CN108403385B - Limb rehabilitation instrument for surgery - Google Patents
Limb rehabilitation instrument for surgery Download PDFInfo
- Publication number
- CN108403385B CN108403385B CN201810197355.2A CN201810197355A CN108403385B CN 108403385 B CN108403385 B CN 108403385B CN 201810197355 A CN201810197355 A CN 201810197355A CN 108403385 B CN108403385 B CN 108403385B
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- Prior art keywords
- rod
- rotating base
- gear
- leg support
- handle
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- 238000001356 surgical procedure Methods 0.000 title claims abstract description 13
- 230000007246 mechanism Effects 0.000 claims abstract description 25
- 230000006835 compression Effects 0.000 claims description 29
- 238000007906 compression Methods 0.000 claims description 29
- 229910000831 Steel Inorganic materials 0.000 claims description 10
- 239000010959 steel Substances 0.000 claims description 10
- 230000000903 blocking effect Effects 0.000 claims description 8
- 230000009471 action Effects 0.000 claims description 5
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 13
- 230000008569 process Effects 0.000 abstract description 12
- 238000004519 manufacturing process Methods 0.000 abstract description 9
- 230000008901 benefit Effects 0.000 abstract description 3
- 229940079593 drug Drugs 0.000 abstract 1
- 239000003814 drug Substances 0.000 abstract 1
- 238000011084 recovery Methods 0.000 abstract 1
- 210000002414 leg Anatomy 0.000 description 35
- 210000003414 extremity Anatomy 0.000 description 21
- 210000002683 foot Anatomy 0.000 description 9
- 230000000694 effects Effects 0.000 description 4
- 230000006870 function Effects 0.000 description 4
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 3
- 210000000245 forearm Anatomy 0.000 description 3
- 206010019468 Hemiplegia Diseases 0.000 description 2
- 208000035475 disorder Diseases 0.000 description 2
- 238000002651 drug therapy Methods 0.000 description 2
- 210000003127 knee Anatomy 0.000 description 2
- 210000000629 knee joint Anatomy 0.000 description 2
- 210000000653 nervous system Anatomy 0.000 description 2
- 230000000638 stimulation Effects 0.000 description 2
- 206010061225 Limb injury Diseases 0.000 description 1
- 206010028289 Muscle atrophy Diseases 0.000 description 1
- 210000001217 buttock Anatomy 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 230000007659 motor function Effects 0.000 description 1
- 230000020763 muscle atrophy Effects 0.000 description 1
- 201000000585 muscular atrophy Diseases 0.000 description 1
- 230000000474 nursing effect Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 210000003371 toe Anatomy 0.000 description 1
- 210000001364 upper extremity Anatomy 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Classifications
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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
- A61H1/0237—Stretching or bending or torsioning apparatus for exercising for the lower limbs
-
- 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
- A61H2201/0119—Support for the device
- A61H2201/0138—Support for the device incorporated in furniture
- A61H2201/0149—Seat or chair
-
- 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
- A61H2201/12—Driving means
- A61H2201/1207—Driving means with electric or magnetic drive
-
- 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
- A61H2201/12—Driving means
- A61H2201/1253—Driving means driven by a human being, e.g. hand driven
-
- 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
- A61H2201/14—Special force transmission means, i.e. between the driving means and the interface with the user
-
- 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
- A61H2201/1635—Hand or arm, e.g. handle
-
- 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
Landscapes
- Health & Medical Sciences (AREA)
- Epidemiology (AREA)
- Pain & Pain Management (AREA)
- Physical Education & Sports Medicine (AREA)
- Rehabilitation Therapy (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Rehabilitation Tools (AREA)
Abstract
A limb rehabilitation instrument for surgery, which effectively solves the problems that the limb function of a patient can not be recovered by medication and the prior rehabilitation instrument needs personnel for cooperative use; the seat comprises a seat plate, wherein a leg support is rotatably connected with a front end hole of the seat plate, and a switch mechanism for controlling the leg support to rotate is arranged in the leg support; a power mechanism for providing power for the movement of the leg support is arranged below the seat plate; the left side and the right side of the seat plate are provided with handles for controlling the leg supports to rotate; the invention has smart structure and convenient use, the recovery speed of the user can be increased by training, and other people are not needed to assist in the use process; easy production and manufacture, can reduce the production cost investment, is suitable for large-scale popularization and use, and has great benefits for medical institutions and patients.
Description
Technical Field
The invention relates to the technical field of medical instruments, in particular to a limb rehabilitation instrument for surgery.
Background
The motor functions of the four limbs are particularly important for the daily life of people and are closely related to the life of people; many patients with limb injuries or limb disorders caused by other diseases often do not move for a long time, so that functions of many parts are reduced, and long-time medical treatment and adjustment are needed to restore the original state. The existing drug therapy can only relieve the pain of the patient and can not recover the limb function of the patient; the existing rehabilitation instrument is often used by medical care personnel or family members, and the nursing cost is high. Many patients therefore abandon the treatment, resulting in accelerated muscle atrophy, stiffness of the limb, and partial or complete loss of limb function.
Disclosure of Invention
In view of the above situation, in order to overcome the defects of the prior art, the invention aims to provide a limb rehabilitation instrument for surgery, which effectively solves the problems that the limb function of a patient can not be recovered by drug therapy and the prior rehabilitation instrument needs personnel for cooperative use.
The technical scheme for solving the problem is that the limb rehabilitation instrument for surgery comprises a seat plate, wherein the left side and the right side of the front end of the seat plate are respectively provided with a rotating base, a rotating hole is formed in each rotating base, each rotating hole is rotatably connected with a leg support, and a switch mechanism for controlling the leg supports to rotate is arranged in each leg support; the lower end face of the seat plate is provided with two sliding grooves in the front and back directions, racks are connected in the sliding grooves in a sliding mode, the front ends of the racks are fixedly connected with a support, the support is connected with an air supporting rod in a rotating mode, and the other end of the air supporting rod is connected with a leg support in a rotating mode; a power mechanism for controlling the movement of the rack is arranged below the seat plate; a cavity positioned above the sliding groove is formed in the seat plate, a special-shaped rod is rotatably connected in the cavity, the rear end of the special-shaped rod extends into the sliding groove, an oblique angle is arranged on the inner side of the rear end of the rack, the oblique angle can push the special-shaped rod to swing when the rack slides, and the front end of the special-shaped rod extends out of the seat plate after the special-shaped rod swings; the cross section of the rotating hole is in a non-closed circular shape with a notch, the notch divides the rotating base into a front arm and a rear arm, a first bolt in threaded connection with the front arm penetrates through the rear arm, a first compression spring is sleeved on the first bolt, and the rear arm is pushed to the front arm by the first compression spring; the lower part of the rotating base is rotatably connected with a handle, a push-off mechanism is arranged on the handle, and the rear arm is pushed to the direction away from the front arm by rotating the push-off mechanism of the handle; the upper part of the rotating base is connected with a stop lever in a sliding way, and a second compression spring is arranged behind the stop lever to form a mechanism for compressing the second compression spring when the stop lever moves towards the inside of the rotating base; a clamping point is arranged on the stop lever, and a clamping groove matched with the clamping point is arranged in the rotating base; a first reset rod connected with the rotating base in a sliding mode is arranged in front of the stop rod, and the first reset rod drives the stop rod to slide in the opposite direction when sliding; the rear of the stop lever is provided with a second reset lever which is connected with the rotating base in a sliding mode, and the second reset lever drives the stop lever to do sliding motion in the same direction during sliding motion.
The rehabilitation device is ingenious in structure and convenient to use, can stimulate the limb movement of a user for treatment, enables the rehabilitation effect to be obvious, can increase the rehabilitation speed of the user through training, and does not need assistance of other personnel in the using process; the invention has simple structure, easy production and manufacture, can reduce the production cost investment, is suitable for large-scale popularization and use, and has great benefit for medical institutions and patients.
Drawings
Fig. 1 is a schematic front view of the present invention.
Fig. 2 is a schematic left side view of the present invention.
Fig. 3 is a left side partial cross-sectional view of the present invention.
Fig. 4 is a perspective view of the present invention.
Fig. 5 is an enlarged view of portion a of fig. 4 in accordance with the present invention.
Fig. 6 is a cross-sectional view of the alternate perspective structure of fig. 5 in accordance with the present invention.
Fig. 7 is an enlarged view of portion B of fig. 6 in accordance with the present invention.
Fig. 8 is a cross-sectional view of another perspective structure of the present invention.
Fig. 9 is a perspective view of the handle of the present invention in a non-rotated state.
Fig. 10 is a sectional view showing a perspective structure of the handle of the present invention in a state where the handle is rotated and the stop lever is pressed.
Fig. 11 is a perspective view showing a sectional view of the handle of the present invention in a state where the handle is rotated over the stopper.
Fig. 12 is a sectional view showing a perspective structure of the handle of the present invention in a state where the handle is rotated and the second reset lever is pressed.
Fig. 13 is a partial cross-sectional view taken along line C-C of fig. 1 in accordance with the present invention.
Fig. 14 is a sectional view showing a three-dimensional structure of a rack gear according to the present invention.
Detailed Description
The following describes embodiments of the present invention in further detail with reference to the accompanying drawings.
For convenience of description, the terms "upper", "lower", "left", "right", "front" and "rear" used herein to indicate the orientation are arranged in accordance with the arrangement shown in fig. 1.
As can be seen from fig. 1-14, a limb rehabilitation apparatus for surgery comprises a seat plate 1, wherein a rotating base is respectively arranged at the left side and the right side of the front end of the seat plate 1, a rotating hole 2 is arranged on the rotating base, the rotating hole 2 is rotatably connected with a leg support 3, and a switch mechanism for controlling the rotation of the leg support 3 is arranged in the leg support 3; the lower end face of the seat plate 1 is provided with two sliding grooves 4 in the front-back direction, a rack 5 is connected in the sliding grooves 4 in a sliding mode, the front end of the rack 5 is fixedly connected with a support 6, the support 6 is connected with an air supporting rod 8 in a rotating mode, and the other end of the air supporting rod 8 is connected with the leg support 3 in a rotating mode; a power mechanism for controlling the movement of the rack 5 is arranged below the seat plate 1; a cavity 9 positioned above the sliding groove 4 is arranged in the seat plate 1, a special-shaped rod 10 is rotatably connected in the cavity 9, the rear end of the special-shaped rod 10 extends into the sliding groove 4, an oblique angle is arranged on the inner side of the rear end of the rack 5, the oblique angle can push the special-shaped rod 10 to swing when the rack 5 slides, and the front end of the special-shaped rod 10 extends out of the seat plate 1 after swinging; the cross section of the rotating hole 2 is a non-closed circle with a gap, the gap divides the rotating base into a front arm 11 and a rear arm 12, a first bolt 13 which is connected with the front arm 11 in a threaded mode penetrates through the rear arm 12, a first compression spring 14 is sleeved on the first bolt 13, and the rear arm 12 is pushed to the front arm 11 by the first compression spring 14; the lower part of the rotating base is rotatably connected with a handle 15, a push-off mechanism is arranged on the handle 15, and the rear arm 12 is pushed to the direction far away from the front arm 11 by rotating the push-off mechanism of the handle 15; the upper part of the rotating base is connected with a stop lever 19 in a sliding way, and a second compression spring 21 is arranged behind the stop lever 19 to form a mechanism that the stop lever 19 moves towards the inside of the rotating base to compress the second compression spring 21; a clamping point 22 is arranged at the rear end of the stop lever 19, and a clamping groove 23 matched with the clamping point 22 is arranged in the rotating base; a first reset rod 18 connected with the rotating base in a sliding mode is arranged in front of the stop rod 19, and the first reset rod 18 drives the stop rod 19 to slide in the opposite direction when sliding; a second reset rod 20 connected with the rotating base in a sliding mode is arranged behind the stop rod 19, and the second reset rod 20 drives the stop rod 19 to do sliding motion in the same direction when in sliding motion.
Preferably, a protective belt 27 is provided on the seat plate 1.
Preferably, the upper end face of the leg support 3 is provided with a foot slot 28 and a foot binding strap 29.
Preferably, the leg support 3 is fixedly connected with a rotating shaft 30, and the rotating shaft 30 is rotatably connected with the rotating hole 2.
Preferably, the tail of the blocking rod 19 is hinged with a first connecting rod 24, the middle of the first connecting rod 24 is hinged with the rotating base through a first pin 46, the tail of the first connecting rod 24 is hinged with the first resetting rod 18, and the blocking rod 19 slides towards the outside of the rotating base under the action of the first connecting rod 24 when the first resetting rod 18 slides towards the inside of the rotating base.
Preferably, the tail of the stop lever 19 is hinged with a second connecting rod 25, the middle of the second connecting rod 25 is hinged with the second reset lever 20 through a second pin 47, the tail of the second connecting rod 25 is hinged with the rotating base, and the stop lever 19 slides towards the inside of the rotating base under the action of the second connecting rod 25 when the second reset lever 20 slides towards the inside of the rotating base.
Preferably, the handle 15 is sleeved with a torsion spring 26, and two ends of the torsion spring 26 are respectively inserted into the handle 15 and the rotating base.
Preferably, the pushing-off mechanism comprises a steel ball 16 rotatably connected with the handle 15, the rear arm 12 is provided with a groove 17 matched with the steel ball 16, and the steel ball 16 rotates in the groove 17 when the handle 15 is rotated and pushes the rear arm 12 off the front arm 11.
Preferably, the cross section of the groove 17 is involute.
Preferably, the power mechanism comprises a motor 31, a first gear 32 is arranged on a main shaft of the motor 31, a second gear 33 is meshed with the first gear 32, a third gear 34 meshed with the rack 5 is respectively arranged on the left side and the right side of the second gear 33, and the third gear 34 and the second gear 33 are coaxial.
Preferably, a first clutch 35 is provided on the left side of the second gear 33, the first clutch 35 controls the engagement of the main shaft of the motor 31 with the third gear 34 on the left side of the second gear 33, a second clutch 36 is provided on the right side of the second gear 33, and the second clutch 36 controls the engagement of the main shaft of the motor 31 with the third gear 34 on the right side of the second gear 33.
Preferably, the front end of the special-shaped rod 10 is connected with a stud 37 in a threaded manner, and the head of the stud 37 is spherical.
Preferably, the front end of the profiled bar 10 is hinged with an extension spring 38, and the other end of the extension spring 38 is hinged in the cavity 9.
Preferably, the switch mechanism comprises a cam 39 fixedly connected with the seat plate 1, a second blind hole 40 is arranged at the upper part of the leg support 3, the cam 39 is positioned in the second blind hole 40, a step rod 41 in the vertical direction can be slidably arranged in the leg support 3 in a penetrating way, the upper end of the step rod 41 is abutted with the outer edge surface of the cam 39, and a third compression spring 42 is sleeved on the step rod 41 to form a mechanism that the leg support 3 rotates upwards to drive the step rod 41 to slide downwards and compress the third compression spring 42; the lower end of the stepped rod 41 is connected with a horizontal rod 43, the middle part of the horizontal rod 43 is hinged with the leg support 3, the inside of the leg support 3 is connected with a button 44 in a sliding way, the button 44 slides upwards and can be exposed out of the leg support 3, and the lower end of the button 44 is connected with the front end of the horizontal rod 43.
When the invention is used, the water-saving agent is added into the water,
in a first working condition, the first clutch 35 and the second clutch 36 are both started, and at this time, the motor 31 drives the second gear 33 to rotate through the first gear 32, the second gear 33 drives the third gear 34 to rotate, and then the third gear 34 drives the rack 5 to slide in the sliding chute 4 in the front-back direction; in the second working condition, the first clutch 35 is started, the second clutch 36 is closed, at this time, the motor 31 drives the second gear 33 to rotate through the first gear 32, the second gear 33 drives the left third gear 34 to rotate, and further drives the left rack 5 to slide in the front-back direction in the left chute 4, at this time, the right third gear 34 does not rotate; in the third working condition, the second clutch 36 is started, the first clutch 35 is closed, at this time, the motor 31 drives the second gear 33 to rotate through the first gear 32, the second gear 33 drives the third gear 34 on the right side to rotate, and further drives the rack 5 on the right side to slide in the forward and backward directions in the chute 4 on the right side, and at this time, the third gear 34 on the left side does not rotate.
Because the first compression spring 14 is sleeved on the first bolt 13, the first bolt 13 is arranged in the rear arm 12 in a penetrating way and is in threaded connection with the front arm 11, and the first compression spring 14 is provided with a pre-compression amount, the first compression spring 14 can provide initial positive force and friction force of the rotating hole 2 and the rotating shaft 30, so that the rotating shaft 30 and the rotating hole 2 cannot rotate relatively in an initial state; and through adjusting the length that first bolt 13 screwed in forearm 11, can adjust the precompression volume of first compression spring 14, and then adjust initial normal force and the frictional force of rotating hole 2 and pivot 30 to guarantee that initial state rotates hole 2 and the reliable and stable of locking of pivot 30, and when synchronous adjustment unblock rotates hole 2 and pivot 30, handle 15 rotation strength and rotation angle, in order to satisfy the user's of different arm strength demand.
When the user needs rehabilitation training, the user sits on seat 1 earlier, and the adjustment buttock, let user's knee position be in pivot 30 top, and buckle boundary belt 27, put both feet in corresponding put foot groove 28, and prick foot ribbon 29, because user's limbs obstacle, the strength of each position of health, the harmony is not good, so buckle the safety ribbon and can protect user's safety in the rehabilitation training process, the user can not need other personnel to accomplish the training in coordination, put into put foot groove 28 and prick foot ribbon 29 simultaneously both feet, can avoid the user to break away from at rehabilitation training in-process both feet and leg support 3, make rehabilitation training interrupt, cause the influence to rehabilitation training's effect.
Then the first clutch 35 and the second clutch 36 are started, namely, under the first working condition, then the handle 15 is held by both hands and rotated towards the rear side, at the moment, the steel balls 16 rotate in the grooves 17 and push the rear arm 12 away from the front arm 11, as the handle 15 rotates, the rear arm 12 is more and more far away from the front arm 11, namely, the gaps of the front arm 11 and the rear arm 12 are increased, and as the gaps are increased, the positive pressure and the friction force of the rotating hole 2 and the rotating shaft 30 are reduced; because the leg support 3 is fixedly connected with the rotating shaft 30, when the thrust of the air stay bar 8 to the leg support 3 is greater than the friction force of the rotating hole 2 and the rotating shaft 30, the air stay bar 8 can drive the leg support 3 to rotate, and at the moment, the lower leg part of a user swings around the knee, so that the knee joint and the upper limb of the user can be exercised movably; moreover, the steel ball 16 is arranged on the handle 15 in a rolling way, so when the handle 15 is rotated, the steel ball 16 rolls in the handle 15 and simultaneously rolls and rubs with the groove 17, and the friction force between the steel ball 16 and the groove 17 is effectively reduced; the contour of the groove 17 is set to be involute, so that the handle 15 rotates more stably and smoothly.
In the initial state, when the handle 15 is not rotated, the handle 15 is positioned in front of the stop lever 19, the maximum length of the left end of the stop lever 19 extends out of the rotating base, the stop lever 19 can block the handle 15 from rotating, when the handle 15 is rotated, the handle 15 touches and presses the head of the stop lever 19, the stop lever 19 slides towards the inside of the rotating base and compresses the second compression spring 21, finally, the handle 15 rotates to the rear of the stop lever 19, and when the handle 15 presses the stop lever 19, the clamping point 22 does not slide into the clamping groove 23, so when the handle 15 rotates to the rear of the stop lever 19, the stop lever 19 slides towards the outside of the rotating base under the resilience force of the second compression spring 21 and reaches the maximum extension length to block the handle 15 from rotating; the hands of the user can be released, so that the condition that the hands of the user need to be always tightly held by the handle 15 in the training process is avoided, and the fatigue of the hands of the trainer caused by long-time training is reduced; because the two ends of the torsion spring 26 are respectively inserted on the handle 15 and the rotating base, the torsion spring 26 is driven to be twisted together to store energy in the rotating process of the handle 15, and power can be provided for the rotation of the handle 15.
Because the step rod 41 penetrates through the leg support 3, the step rod 41 is abutted with the outer edge surface of the cam 39, the third compression spring 42 is sleeved on the step rod 41, and the step rod 41 slides up and down to compress the third compression spring 42, in the rotating process of the leg support 3, the upper end of the step rod 41 is kept in an abutting state with the cam 39 and rotates around the cam 39, the cam 39 rotates in the positive direction, the abutting point of the step rod 41 and the cam 39 rotates from the low point to the high point, at the moment, the step rod 41 slides down in the leg support 3 and further compresses the third compression spring 42; as the step rod 41 slides downwards, the step rod 41 drives the horizontal rod 43 to rotate in the cavity groove, and further drives the button 44 to move upwards, when the air stay rod 8 reaches the maximum length, the rotation angle of the leg support 3 reaches the maximum, the step rod 41 rotates to the high point of the cam 39, and the maximum length of the upper end of the button 44 is exposed out of the leg support 3.
At this time, the toes downwards step on the button 44, the button 44 is closed, the motor 31 is started and rotates in the forward direction, the motor 31 drives the second gear 33 to rotate through the first gear 32, the second gear 33 drives the third gear 34 to rotate, and then the third gear 34 drives the rack 5 to slide backwards in the chute 4; because the rack 5 is fixedly connected with the support 6, the support 6 is rotationally connected with the air supporting rod 8, and the air supporting rod 8 is rotationally connected with the leg support 3, the air supporting rod 8 can drive the leg support 3 to rotate in the backward movement process of the rack 5; in the process of the rotation of the leg rest 3, the step rod 41 synchronously rotates around the cam 39, the abutting point of the step rod 41 and the cam 39 rotates from a high point to a low point, the step rod 41 slides upwards in the leg rest 3, simultaneously, the horizontal rod 43 is driven to rotate, the button 44 is sunk into the leg rest 3 again, and when the leg rest 3 rotates back to the initial position, the motor 31 stops rotating forwards.
Further, during the backward movement of the rack 5, the oblique angle inside the rack 5 touches the special-shaped rod 10 and drives the special-shaped rod 10 to rotate in the cavity 9, when the special-shaped rod 10 rotates, the extension spring 38 is extended and the stud 37 rotates out of the cavity 9 and touches and stimulates the forearm of the user, after the forearm of the user receives the touch information of the special-shaped rod 10, the handle 15 is held by both hands and continues to rotate the handle backward, the handle 15 touches and presses the head of the second reset rod 20 after rotating, the second reset rod 20 slides towards the inside of the rotating base, because the second reset rod 20 is hinged with the middle of the second connecting rod 25, the tail of the second connecting rod 25 is hinged with the rotating base, and the head of the second connecting rod 25 is hinged with the stop lever 19, the sliding of the second reset rod 20 towards the inside of the rotating base drives the stop lever 19 to slide towards the inside of the rotating base, and the clamping point 22 slides into the clamping groove 23 during the sliding, after the clamping point 22 slides into the clamping groove 23, the resilience force of the second compression spring 21 can not reset the stop lever 19; at this time, the handle 15 is rotated reversely, the stop lever 19 does not block the rotation of the handle 15 any more, and the handle 15 can smoothly rotate; and when the handle 15 is turned, the torsion spring 26 is released to provide kinetic energy for the turning of the handle; after the handle 15 is completely rotated, the rear arm 12 rotates towards the front arm 11 under the elastic force of the first compression spring 14, the gaps between the rear arm 12 and the front arm 11 become smaller, the positive force and the friction force between the rotating hole 2 and the rotating shaft 30 become larger, and the rotating shaft 30 and the rotating hole 2 are locked and cannot rotate relatively again.
The front end of the special-shaped rod 10 is in threaded connection with a stud 37 with a spherical head, so that the length of the special-shaped rod 10 extending out of the cavity 9 can be adjusted to adapt to users with different heights and arm lengths, and the special-shaped rod is soft in touch force and cannot injure the users by mistake; when the blocking rod 19 slides towards the inside of the rotating base, the blocking rod 19 can drive the first reset rod 18 to slide towards the outside of the rotating base through the first connecting rod 24, and when the clamping point 22 slides into and stops at the clamping groove 23, the first reset rod 18 extends out of the rotating base to the maximum extent; in the process of turning the handle 15, the handle 15 touches and presses the head of the first release link 18, the first release link 18 slides to the inside of the rotating base, at the moment, the first release link 18 drives the stop lever 19 to slide to the outside of the rotating base through the first connecting rod 24, the clamping point 22 slides out of the clamping groove 23, the resilience force of the second compression spring 21 drives the stop lever 19 to reset to slide to the outside of the rotating base, and the stop lever 19 stretches out of the rotating base to the maximum extent.
After the handle 15 completely rotates for a certain time, the motor 31 starts to rotate reversely, the motor 31 rotates reversely to drive the rack 5 to slide forwards, and the rack 5 slides forwards to drive the support 6 to slide forwards and compress the air supporting rod 8 to return as the handle 15 returns and the rotating shaft 30 and the rotating hole 2 are locked and cannot rotate relatively; after the rack 5 slides forward, the profiled rod 10 automatically pivots back and enters the cavity 9 under the action of the tension spring 38.
When the rehabilitation training process is finished, the leg knee joint of the user can move, the stimulation of the rehabilitation instrument can be used for performing rehabilitation training on the nervous system, and the user can perform stimulation treatment on the nervous system and limb movement simultaneously in the rehabilitation training process, so that the treatment effect is more obvious.
The invention can be used for unilateral rehabilitation, is also suitable for limb disorders caused by hemiplegia, and usually, the limb at one side of a hemiplegia patient is inconvenient to move and has poor coordination capability. When the user needs to do the rehabilitation of the left limb, the second working condition is only required to be adjusted, namely the first clutch 35 is started, the second clutch 36 is closed, the left hand operates the left handle 15, the left leg support 3 can swing and return, the right leg support 3 does not swing, and the rehabilitation training is carried out on the left limb of the user. When a user needs to do right limb rehabilitation, the second clutch 36 is started, the first clutch 35 is closed, the right hand operates the right handle 15, the right leg support 3 can swing and return, and the left leg support 3 does not swing, so that rehabilitation training is carried out on the right limb of the user.
The rehabilitation device is ingenious in structure and convenient to use, can stimulate the limb movement of a user for treatment, enables the rehabilitation effect to be obvious, can increase the rehabilitation speed of the user through training, and does not need assistance of other personnel in the using process; the invention has simple structure, easy production and manufacture, can reduce the production cost investment, is suitable for large-scale popularization and use, and has great benefit for medical institutions and patients.
Claims (7)
1. A limb rehabilitation instrument for surgery is characterized by comprising a seat plate (1), wherein the left side and the right side of the front end of the seat plate (1) are respectively provided with a rotating base, a rotating hole (2) is formed in the rotating base, the rotating hole (2) is rotatably connected with a leg support (3), and a switch mechanism for controlling the rotation of the leg support (3) is arranged in the leg support (3); the lower end face of the seat plate (1) is provided with two sliding chutes (4) in the front-back direction, the sliding chutes (4) are connected with racks (5) in a sliding manner, the front ends of the racks (5) are fixedly connected with supports (6), the supports (6) are rotatably connected with air stay rods (8), and the other ends of the air stay rods (8) are rotatably connected with the leg supports (3); a power mechanism for controlling the movement of the rack (5) is arranged below the seat plate (1); a cavity (9) positioned above the sliding groove (4) is arranged in the seat plate (1), a special-shaped rod (10) is rotatably connected in the cavity (9), the rear end of the special-shaped rod (10) extends into the sliding groove (4), an oblique angle is arranged on the inner side of the rear end of the rack (5), the oblique angle can push the special-shaped rod (10) to swing when the rack (5) slides, and the front end of the special-shaped rod (10) extends out of the seat plate (1) after swinging; the cross section of the rotating hole (2) is in a non-closed circular shape with a notch, the notch divides the rotating base into a front arm (11) and a rear arm (12), a first bolt (13) which is in threaded connection with the front arm (11) penetrates through the rear arm (12), a first compression spring (14) is sleeved on the first bolt (13), and the rear arm (12) is pushed to the front arm (11) by the first compression spring (14); the lower part of the rotating base is rotatably connected with a handle (15), a push-off mechanism is arranged on the handle (15), and the rear arm (12) is pushed to the direction away from the front arm (11) by the rotating handle (15) push-off mechanism; the upper part of the rotating base is connected with a stop lever (19) in a sliding way, and a second compression spring (21) is arranged behind the stop lever (19) to form a mechanism that the stop lever (19) moves towards the inside of the rotating base to compress the second compression spring (21); a clamping point (22) is arranged at the rear end of the stop lever (19), and a clamping groove (23) matched with the clamping point (22) is arranged in the rotating base; a first reset rod (18) which is connected with the rotating base in a sliding mode is arranged in front of the stop rod (19), and the first reset rod (18) drives the stop rod (19) to move in a sliding mode in the opposite direction when moving in a sliding mode; a second reset rod (20) which is connected with the rotating base in a sliding mode is arranged behind the stop rod (19), and the second reset rod (20) drives the stop rod (19) to do sliding motion in the same direction when in sliding motion;
the front end of the special-shaped rod (10) is hinged with an extension spring (38), and the other end of the extension spring (38) is hinged in the cavity (9);
the switching mechanism comprises a cam (39) fixedly connected with the seat plate (1), a second blind hole (40) is formed in the upper portion of the leg support (3), the cam (39) is located in the second blind hole (40), a step rod (41) in the vertical direction is slidably arranged in the leg support (3) in a penetrating mode, the upper end of the step rod (41) is abutted to the outer edge face of the cam (39), and a third compression spring (42) is sleeved on the step rod (41) to form a mechanism for driving the step rod (41) to slide downwards and compress the third compression spring (42) by upward rotation of the leg support (3); the lower end of the stepped rod (41) is connected with a horizontal rod (43), the middle part of the horizontal rod (43) is hinged with the leg support (3), the inside of the leg support (3) is connected with a button (44) in a sliding manner, the button (44) slides upwards to be exposed out of the leg support (3), and the lower end of the button (44) is connected with the front end of the horizontal rod (43).
2. The limb rehabilitation instrument for surgery as claimed in claim 1, wherein the blocking rod (19) is hinged to a first connecting rod (24) at the tail part, the middle part of the first connecting rod (24) is hinged to the rotating base through a first pin (46), the tail part of the first connecting rod (24) is hinged to the first reset rod (18), and when the first reset rod (18) slides towards the inside of the rotating base, the blocking rod (19) slides towards the outside of the rotating base under the action of the first connecting rod (24).
3. The limb rehabilitation instrument for surgery as recited in claim 1, characterized in that the tail of the blocking rod (19) is hinged with a second connecting rod (25), the middle part of the second connecting rod (25) is hinged with a second reset rod (20) through a second pin (47), the tail of the second connecting rod (25) is hinged with the rotating base, and when the second reset rod (20) slides towards the inside of the rotating base, the blocking rod (19) slides towards the inside of the rotating base under the action of the second connecting rod (25).
4. The limb rehabilitation instrument for surgery as claimed in claim 1, wherein the handle (15) is sleeved with a torsion spring (26), and two ends of the torsion spring (26) are respectively inserted into the handle (15) and the rotating base.
5. The limb rehabilitation instrument for surgery as claimed in claim 1, wherein the pushing-off mechanism comprises a steel ball (16) rotatably connected with the handle (15), the rear arm (12) is provided with a groove (17) matched with the steel ball (16), and the steel ball (16) rotates in the groove (17) and pushes the rear arm (12) off the front arm (11) when the handle (15) is rotated.
6. The limb rehabilitation instrument for surgery as claimed in claim 1, wherein the power mechanism comprises a motor (31), a first gear (32) is arranged on a main shaft of the motor (31), the first gear (32) is engaged with a second gear (33), a third gear (34) engaged with the rack (5) is respectively arranged on the left side and the right side of the second gear (33), and the third gear (34) and the second gear (33) are coaxial.
7. The surgical limb rehabilitation instrument according to claim 6, wherein a first clutch (35) is arranged on the left side of the second gear (33), the first clutch (35) controls the matching of the main shaft of the motor (31) and a third gear (34) on the left side of the second gear (33), a second clutch (36) is arranged on the right side of the second gear (33), and the second clutch (36) controls the matching of the main shaft of the motor (31) and the third gear (34) on the right side of the second gear (33).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810197355.2A CN108403385B (en) | 2018-03-11 | 2018-03-11 | Limb rehabilitation instrument for surgery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810197355.2A CN108403385B (en) | 2018-03-11 | 2018-03-11 | Limb rehabilitation instrument for surgery |
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| Publication Number | Publication Date |
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| CN108403385A CN108403385A (en) | 2018-08-17 |
| CN108403385B true CN108403385B (en) | 2020-04-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810197355.2A Expired - Fee Related CN108403385B (en) | 2018-03-11 | 2018-03-11 | Limb rehabilitation instrument for surgery |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112494278A (en) * | 2021-01-22 | 2021-03-16 | 滕军 | Cardiovascular and cerebrovascular patient rehabilitation training instrument |
| CN113018099A (en) * | 2021-03-04 | 2021-06-25 | 邵欠欠 | Leg rehabilitation method based on leg rehabilitation medical equipment |
| CN113230046B (en) * | 2021-03-23 | 2023-05-09 | 安徽医科大学第一附属医院 | Knee joint rehabilitation training device |
| CN114588515B (en) * | 2022-02-28 | 2024-06-14 | 江苏同威信达生物科技有限公司 | Auxiliary chair for back burn patient to apply medicine |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| KR100193217B1 (en) * | 1996-08-29 | 1999-06-15 | 송양섭 | Auto fitness equipment |
| CN203988906U (en) * | 2014-08-12 | 2014-12-10 | 陈艳 | A kind of cardiovascular and cerebrovascular vessel rehabilitation training instrument |
| CN106963621A (en) * | 2017-02-28 | 2017-07-21 | 陈泽 | A kind of ab lounge |
| CN107361998A (en) * | 2017-08-15 | 2017-11-21 | 佛山讯源医疗设备有限公司 | A kind of electronic auxiliary four limbs medical rehabilitation mechanism |
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