Disclosure of Invention
The invention aims to provide an ankle joint diagnosis and treatment device which integrates diagnosis and treatment and enables a patient to break away from the limitation of a use place when in use.
To achieve the purpose, the invention adopts the following technical scheme:
an ankle joint diagnosis and treatment device, comprising:
A wrapping portion for wrapping the lower leg and the foot of the patient;
the actuating mechanism comprises a first actuator, a second actuator and a third actuator which are all movably connected with the wrapping part, wherein the first actuator, the second actuator and the third actuator can all drive expansion and contraction, and the actuating mechanism has an assisting state for driving the movement of the ankle joint of a patient, a resistance state for blocking the movement of the ankle joint of the patient and a force unloading state for allowing the free movement of the ankle joint of the patient;
And the diagnosis sensor is arranged on the wrapping part and is used for detecting the movement condition of the ankle joint.
Preferably, the wrapping part comprises a leg sleeve and a foot sleeve which are communicated, the leg sleeve is of a cylindrical structure, and one end of the leg sleeve is movably connected to the opening of the foot sleeve.
Preferably, the actuator includes:
a first actuator having one end connected to an upper end of the left side of the leg cover and the other end connected to a front end of the foot cover;
One end of the second actuator is connected to the upper end of the right side of the leg sleeve, and the other end of the second actuator is connected to the front end of the foot sleeve;
the third actuator is arranged on the left side or the right side of the leg sleeve, one end of the third actuator is connected with the upper end of the leg sleeve, and the other end of the third actuator is connected with the rear end of the foot sleeve;
Preferably, the diagnostic sensor comprises a first inertial sensor and a second inertial sensor, wherein the first inertial sensor is arranged on the leg sleeve, and the second inertial sensor is arranged on the foot sleeve.
Preferably, the first actuator is a pneumatic cylinder, a hydraulic cylinder, an electric push rod or pneumatic muscle, the second actuator is a pneumatic cylinder, a hydraulic cylinder, an electric push rod or pneumatic muscle, and the third actuator is a pneumatic cylinder, a hydraulic cylinder, an electric push rod or pneumatic muscle.
Preferably, a massage air bag is arranged at the rear part of the leg sleeve, a first air supply port capable of being opened and closed is arranged on the massage air bag, and air enters and exits the massage air bag through the first air supply port.
Preferably, the diagnostic sensor includes a plantar pressure sensor disposed inside the wrapping portion and under the foot of the patient, the plantar pressure sensor being capable of detecting a distribution of stresses on the sole of the foot.
Preferably, the plantar pressure sensor is a thin film sensor.
Preferably, the actuating mechanism is in ball hinge connection with the wrapping part, or the actuating mechanism is connected with the wrapping part through a flexible connector.
Preferably, a first fixing piece is arranged at the upper end of the leg sleeve, one end of the actuating mechanism is connected with the first fixing piece, and the other end of the actuating mechanism is connected with the foot sleeve.
The invention has the beneficial effects that the wrapping part is used for wrapping the lower leg and the foot part of a patient, and plays a role in protecting and supporting the leg and the foot part of the patient. The executing mechanism is provided with three states of a power-assisted state, a resistance state and a force-unloading state, wherein the executing mechanism provides power for a patient in the power-assisted state and is used for helping the patient to realize movement of the ankle joint so as to enable the patient to perform rehabilitation training, the executing mechanism can provide strengthening force training for the patient in the resistance state, and the executing mechanism can not only assist or resist the patient in the force-unloading state, but also can freely drive the movement of the ankle joint. The diagnosis sensor can be used for detecting the recovery condition of the ankle joint of the patient in the force unloading state by detecting the movement of the ankle joint, and can feed back the current movement condition of the patient to the executing mechanism in the resistance or power assisting state, so that the executing mechanism is in a corresponding state. The ankle joint diagnosis and treatment device provided by the invention integrates diagnosis and treatment, can meet the requirements of various ankle joint movements of patients, has a simple structure, enables the patients to get rid of the restriction of the use site when in use, and is beneficial to the rehabilitation of the patients.
Detailed Description
The technical scheme of the invention is further described below by the specific embodiments with reference to the accompanying drawings. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting thereof. It should be further noted that, for convenience of description, only some, but not all of the drawings related to the present invention are shown.
In the present invention, certain azimuth words are defined, and unless otherwise indicated, the azimuth words such as "upper", "lower", "left" and "right" used herein refer to the directions of the ankle joint diagnosis and treatment device provided by the present invention, which are defined under normal use conditions and coincide with the vertical and horizontal directions shown in the drawings, and "inner" and "outer" refer to the inner and outer directions with respect to the outline of each part itself. These directional terms are used for ease of understanding and thus do not limit the scope of the invention.
In the present invention, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.
In the description of the present invention, unless explicitly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, and may, for example, be fixedly connected, detachably connected, or integrally formed, mechanically connected, electrically connected, directly connected, indirectly connected through an intervening medium, or in communication between two elements or in an interaction relationship between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
The embodiment provides an ankle joint diagnosis and treatment device, integrates diagnosis and treatment, is suitable for patients with ankle joint injuries, and can help patients to recover as early as possible.
As shown in fig. 1, the ankle diagnosis and treatment apparatus provided in this embodiment includes a wrapping portion, an actuator, and a diagnosis sensor. The wrapping portion is used to wrap the lower leg and the foot of the patient. The actuating mechanism comprises a first actuator 1, a second actuator 2 and a third actuator 3 which are all movably connected to the wrapping part, and the first actuator 1, the second actuator 2 and the third actuator 3 can all drive to stretch and retract. The actuator has a power assisting state for driving movement of the ankle joint of the patient, a resistance state for blocking movement of the ankle joint of the patient, a force releasing state for allowing free movement of the ankle joint of the patient, and a diagnosis sensor provided on the wrap portion for detecting a movement condition of the ankle joint.
The wrapping part is used for wrapping the lower leg and the foot part of the patient and plays a role in protecting and supporting the leg and the foot part of the patient. The actuating mechanism is provided with three states of a power-assisted state, a resistance state and a force-unloading state, wherein the actuating mechanism provides power for a patient in the power-assisted state and is used for helping the patient to realize movement of the ankle joint, the actuating mechanism can provide strengthening strength training for the patient in the resistance state, and the actuating mechanism does not provide power assistance or resistance for the patient in the force-unloading state, so that the patient can freely drive the ankle joint to move. The diagnosis sensor can be used for detecting the recovery condition of the ankle joint of the patient in the force unloading state by detecting the movement of the ankle joint, and can feed back the current movement condition of the patient to the executing mechanism in the resistance or power assisting state, so that the executing mechanism is in a corresponding state. The ankle joint diagnosis and treatment device provided by the invention integrates diagnosis and treatment, can meet the requirements of various ankle joint movements of patients, has a simple structure, enables the patients to get rid of the restriction of the use site when in use, and is beneficial to the rehabilitation of the patients.
Specifically, the parcel portion includes shank cover 4 and foot cover 5 that are linked together, and the opening has been seted up to foot cover 5, and shank cover 4 is cylindric structure, and the one end swing joint of shank cover 4 is in the opening part of foot cover 5. In this embodiment, the wrapping portion may be made into a boot shape, and the leg cover 4 and the foot cover 5 may be integrally formed, and the wrapping portion is made of a flexible material, so that the wrapping portion located at the ankle joint does not hinder the movement of the ankle joint.
Specifically, the first actuator 1 has one end connected to the upper end of the left side of the leg cover 4 and the other end connected to the front end of the foot cover 5, the second actuator 2 has one end connected to the upper end of the right side of the leg cover 4 and the other end connected to the front end of the foot cover 5, and the third actuator 3 is provided on the left side of the leg cover 4 and has one end connected to the upper end of the leg cover 4 and the other end connected to the rear end of the foot cover 5. Of course, in other embodiments, the third actuator 3 may also be disposed on the right side of the leg cuff 4. By arranging three telescopic actuators, the three actuators are linked, so that different motions of the ankle joint are realized.
In the present embodiment, the first actuator 1, the second actuator 2 and the third actuator 3 are pneumatic cylinders. In other embodiments, the three actuators may be configured to be extendable and retractable, such as a hydraulic cylinder, an electric push rod, or pneumatic muscle. The electric push rod and the pneumatic muscle are all in the prior art, and the structure thereof is not repeated here. For simplicity, the three actuators are preferably of the same type, but of course the three actuators may be of two or three of pneumatic cylinders, hydraulic cylinders, electric pushrods or pneumatic muscles, and are not limited thereto.
As shown in fig. 2, the patient is set to an initial state of the actuator in an upright state when using the ankle joint diagnosis and treatment device, and as shown in fig. 3, fig. ①-⑥ is a schematic diagram showing that the actuator drives the ankle joint of the patient to perform dorsiflexion, toe flexion, varus, valgus, internal rotation and external rotation, respectively. By the telescopic change of one or more of the first actuator 1, the second actuator 2 and the third actuator 3, various movements of the ankle joint are realized.
As shown in fig. 2, the upper end of the leg sleeve 4 is provided with a first fixing member 41, and one end of the first actuator 1, one end of the second actuator 2, and one end of the third actuator 3 are connected to the first fixing member 41. In this embodiment, the first fixing member 41 is annular and sleeved on the upper end of the leg sleeve 4, and protruding portions are disposed on two sides of the first fixing member 41 and used for connecting with the actuating mechanism. The first fixing member 41 fixes the leg cover 4 to the leg of the patient, prevents the leg cover 4 from falling off, and the first fixing member 41 may also be used to connect the actuator and the leg cover 4.
Preferably, the actuating mechanism is in spherical hinge with the wrapping part, in this embodiment, the actuating mechanism is in spherical hinge with the first fixing member 41, that is, the first actuator 1, the second actuator 2, the third actuator 3, and the leg cover and the foot cover are connected by spherical hinge. Of course, in other embodiments, the actuator and the wrapping portion may also be connected by a flexible connector, where the flexible connector is in the prior art, and the structure thereof will not be described herein.
Specifically, the diagnostic sensor includes a first inertial sensor 7 and a second inertial sensor 8, and the first inertial sensor 7 and the second inertial sensor 8 are capable of detecting movement conditions of the ankle joint, such as detecting movement angle, speed, acceleration, and the like of the ankle joint of the patient. A first inertial sensor 7 is provided on the leg cuff 4 and a second inertial sensor 8 is provided on the foot cuff 5. In the present embodiment, the first inertial sensor 7 and the second inertial sensor 8 are buried in the wrapping portion. Preferably, the first inertial sensor 7 is arranged at a position of the leg cover close to the middle of the front of the lower leg, the second inertial sensor 8 is arranged at a position of the foot cover close to the middle of the instep, and at this time, the sensors mounted on the first inertial sensor 7 and the second inertial sensor 8 are positioned on the plane of toe flexion and dorsiflexion, so that parameter calibration of the first inertial sensor 7 and the second inertial sensor 8 is easy.
Specifically, the diagnosis sensor comprises a plantar pressure sensor 9, wherein the plantar pressure sensor 9 is arranged inside the wrapping part and located under the foot of the patient, and the plantar pressure sensor 9 can detect the stress distribution of the sole and detect whether the gravity center of the patient is deviated or not.
In the present embodiment, the plantar pressure sensor 9 is a thin film sensor. The film sensor is paved in the foot sleeve and positioned on the bottom surface under the foot of the patient, so that the pressure distribution of the whole sole can be detected, and the gravity center change of the patient is analyzed.
Specifically, the rear part of the leg sleeve 4 is provided with a massage air bag 6, the massage air bag 6 is provided with a first air supply port 61 which can be opened and closed, and air enters and exits the massage air bag 6 through the first air supply port 61. The massage air bags 6 are added to massage the legs of the patient, the massage air bags 6 form the pressing on the acupoints of the legs through the inflation and deflation processes, and a plurality of massage air bags 6 are arranged to achieve better massage effects, so that the recovery of the patient is facilitated.
In this embodiment, the actuator and the diagnostic sensor are both connected to the controller, the diagnostic sensor feeds data back to the controller, the controller analyzes the movement of the ankle of the patient, and the controller controls the actuator to drive and be in different states. The controller can be a centralized or distributed controller, for example, the controller can be a single-chip microcomputer or a plurality of distributed single-chip microcomputers, and a control program can be run in the single-chip microcomputer to further control the execution mechanism and the diagnosis sensor to realize the functions.
It is to be understood that the above examples of the present invention are provided for clarity of illustration only and are not limiting of the embodiments of the present invention. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. Any modification, equivalent replacement, improvement, etc. which come within the spirit and principles of the invention are desired to be protected by the following claims.