CN112807627A - Surgical foot varus and valgus auxiliary training method - Google Patents
Surgical foot varus and valgus auxiliary training method Download PDFInfo
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- CN112807627A CN112807627A CN202110037092.0A CN202110037092A CN112807627A CN 112807627 A CN112807627 A CN 112807627A CN 202110037092 A CN202110037092 A CN 202110037092A CN 112807627 A CN112807627 A CN 112807627A
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- 238000000034 method Methods 0.000 title claims abstract description 17
- 241000469816 Varus Species 0.000 title claims abstract description 10
- 241001227561 Valgus Species 0.000 title claims abstract description 9
- 238000007906 compression Methods 0.000 claims abstract description 17
- 230000006835 compression Effects 0.000 claims abstract description 16
- 230000003139 buffering effect Effects 0.000 claims abstract description 11
- 239000000428 dust Substances 0.000 claims description 10
- 210000003205 muscle Anatomy 0.000 abstract description 7
- 208000024891 symptom Diseases 0.000 abstract description 5
- 210000004556 brain Anatomy 0.000 abstract description 3
- 210000005036 nerve Anatomy 0.000 abstract description 3
- 206010019468 Hemiplegia Diseases 0.000 abstract 3
- 210000002683 foot Anatomy 0.000 description 47
- 210000000988 bone and bone Anatomy 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 210000000474 heel Anatomy 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 210000002414 leg Anatomy 0.000 description 2
- 210000003041 ligament Anatomy 0.000 description 2
- 208000007101 Muscle Cramp Diseases 0.000 description 1
- 208000005392 Spasm Diseases 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000000459 calcaneus Anatomy 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 210000001699 lower leg Anatomy 0.000 description 1
- 210000002303 tibia Anatomy 0.000 description 1
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Classifications
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- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B23/00—Exercising apparatus specially adapted for particular parts of the body
- A63B23/035—Exercising apparatus specially adapted for particular parts of the body for limbs, i.e. upper or lower limbs, e.g. simultaneously
- A63B23/04—Exercising apparatus specially adapted for particular parts of the body for limbs, i.e. upper or lower limbs, e.g. simultaneously for lower limbs
- A63B23/10—Exercising apparatus specially adapted for particular parts of the body for limbs, i.e. upper or lower limbs, e.g. simultaneously for lower limbs for feet or toes
-
- 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
- A61H1/0266—Foot
-
- 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
- A61H2201/0142—Beds
-
- 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
- A61H2205/12—Feet
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- Health & Medical Sciences (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Physical Education & Sports Medicine (AREA)
- General Health & Medical Sciences (AREA)
- Epidemiology (AREA)
- Pain & Pain Management (AREA)
- Rehabilitation Therapy (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Rehabilitation Tools (AREA)
Abstract
The invention discloses a surgical foot varus and valgus auxiliary training method, which comprises a bed plate and two training components hinged on the bed plate; the training assembly comprises a shell, a pedal fixedly arranged in the shell, and a training mechanism and an auxiliary training mechanism which are arranged in the shell; the training mechanism comprises a top block, a buffering structure and a buffering force adjusting structure; the buffer structure comprises a compression spring and a push plate; the auxiliary training mechanism comprises a push block and a driving structure; the foot dorsiflexion training device is provided with the training mechanism and the auxiliary training mechanism, the training mechanism can provide certain resistance through the buffer structure when a patient performs foot dorsiflexion training to improve the training strength of the patient, and is suitable for preventing symptoms of the hemiplegia patient such as the pronation and the supination of the foot, the auxiliary training mechanism can push the sole of the hemiplegia patient to perform the foot dorsiflexion action to help the patient stimulate the muscles of the foot and the nerves of the brain, and the foot dorsiflexion training device is suitable for the hemiplegia patient with the symptoms of the pronation and the supination of the foot.
Description
Technical Field
The invention relates to a surgical foot varus and valgus auxiliary training method.
Background
The hemiplegic patient lies in bed for a long time, the joint brakes, the ligament can not be drawn to automatically shorten, lose elasticity, muscle spasm, thereby the biomechanics of the joint between the tibia and the calcaneus is changed, the bone gap, the bone and the balance force of related muscle ligament are disordered to cause the foot to invert, the hemiplegic patient can not walk independently, the hemiplegic patient can stimulate the muscle of the foot and the nerve of the brain to recover the independent walking ability by foot dorsiflexion, the patient can finish the foot dorsiflexion action during the independent training, but can not improve the training effect by increasing the load of the instep, therefore, the foot dorsiflexion training device is needed to be designed to help the patient to better exercise the muscle of the foot.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: provided is a dorsiflexion training device which can assist a patient to exercise foot muscles better.
In order to achieve the aim, the invention provides a surgical foot varus and valgus auxiliary training method which comprises an auxiliary training device, wherein the auxiliary training device comprises a bed plate and two training components hinged on the bed plate;
the training assembly comprises a shell, a pedal fixedly arranged in the shell, and a training mechanism and an auxiliary training mechanism which are arranged in the shell;
grooves matched with feet of a human body are formed in the shell;
the training mechanism comprises a top block, a buffer structure and a buffer force adjusting structure which are slidably arranged in the shell;
the buffer structure comprises a compression spring and a push plate, and two ends of the compression spring are respectively connected with the ejector block and the push plate;
the buffering force adjusting structure can drive the push plate to move in the moving direction of the ejector block;
the auxiliary training mechanism comprises a push block which is arranged in the shell in a sliding way and a driving structure which is used for pushing the push block to abut against the sole of the foot;
the training method comprises the following steps:
s1, opening the shell, placing feet into the shell, enabling the heel part to abut against the pedal plate, enabling the push block and the ejector block to be located on two sides of the sole of the foot, and enabling the foot surface to abut against the ejector block;
and S2, closing the shell, starting the driving mechanism, enabling the driving mechanism to drive the push block to abut against the sole of the foot and to reciprocate, and driving the sole of the foot to carry out dorsiflexion.
Preferably, the two sides of the ejector block and the push block are both fixedly connected with sliding blocks, and the inner wall of the shell is provided with a sliding groove matched with the sliding blocks;
the compression spring is positioned in the sliding groove, and the two end parts of the push plate are also positioned in the sliding groove.
Preferably, the driving structure comprises a first gear rotatably arranged in the shell, a first rack plate fixedly connected with the pushing block and a driving handle for driving the first gear to rotate, and the driving handle is arranged outside the shell;
a part of the rotating shaft at the center of the gear extends out of the shell, and the driving handle is sleeved on the rotating shaft and used for driving the rotating shaft to rotate;
the S2 includes:
s21, closing the shell, rotating the driving handle to enable the driving handle to drive the first gear to rotate, the first gear drives the first rack plate to move to drive the push block to abut against the sole of the foot, forcing the sole of the foot to move backwards, driving the ejector block to move backwards, and compressing the compression spring;
s22, the driving handle is rotated reversely, the driving handle drives the gear I to rotate reversely, the gear I drives the rack plate I to move reversely, the pushing block is further driven to be away from the sole, the sole returns to the initial position, the compression spring extends, and the ejector block is driven to return to the initial position.
Preferably, the driving handle is composed of a base rotatably provided on the housing and a handle rotatably provided on a side of the base;
the base is provided with a through hole matched with the rotating shaft;
an inserting rod is arranged in the base, and a plurality of slots matched with the end part of the inserting rod are circumferentially and uniformly formed in the side surface of the rotating shaft;
an annular groove matched with the end part of the inserted link is formed in the end part of the handle, and an annular limiting block is fixedly connected in the annular groove;
the limiting block is provided with convex parts and concave parts at intervals;
a return spring is further arranged in the base, and under the action of the return spring, the end part of the inserted rod is abutted against the limiting block;
when one end part of the inserted rod is abutted against the convex part of the limiting block, the other end part is positioned in the slot;
when one end of the inserting rod is abutted against the concave part of the limiting block, the other end of the inserting rod is positioned in the base.
Preferably, the buffering force adjusting structure comprises a second rack plate fixedly connected with the push plate, two second gears and a non-circular gear fixedly mounted on the handle;
the two second gears are arranged on the same shaft and are respectively positioned on the inner side and the outer side of the shell, and the second gears positioned in the shell are meshed and connected with the second rack plates;
when the end part of the inserted rod abuts against the concave part of the limiting block, the handle is swung, and the non-circular gear can drive the second gear to rotate;
when the end part of the inserted rod is abutted against the convex part of the limiting block, the handle is swung, and the non-circular gear cannot drive the second gear to rotate;
the training method further comprises the following steps:
s3, when the training is switched to the autonomous training and the buffering force needs to be adjusted, the handle is rotated along the axis of the annular limiting block, so that the annular limiting block rotates along the axis, and the inserting rods are separated from the inserting grooves; the handle is rotated along the axis line of the rotating shaft, in the rotating process, the non-circular gear is meshed with the gear II to drive the gear II to rotate, the gear II drives the rack plate II to move, the rack plate II drives the ejector block to move, and the distance between the ejector block and the pedal plate is reduced.
Preferably, a dust hood is installed on the outer side of the shell, the dust hood covers the second gear, and a abdicating groove matched with the non-circular gear is formed in the dust hood.
Compared with the prior art, the invention has the beneficial effects that: the foot dorsiflexion training device is provided with the training mechanism and the auxiliary training mechanism, the training mechanism can provide certain resistance through the buffer structure when a patient carries out foot dorsiflexion training, so that the training intensity of the patient is improved, the foot dorsiflexion training device is suitable for preventing symptoms of foot varus and foot valgus of a hemiplegic patient, the auxiliary training mechanism can push the sole of the hemiplegic patient to carry out foot dorsiflexion action, the patient is helped to stimulate muscles of the foot and nerves of the brain, and the foot dorsiflexion training device is suitable for the hemiplegic patient with symptoms;
the device is also provided with a buffering force adjusting mechanism, so that when the patient carries out foot dorsiflexion action, the proper resistance can be selected according to the rehabilitation condition of the patient, and the improvement of the rehabilitation speed of the patient is facilitated.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a partial cross-sectional view of the present invention;
FIG. 3 is an enlarged view of a portion of FIG. 2 in accordance with the present invention;
FIG. 4 is an enlarged view of a portion of the present invention at B of FIG. 2;
FIG. 5 is a top view of the drive shank of the present invention;
FIG. 6 is a cross-sectional view of a drive plate of the present invention;
fig. 7 is a schematic structural diagram of the limiting block of the present invention.
Description of reference numerals:
1-bed plate, 2-shell, 3-pedal, 4-top block, 5-compression spring, 6-push plate, 7-push block, 8-first gear, 9-first rack plate, 10-rotating shaft, 11-base, 12-handle, 13-inserted rod, 14-slot, 15-limiting block, 16-reset spring, 21-second rack plate, 22-second gear, 23-non-circular gear and 24-dust hood.
Detailed Description
An embodiment of the present invention will be described in detail below with reference to the accompanying drawings, but it should be understood that the scope of the present invention is not limited to the embodiment.
As shown in fig. 1 to 7, a surgical training aid for foot pronation and supination provided by an embodiment of the present invention includes a bed plate 1 and two training components hinged on the bed plate 1;
both training assemblies can be opened outwards, so that the patient can conveniently put the legs into the shell 2;
as shown in fig. 2, the training assembly comprises a housing 2, a foot pedal 3 fixedly mounted in the housing 2, and a training mechanism and an auxiliary training mechanism arranged in the housing 2;
a groove matched with the foot of the human body is formed in the shell 2;
the training mechanism comprises a top block 4, a buffer structure and a buffer force adjusting structure which are slidably arranged in the shell 2;
as shown in fig. 3, the buffer structure includes a compression spring 5 and a push plate 6, and two ends of the compression spring 5 are respectively connected with the top block 4 and the push plate 6;
the buffering force adjusting structure can drive the push plate 6 to move in the moving direction of the top block 4;
as shown in fig. 4, the training aid mechanism includes a push block 7 slidably disposed in the housing 2 and a driving structure for pushing the push block 7 to abut against the sole of the foot.
Both sides of the ejector block 4 and the push block 7 are fixedly connected with sliding blocks, and the inner wall of the shell 2 is provided with a sliding groove matched with the sliding blocks;
the compression spring 5 is positioned in the sliding groove, and two end parts of the push plate 6 are also positioned in the sliding groove.
As shown in fig. 4, the driving structure includes a first gear 8 rotatably disposed in the housing 2, a first rack plate 9 fixedly connected to the push block 7, and a driving handle for driving the first gear 8 to rotate, the driving handle being disposed outside the housing 2;
a part of a rotating shaft 10 at the center of the first gear 8 extends out of the shell 2, and the driving handle is sleeved on the rotating shaft 10;
as shown in fig. 5, the driving handle is composed of a base 11 rotatably provided on the housing 2 and a handle 12 rotatably provided on a side surface of the base 11;
the base 11 is provided with a through hole matched with the rotating shaft 10;
an inserting rod 13 is arranged in the base 11, and a plurality of slots 14 matched with the end part of the inserting rod 13 are circumferentially and uniformly formed in the side surface of the rotating shaft 10;
an annular groove matched with the end part of the inserted link 13 is formed in the end part of the handle 12, and an annular limiting block 15 is fixedly connected in the annular groove;
as shown in fig. 7, the limiting block 15 is provided with convex portions and concave portions at intervals;
a return spring 16 is further arranged in the base 11, and under the action of the return spring 16, the end part of the inserted rod 13 is abutted against the limiting block 15;
as shown in fig. 6, when one end of the insertion rod 13 abuts against the convex portion of the stopper 15, the other end is located in the insertion groove 14;
when one end of the inserting rod 13 abuts against the concave part of the limiting block 15, the other end is positioned in the base 11;
the buffering force adjusting structure comprises a second rack plate 21 fixedly connected with the push plate 6, two second gears 22 and a non-circular gear 23 fixedly arranged on the handle 12;
the two second gears 22 are arranged on the same shaft and are respectively positioned on the inner side and the outer side of the shell 2, and the second gears 22 positioned in the shell 2 are meshed and connected with the second rack plates 21;
when the end of the inserted link 13 abuts against the concave part of the limiting block 15, the handle 12 is swung, and the non-circular gear 23 can drive the second gear 22 to rotate;
when the end of the inserted link 13 abuts against the convex part of the limit block 15, the handle 12 is swung, and the non-circular gear 23 cannot drive the second gear 22 to rotate;
install a dust hood 24 on the outside of casing 2, dust hood 24 covers on the gear two 22, set up on the dust hood 24 with non-circular gear 23 complex groove of stepping down.
The working principle is as follows: when the device is used for a patient with severe strephenopodia, the shell 2 is opened, the patient lies on a bed, feet are placed in corresponding areas, then the shell 2 is closed, the handle 12 is swung, the handle 12 drives the rotating shaft 10 to rotate, so that the first gear 8 rotates, the first gear 8 drives the first rack plate 9 to move, the push block 7 is abutted to the sole of the foot, the sole of the foot is pushed to do dorsiflexion action, and therefore leg muscles are exercised;
when the foot dorsiflexion exercise device is used for preventing a patient with the symptoms of the foot varus or the foot varus and valgus, the shell 2 is opened, the patient lies on a bed, feet are placed in corresponding areas, then the shell 2 is closed, the instep of the patient can abut against the top block 4 when the patient does the foot dorsiflexion action, the resistance of the foot dorsiflexion action is improved by the top block 4 under the action of the buffer structure, a better exercise effect is achieved, when the resistance brought by the buffer structure needs to be adjusted, the handle 12 is rotated, the non-circular gear 23 is changed from upward to face towards the shell 2, (at the moment, the end part of the inserted rod 13 abuts against the concave part of the limiting block 15 under the action of the return spring 16, the other end part is pulled out of the slot 14, and then the handle 12 is swung, the non-circular gear 23 is in contact with the second gear 22 and drives the second gear 22 to rotate, the second gear 22 drives the, thereby adjusting the distance between the push plate 6 and the ejector block 4 and achieving the purpose of adjusting the resistance brought by the buffer structure.
A surgical foot varus and valgus auxiliary training method comprises the following steps:
s1, opening the shell 2, placing feet into the shell 2, enabling the heel part to abut against the pedal 3, enabling the push block 7 and the top block 4 to be located on two sides of the sole of the foot, and enabling the foot surface to abut against the top block 4;
s21, closing the shell 2, rotating the driving handle to enable the driving handle to drive the first gear 8 to rotate, driving the first gear 8 to drive the first rack plate 9 to move so as to drive the push block 7 to abut against the sole of the foot, forcing the sole of the foot to move backwards, driving the ejector block 4 to move backwards, and compressing the compression spring 5;
s22, reversely rotating the driving handle to enable the driving handle to drive the first gear 8 to reversely rotate, the first gear 8 drives the first rack plate 9 to reversely move so as to drive the push block 7 to be far away from the sole, the sole returns to the initial position, the compression spring 5 extends to drive the ejector block 4 to return to the initial position;
s3, when the training is switched to the autonomous training and the buffering force needs to be adjusted, the handle 12 is rotated along the axis of the annular limiting block 15, so that the annular limiting block 15 rotates along the axis, and the inserted rods 13 are separated from the slots 14; the handle 12 is rotated along the axis of the rotating shaft 10, in the rotating process, the non-circular gear 23 is meshed with the second gear 22 to drive the second gear 22 to rotate, the second gear 22 drives the second rack plate 21 to move, the second rack plate 21 drives the ejector block 4 to move, and the distance between the ejector block 4 and the pedal plate 3 is reduced.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should make the description as a whole, and the embodiments may be appropriately combined to form other embodiments understood by those skilled in the art.
Claims (6)
1. A surgical foot varus and valgus auxiliary training method is characterized by comprising an auxiliary training device, wherein the auxiliary training device comprises a bed plate and two training components hinged on the bed plate;
the training assembly comprises a shell, a pedal fixedly arranged in the shell, and a training mechanism and an auxiliary training mechanism which are arranged in the shell;
grooves matched with feet of a human body are formed in the shell;
the training mechanism comprises a top block, a buffer structure and a buffer force adjusting structure which are slidably arranged in the shell;
the buffer structure comprises a compression spring and a push plate, and two ends of the compression spring are respectively connected with the ejector block and the push plate;
the buffering force adjusting structure can drive the push plate to move in the moving direction of the ejector block;
the auxiliary training mechanism comprises a push block which is arranged in the shell in a sliding way and a driving structure which is used for pushing the push block to abut against the sole of the foot;
the training method comprises the following steps:
s1, opening the shell, placing feet into the shell, enabling the heel part to abut against the pedal plate, enabling the push block and the ejector block to be located on two sides of the sole of the foot, and enabling the foot surface to abut against the ejector block;
and S2, closing the shell, starting the driving mechanism, enabling the driving mechanism to drive the push block to abut against the sole of the foot and to reciprocate, and driving the sole of the foot to carry out dorsiflexion.
2. The surgical training aid for the pronation and supination of a foot as claimed in claim 1, wherein both sides of the top block and the pushing block are fixedly connected with sliding blocks, and the inner wall of the housing is provided with a sliding groove matched with the sliding blocks;
the compression spring is positioned in the sliding groove, and the two end parts of the push plate are also positioned in the sliding groove.
3. The surgical pronation and supination assistance training method of claim 2 wherein the driving mechanism comprises a first gear rotatably disposed within the housing, a first rack plate fixedly connected to the pushing block, and a driving handle for rotating the first gear, the driving handle being disposed outside the housing;
a part of the rotating shaft at the center of the gear extends out of the shell, and the driving handle is sleeved on the rotating shaft and used for driving the rotating shaft to rotate;
the S2 includes:
s21, closing the shell, rotating the driving handle to enable the driving handle to drive the first gear to rotate, the first gear drives the first rack plate to move to drive the push block to abut against the sole of the foot, forcing the sole of the foot to move backwards, driving the ejector block to move backwards, and compressing the compression spring;
s22, the driving handle is rotated reversely, the driving handle drives the gear I to rotate reversely, the gear I drives the rack plate I to move reversely, the pushing block is further driven to be away from the sole, the sole returns to the initial position, the compression spring extends, and the ejector block is driven to return to the initial position.
4. A surgical pronation and supination assist training method as in claim 3 wherein said drive handle is comprised of a base rotatably disposed on said housing and a handle rotatably disposed on a side of said base;
the base is provided with a through hole matched with the rotating shaft;
an inserting rod is arranged in the base, and a plurality of slots matched with the end part of the inserting rod are circumferentially and uniformly formed in the side surface of the rotating shaft;
an annular groove matched with the end part of the inserted link is formed in the end part of the handle, and an annular limiting block is fixedly connected in the annular groove;
the limiting block is provided with convex parts and concave parts at intervals;
a return spring is further arranged in the base, and under the action of the return spring, the end part of the inserted rod is abutted against the limiting block;
when one end part of the inserted rod is abutted against the convex part of the limiting block, the other end part is positioned in the slot;
when one end of the inserting rod is abutted against the concave part of the limiting block, the other end of the inserting rod is positioned in the base.
5. The surgical pronation and supination assistance training method of claim 4 wherein the cushioning force adjustment structure comprises a second rack plate fixedly connected to the push plate, two second gears and a non-circular gear fixedly mounted to the handle;
the two second gears are arranged on the same shaft and are respectively positioned on the inner side and the outer side of the shell, and the second gears positioned in the shell are meshed and connected with the second rack plates;
when the end part of the inserted rod abuts against the concave part of the limiting block, the handle is swung, and the non-circular gear can drive the second gear to rotate;
when the end part of the inserted rod is abutted against the convex part of the limiting block, the handle is swung, and the non-circular gear cannot drive the second gear to rotate;
the training method further comprises the following steps:
s3, when the training is switched to the autonomous training and the buffering force needs to be adjusted, the handle is rotated along the axis of the annular limiting block, so that the annular limiting block rotates along the axis, and the inserting rods are separated from the inserting grooves; the handle is rotated along the axis line of the rotating shaft, in the rotating process, the non-circular gear is meshed with the gear II to drive the gear II to rotate, the gear II drives the rack plate II to move, the rack plate II drives the ejector block to move, and the distance between the ejector block and the pedal plate is reduced.
6. The surgical training aid for pronation and supination of the foot as claimed in claim 5, wherein a dust hood is mounted on the outer side of the housing, the dust hood is mounted on the second gear, and the dust hood is formed with a relief groove for engaging with the non-circular gear.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110037092.0A CN112807627B (en) | 2021-01-12 | 2021-01-12 | Surgical foot varus and valgus auxiliary training method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110037092.0A CN112807627B (en) | 2021-01-12 | 2021-01-12 | Surgical foot varus and valgus auxiliary training method |
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| CN112807627A true CN112807627A (en) | 2021-05-18 |
| CN112807627B CN112807627B (en) | 2021-11-12 |
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