during training knee joint, knee is equivalent to rotating shaft, and shank is equivalent to thick stick Bar, when guide rod is vertical with shank, moment can reach maximum, and the power now applying very little can make knee bends so that adjusting Section uses simpler convenience.
The invention has the advantages that:
1st, structure is simple, low cost.Parts used by this device are common parts, simple structure and Financial cost Low.
2nd, foldable, easy to carry.This device is foldable, can be according to the random installing/dismounting of the practical situation of patient;Both may be used For house recuperation knee joint bending have the patient of obstacle using it can also be used to hospital and rehabilitation center to do knee joint function extensive Multiple auxiliary treatment.
3rd, it is suitable for crowd wide.Thigh protector connecting rod is scalable, is adapted to the different people of height, can use for adult, Can also use for child, applicable crowd is wide.
4th, physics is trained it is not necessary to perform the operation, non-invasive.This device is external fixer, mainly carries out physics to affected part Training, need not perform the operation, will not bring wound.
5th, regulation is easy to use.Using aerating device, the size that exerts a force and time can arbitrarily adjust, easy to operate, force Size, completely by Patients' rights, can effectively avoid the excessive accident causing that exerts a force;By adjusting length and the guiding of Extension support Frame to adjust force direction with the angle of Extension support, and force size to be determined by the gas flow being filled with flexible manipulator, inflation dress Put by Patients' rights, inflate more, the downward pressure of flexible manipulator generation is bigger, and kneed angle of bend is bigger.Patient Can be good at promoting kneed functional rehabilitation according to oneself sensation adjustment aeration quantity of itself.
6th, solid and reliable.Described angle modulation piece one end is fixed on guide rod, and the other end is fixed on extension rod by fixing nut Long slot bore on, construct triangularity, using triangle stability ensure training when guiding carrier will not swing;Increased guiding Frame, using lever principle, applies less power and can achieve larger moment, and moment is firmly steady;In device, many places are provided with surely Gu intensifying device, such as fixing clasp is provided with extension rod, long slot bore upper and lower is equipped with strengthening steel bar etc..
7th, humanization designing.Thigh protector is tied up on the thigh of patient, and its length can be entered according to the thigh length of patient Row adjustment, big leg guard plays a part to protect thigh, and the patient having an operation for thigh is particularly important;Ankle in flexible manipulator Arthrodesis pad can grip ankle joint in palmation, and carries adhesive tape on fixing pad, and adhesive tape will be able to be fixed from multiple angles Pad is fitted on ankle joint;Control the angle of Extension support and guiding carrier using angle modulation piece, can be in the different bending rank of knee joint Section, flexible manipulator has preferable force direction.
Brief description
The structural representation of Fig. 1 present invention;
Fig. 2 folded state of the present invention schematic diagram;
The thigh protecting utensil structure schematic diagram of Fig. 3 present invention;
The side extension rod structural representation of Fig. 4 present invention;
The Extension support of Fig. 5 present invention and guiding carrier angular adjustment schematic diagram;
The guiding carrier structural representation being provided with flexible manipulator of Fig. 6 present invention;
The cingulum structural representation of Fig. 7 present invention;
The fixing snap ring structure schematic diagram of Fig. 8 present invention;
Fig. 9 use state of the present invention schematic diagram.
Description of reference numerals:1st, upper holder;2nd, connecting rod;3rd, big leg guard;4th, thigh protective pad;5th, fixing band;6th, lower solid Determine frame;7th, metal every;8th, upper half arc of circle piece;9th, fixing clasp;10th, extension rod;11st, lower semi-circular arc piece;12nd, base;13、 Ring for fixing;14th, charging valve and deflating valve;15th, angle modulation piece;16th, mechanical hand;17th, the fixing pad of ankle joint;18th, adhesive tape;19th, lead Bar;20th, long slot bore;21st, broached-tooth design;22nd, strengthen steel bar;23rd, fixing nut;24th, cingulum.
Specific embodiment
Below in conjunction with the accompanying drawings technical scheme is further illustrated by specific embodiment.
As shown in figure 1, the present invention provides a kind of folding flexibility knee joint function recovery device, including thigh protector, Extension support, guiding carrier, flexible manipulator and aerating device.
Extension support is arranged on thigh protector, and guiding carrier is rotated with Extension support and is connected, and described flexible manipulator is detachable Device, during work, described flexible manipulator is arranged on inside described guiding carrier and is located at described Extension support lower end, described extension Frame can stretch along thigh direction, and described aerating device is used for flexible manipulator inflation.
Thigh protector includes upper holder 1, lower fixed frame 6, big leg guard 3, fixing band 5 and connecting rod 2, upper holder 1 He All in lonely shape closed-in construction, the place contacting with lower limb below fixed mount is equipped with cushion to lower fixed frame 6;Connecting rod 2 is three and is Collapsible structure, can be adjusted according to the thigh length of different people, and its two ends is separately fixed at upper holder 1 and lower fixation Frame 6 upper;Upper holder 1 upside closing, upper holder 1 has card article be used for fixing the extension rod packed up, in lower fixed frame 6 There are two metals in portion every 7, and metal respectively has three through holes above 7;Extension rod 10 in Extension support is worn in through-holes, big leg guard 3rd, it is provided with thigh protective pad 4 below upper holder 1 and lower fixed frame 6.
Extension support includes 2-3 root extension rod 10, upper half arc of circle piece 8 and lower semi-circular arc piece 11;Extension rod 10 two ends are divided It is not fixed on upper half arc of circle piece 8 and lower semi-circular arc piece 11, extension rod 10 is through thigh protector metal respectively every three of 7 In through hole, extension rod 10 can slide in through-holes, extension rod 10 can be stretched out from thigh protector, when upper during use Semi-circular arc piece 8 contacting metal every when, extension rod 10 can not stretch further along.For the stressed effect having ensured, extension rod 10 Can stretch according to actual needs, every extension rod is respectively equipped with fixing clasp 9, fixing clasp 9 can be by 10 points of extension rod It is not fixed on the connecting rod 2 of described thigh protector, prevent extension rod 10 during work from sliding.Extension rod lower end positioned at both sides carries Long slot bore 20, in the hole has broached-tooth design 21, for adjusting the angle of Extension support and guiding carrier, in the different bending rank of knee joint Section, can ensure that flexible manipulator has preferable force direction.Strengthening steel bar 22 is separately fixed at the upper and lower of long slot bore 20, uses When preventing stress, extension rod 10 ruptures in tapping.
Guiding carrier is made up of 19, two angle modulation pieces 15 of two guide rods and cingulum 24;Have on described guide rod 19 by rivet with The extension rod 10 on Extension support both sides is connected;Described angle modulation piece 15 one end is fixed on guide rod, and it is solid that the other end passes through fixing nut 23 It is scheduled on the long slot bore 20 of extension rod 10, ensure that during training, guiding carrier will not swing, and passes through by the stability of triangle simultaneously Adjustment position in long slot bore 20 for the fixing nut 23 can adjust the angle of Extension support and guiding carrier;Described cingulum 24 is mainly to be used In being fixed on flexible manipulator on guide rod, prevent flexible manipulator from swinging.
Flexible manipulator includes ring for fixing 13, mechanical hand 16, base 12 and ankle joint and fixes pad 17, flexible mechanical watch face For corrugated surface, flexible manipulator upper end is fixed on guide rod 19 topmost by ring for fixing 13, and base 12 is fixed under Extension support On semi-circular arc piece 11, when mechanical hand extends, the stress that base reduces ring for fixing 13 is withstood in arm upper end, and adhesive tape 18 is passed through in lower end Pad 17 fixing with ankle joint is connected, and the fixing pad 17 of ankle joint is fixed on the ankle joint of patient to disperse the stress of ankle joint, prevents Stop ankle joint local pressure excessive and cause numbness or other uncomfortable.
Aerating device is mainly used in inflating to flexible manipulator, including airway, inflates equipment and charging valve and venting Mouth 14, charging valve and deflating valve 14 are fixed on flexible mechanical arm it is possible to be extended out by airway facilitate patient Independently it is inflated;Airway one end is connected with charging valve, and the other end takes gas equipment by snap ring, and equipment of inflating is to inflate Cylinder or small-sized electric inflating pump.
Thigh protector is fixed on thigh, and Extension support extends out from thigh protector, and guiding carrier passes through rivet with Extension support In conjunction with during work, two guide rods of guiding carrier divide and are listed in ankle joint both sides, and flexible manipulator is demountable structure, and arm upper end is solid It is scheduled on guiding carrier top, the base of mechanical hand is fixed on Extension support end, and machinery holds ankle joint, given by aerating device soft Property mechanical hand inflation, under the guiding of guiding carrier, flexible manipulator elongation applies downward thrust to ankle joint, forces knee joint It is bent downwardly.The length of mechanical hand is changed by the air capacity that adjustment is filled with flexible manipulator and realizes the change of force size, Stop the time that inflation can keep force effect.
It is below the exemplary embodiment of the present invention:
Mechanical hand 16 is fixed on guiding carrier, thigh protector is placed in the appropriate location of patient thigh, Extension support is from big Pull out in lower limb protector, adjust the position of fixing nut 23 and the drawing of Extension support on guiding carrier according to kneed active situation Go out length, ensure that the power that mechanical hand 16 applies to ankle joint is vertical with shank as far as possible, using fixing clasp 9, Extension support is fixed on On the connecting rod of thigh protector, by inflating to mechanical hand, mechanical hand extends makes knee joint to one downward power of ankle joint applying Bending, this power can be adjusted by changing aeration quantity, stops when knee joint has slight sense of discomfort inflating and tieing up Hold certain time, so force the tissue such as rigid tendon elongated.But when the kneed sense of urgency disappears, can be by continuing to fill Gas increases kneed angle of bend, promotes tendon etc. further elongated, can recover knee joint work(by long exercise Energy.
Compared with prior art, this knee joint function recovery device has that structure is simple, easily operated, can fold, take Band is convenient, exert a force the advantage such as controlled.
Be more than exemplary description has been carried out to the present invention it is clear that the present invention realize do not limited by aforesaid way System, as long as employing the various improvement that technical solution of the present invention is carried out, or the not improved design by the present invention and technical scheme Directly apply to other occasions, all within the scope of the present invention.

Claims (9)

1. a kind of folding flexibility knee joint function recovery device is it is characterised in that include thigh protector, Extension support, guiding Frame, flexible manipulator and aerating device;
Described Extension support is arranged on thigh protector, and described guiding carrier is rotated with Extension support and is connected, and described flexible manipulator is can Provision for disengagement, during work, described flexible manipulator is arranged on inside described guiding carrier and is located at described Extension support lower end, described Extension support can stretch along thigh direction, and described aerating device is used for flexible manipulator inflation;
Described thigh protector includes upper holder (1), lower fixed frame (6), big leg guard (3), fixing band (5) and three connecting rods (2);Pass through connecting rod (2) between upper holder (1) and lower fixed frame (6) to connect;Described three connecting rods (2) are Collapsible structure, Can be adjusted according to the thigh length of different people, and it is suitable that upper holder (1) and lower fixed frame (6) are fixed on thigh Position;The middle part of described lower fixed frame (6) is provided with two metals every (7), and two metals have three through holes respectively every upper;
Described Extension support includes extension rod (10), upper half arc of circle piece (8) and lower semi-circular arc piece (11), described extension rod (10) It is through respectively in the through hole on described lower fixed frame (6), can slide in through-holes;Can be extension rod (10) from big during use Stretch out in lower limb protector, when upper half arc of circle piece (8) contacting metal every when, extension rod (10) can not stretch further along;
Described guiding carrier includes two guide rods (19), two angle modulation pieces (15) and cingulum (24);Described guide rod (19) passes through rivet It is connected with the extension rod on Extension support both sides;Described angle modulation piece (15) one end is fixed on guide rod (19), and the other end passes through fixing spiral shell Mother is fixed on the long slot bore (20) of extension rod (10), ensures that during training, guiding carrier will not swing by the stability of triangle, Pass through to adjust the angle that position in long slot bore (20) for the fixing nut (23) can adjust Extension support and guiding carrier simultaneously;Described button Band (24) is used for for described flexible manipulator being fixed on described guide rod (19), prevents flexible manipulator from swinging;
Described flexible manipulator includes the fixing pad (17) of ring for fixing (13), mechanical hand (16), base (12) and ankle joint, described machine Tool handss (16) surface is corrugated surface, and described base (12) is fixed on described Extension support lower semi-circular arc piece (11);Described machinery End is fixed on described guide rod (19) topmost by described ring for fixing (13) on hand, arm upper end when described mechanical hand (16) extends Withstand the stress that described base (12) reduces described ring for fixing (13), arm lower end is fixed by adhesive tape (18) and described ankle joint Pad (17) is connected;
Described aerating device is mainly used in inflating to flexible manipulator, including airway, inflates equipment and charging valve and venting Mouth (14), charging valve and deflating valve (14) are fixed on flexible mechanical arm it is possible to be extended out conveniently by airway Patient is independently inflated;Airway one end is connected with charging valve, and the other end takes gas equipment by snap ring.
2. one kind according to claim 1 folding flexibility knee joint function recovery device is it is characterised in that on described Fixed mount (1) and described lower fixed frame (6) are all in circular arc closed-in construction.
3. one kind according to claim 1 folding flexibility knee joint function recovery device is it is characterised in that on described Close the fixing card article of the extension rod packed up (10) on the upside of fixed mount (1) and be provided with.
4. according to the folding flexibility knee joint function recovery device of the one kind described in claim 1 it is characterised in that big leg guard And the position that contacts with thigh with lower fixed frame (6) of upper holder (1) is equipped with cushion (3).
5. according to the folding flexibility knee joint function recovery device of the one kind described in claim 1 it is characterised in that big leg guard (3), it is provided with thigh protective pad (4) below upper holder (1) and lower fixed frame (6).
6. according to the folding flexibility knee joint function recovery device of the one kind described in claim 1 it is characterised in that described two Lead to the hole site on (7) for the metal is corresponding respectively.
7. according to the folding flexibility knee joint function recovery device of the one kind described in claim 1 it is characterised in that described extension Bar (10) is 2-3 root, and upper end is fixed on upper half arc of circle piece (8) upper and lower end and is fixed in lower semi-circular arc piece (11), and respectively It is provided with fixing clasp (9), extension rod (10) can be separately fixed at the connecting rod of described thigh protector by described fixing clasp (9) (2) on.
8. according to the folding flexibility knee joint function recovery device of the one kind described in claim 1 it is characterised in that described extension The extension rod lower end of frame both sides is respectively provided with long slot bore, and in the hole carries broached-tooth design, and described long slot bore upper and lower is equipped with strengthening Steel bar, to prevent extension rod during stress from rupturing in tapping.
9. according to claim 1 a kind of folding flexibility knee joint function recovery device it is characterised in that inflating equipment For inflator or small-sized electric inflating pump.
CN201510349837.1A 2015-06-24 2015-06-24 Folding flexible knee joint functional recovery device Expired - Fee Related CN104887459B (en)

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CN108478386A (en) * 2018-04-17 2018-09-04 郑州大学第附属医院 Automatic song stretches device
CN109864871B (en) * 2019-01-29 2021-02-05 河南省人民医院 Recovered apparatus of tumour postoperative shank

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CN204723355U (en) * 2015-06-24 2015-10-28 湖南人文科技学院 A kind of folding flexible knee joint function recovery device

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Publication number Priority date Publication date Assignee Title
CN101112336A (en) * 2007-07-18 2008-01-30 王中立 Ankle foot healing retractor
CN202776922U (en) * 2012-09-28 2013-03-13 郭建利 Knee-joint mobilizing machine
CN203493879U (en) * 2013-09-02 2014-03-26 上海帝诺医疗科技有限公司 Knee joint flexion movement trainer
CN204723355U (en) * 2015-06-24 2015-10-28 湖南人文科技学院 A kind of folding flexible knee joint function recovery device

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