CN111000329A - Three-dimensional self-adaptive positioning device and using method thereof - Google Patents
Three-dimensional self-adaptive positioning device and using method thereof Download PDFInfo
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- CN111000329A CN111000329A CN201911201684.0A CN201911201684A CN111000329A CN 111000329 A CN111000329 A CN 111000329A CN 201911201684 A CN201911201684 A CN 201911201684A CN 111000329 A CN111000329 A CN 111000329A
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- air bag
- foot
- shape
- ankle
- positioning device
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- A—HUMAN NECESSITIES
- A43—FOOTWEAR
- A43D—MACHINES, TOOLS, EQUIPMENT OR METHODS FOR MANUFACTURING OR REPAIRING FOOTWEAR
- A43D1/00—Foot or last measuring devices; Measuring devices for shoe parts
- A43D1/02—Foot-measuring devices
- A43D1/022—Foot-measuring devices involving making footprints or permanent moulds of the foot
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- A—HUMAN NECESSITIES
- A43—FOOTWEAR
- A43D—MACHINES, TOOLS, EQUIPMENT OR METHODS FOR MANUFACTURING OR REPAIRING FOOTWEAR
- A43D1/00—Foot or last measuring devices; Measuring devices for shoe parts
- A43D1/02—Foot-measuring devices
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F5/00—Orthopaedic methods or devices for non-surgical treatment of bones or joints; Nursing devices; Anti-rape devices
- A61F5/01—Orthopaedic devices, e.g. splints, casts or braces
- A61F5/0102—Orthopaedic devices, e.g. splints, casts or braces specially adapted for correcting deformities of the limbs or for supporting them; Ortheses, e.g. with articulations
- A61F5/0104—Orthopaedic devices, e.g. splints, casts or braces specially adapted for correcting deformities of the limbs or for supporting them; Ortheses, e.g. with articulations without articulation
- A61F5/0111—Orthopaedic devices, e.g. splints, casts or braces specially adapted for correcting deformities of the limbs or for supporting them; Ortheses, e.g. with articulations without articulation for the feet or ankles
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F5/00—Orthopaedic methods or devices for non-surgical treatment of bones or joints; Nursing devices; Anti-rape devices
- A61F5/01—Orthopaedic devices, e.g. splints, casts or braces
- A61F5/14—Special medical insertions for shoes for flat-feet, club-feet or the like
Abstract
The invention discloses a three-dimensional self-adaptive positioning device and a using method thereof.A shoe-shaped container, an air bag and other devices are adopted, and the shapes and the positions of different parts of a foot ankle are set and adjusted by adjusting the volume and the pressure of gas in the air bag. Overcomes the defects that the standing neutral position of the ankle is difficult to maintain, the shape taking measurement error is large and the orthopedic insole is uncomfortable to wear in the personalized customization process of the orthopedic insole at present.
Description
Technical Field
The invention relates to a three-dimensional self-adaptive positioning device and a using method thereof.
Background
When the personalized correction insole is manufactured, firstly, a force line needs to be adjusted, namely, the ankle of a patient is adjusted to a standing neutral position, all parts of the ankle are positioned, and then the shape of the ankle is measured, shaped and the like.
Chinese patent application No. 201910599983.8 discloses a method for producing a customized insole based on a three-dimensional scanning technique, comprising an upper and a sole bonded to each other, wherein a glue a is injected into the sole and the sole is clamped between a bottom plate and a sole of a user; the glue B can be injected into the sole, and the glue B and the glue A are mixed and foamed to enable the sole to expand to be matched with the sole of the user. The sole is expanded by taking the bottom plate as a lower die and taking the sole of a user as an upper die and utilizing the principle of mixed foaming expansion of the glue A and the glue B, and due to the limiting effect of the sole of the user above, the glue AB can be expanded to the state that the shape of the upper side of the glue AB is consistent with the shape of the sole of the user, so that the shape of the upper surface of the sole is consistent with the shape of the sole of the user, and the customization of the sole is completed. In this way, only the sole of the foot is considered, and the position and the shape of the lower leg are not limited/positioned, and the lower leg of the patient can be in an incorrect position/shape in the process of taking the shape of the foot model, so that the manufactured orthopedic insole has no corrective effect. In addition, because the position and the form of the lower leg are not limited, the position of the lower leg is not easy to maintain in the shape taking process, and the position and the form of the lower leg can be changed, so that the form taking error is caused by the change of the form of the ankle, and the shape taking process of the whole foot model is not accurate enough.
In addition, the existing personalized orthopedic insoles are generally uncomfortable to wear and walk, and the second pair and even the third pair are required to be manufactured, so that the stress condition of the ankle of a patient can be gradually adapted, and the patient can feel good subjectively.
Disclosure of Invention
The invention overcomes the defects in the prior art and provides a three-dimensional self-adaptive positioning device and a using method thereof. By adopting the method, the ankle surgeon can set and adjust the position and the shape of each part of the ankle according to the subjective feeling and objective data of a patient, and fix the shape, thereby facilitating the shape taking of the foot model.
In order to solve the technical problems, the invention provides the following technical scheme:
the invention discloses a device for positioning an ankle, in particular to a three-dimensional self-adaptive positioning device and a using method thereof, which comprises the following steps: shoe-shaped containers, air bags, foot mold shaping materials, and the like. The strength and the rigidity of the shoe-shaped container exceed certain threshold values, and enough supporting counter force can be provided for the deformation of the air bag; the air bag is made of elastic or non-elastic materials, and is bulged when the filler is filled in the air bag; the air bag, the inner filler can be gas or non-compressible liquid, or flowable solid (such as small round beads, dry sand and the like); the air bags are preferably designed in shape, size, material and thickness, so that the air bags are easy to form shapes corresponding to all parts of ankles and realize uniform stress. And a foot model shaping material is placed between the air bag and the corresponding part of the ankle, when the air bag is filled with air, the air bag swells to press the foot model shaping material to the corresponding part to form the shape of the corresponding part, and after the shaping material is formed into the shape of the body part, the shape is fixed.
The air bag is provided with an air pipe, and air enters and exits through the air pipe; the pressure valve is arranged on the air bag, so that the gas pressure in the air bag can be measured and read, and the air bag automatically leaks when the pressure exceeds a set safety threshold value, so that the safety of the air bag and a user is protected; the air bags can be a continuous air bag, or can be respectively communicated or independent air bags which are distributed at different positions around the ankle; the air bag can be fixed at a corresponding position in the shoe-shaped container, and also can be temporarily placed at a corresponding position of the shoe-shaped container, so that the replacement is convenient.
When the personalized orthopedic insole is manufactured and the foot model is shaped, preferably, a plurality of independent air bags are adopted and distributed on the front side of the tibia, the rear side of the calf, the left side of the calf, the right side of the calf, the instep, the sole and other parts;
the tibia front side air bag and the crus back side air bag form a pair of air bags, and the forward tilting angle or the backward tilting angle of the crus is set by adjusting the volume and the pressure of air in the tibia front side air bag and the crus back side air bag; the left air bag and the right air bag of the crus form a pair of air bags, and the left-leaning angle or the right-leaning angle of the crus is set by adjusting the volume and the pressure of the air in the left air bag and the right air bag of the crus;
when the personalized orthopedic insole is manufactured and the foot model is shaped, the volume and the pressure of gas in the air bags on the front side of the tibia, the rear side of the calf, the left side of the calf and the right side of the calf are preferably adjusted, so that the tibia is in a vertical state;
the sole air bags can be a continuous air bag, or a plurality of air bags which are respectively communicated or independent and are distributed at different parts of the sole; the sole air bags can be distributed below parts such as sole arch, inner side of sole forefoot, outer side of sole heel and the like according to requirements. The sole air bags can be distributed at one part or two or more parts simultaneously according to requirements;
placing a foot mould shaping material between the air bag and the corresponding part of the ankle, wherein when the air bag is filled with air, the air bag is expanded to press the foot mould shaping material to the corresponding part to form the shape of the corresponding part;
after the shape-taking material forms the shape of the corresponding part under the pressure action of the air bag, the shape-taking material can be shaped by a vacuum method or other methods;
placing a foot mould forming material between the air bag and the corresponding part of the ankle, wherein when the air bag is filled with air, the air bag is expanded to press the foot mould forming material to the corresponding part to form the shape of the corresponding part;
after the foot mold molding material forms the shape of a corresponding part under the pressure action of the air bag, the shape is fixed by a vacuum method, and then the molding material is cured by one or more combined methods of the vacuum method, the heating method, the light curing method or the microwave method, and the method comprises the following specific steps: s1, pressing the material to the sole for shaping; s2, fixing the shape by a vacuum method or other methods; s3, the shape is fixed, and then the curing is performed.
The shoe-shaped container is preferably designed to be movable, and the patient can walk around the shoe-shaped container after the air bags are inflated and the ankle is positioned.
In the actual operation process, aiming at the ankles with different sizes, shoe-shaped containers and air bags with different sizes can be adopted; in the actual operation process, aiming at the ankles with different sizes, different air bag templates can be adopted, and the size of the air bag is not changed; the different air bag templates are arranged with different openings on one uniform template according to different ankle sizes and requirements; aiming at different arch sizes, different arch openings are arranged at corresponding positions of the air bag template;
the airbag template has strength and rigidity exceeding threshold values, the airbag template is arranged above the airbag, when the airbag is inflated, the airbag at the opening of the airbag template can be inflated, and the airbag pressed by the airbag template keeps flat and does not inflate.
The invention has the following beneficial effects: the invention adopts a shoe-shaped container, an air bag and other devices, and adjusts the shapes and the positions of different parts of the ankle by adjusting the volume and the pressure of air in the air bag. Because each air bag applies certain pressure to each part of the ankle, and the pressure is balanced, the position and the shape of each part of the ankle are easy to maintain, and the accuracy of the whole foot mould shape taking process is ensured. In addition, the patient can walk by wearing the shoe-shaped container, and the ankle support effect and the comfort degree are dynamically sensed. The ankle surgeon can adjust the volume and pressure of the gas in the air bag according to the static and dynamic subjective feelings of the patient and objective air bag pressure data, so that the shape and position of the ankle are adjusted, and the ankle is in a state of being reasonably stressed and subjectively feeling well. The personalized orthopedic insole manufactured according to the foot model shape obtained in the state can simultaneously meet two requirements of reasonable stress and good subjective feeling of a patient when the patient uses the insole. In addition, due to the adoption of the air bag method, the pressure of the air bag is uniformly and controllably transmitted to the shaping material/forming material and further transmitted to each part of the ankle, so that the surface of the shaping material/forming material is uniformly pressed, the quality is uniform, further, each part of the ankle using the orthopedic insole is uniformly stressed, and the aims of pressure redistribution and pressure uniform distribution are fulfilled. The positioning device and the positioning method are simple and controllable in adjustment, the positioning form and the positioning position are easy to maintain, errors in the shape taking process are avoided, the quality of the orthopedic insole manufactured by the method is uniform and controllable, and the aims of good subjective feeling and reasonable objective stress of a patient are met.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a detail view of the structural schematic of the present invention;
FIG. 3 is a schematic view of the construction of the bladder;
FIG. 4 is a schematic view showing the distribution of the air cells on the sole of a foot;
FIG. 5 is a second schematic view showing the distribution of the air bags on the sole of a foot;
fig. 6 is a schematic structural view of the airbag module.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.
Example 1
As shown in fig. 1-5, a three-dimensional adaptive positioning device comprises a shoe-shaped container 1, a plurality of air bags are arranged in the shoe-shaped container 1, and the strength of the shoe-shaped container 1 exceeds the strength of the inflated air bags; when the filler is filled in the air bag, the air bag is expanded; and a foot model shaping material is arranged between the air bag and the corresponding part of the ankle, and when the air bag is filled with air, the air bag is expanded to press the foot model shaping material to the corresponding part to form the shape of the corresponding part.
The air bag comprises an air bag body 10, wherein a pressure valve 12 is arranged on the air bag body 10 and used for measuring and reading the air pressure inside the air bag and automatically leaking air when the pressure exceeds a set safety threshold value. The internal filling of the balloon is a gas or a non-compressible liquid, or a flowable solid. The air bags are distributed at different positions around the ankle and are independent from each other.
When the personalized orthopedic insole is manufactured and the foot model is shaped, preferably, a plurality of independent air bags are adopted and distributed at the periphery of a lower leg, the instep, the sole and other parts, namely a lower leg rear side air bag 2, a lower leg front side air bag 3, a lower leg left side air bag 7, a lower leg right side air bag 8, a sole air bag 4, a instep air bag 5, a sole air bag 20, a sole arch air bag 21, a sole forefoot inner side air bag 22, a sole forefoot outer side air bag 23 and a sole heel outer side air bag 24.
The tibia front side air bag and the crus rear side air bag form a pair of air bags, and the forward tilting angle or the backward tilting angle of the crus is set by adjusting the volume and the pressure of air in the tibia front side air bag and the crus rear side air bag; the left air bag and the right air bag of the crus form a pair of air bags, and the left-leaning angle or the right-leaning angle of the crus is set by adjusting the volume and the pressure of the air in the left air bag and the right air bag of the crus;
when the personalized orthopedic insole is manufactured and the foot model is shaped, the volume and the pressure of gas in the tibia front side air bag, the crus rear side air bag, the crus left side air bag and the crus right side air bag are adjusted, so that the tibia is in a vertical state;
the sole air bags are distributed at different parts of the sole; the sole air bags are distributed below parts such as the sole arch, the inner side of the sole forefoot, the outer side of the sole heel and the like according to requirements.
Placing a foot mould shaping material 6 between the air bag and the corresponding part of the ankle, wherein when the air bag is filled with air, the air bag is expanded to press the foot mould shaping material 6 to the corresponding part to form the shape of the corresponding part;
after the shape-taking material forms the shape of the corresponding part under the pressure action of the air bag, the shape-taking material can be shaped by a vacuum method or other methods;
the airbag main body 10 is provided with an air tube 11 for introducing and discharging air. After the foot mold molding material 6 is formed into the shape of the corresponding part under the pressure of the air bag, the molding material may be cured by one or a combination of two or more of a vacuum method, a heating method, a photo-curing method, or a microwave method.
The use method of the three-dimensional self-adaptive positioning device is characterized by comprising the following steps of:
firstly, selecting corresponding shoe-shaped containers and sizes of air bags according to the length and width of feet;
secondly, placing the foot model shaping/forming material above the air bag of the sole of the foot, and then placing the ankle above the foot model shaping/forming material;
thirdly, respectively filling gas into the shank rear side air bag, the shank front side air bag, the shank left side air bag and the shank right side air bag, and independently adjusting the gas volumes and pressures of the four air bags to enable the shank to be in a vertical state;
fourthly, filling gas into the foot bottom air bag, and the foot bottom air bag is expanded to drive the foot mold to take shape/form the material to press the foot arch to form the shape of the foot arch;
fifthly, filling gas into the instep air bag, pressing the ankle tightly, and adjusting the volume and pressure of the gas in the instep air bag according to the subjective feeling of the patient and the pressure data in the air bag, so that the position and shape of the ankle are easy to maintain and the subjective feeling of the patient is good;
sixthly, the patient wears the shoe-shaped container and walks according to the conventional walking mode and speed;
according to the subjective feeling of the patient and the pressure data in each air bag, the steps of releasing the gas in each air bag and repeating the third step to the sixth step can be adopted, so that the aims of reasonable ankle stress and good subjective feeling of the patient are fulfilled.
Seventhly, shaping the shape formed by the foot mould shaping/forming material by adopting a vacuum method and other methods;
eighthly, releasing the gas in each air bag, taking out the ankle, and taking out the foot mould shaping/forming material;
and ninthly, manufacturing the personalized orthopedic insoles according to the moulds formed by the foot mould shape taking materials, or directly carrying out subsequent solidification on the foot mould forming materials.
Example 2
The other structure is the same as that of embodiment 1. FIG. 6 shows that different bladder templates 30 may be used for different sizes of ankles only, with the bladder size unchanged; the different airbag templates are provided with different openings 31 on a unified template according to different ankle or arch sizes and requirements. The airbag template has strength and rigidity exceeding threshold values, the airbag template is arranged above the airbag, when the airbag is inflated, the airbag at the opening 31 of the airbag template is inflated, and the airbag pressed by the airbag template keeps flat and does not inflate.
Firstly, selecting a corresponding shoe-shaped container and an air bag template according to the length and width of a foot;
secondly, placing an air bag template above a foot air bag in the shoe-shaped container, placing a foot mould shaping/forming material above the air bag template, and then placing the ankle above the foot mould shaping/forming material;
thirdly, respectively filling gas into the shank rear side air bag, the shank front side air bag, the shank left side air bag and the shank right side air bag, and independently adjusting the gas volumes and pressures of the four air bags to enable the shank to be in a vertical state;
fourthly, filling gas into the foot bottom air bag, and the foot bottom air bag is expanded to drive the foot mold to take shape/form the material to press the foot arch to form the shape of the foot arch;
fifthly, filling gas into the instep air bag, pressing the ankle tightly, and adjusting the volume and pressure of the gas in the instep air bag according to the subjective feeling of the patient and the pressure data in the air bag, so that the position and shape of the ankle are easy to maintain and the subjective feeling of the patient is good;
sixthly, the patient wears the shoe-shaped container and walks according to the conventional walking mode and speed;
according to the subjective feeling of the patient and the pressure data in each air bag, the steps of releasing the gas in each air bag and repeating the third step to the sixth step can be adopted, so that the aims of reasonable ankle stress and good subjective feeling of the patient are fulfilled.
Seventhly, shaping the shape formed by the foot mould shaping/forming material by adopting a vacuum method and other methods;
and step eight, releasing the gas in each air bag, taking out the ankle, and taking out the foot mold to obtain the shape/forming material.
And ninthly, manufacturing the personalized orthopedic insoles according to the moulds formed by the foot mould shape taking materials, or directly carrying out subsequent solidification on the foot mould forming materials.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A three-dimensional self-adaptive positioning device is characterized by comprising a shoe-shaped container, wherein a plurality of air bags are arranged in the shoe-shaped container, and the strength of the shoe-shaped container exceeds the strength of the inflated air bags; when the filler is filled in the air bag, the air bag is expanded; and a foot model shaping material is placed between the air bag and the corresponding part of the ankle, when the air bag is filled with air, the air bag swells to press the foot model shaping material to the corresponding part to form the shape of the corresponding part, and after the shaping material is formed into the shape of the body part, the shape is fixed.
2. The three-dimensional self-adaptive positioning device according to claim 1, wherein a pressure valve is arranged on the air bag and used for measuring and reading the air pressure inside the air bag, and air is automatically leaked when the pressure exceeds a set safety threshold value.
3. The three-dimensional adaptive positioning device according to claim 1, wherein the inner filler of the air bag is a gas or a non-compressible liquid, or a flowable solid.
4. The three-dimensional adaptive positioning device according to claim 1, wherein the air bag is a continuous air bag or several air bags which are distributed at different positions around the ankle and are respectively communicated or independent.
5. The three-dimensional adaptive positioning device according to claim 1, wherein a gas tube for passing gas in and out is arranged on the air bag.
6. The three-dimensional adaptive positioning device according to claim 1, wherein the foot mold molding material is fixed by a vacuum method after forming a shape of a corresponding part under the pressure of the air bag, and then is cured by one or a combination of two or more of the vacuum method, the heating method, the photo-curing method and the microwave method, and the method comprises the following specific steps: s1, pressing the material to the sole for shaping; s2, fixing the shape by a vacuum method or other methods; s3, the shape is fixed, and then the curing is performed.
7. Three-dimensional adaptive positioning device according to claim 1, characterized in that the shoe-shaped container is designed to be movable, with which the patient can walk.
8. The three-dimensional adaptive positioning device according to claim 1, wherein different air bag templates are adopted for ankle with different sizes, and the size of the air bag is unchanged; the different air bag templates are provided with different openings on one unified template according to different ankle or arch sizes and requirements.
9. The three-dimensional adaptive positioning device according to claim 7, wherein the airbag template has strength and rigidity exceeding a threshold value, the airbag template covers the airbag, when the airbag is inflated, the airbag at the opening of the airbag template is inflated, and the airbag pressed by the airbag template is kept flat and does not inflate.
10. A method for using the three-dimensional adaptive positioning device according to any one of claims 1 to 6, characterized by comprising the following steps:
firstly, selecting corresponding shoe-shaped containers and sizes of air bags according to the length and width of feet;
secondly, placing the foot model shaping/forming material above the air bag of the sole of the foot, and then placing the ankle above the foot model shaping/forming material;
thirdly, filling gas into the shank rear side air bag, the shank front side air bag, the shank left side air bag and the shank right side air bag, and independently adjusting the gas volumes and pressures of the four air bags to enable the shank to be in a vertical state;
fourthly, filling gas into the foot bottom air bag, and the foot bottom air bag is expanded to drive the foot mold to take shape/form the material to press the foot arch to form the shape of the foot arch;
fifthly, filling gas into the instep air bag, pressing the ankle tightly, and adjusting the volume and pressure of the gas in the instep air bag according to the subjective feeling of the patient and the pressure data in the air bag, so that the position and shape of the ankle are easy to maintain and the subjective feeling of the patient is good;
sixthly, the patient wears the shoe-shaped container and walks according to the conventional walking mode and speed;
according to the subjective feeling of the patient and the pressure data in each air bag, the steps of releasing the gas in each air bag and repeating the third step to the sixth step can be adopted, so that the aims of reasonable ankle stress and good subjective feeling of the patient are fulfilled.
Seventhly, shaping the shape formed by the foot mould shaping/forming material by adopting a vacuum method and other methods;
eighthly, releasing the gas in each air bag, taking out the ankle, and taking out the foot mould shaping/forming material;
and ninthly, manufacturing the personalized orthopedic insoles according to the moulds formed by the foot mould shape taking materials, or directly carrying out subsequent solidification on the foot mould forming materials.
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| CN201911201684.0A CN111000329B (en) | 2019-11-29 | 2019-11-29 | Three-dimensional self-adaptive positioning device and using method thereof |
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| CN201911201684.0A CN111000329B (en) | 2019-11-29 | 2019-11-29 | Three-dimensional self-adaptive positioning device and using method thereof |
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Cited By (1)
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| CN111529167A (en) * | 2020-04-30 | 2020-08-14 | 西南医科大学附属中医医院 | Ankle bone reduction fixing device and method |
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| US5464385A (en) * | 1990-06-27 | 1995-11-07 | Royce Medical Company | Walker with open heel |
| EP0745349A1 (en) * | 1995-05-29 | 1996-12-04 | van der Meulen, Dirk | Device for producing a print form of i. e. the sole of a persons foot |
| CN109009792A (en) * | 2011-03-29 | 2018-12-18 | 易护股份有限公司 | Inflatable foot cushion |
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