CN114796991B - Exercise device for preventing lower limb thrombosis - Google Patents
Exercise device for preventing lower limb thrombosis Download PDFInfo
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- CN114796991B CN114796991B CN202210410883.8A CN202210410883A CN114796991B CN 114796991 B CN114796991 B CN 114796991B CN 202210410883 A CN202210410883 A CN 202210410883A CN 114796991 B CN114796991 B CN 114796991B
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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
- A63B22/00—Exercising apparatus specially adapted for conditioning the cardio-vascular system, for training agility or co-ordination of movements
- A63B22/04—Exercising apparatus specially adapted for conditioning the cardio-vascular system, for training agility or co-ordination of movements with movable multiple steps, i.e. more than one step per limb, e.g. steps mounted on endless loops, endless ladders
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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
- A63B21/00—Exercising apparatus for developing or strengthening the muscles or joints of the body by working against a counterforce, with or without measuring devices
- A63B21/00192—Exercising apparatus for developing or strengthening the muscles or joints of the body by working against a counterforce, with or without measuring devices using resistance provided by magnetic means
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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
- A63B23/08—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 ankle joints
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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
- A63B71/00—Games or sports accessories not covered in groups A63B1/00 - A63B69/00
- A63B71/06—Indicating or scoring devices for games or players, or for other sports activities
- A63B71/0619—Displays, user interfaces and indicating devices, specially adapted for sport equipment, e.g. display mounted on treadmills
- A63B71/0622—Visual, audio or audio-visual systems for entertaining, instructing or motivating the user
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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
- A63B71/00—Games or sports accessories not covered in groups A63B1/00 - A63B69/00
- A63B71/06—Indicating or scoring devices for games or players, or for other sports activities
- A63B71/0619—Displays, user interfaces and indicating devices, specially adapted for sport equipment, e.g. display mounted on treadmills
- A63B71/0622—Visual, audio or audio-visual systems for entertaining, instructing or motivating the user
- A63B2071/0625—Emitting sound, noise or music
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/30—Against vector-borne diseases, e.g. mosquito-borne, fly-borne, tick-borne or waterborne diseases whose impact is exacerbated by climate change
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- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Physical Education & Sports Medicine (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Engineering & Computer Science (AREA)
- Cardiology (AREA)
- Vascular Medicine (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biophysics (AREA)
- Multimedia (AREA)
- Human Computer Interaction (AREA)
- Rehabilitation Tools (AREA)
Abstract
The invention discloses an exercise device for preventing lower limb thrombus, which relates to the technical field of medical treatment and comprises a box body, wherein an installation groove is formed in the box body, two foot exercise pieces which are arranged in parallel in the horizontal direction are installed in the installation groove, each foot exercise piece comprises two first ear seats which are axially arranged at the bottom end of the inner wall of the installation groove, a foot exercise plate which plays a role in supporting the foot of a patient is hinged between every two first ear seats, the foot exercise plate is fixedly connected with the bottom end of the inner wall of the installation groove through a first spring, and a radially arranged fixed block is fixedly installed on the outer surface of the foot exercise plate.
Description
Technical Field
The invention relates to the technical field of medical treatment, in particular to an exercise device for preventing thrombus of lower limbs.
Background
The patient is at postoperative or long-term recovered stage of lying in bed, because low limbs activity reduction causes low limbs blood reflux speed and presents the hypercoagulability state, thereby blood stasis forms thrombus, threatens patient's life healthy safety, however current exercise device of prevention low limbs thrombus exists and tempers boring and bitter, lacks the interest and the challenging of taking exercise, and patient's enthusiasm of taking exercise is not high, influences the problem of taking exercise efficiency.
Disclosure of Invention
(one) solving the technical problems
Aiming at the defects of the prior art, the invention provides the exercise device for preventing the lower limb thrombosis, which solves the problems that the existing exercise device for preventing the lower limb thrombosis is boring and bitter in exercise, lacks of interest and challenge in exercise, is low in enthusiasm of patient exercise and affects exercise efficiency.
(II) technical scheme
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides an exercise device of prevention low limbs thrombus, includes the box, the mounting groove has been seted up in the box, install parallel arrangement's foot exercise piece on the mounting groove, every foot exercise piece includes two axial settings at the first ear seat of mounting groove inner wall bottom, every two articulated between the first ear seat have play supporting role foot training board to patient's foot, foot training board and mounting groove inner wall bottom pass through first spring fixed connection, fixed mounting has radial fixed block that sets up on the surface of foot training board, radially be equipped with the shifting block on the circumference outer wall of fixed block, the central line direction of shifting block is perpendicular with the central line direction of fixed block, the arc wall has been seted up on the lateral wall of box, be equipped with in the arc wall with shifting block cooperation and improve the device and temper the interesting connecting piece.
Through above-mentioned technical scheme, can place the foot on the foot training board when the device is used to the patient, afterwards rotate the ankle, the rotation of ankle can drive the foot and rotate, and then can drive the foot training board and rotate round first ear seat, can play the supporting role to the foot training board through the effect of first spring, the rotation of foot training board can drive the rotation with foot training board fixed connection's fixed block simultaneously, the rotation of fixed block can drive the rotation with fixed block fixed connection's shifting block, shifting block and connecting piece cooperation can improve the interest that the device was taken exercise, also play the adjustment effect to the exercise of patient simultaneously, the enthusiasm that the patient was taken exercise has been improved, also can control the intensity of taking exercise of patient through the effect of connecting piece.
Preferably, the connecting piece is including establishing the arc resonance box on the arc inslot wall, the arc resonance box is hollow state, one side evenly distributed that the arc resonance box is close to the fixed block has a plurality of musical instrument sign indicating number, set up the fixed slot that holds the musical instrument sign indicating number on the arc resonance box, the musical instrument sign indicating number inserts to the fixed slot in, the musical instrument sign indicating number is trapezoidal strip column, at least two musical instrument sign indicating numbers are transversely closest to the left end of arc resonance box, longitudinally are closest to the bottommost end of arc resonance box, other the musical instrument sign indicating number is with the musical instrument sign indicating number that is closest to the left end of arc resonance box as the benchmark, be echelonment to the bottommost end of arc resonance box, be located the musical instrument sign indicating number is located the left end of plectrum and with plectrum interval five to eight centimetres, one side that the arc resonance box deviates from the musical instrument sign indicating number has been seted up with the inside sound hole that link up of arc resonance box, every all transversely be provided with the string on the first spring, the both ends and arc resonance box fixed connection, bridge connection, string and string overlap joint on the bridge groove are connected with string on the bridge groove.
Through above-mentioned technical scheme, the both ends of string all with arc resonance box fixed connection, because the both ends of string all with string fixed connection, can make the string play the fastening effect to the string, the string is difficult for deviating from the string, through the cooperation of recess and string, can further be convenient for the stability that the string is connected with the string, the effect through the string also can make the string insert to the fixed slot in simultaneously, and avoid the string to deviate from in the fixed slot, when the foot training board rotates round first ear seat, can drive fixed block and the shifting block rotation with foot training board fixed connection, the effect through the shifting block can stir the string and make the string produce the vibration, the vibration of string can drive the vibration of string, because the bottom of string is laminated with the arc resonance box, the vibration of string can drive the vibration of arc resonance box, the air in the inside cavity of arc resonance box produces the vibration, the bottom plate vibration and reflection through arc resonance box one side of deviating from the arc resonance box has strengthened the vibration of arc resonance box, the stack through the sound of a lot of vibrations, the sound of playing, the patient's the tone of playing can be played according to the different positions of exercise, and the patient's own can be according to the different exercise, the different positions of the patient can be played according to the different exercise, the different positions of the string can be played according to the different positions.
Preferably, one side evenly distributed that arc resonance box deviates from the musical instrument sign indicating number has a plurality of cylindricality inserted block, the cylindricality inserted block is located sound hole side, and a plurality of the cylindricality inserted block is circular-arc distribution, the one end and the arc resonance box fixed connection of cylindricality inserted block, a plurality of slots that are located the cylindricality inserted block outside and link up with the arc groove have been seted up on the box, the cylindricality inserted block is inserted tightly with the slot and is connected.
Through above-mentioned technical scheme, insert tight connection through cylindricality inserted block and slot, can change arc resonance box or overhaul and adjust the bridge and the string on the arc resonance box as required, improved the utilization ratio and the service life of the device.
Preferably, two opposite connecting grooves are formed in the outer circumferential wall of the cylindrical plug block, a second spring is radially arranged in the connecting groove, one end of the second spring is fixedly connected with the inner wall of the connecting groove, a wedge-shaped clamping block located inside the connecting groove is fixedly arranged at the other end of the second spring, the wedge-shaped clamping block is in sliding connection with the connecting groove, a wedge-shaped clamping groove located outside the wedge-shaped clamping block and matched with the wedge-shaped clamping block is formed in the inner wall of the slot, and the wedge-shaped clamping groove is communicated with the slot.
Through above-mentioned technical scheme, when the cylindricality inserted block inserts in the slot and wedge fixture block does not contact with the wedge draw-in groove, the second spring is compressed this moment, and when wedge fixture block contacted with the wedge draw-in groove, the second spring is kick-backed, can drive the inside that the wedge fixture block inserted the wedge draw-in groove, through the cooperation of wedge draw-in groove and wedge fixture block, can be convenient for arc resonance box and box's fixed connection, simultaneously when the user pulls out the cylindricality inserted block, through the cooperation of wedge fixture block and wedge draw-in groove, does not influence the dismantlement of cylindricality inserted block.
Preferably, the box body is provided with a mounting piece for improving the interestingness and the challenge of the device.
Through above-mentioned technical scheme, through the effect of installed part can improve the device interest and challenge, also improved the training degree of difficulty of device.
Preferably, the mounting piece is including the backup pad that is vertical state, the bottom of backup pad and the rear side fixed connection of box up end, the one end fixed mounting that the box was kept away from to the backup pad has the mounting panel, the lower terminal surface fixed mounting of mounting panel has the guide arm that is located foot training board rear, the bottom and the box inner wall bottom fixed connection of guide arm, the guide arm is parallel with the central line direction of backup pad, the cover is equipped with the sliding block on the circumference outer wall of guide arm, fixed mounting has the clamp plate that is located foot training board below on the circumference outer wall of sliding block, the below of sliding block is equipped with a plurality of magnet that are located the guide arm outside, the magnet and the lower terminal surface fixed connection of sliding block of uppermost, guide arm, sliding block and magnet all coaxial setting, sliding block and magnet all with guide arm sliding connection, a plurality of magnet stack the setting on vertical direction, every the one end of magnet is the S utmost point, every the other end of magnet is the N utmost point, every two adjacent magnet rejection, the magnet is the permanent magnet.
Through the technical scheme, the pressing plate can be pressed downwards when the foot training plate is rotated by a patient, the sliding block fixedly connected with the pressing plate can be driven to slide downwards on the outer side of the guide rod by downward movement of the pressing plate, then the sliding of the magnets can be driven, the repulsive reaction exists between a plurality of magnets through the principle that like poles repel each other, the magnets move downwards, the rotation difficulty of the foot training plate is improved, the training intensity of the device is improved, when the foot training plate rotates anticlockwise, the magnets rebound, the rebound of the sliding block can be driven, the training interestingness of the device is improved, and the training enthusiasm of the patient is improved.
Preferably, the lower terminal surface fixed mounting of foot training board has the third ear seat, articulated on the third ear seat is connected with electric putter, electric putter keeps away from the one end of third ear seat and articulates and be connected with the second ear seat that is located the electric putter outside, the bottom and the mounting groove inner wall bottom fixed connection of second ear seat.
Through above-mentioned technical scheme, can play the supporting role to the foot training board through electric putter's effect, can assist the foot training board to rotate, and then can exercise the auxiliary role to the patient.
Preferably, the connecting block that horizontal setting was all fixed mounting in the left and right sides of box, the holding tank has been seted up in the connecting block, the sliding tray that link up with the holding tank has been seted up to the lower terminal surface of connecting block, the holding tank link up with the external world through the sliding tray, sliding connection has the L type link that is convenient for device and bedstead fixed connection in the holding tank, L type link extends the sliding tray, L type link and sliding tray sliding connection, be equipped with the drive L type link in the holding tank and slide so that the device is applicable to the driving piece of different sizes bedstead.
Through above-mentioned technical scheme, L type link is located the bedstead outside, and the box is placed on the bedstead, can drive L type link and slide in the horizontal direction through the effect of driving piece, and then makes the internal surface of L type link contradict with the outside of bedstead, can be convenient for the fixed connection of device and bedstead through the effect of L type link, can make the device be applicable to not unidimensional bedstead through the effect of driving piece.
Preferably, the driving piece is including transversely setting up the actuating lever in the holding tank, actuating lever and holding tank inner wall rotate to be connected, the holding tank is extended to the one end of actuating lever, the actuating lever is extended to the one end fixed mounting of holding tank has the handle, the outside fixed mounting of actuating lever has two relative first helical gears that set up, actuating lever and first helical gear coaxial arrangement, the outside of first helical gear and be equipped with the second helical gear with first helical gear meshing, the axle center department fixed mounting of second helical gear has the threaded rod of transversely setting, the threaded rod rotates with the holding tank inner wall to be connected, the central line direction of threaded rod is perpendicular with the central line direction of actuating lever, fixed mounting has the support that is located the threaded rod outside on the connecting block inner wall, the support rotates with the threaded rod to be connected, the outside cover of threaded rod is equipped with the slider, slider and threaded connection, slider and L type link fixed connection have seted up on the inner wall of holding tank be located slider outside and with the slide that the holding tank link up, slider extends to in and with the slide through sliding block connecting block
Through the technical scheme, a user can grasp the handle and manually rotate the handle, the rotation of the handle can drive the rotation of the driving rod fixedly connected with the handle, the rotation of the driving rod can drive the rotation of the first bevel gear fixedly connected with the driving rod, the rotation of the first bevel gear can drive the rotation of the second bevel gear meshed with the first bevel gear, the rotation of the second bevel gear can drive the rotation of the threaded rod fixedly connected with the second bevel gear, the threaded rod can be supported through the action of the bracket, meanwhile, the sliding of the sliding block can be carried out through the rotation of the threaded rod through the action of the threads, the sliding of the sliding block can be guided through the action of the slideway, the sliding of the sliding block can drive the sliding of the L-shaped connecting frame fixedly connected with the sliding block, and the inner wall of the L-shaped connecting frame can be conveniently driven to collide with the outer side of the bedstead
Preferably, the bottom end of the L-shaped connecting frame is provided with an axial thread groove, a thread column is connected in the thread groove through threads, the thread column is axially arranged, the thread column penetrates through the thread groove, the bottom end of the thread column is fixedly provided with a handle, the top end of the handle is fixedly provided with a top plate, a third spring positioned outside the thread column is arranged between the top plate and the L-shaped connecting frame, the bottom end of the third spring is fixedly connected with the inner surface of the L-shaped connecting frame, and the top end of the third spring is in contact with the lower end face of the top plate
Through above-mentioned technical scheme, through the effect of screw thread, the screw thread post slides at screw thread inslot pivoted in-process, and the slip of screw thread post can drive the slip of the roof with screw thread post fixed connection, and the roof slides to contradicting with the lower terminal surface of bedstead, can play spacing effect to the removal of roof through the effect of third spring.
(III) beneficial effects
The invention provides an exercise device for preventing thrombus of lower limbs. The beneficial effects are as follows:
(1) This exercise device of prevention low limbs thrombus can drive the rotation of plectrum through the rotation of foot training board, and then can stir the string and make the string produce the vibration, and then can produce the musical instrument sound, and according to the difference of musical instrument sign indicating number position, stir the pitch difference that the string of different positions produced, the patient can know oneself exercise degree according to the pitch, and can improve patient's interest of taking exercise, has improved patient's exercise enthusiasm.
(2) This exercise device of prevention low limbs thrombus can drive the downmovement of clamp plate through the rotation of foot training board, and then can drive the downmovement of magnet, has improved the rotation degree of difficulty of foot training board, has improved the training intensity of the device, and when the anticlockwise rotation of foot training board, magnet kick-backs, can drive the resilience of sliding block, has improved the interest of device training, has improved patient's training enthusiasm.
(3) This exercise device of prevention low limbs thrombus can drive the rotation of the actuating lever with handle fixed connection through the rotation of handle, the rotation of actuating lever can drive the rotation of the first helical gear with actuating lever fixed connection, the rotation of first helical gear can drive the rotation of the second helical gear with first helical gear meshing, the rotation of second helical gear can drive the rotation of the threaded rod with second helical gear fixed connection, can play the supporting role to the threaded rod through the effect of support, the effect through the effect threaded rod's of screw can take the slip of sliding block simultaneously, can play the guide effect to the slip of sliding block through the effect of slide, the slip of sliding block can drive the slip of L type link with sliding block fixed connection, the inner wall of the L type link of being convenient for drive is contradicted with the outside of bedstead, the device of being convenient for and the fixed connection of bedstead.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a schematic diagram of a side cross-sectional structure of the case of the present invention;
FIG. 3 is a schematic view of a partial top view of the case of the present invention;
FIG. 4 is a schematic top view of an arc resonance box of the present invention;
FIG. 5 is a schematic view of a partial cross-sectional structure of the case of the present invention;
FIG. 6 is a schematic cross-sectional view of a cylindrical insert of the present invention;
FIG. 7 is a schematic top cross-sectional view of the connection block of the present invention;
FIG. 8 is an enlarged schematic view of the structure of FIG. 7A according to the present invention;
FIG. 9 is a schematic view of a partial cross-sectional structure of an L-shaped connector of the present invention.
In the figure: 1. a case; 2. a mounting groove; 3. a first ear mount; 31. a foot training board; 32. a first spring; 33. a second ear mount; 34. an electric push rod; 35. a third ear mount; 36. a fixed block; 37. a shifting block; 4. an arc-shaped groove; 41. an arc resonance box; 42. a musical instrument code; 43. string; 5. a cylindrical insert; 51. a slot; 52. wedge-shaped clamping grooves; 53. a connecting groove; 54. wedge-shaped clamping blocks; 55. a second spring; 6. a support plate; 61. a mounting plate; 62. a guide rod; 63. a sliding block; 64. a pressing plate; 65. a magnet; 7. a connecting block; 71. a receiving groove; 72. a driving rod; 73. a first helical gear; 74. a second helical gear; 75. a bracket; 76. a threaded rod; 77. a sliding block; 78. a sliding groove; 79. a handle; 8. an L-shaped connecting frame; 81. a thread groove; 82. a threaded column; 83. a handle; 84. a top plate; 85. a third spring; 9. and a slideway.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
As shown in fig. 1-9, the present invention provides a technical solution: the utility model provides an exercise device of prevention low limbs thrombus, including box 1, install mounting groove 2 in the box 1, install the foot exercise spare of parallel arrangement in the mounting groove 2, every foot exercise spare includes two axial setting at the first ear seat 3 of mounting groove 2 inner wall bottom, articulated connection has between every two first ear seats 3 plays supporting role foot training board 31 to patient's foot, foot training board 31 and mounting groove 2 inner wall bottom pass through first spring 32 fixed connection, fixed mounting has radial fixed block 36 who sets up on the surface of foot training board 31, radial be equipped with on the circumference outer wall of fixed block 36 shifting block 37, the central line direction of shifting block 37 is perpendicular with the central line direction of fixed block 36, arc wall 4 has been seted up on the lateral wall of box 1, be equipped with the connecting piece with shifting block 37 cooperation and improve the device exercise interest, the patient can place the foot on training board 31 when using the device, afterwards, the rotation of ankle can drive foot training board 31 and rotate round first ear seat 3, can drive the rotation of training board 31 round first foot training board 32 through the effect of first foot training board 31, can also play the effect of the training device of the training of the setting up through the rotation of the first supporting plate 31 and the connecting role of the adjustable setting block 37 and the adjustable setting of the foot to the patient's 36, the same setting device can play the effect of training device is improved;
as shown in fig. 4, the connecting piece comprises an arc-shaped resonance box 41 arranged on the inner wall of the arc-shaped groove 4, the arc-shaped resonance box 41 is in a hollow state, a plurality of keys 42 are uniformly distributed on one side of the arc-shaped resonance box 41 close to the fixed block 36, the arc-shaped resonance box 41 is provided with a fixed groove for accommodating the keys 42, the keys 42 are inserted into the fixed groove, the keys 42 are in a bar column shape with a trapezoid cross section, at least two keys 42 are closest to the leftmost end of the arc-shaped resonance box 41 in the transverse direction and closest to the bottommost end of the arc-shaped resonance box 41 in the longitudinal direction, other keys 42 are sequentially arranged towards the bottommost end of the arc-shaped resonance box 41 in a step shape with the keys 42 closest to the leftmost end of the arc-shaped resonance box 41 as a reference, the keys 42 positioned at the bottommost end of the arc-shaped resonance box 41 are positioned at the left end of the shifting block 37 and spaced five to eight centimeters from the shifting block 37, one side of the arc-shaped resonance box 41 away from the keys 42 is provided with a sound hole communicated with the interior of the arc-shaped resonance box 41, each first spring 32 is transversely provided with a string 43, two ends of the string 43 are fixedly connected with the arc-shaped resonance box 41, the strings 43 are lapped on the string code 42, grooves for accommodating the strings 43 are formed in the strings 43, the strings 43 are connected with the string code 42 through groove clamping, the upper parts of the strings 43 in the horizontal direction are in overlapping contact with the poking blocks 37, two ends of the strings 43 are fixedly connected with the arc-shaped resonance box 41, the strings 43 play a fastening role on the string code 42 due to the fact that the two ends of the strings 43 are fixedly connected with the strings 43, the strings 43 are not easy to fall out from the string code 42, the stability of connection between the string code 42 and the strings 43 can be further facilitated through the cooperation of the grooves and the strings 43, meanwhile, the string code 42 can be inserted into the fixing grooves through the action of the strings 43, the string code 42 is prevented from falling out of the fixing grooves, when the foot portion 31 rotates around the first lug seat 3, the device can drive the fixed block 36 and the shifting block 37 which are fixedly connected with the foot training plate 31 to rotate, the strings 43 can be shifted through the action of the shifting block 37, the strings 43 can vibrate to drive the strings 42, the bottom ends of the strings 42 are attached to the arc-shaped resonance box 41, the vibration of the strings 42 can drive the arc-shaped resonance box 41 to vibrate, the air in the cavity inside the arc-shaped resonance box 41 vibrates, the vibration of the arc-shaped resonance box 41 is enhanced through the bottom plate vibration and reflection on one side, deviating from the arc-shaped resonance box 41, of the arc-shaped resonance box 41, the played sound is expanded through superposition of multiple vibrations, the strings 43 at different positions can be conveniently heard by a patient, and according to the positions of the strings 42, the pitch generated by shifting the strings 43 at different positions is different, the patient can know the exercise degree according to the pitch, and the exercise interestingness of the patient can be improved;
as shown in fig. 5, a plurality of cylindrical inserting blocks 5 are uniformly distributed on one side of the arc-shaped resonance box 41, which is away from the bridge 42, the cylindrical inserting blocks 5 are positioned beside the sound holes, the plurality of cylindrical inserting blocks 5 are distributed in an arc shape, one end of each cylindrical inserting block 5 is fixedly connected with the arc-shaped resonance box 41, a plurality of inserting grooves 51 which are positioned on the outer side of each cylindrical inserting block 5 and communicated with the arc-shaped groove 4 are formed in the box body 1, the cylindrical inserting blocks 5 are tightly inserted and connected with the inserting grooves 51, and the arc-shaped resonance box 41 can be replaced or the bridge 42 and the strings 43 on the arc-shaped resonance box 41 can be overhauled and adjusted according to requirements through the cylindrical inserting blocks 5 and the inserting grooves 51, so that the utilization rate and the service life of the device are improved;
as shown in fig. 6, two opposite connecting grooves 53 are formed on the circumferential outer wall of the cylindrical plug 5, a second spring 55 is radially arranged in the connecting grooves 53, one end of the second spring 55 is fixedly connected with the inner wall of the connecting grooves 53, a wedge-shaped clamping block 54 positioned in the connecting grooves 53 is fixedly arranged at the other end of the second spring 55, the wedge-shaped clamping block 54 is slidably connected with the connecting grooves 53, a wedge-shaped clamping groove 52 which is positioned at the outer side of the wedge-shaped clamping block 54 and is matched with the wedge-shaped clamping block 54 is formed in the inner wall of the slot 51, the wedge-shaped clamping groove 52 is communicated with the slot 51, when the cylindrical plug 5 is inserted into the slot 51 and the wedge-shaped clamping block 54 is not contacted with the wedge-shaped clamping groove 52, the second spring 55 is compressed, when the wedge-shaped clamping block 54 is contacted with the wedge-shaped clamping groove 52, the second spring 55 can drive the wedge-shaped clamping block 54 to be inserted into the wedge-shaped clamping groove 52, the arc-shaped resonant tank 41 can be conveniently fixedly connected with the box 1 through the cooperation of the wedge-shaped clamping block 54, and meanwhile, when a user pulls out the cylindrical plug 5, the cylindrical plug 5 is not influenced by the cooperation of the wedge-shaped clamping block 54 and the wedge-shaped clamping groove 52;
as shown in fig. 2, the box body 1 is provided with a mounting piece for improving the interestingness and the challenge of the device, and the interestingness and the challenge of the device can be improved through the effect of the mounting piece, and the training difficulty of the device is also improved;
referring to fig. 2, the mounting member includes a support plate 6 in a vertical state, the bottom end of the support plate 6 is fixedly connected with the rear side of the upper end surface of the case 1, one end of the support plate 6 away from the case 1 is fixedly provided with a mounting plate 61, the lower end surface of the mounting plate 61 is fixedly provided with a guide rod 62 positioned behind the foot training plate 31, the bottom end of the guide rod 62 is fixedly connected with the bottom end of the inner wall of the case 1, the guide rod 62 is parallel to the central line direction of the support plate 6, the circumferential outer wall of the guide rod 62 is sleeved with a sliding block 63, the circumferential outer wall of the sliding block 63 is fixedly provided with a pressing plate 64 positioned below the foot training plate 31, the lower side of the sliding block 63 is provided with a plurality of magnets 65 positioned outside the guide rod 62, the uppermost magnet 65 is fixedly connected with the lower end surface of the sliding block 63, the guide rod 62, the sliding block 63 and the magnets 65 are coaxially arranged, the sliding block 63 and the magnets 65 are slidably connected with the guide rod 62, the magnets 65 are overlapped in the vertical direction, one end of each magnet 65 is an S pole, the other end of each magnet 65 is an N pole, each two adjacent magnets 65 are in repulsive reaction, each magnet 65 is a permanent magnet, when a patient rotates the foot training plate 31, the pressing plate 64 can be pressed downwards, the sliding block 63 fixedly connected with the pressing plate 64 can be driven to slide downwards on the outer side of the guide rod 62 by the downward movement of the pressing plate 64, the magnets 65 can be driven to slide downwards, the magnets 65 are in repulsive reaction through the principle of like polarity repulsion, the magnets 65 are moved downwards, the rotation difficulty of the foot training plate 31 is improved, the training strength of the device is improved, when the foot training plate 31 rotates anticlockwise, the magnets 65 rebound, the rebound of the sliding block 63 can be driven, the training interest of the device is improved, and the training enthusiasm of the patient is improved;
as shown in fig. 2, a third ear seat 35 is fixedly mounted on the lower end surface of the foot training plate 31, an electric push rod 34 is hinged on the third ear seat 35, one end, far away from the third ear seat 35, of the electric push rod 34 is hinged with a second ear seat 33 positioned outside the electric push rod 34, the bottom end of the second ear seat 33 is fixedly connected with the bottom end of the inner wall of the mounting groove 2, the foot training plate 31 can be supported by the action of the electric push rod 34, the foot training plate 31 can be assisted to rotate, and further, the foot training plate 31 can be assisted to exercise of a patient;
as shown in fig. 7, connecting blocks 7 are fixedly arranged on the left side and the right side of the box body 1, a containing groove 71 is formed in the connecting blocks 7, a sliding groove 78 communicated with the containing groove 71 is formed in the lower end face of the connecting blocks 7, the containing groove 71 is communicated with the outside through the sliding groove 78, an L-shaped connecting frame 8 which is convenient for the device to be fixedly connected with a bedstead is connected in a sliding manner in the containing groove 71, the L-shaped connecting frame 8 extends out of the sliding groove 78, the L-shaped connecting frame 8 is in sliding connection with the sliding groove 78, a driving piece for driving the L-shaped connecting frame 8 to slide so that the device is applicable to bedstead with different sizes is arranged in the containing groove 71, the L-shaped connecting frame 8 is located on the outer side of the bedstead, the box body 1 can drive the L-shaped connecting frame 8 to slide in the horizontal direction through the action of the driving piece, the inner surface of the L-shaped connecting frame 8 is abutted to the outer side of the bedstead, the device can be conveniently fixedly connected with the bedstead through the action of the L-shaped connecting frame 8, and the device can be applicable to bedstead with different sizes through the action of the driving piece;
referring to fig. 7 and 8, the driving member includes a driving rod 72 transversely disposed in the accommodating groove 71, the driving rod 72 is rotationally connected with the inner wall of the accommodating groove 71, one end of the driving rod 72 extends out of the accommodating groove 71, one end of the driving rod 72 extending out of the accommodating groove 71 is fixedly provided with a handle 79, two oppositely disposed first bevel gears 73 are fixedly disposed at the outer side of the driving rod 72, the driving rod 72 is coaxially disposed with the first bevel gears 73, a second bevel gear 74 meshed with the first bevel gears 73 is disposed at the outer side of the first bevel gears 73, a threaded rod 76 transversely disposed is fixedly disposed at the axial center of the second bevel gears 74, the threaded rod 76 is rotationally connected with the inner wall of the accommodating groove 71, the central line direction of the threaded rod 76 is perpendicular to the central line direction of the driving rod 72, a bracket 75 disposed at the inner wall of the connecting block 7 is fixedly disposed at the outer side of the threaded rod 76, the bracket 75 is rotationally connected with the threaded rod 76, a sliding block 77 is sleeved at the outer side of the threaded rod 76, the sliding block 77 is fixedly connected with the threaded rod 76, a slide 9 located at the outer side of the sliding block 77 and is communicated with the accommodating groove 71, the 9 extending into the sliding block 77 and meshed with the first bevel gears 73, the handle 79 is rotationally connected with the second bevel gears 74 through the handle 79, the handle 79 is rotationally connected with the first bevel gears 73, the handle 79 and the handle 74 is rotationally fixed to the handle 74, the handle 79 is rotationally connected with the second bevel gears 73, and the handle 79 is rotationally fixed to the handle 74, and the handle 79 is rotationally connected with the handle 73 by the handle, and the handle 79, meanwhile, the sliding of the sliding block 77 can be carried out through the rotation of the threaded rod 76 under the action of threads, the sliding of the sliding block 77 can be guided under the action of the slideway 9, the sliding of the sliding block 77 can drive the sliding of the L-shaped connecting frame 8 fixedly connected with the sliding block 77, and the inner wall of the L-shaped connecting frame 8 can be conveniently driven to abut against the outer side of the bedstead;
as shown in fig. 9, an axial thread groove 81 is formed at the bottom end of the L-shaped connecting frame 8, a thread column 82 is connected in the thread groove 81 through threads, the thread column 82 is axially arranged, the thread column 82 penetrates through the thread groove 81, a handle 83 is fixedly arranged at the bottom end of the thread column 82, a top plate 84 is fixedly arranged at the top end of the handle 83, a third spring 85 positioned at the outer side of the thread column 82 is arranged between the top plate 84 and the L-shaped connecting frame 8, the bottom end of the third spring 85 is fixedly connected with the inner surface of the L-shaped connecting frame 8, the top end of the third spring 85 is in contact with the lower end face of the top plate 84, the thread column 82 slides in the process of rotating in the thread groove 81 under the action of threads, the sliding of the thread column 82 can drive the sliding of the top plate 84 fixedly connected with the thread column 82, the top plate 84 slides to the lower end face of the bed frame, and the action of the third spring 85 can play a limiting role in limiting the movement of the top plate 84;
when the box body 1 is used, a power supply is connected, a switch is turned on, the box body 1 can be placed on a bedstead, a user can grasp the handle 79, and manually rotate the handle 79, the handle 79 can rotate to drive the driving rod 72 fixedly connected with the handle 79, the driving rod 72 can rotate to drive the first bevel gear 73 fixedly connected with the driving rod 72, the first bevel gear 73 can rotate to drive the second bevel gear 74 meshed with the first bevel gear 73, the second bevel gear 74 can rotate to drive the threaded rod 76 fixedly connected with the second bevel gear 74, the threaded rod 76 can be supported by the action of the bracket 75, meanwhile, the sliding of the sliding block 77 can be guided by the action of the slideway 9, the sliding of the sliding block 77 can drive the sliding of the L-shaped connecting frame 8 fixedly connected with the sliding block 77, and the inner wall of the L-shaped connecting frame 8 can be conveniently driven to collide with the outer side of the bedstead;
then, the handle 83 is grasped manually, the handle 83 is rotated, the threaded column 82 is driven to rotate by the rotation of the handle 83, the threaded column 82 slides upwards in the process of rotating in the threaded groove 81, the sliding of the threaded column 82 can drive the sliding of the top plate 84 fixedly connected with the threaded column 82, the top plate 84 slides to abut against the lower end face of the bedstead, the movement of the top plate 84 can be limited by the action of the third spring 85, the fixed connection of the device and the bedstead is facilitated, and the situation that a sound patient is hard to make the device deviate from the bedstead in the use process is avoided;
when the device is used by a patient, the foot can be placed on the foot training plate 31, then the ankle is rotated, the foot can be driven to rotate by the ankle rotation, the foot training plate 31 can be driven to rotate around the first ear seat 3, the ankle part of the patient can be trained, the foot training plate 31 can be supported by the action of the first spring 32, meanwhile, the fixing block 36 fixedly connected with the foot training plate 31 can be driven to rotate by the rotation of the foot training plate 31, the shifting block 37 fixedly connected with the fixing block 36 can be driven to rotate by the rotation of the fixing block 36, the foot training plate 31 can be supported by the action of the electric push rod 34, the foot training plate 31 can be assisted to rotate, further, the patient can be trained in an auxiliary way, and the foot training plate 31 can be conveniently rotated;
when the foot training plate 31 rotates around the first ear seat 3, the fixing block 36 and the shifting block 37 which are fixedly connected with the foot training plate 31 can be driven to rotate, the strings 43 can be shifted and vibrated by the action of the shifting block 37, the strings 43 can be driven to vibrate by the vibration of the strings 42, the bottom end of the strings 42 is attached to the arc-shaped resonance box 41, the arc-shaped resonance box 41 can be driven to vibrate by the vibration of the strings 42, the air in the cavity inside the arc-shaped resonance box 41 vibrates, the sound comes out through the sound holes on the arc-shaped resonance box 41, so that a patient can hear the sound conveniently, and the pitch generated by shifting the strings 43 at different positions is different according to the position of the strings 42, so that the patient can know the exercise degree according to the pitch, the exercise interest of the patient can be improved, and the exercise enthusiasm of the patient can be improved;
when a user needs to replace the arc-shaped resonance box 41 or overhaul and adjust the bridge 42 and the strings 43 on the arc-shaped resonance box 41, the cylindrical insertion block 5 can be pulled out of the slot 51, the wedge-shaped clamping block 54 slides into the connecting groove 53 under the movement of the cylindrical insertion block 5, the second spring 55 is compressed, and when the wedge-shaped clamping block 54 is disconnected with the wedge-shaped clamping groove 52, the user can pull out the cylindrical insertion block 5 from the slot 51, and then take out the arc-shaped resonance box 41 from the arc-shaped groove 4, so that the arc-shaped resonance box 41 can be replaced and overhauled, and the service life of the device is prolonged;
simultaneously, medical staff can help the patient slide sliding block 63 and clamp plate 64 to foot training board 31 below, afterwards, can push down clamp plate 64 when patient rotates foot training board 31, clamp plate 64's the gliding of sliding block 63 with clamp plate 64 fixed connection in the outside gliding of guide arm 62 can be driven, and then the gliding of magnet 65 can be driven, there is the rejection reaction through the principle of like polarity repulsion between a plurality of magnet 65, magnet 65 moves down, the rotation difficulty of foot training board 31 has been improved, the training intensity of the device has been improved, when foot training board 31 anticlockwise rotation, magnet 65 kick-backs, can drive the resilience of sliding block 63, the interest of device training has been improved, the training enthusiasm of patient has been improved, this is the use process of this exercise device of prevention low limbs thrombus, the content that does not make detailed description in this specification all belongs to the prior art that the expert of the field knows in this specification simultaneously.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. Exercise device of prevention low limbs thrombus, including box (1), its characterized in that: the foot training device comprises a box body (1), wherein a mounting groove (2) is formed in the box body (1), two foot training pieces which are arranged in parallel in the horizontal direction are arranged in the mounting groove (2), each foot training piece comprises two first ear seats (3) which are axially arranged at the bottom end of the inner wall of the mounting groove (2), each two foot training boards (31) which play a role in supporting feet of a patient are hinged between the two first ear seats (3), the foot training boards (31) are fixedly connected with the bottom end of the inner wall of the mounting groove (2) through first springs (32), fixing blocks (36) which are radially arranged are fixedly arranged on the outer surface of the foot training boards (31), a poking block (37) is radially arranged on the outer circumferential wall of each fixing block (36), an arc groove (4) is formed in the side wall of the box body (1), and a connecting piece which is matched with the poking block (37) and improves the interestingness of the device;
the connecting piece comprises an arc-shaped resonance box (41) arranged on the inner wall of an arc-shaped groove (4), the arc-shaped resonance box (41) is in a hollow state, a plurality of organ codes (42) are uniformly distributed on one side, close to a fixed block (36), of the arc-shaped resonance box (41), a fixed groove for accommodating the organ codes (42) is formed in the arc-shaped resonance box (41), the organ codes (42) are inserted into the fixed groove, the organ codes (42) are in a bar shape with a trapezoid cross section, one organ code (42) is closest to the leftmost end of the arc-shaped resonance box (41) in the transverse direction, the other organ code (42) is closest to the bottommost end of the arc-shaped resonance box (41) in the longitudinal direction, the other organ codes (42) are arranged towards the bottommost end of the arc-shaped resonance box (41) in sequence in a step shape by taking the organ code (42) closest to the leftmost end of the arc-shaped resonance box (41) as a reference, the organ code (42) located at the bottommost end of the arc-shaped resonance box (41) is located at the left end of the shifting block (37) and is spaced five to eight centimeters from the shifting block (37), one side of the arc-shaped resonance box (41) deviating from the organ code (42) is provided with a sound hole communicated with the inside of the arc-shaped resonance box (41), each arc-shaped resonance box (41) is transversely provided with a string (43), two ends of the string (43) are fixedly connected with the arc-shaped resonance box (41), the string (43) overlap joint is on string (42), has seted up the recess that holds string (43) on string (42), string (43) are connected through recess joint with string (42), string (43) are in the overlapping contact of horizontal direction upper portion and plectrum (37).
2. An exercise device for preventing lower limb thrombosis as in claim 1, wherein: one side evenly distributed that arc resonance box (41) deviate from musical instrument sign indicating number (42) has a plurality of cylindricality inserted block (5), cylindricality inserted block (5) are located the sound hole side, a plurality of cylindricality inserted block (5) are circular-arc distribution, the one end and the arc resonance box (41) fixed connection of cylindricality inserted block (5), a plurality of slot (51) that are located cylindricality inserted block (5) outside and link up with arc groove (4) have been seted up on box (1), cylindricality inserted block (5) are inserted tightly with slot (51) and are connected.
3. An exercise device for preventing lower limb thrombosis as in claim 2, wherein: two opposite connecting grooves (53) are formed in the outer circumferential wall of the cylindrical inserting block (5), a second spring (55) is radially arranged in the connecting grooves (53), one end of the second spring (55) is fixedly connected with the inner wall of the connecting grooves (53), a wedge-shaped clamping block (54) located inside the connecting grooves (53) is fixedly arranged at the other end of the second spring (55), the wedge-shaped clamping block (54) is slidably connected with the connecting grooves (53), and a wedge-shaped clamping groove (52) located outside the wedge-shaped clamping block (54) and matched with the wedge-shaped clamping block (54) is formed in the inner wall of the slot (51), and the wedge-shaped clamping groove (52) is communicated with the slot (51).
4. An exercise device for preventing lower limb thrombosis as in claim 1, wherein: the box body (1) is provided with a mounting piece for improving the interestingness and the challenge of the device.
5. An exercise device for preventing lower limb thrombosis as in claim 4, wherein: the mounting piece comprises a supporting plate (6) in a vertical state, the bottom end of the supporting plate (6) is fixedly connected with the rear side edge of the upper end face of the box body (1), one end of the supporting plate (6) away from the box body (1) is fixedly provided with a mounting plate (61), the lower end face of the mounting plate (61) is fixedly provided with a guide rod (62) positioned behind the foot training plate (31), the bottom end of the guide rod (62) is fixedly connected with the bottom end of the inner wall of the box body (1), the guide rod (62) is parallel to the central line direction of the supporting plate (6), the circumference outer wall of the guide rod (62) is sleeved with a sliding block (63), the circumference outer wall of the sliding block (63) is fixedly provided with a pressing plate (64) positioned below the foot training plate (31), the lower side of the sliding block (63) is provided with a plurality of magnets (65) positioned outside the guide rod (62), the uppermost magnets (65) are fixedly connected with the lower end face of the sliding block (63), the guide rod (62), the sliding block (63) and the magnets (65) are coaxially arranged, the magnets (65) are overlapped with the magnets (65) in each other end (65) in the vertical direction, every two adjacent magnets (65) repel each other, and the magnets (65) are permanent magnets.
6. An exercise device for preventing lower limb thrombosis as in claim 1, wherein: the foot training board (31) is characterized in that a third ear seat (35) is fixedly arranged on the lower end face of the foot training board (31), an electric push rod (34) is hinged to the third ear seat (35), a second ear seat (33) located on the outer side of the electric push rod (34) is hinged to one end, far away from the third ear seat (35), of the electric push rod (34), and the bottom end of the second ear seat (33) is fixedly connected with the bottom end of the inner wall of the mounting groove (2).
7. An exercise device for preventing lower limb thrombosis as in claim 1, wherein: the utility model discloses a device, including box (1), connecting block (7) that the left and right sides all fixed mounting of box (1) had transversely set up, holding tank (71) have been seted up in connecting block (7), sliding tray (78) that link up with holding tank (71) have been seted up to the lower terminal surface of connecting block (7), holding tank (71) link up with the external world through sliding tray (78), sliding connection has L type link (8) that are convenient for device and bedstead fixed connection in holding tank (71), L type link (8) extend sliding tray (78), L type link (8) and sliding tray (78) sliding connection, be equipped with in holding tank (71) and drive L type link (8) and slide so that the device is applicable to the driving piece of different sizes bedstead.
8. An exercise device for preventing lower limb thrombosis as in claim 7, wherein: the driving piece comprises a driving rod (72) transversely arranged in a containing groove (71), the driving rod (72) is rotationally connected with the inner wall of the containing groove (71), one end of the driving rod (72) extends out of the containing groove (71), a handle (79) is fixedly arranged at one end of the driving rod (72) extending out of the containing groove (71), two oppositely arranged first bevel gears (73) are fixedly arranged on the outer side of the driving rod (72), the driving rod (72) and the first bevel gears (73) are coaxially arranged, a second bevel gear (74) meshed with the first bevel gear (73) is arranged on the outer side of the first bevel gear (73), a threaded rod (76) transversely arranged at the axle center of the second bevel gear (74) is fixedly arranged, the threaded rod (76) is rotationally connected with the inner wall of the containing groove (71), a support (75) positioned on the outer side of the threaded rod (76) is fixedly arranged on the inner wall of the connecting block (7), the support (75) is rotationally connected with the threaded rod (76), a sliding block (77) is fixedly arranged on the outer side of the threaded rod (77), a sliding block (77) is fixedly connected with the threaded rod (77), and the sliding block (77) is fixedly connected with the threaded rod (77), the inner wall of the accommodating groove (71) is provided with a slide way (9) which is positioned at the outer side of the sliding block (77) and is communicated with the accommodating groove (71), and the sliding block (77) extends into the slide way (9) and is in sliding connection with the connecting block (7) through the slide way (9).
9. An exercise device for preventing lower limb thrombosis as in claim 7, wherein: the utility model discloses a novel L-shaped connecting frame, including L-shaped connecting frame (8), screw thread groove (81) have been seted up to L-shaped connecting frame (8) bottom, there is screw thread post (82) screw thread groove (81) through threaded connection, screw thread post (82) are through screw thread groove (81), the bottom fixed mounting of screw thread post (82) has handle (83), the top fixed mounting of handle (83) has roof (84), be provided with between roof (84) and L-shaped connecting frame (8) and be located third spring (85) in screw thread post (82) outside, the bottom of third spring (85) is connected with the internal surface fixed of L-shaped connecting frame (8), the top of third spring (85) is contradicted with the lower terminal surface of roof (84).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210410883.8A CN114796991B (en) | 2022-04-19 | 2022-04-19 | Exercise device for preventing lower limb thrombosis |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210410883.8A CN114796991B (en) | 2022-04-19 | 2022-04-19 | Exercise device for preventing lower limb thrombosis |
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| CN114796991B true CN114796991B (en) | 2023-08-08 |
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| CN114796991A (en) | 2022-07-29 |
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