CN109498225A - Personalization wearing artificial limb and its manufacturing method - Google Patents
Personalization wearing artificial limb and its manufacturing method Download PDFInfo
- Publication number
- CN109498225A CN109498225A CN201811631228.5A CN201811631228A CN109498225A CN 109498225 A CN109498225 A CN 109498225A CN 201811631228 A CN201811631228 A CN 201811631228A CN 109498225 A CN109498225 A CN 109498225A
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- China
- Prior art keywords
- artificial
- knee prosthesis
- foot
- limb
- thigh
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Classifications
-
- 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
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/50—Prostheses not implantable in the body
- A61F2/60—Artificial legs or feet or parts thereof
- A61F2/602—Artificial legs or feet or parts thereof with air cushions
-
- 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
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/50—Prostheses not implantable in the body
- A61F2/5044—Designing or manufacturing processes
- A61F2/5046—Designing or manufacturing processes for designing or making customized prostheses, e.g. using templates, finite-element analysis or CAD-CAM techniques
- A61F2002/5047—Designing or manufacturing processes for designing or making customized prostheses, e.g. using templates, finite-element analysis or CAD-CAM techniques using mathematical models
-
- 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
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/50—Prostheses not implantable in the body
- A61F2002/5072—Prostheses not implantable in the body having spring elements
- A61F2002/5073—Helical springs, e.g. having at least one helical spring
-
- 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
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/50—Prostheses not implantable in the body
- A61F2/60—Artificial legs or feet or parts thereof
- A61F2002/607—Lower legs
-
- 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
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/50—Prostheses not implantable in the body
- A61F2/60—Artificial legs or feet or parts thereof
- A61F2002/608—Upper legs
Abstract
The present invention discloses a kind of personalized wearing artificial limb, including artificial thigh, below-knee prosthesis, artificial limb for foot, the first spring and second spring.Artificial thigh includes top flexible and rigid bottom surface is the lower part of arc-shaped curved surface, and the top of artificial thigh, which offers, wears chamber, and the lower part of artificial thigh has first axle；The top of below-knee prosthesis has shank front apron, shank rear baffle, left-handed button bracket and dextrorotation button bracket, and first axle is respectively arranged in left-handed button bracket and dextrorotation button bracket, and the first spring is set between artificial thigh and below-knee prosthesis；The top of artificial limb for foot has foot's front apron, foot's rear baffle, left support bracket and right support bracket, and the lower part of below-knee prosthesis has the second axis, and the second axis is respectively arranged in left support bracket and right support bracket, and second spring is set between below-knee prosthesis and artificial limb for foot.Personalized wearing artificial limb of the invention has the advantages that wearing comfort, antidetonation and at low cost.In addition, invention additionally discloses a kind of personalized wearing artificial limb manufacturing methods.
Description
Technical field
The present invention relates to field of prosthetic limbs more particularly to a kind of personalized wearing artificial limbs and its manufacturer based on 3D printing
Method.
Background technique
3D printing is otherwise known as increasing material manufacturing, is a kind of novel manufacture, the eighties in last century is started from, more than 30
Year development, technology comparative maturity is widely used in the fields such as space flight, military project, medical treatment.As material is constantly dashed forward
It is broken, be often used for modeling in fields such as mold manufacture, industrial designs, after be gradually available for the direct manufactures of some products,
There is the material that nowadays can be used for 3D printing using components made of the printing of this technology to be not merely confined to material partially hard
Various plastic-metals, but there is the different material of more and more performances, wherein having no lack of material flexible, the technology is in pearl
Treasured, footwear, industrial design, building, engineering and construction (AEC), automobile, aerospace, dentistry and medical industries, education, geography
Information system, civil engineering and other field are all applied.
Artificial limb is exactly the means and method with engineering technology, special to make up the limbs of amputee or limbs Partial defect
The artificial prosthesis of door design and production assembly, also known as " artifucial limb ".Its main function is the partial function instead of losing limbs, is made
Amputee restores certain and takes care of oneself and ability to work.Its applicable object is because of disease, traffic accident, industrial accident, movement
The amputee of the reasons such as wound.
Country's artificial limb still uses old-fashioned artificial limb production technology at present, based on alloy steel material, heavier mass, and
Mostly using connecting rod and the Mechanical Design of spring mechanism, so that existing artificial limb exists, structure is complicated, wearing is uncomfortable, quality
The defects of weight, anti seismic efficiency difference and experience difference.
Although external artificial limb has used air pressure, hydraulic, control with computational intelligence artificial limb, expensive.
Therefore, it is badly in need of that a kind of personalization is wanted to dress artificial limb and its manufacturing method to overcome above-mentioned defect.
Summary of the invention
A purpose of the present invention is that providing a kind of personalized wearing artificial limb, simple, wearing comfort, quality with structure
Gently, the advantage that antidetonation is good and experience effect is good.
A purpose of the present invention is that providing a kind of personalized wearing artificial limb manufacturing method.
In order to achieve the above object, the present invention provides a kind of personalized wearing artificial limb, including artificial thigh, shank are false
Limb, artificial limb for foot, the first spring and second spring.The artificial thigh includes the lower part on top flexible and rigidity, described big
The top of leg prosthesis, which offers, wears chamber, and the bottom surface of the lower part of the artificial thigh is that acclivitous arc is bent from front to back
Face, the lower part of the artificial thigh also have the first axle outwardly protruded in left-right direction；The top of the below-knee prosthesis has
It is protruding upward and be located at the artificial thigh lower part in front of shank front apron, it is protruding upward and be located at the artificial thigh it
The shank rear baffle at lower part rear, it is protruding upward and be located at the artificial thigh lower part left side outside left-handed button bracket and to
The dextrorotation button bracket outside the right side of the lower part of the artificial thigh is protruded above and is located at, the left end of the first axle is in rotationally to pacify
Loaded on the left-handed button bracket, the right end of the first axle is in be rotatably mounted to the dextrorotation button bracket, first spring
Between the lower part of the artificial thigh and the top of the below-knee prosthesis；The top of the artificial limb for foot has protruding upward
And it is located at foot's front apron in front of the lower part of the below-knee prosthesis, lower part rear protruding upward and being located at the below-knee prosthesis
Foot's rear baffle, it is protruding upward and be located at the below-knee prosthesis lower part left side outside left support bracket and protruding upward and position
There is convex in left-right direction in the lower part of the right support bracket outside the right side of the lower part of the below-knee prosthesis, the below-knee prosthesis
The second axis out, the left end of second axis is in the left support bracket is rotatably mounted to, and the right end of second axis is in rotation
Ground is installed on the right support bracket, the second spring be set to the below-knee prosthesis lower part and the artificial limb for foot top it
Between.
Preferably, foot's front apron has the first incline structure in face of the lower part of the below-knee prosthesis, it is described small
The lower part of leg prosthesis has the second incline structure for matching first incline structure, and the second spring is along perpendicular to described the
The inclined direction of one incline structure arranges that the first end of the second spring is set in first incline structure, described the
The second end of two springs is set in second incline structure.
Preferably, being set with left bearing between the left end of the first axle and the left-handed button bracket.
Preferably, first spring is in arrangement spaced apart in left-right direction.
Preferably, first spring is arranged vertically on the top of the below-knee prosthesis.
Preferably, the top of the artificial thigh is also provided with and the notch for wearing chamber and communicating and being located behind.
Preferably, be fixed with velcro on the outside of the top of the artificial thigh, described wear intracavitary is fixed with joint strip, institute
It states joint strip and pastes fixation with the velcro again across the notch.
Preferably, the artificial thigh, below-knee prosthesis and artificial limb for foot are respectively the integral structure that 3D printing goes out.
In order to achieve the above object, personalized wearing artificial limb manufacturing method of the invention including the following steps:
(1) use the shape of spatial digitizer scanning deformed limb to obtain the shape data of deformed limb, and raw according to shape data
At the threedimensional model of deformed limb；
(2) the matched artificial thigh model with first axle is designed according to the threedimensional model of deformed limb, by artificial thigh mould
The threedimensional model of type and deformed limb carries out Boolean calculation to obtain artificial thigh operational model, and converts artificial thigh operational model
At 3D printing code；
(3) matched with bound feet front apron, bound feet rear baffle, left-handed button branch according to the design of artificial thigh operational model
Frame, dextrorotation buckle the below-knee prosthesis model of bracket and the second axis, and make below-knee prosthesis model conversion at 3D printing code；
(4) according to the matched band foot front apron of below-knee prosthesis modelling, foot's rear baffle, left support bracket and right support
The artificial limb for foot model of frame, and change into artificial limb for foot model in 3D printing code；
(5) the 3D printing code of step (2), (3) and (4) is imported in the control software of 3D printer, by control software
Control 3D printer prints artificial thigh, below-knee prosthesis and artificial limb for foot；
(6) first axle is respectively arranged in left-handed button bracket and dextrorotation button bracket, and in the lower part of artificial thigh and shank
The first spring is set between the top of artificial limb, to realize the assembly between artificial thigh and below-knee prosthesis；And
(7) the second axis is respectively arranged in left support bracket and right support bracket, and makes lower part and the artificial limb for foot of below-knee prosthesis
Top between set load onto second spring, realize the assembly between below-knee prosthesis and artificial limb for foot.
Preferably, further including the steps that designing notch at the lower part rear of artificial thigh model in step (2).
Compared with prior art, due to the lower part that artificial thigh includes top flexible and rigidity, the top of artificial thigh
It offers and wears chamber, snugness of fit is first ensured from material；Meanwhile by the bottom surface of the lower part of artificial thigh be by it is preceding extremely
The top of acclivitous arc-shaped curved surface afterwards, below-knee prosthesis has shank front apron, shank rear baffle, left-handed button bracket and dextrorotation
Bracket is detained, the left end of first axle is in be rotatably mounted to dextrorotation button in left-handed button bracket, the right end of first axle is rotatably mounted to
Bracket, the first spring are set between the lower part of artificial thigh and the top of below-knee prosthesis so that artificial thigh and below-knee prosthesis it
Between opposite swing be defined between shank front apron and shank rear baffle, and by the first spring to artificial thigh with it is small
Opposite swing angle carries out adaptive adjustment between leg prosthesis, resists between artificial thigh and below-knee prosthesis to improve
Pinking, and improve wearing comfort；Furthermore there is foot's front apron, foot's rear baffle, left support by the top of artificial limb for foot
Frame and right support bracket, the left end of the second axis are in be rotatably mounted to the right side in left support bracket, the right end of the second axis is rotatably mounted to
Support bracket, second spring is set between the lower part of below-knee prosthesis and the top of artificial limb for foot, so that below-knee prosthesis and artificial limb for foot
Between opposite swing be defined between foot's front apron and foot's rear baffle, and by second spring to below-knee prosthesis with
Opposite swing angle carries out adaptive adjustment between artificial limb for foot, to improve between below-knee prosthesis and artificial limb for foot
Shock resistance, and improve wearing comfort.Therefore, personalized wearing artificial limb of the invention has that structure is simple, wearing comfort, cost
The good advantage of low, personalized good, light-weight and stable shock resistance.
Detailed description of the invention
Fig. 1 is the schematic perspective view of personalized wearing artificial limb of the invention.
Fig. 2 is the planar structure schematic diagram that personalized wearing artificial limb shown in FIG. 1 projects from left to right.
Fig. 3 is the dimensional decomposition structure diagram of an angle of personalized wearing artificial limb shown in FIG. 1.
Fig. 4 is the dimensional decomposition structure diagram of another angle of personalized wearing artificial limb shown in FIG. 1.
Fig. 5 is the flow chart of personalized wearing artificial limb manufacturing method of the invention.
Specific embodiment
For the technology contents that the present invention will be described in detail, construction feature, below in conjunction with embodiment and cooperate attached drawing make into
One step explanation.
Personalized wearing artificial limb 100 of the invention includes artificial thigh 10, below-knee prosthesis 20, foot referring to FIG. 1 to FIG. 4,
Portion's artificial limb 30, the first spring 40 and second spring 50.Artificial thigh 10 includes the lower part 12 on top 11 flexible and rigidity, example
Such as, top 11 can be using the various flexible materials convenient for wearing, and lower part 12 is being obtained using the carbon fiber of sufficient intensity is provided
Weight can also be reduced under higher strength condition as much as possible by obtaining, and preferably be, artificial thigh 10 is the one gone out by 3D printing
Formula structure, in order to the manufacture of artificial thigh 10, so that personalized wearing 100 adapting to property of artificial limb of the invention is personalized
Occasions that manufacture, but not limited to this；The top 11 of artificial thigh 10, which offers, wears chamber 111, the lower part 12 of artificial thigh 10 it
Bottom surface is acclivitous arc-shaped curved surface 121 from front to back, to reduce the lower part 12 of artificial thigh 10 with respect to before below-knee prosthesis 20
Occupied space when swinging afterwards, and efficiently reduce dry between the lower part 12 of artificial thigh 10 and the top of below-knee prosthesis 20
It relates to；The lower part 12 of artificial thigh 10 also has the first axle 13 outwardly protruded in left-right direction.The top of below-knee prosthesis 20 has
The shank front apron 21 in the front of lower part 12 that is protruding upward and being located at artificial thigh 10, it is protruding upward and be located at artificial thigh 10 it
The shank rear baffle 22 at 12 rear of lower part, left-handed button bracket protruding upward and outside the left side of the lower part 12 of artificial thigh 10
23 and lower part 12 that is protruding upward and being located at artificial thigh 10 right side outside dextrorotation button bracket 24, the left end of first axle 13 is in turning
It is installed on left-handed button bracket 23 dynamicly, is preferably, is set with left bearing between the left end of first axle 13 and left-handed button bracket 23
60, to improve the flexible smoothness between artificial thigh 10 and below-knee prosthesis 20 with respect to swing；The right end of first axle 13 is in
It is rotatably mounted to dextrorotation button bracket 24, design is so that the lower part 12 of artificial thigh 10 is located at shank front apron 21, shank in this way
In the space that rear baffle 22, left-handed button bracket 23 and dextrorotation button bracket 24 4 are enclosed, and make the lower part 12 of artificial thigh 10
Around first axle 13 with respect to 20 swing of below-knee prosthesis, and thigh vacation is limited by shank front apron 21 and shank rear baffle 22 jointly
The opposite 20 swing range of below-knee prosthesis in the lower part 12 of limb 10, but not limited to this.First spring 40 is set to artificial thigh 10
Between lower part 12 and the top of below-knee prosthesis 20, for swing opposite between artificial thigh 10 and below-knee prosthesis 20 into
Row buffering antidetonation improves wearing comfort；It is preferably that the first spring 40 is in left-right direction in arrangement spaced apart, the first bullet
Spring 40 is arranged vertically on the top of below-knee prosthesis 20, increases shock resistance and stabilization between artificial thigh 10 and below-knee prosthesis 20
Property, but not limited to this.Before the top of artificial limb for foot 30 has the foot in front of lower part that is protruding upward and being located at below-knee prosthesis 20
Baffle 31, lower part rear protruding upward and being located at below-knee prosthesis 20 foot's rear baffle 32, protruding upward and to be located at shank false
Left support bracket 33 outside the left side of the lower part of limb 20 and the right side outside the right side of lower part that is protruding upward and being located at below-knee prosthesis 20 are held
Bracket 34, the lower part of below-knee prosthesis 20 have the second axis 25 outwardly protruded in left-right direction, and the left end of the second axis 25 is in rotation
Ground is installed on left support bracket 33, and the right end of the second axis 25 is in right support bracket 34 is rotatably mounted to, and design is so that shank is false in this way
The lower part of limb 20 is located at the space that foot's front apron 31, foot's rear baffle 32, left support bracket 33 and right support bracket 34 4 are enclosed
It is interior, and make the lower part of below-knee prosthesis 20 around opposite 30 swing of artificial limb for foot of the second axis 25, and by foot's front apron 31 and
Foot's rear baffle 32 limits the lower part of below-knee prosthesis 20 with respect to 30 swing range of artificial limb for foot jointly, but not limited to this.The
Two springs 50 are set between the lower part of below-knee prosthesis 20 and the top of artificial limb for foot 30, for below-knee prosthesis 20 and artificial limb for foot
Opposite swing carries out buffering antidetonation between 30, improves wearing comfort.More specifically, as follows:
As shown in Figures 2 and 4, foot's front apron 31 has the first incline structure 311 in face of the lower part of below-knee prosthesis 20,
The lower part of below-knee prosthesis 20 has the second incline structure 26 of the first incline structure 311 of matching, and second spring 50 is along perpendicular to the
The inclined direction of one incline structure 311 arranges that the first end of second spring 50 is set in the first incline structure 311, the second bullet
The second end of spring 50 is set in the second incline structure 26, with matching by the first incline structure 311 and the second incline structure 26
It closes, the lower part for being effectively prevented below-knee prosthesis 20 is arteriopathy with respect to 30 swing of artificial limb for foot, and improves below-knee prosthesis 20
Bond stability between lower part and artificial limb for foot 30, but not limited to this.
As shown in Figure 1 to Figure 3, the top 11 of artificial thigh 10 is also provided with and wears chamber 111 and communicate and be located behind
Notch 14 further mitigates the weight of artificial thigh 10；Specifically, the outside on the top 11 of artificial thigh 10 is fixed with magic
Patch 70, wears and is fixed with joint strip 80 in chamber 111, and joint strip 80 is pasted with velcro 70 again across notch 14 to be fixed, for adjusting pine
Tightly, but not limited to this.For example, the integral structure that below-knee prosthesis 20 and artificial limb for foot 30 respectively go out for 3D printing, in order to
Their processing and manufacturing, so that the occasions that manufacture of personalized wearing 100 adapting to property of artificial limb personalization of the invention.
Referring to Fig. 5, personalized wearing artificial limb manufacturing method of the invention including the following steps:
S001, use the shape of spatial digitizer scanning deformed limb to obtain the shape data of deformed limb, and according to shape data
The threedimensional model for generating deformed limb since spatial digitizer is equipment known in the art, therefore no longer carries out detailed retouch herein
It states.
S002, the matched artificial thigh model with first axle is designed according to the threedimensional model of deformed limb, by artificial thigh
The threedimensional model of model and deformed limb carries out Boolean calculation to obtain artificial thigh operational model, and turns artificial thigh operational model
Change 3D printing code into；It specifically, further include the step in the lower part rear of artificial thigh model design notch in step S002
Suddenly, it prepares for subsequent installation joint strip and velcro；For example, it in S002, is designed according to the size of patient thigh
It is designed to this two parts of upper and lower part by the artificial thigh model with first axle matched on artificial thigh model,
Wherein, top using flexible material and lower part uses rigid material (such as carbon fiber), then, by artificial thigh model and deformed limb
Threedimensional model carries out the Boolean calculation of subtraction to obtain artificial thigh operational model；When will be at the lower part rear of artificial thigh model
When designing notch, at this time after designing notch, then artificial thigh operational model is set to be converted into 3D printing code, but be not limited to
This.
S003, bound feet front apron, bound feet rear baffle, left-handed button branch are had according to the design of artificial thigh operational model is matched
Frame, dextrorotation buckle the below-knee prosthesis model of bracket and the second axis, and make below-knee prosthesis model conversion at 3D printing code；Specifically,
In step S003, the shape and pattern of below-knee prosthesis model can arbitrarily adjust and can hollow design, below-knee prosthesis model is also
It can be designed according to the size and length of the shank of patient, but not limited to this.
S004, it is held according to the matched band foot front apron of below-knee prosthesis modelling, foot's rear baffle, left support bracket and the right side
The artificial limb for foot model of bracket, and change into artificial limb for foot model in 3D printing code；Specifically, in step S004, foot
Prosthetic model can also be designed according to the size and length of the foot of patient, but not limited to this.
S005, the 3D printing code of step S002, S003 and S004 are imported in the control software of 3D printer, by controlling
Software control 3D printer prints artificial thigh, below-knee prosthesis and artificial limb for foot；Specifically, it goes to realize using bi-material layers printing
The manufacture of artificial thigh, and below-knee prosthesis and artificial limb for foot be using single file printing, such as carbon fiber, PLA material or ABS material,
But not limited to this.
S006, first axle is respectively arranged in left-handed button bracket and dextrorotation button bracket, and the lower part of artificial thigh with it is small
The first spring is set between the top of leg prosthesis, to realize the assembly between artificial thigh and below-knee prosthesis.And
S007, the second axis is respectively arranged in left support bracket and right support bracket, and keeps the lower part of below-knee prosthesis and foot false
Set loads onto second spring between the top of limb, realizes the assembly between below-knee prosthesis and artificial limb for foot.
It will be appreciated that when the upper back of artificial thigh is equipped with notch, at this point, after executing the step S007, also
Include the steps that joint strip and velcro are installed on artificial thigh, but not limited to this.
Compared with prior art, due to the lower part 12 that artificial thigh 10 includes top 11 flexible and rigidity, artificial thigh
10 top 11, which offers, wears chamber 111, and snugness of fit is first ensured from material；Meanwhile by under artificial thigh 10
The bottom surface in portion 12 is acclivitous arc-shaped curved surface 121 from front to back, and the top of below-knee prosthesis 20 has shank front apron 21, small
Leg rear baffle 22, left-handed button bracket 23 and dextrorotation button bracket 24, the left end of first axle 13 are in be rotatably mounted to left-handed button bracket
23, the right end of first axle 13 is set to the lower part 12 of artificial thigh 10 in dextrorotation button bracket 24, the first spring 40 is rotatably mounted to
Between the top of below-knee prosthesis 20 so that swing opposite between artificial thigh 10 and below-knee prosthesis 20 be defined to it is small
Between leg front apron 21 and shank rear baffle 22, and by the first spring 40 to opposite between artificial thigh 10 and below-knee prosthesis 20
Swing angle carries out adaptive adjustment, to improve shock resistance between artificial thigh 10 and below-knee prosthesis 20, and improves
Wearing comfort；Furthermore there is foot's front apron 31, foot's rear baffle 32, left support bracket 33 by the top of artificial limb for foot 30
And right support bracket 34, the left end of the second axis 25 are in rotationally to pacify in left support bracket 33, the right end of the second axis 25 is rotatably mounted to
Loaded on right support bracket 34, second spring 50 is set between the lower part of below-knee prosthesis 20 and the top of artificial limb for foot 30, so that shank
Opposite swing is defined between foot's front apron 31 and foot's rear baffle 32 between artificial limb 20 and artificial limb for foot 30, and
Adaptive adjustment is carried out to swing angle opposite between below-knee prosthesis 20 and artificial limb for foot 30 by second spring 50, from
And shock resistance between below-knee prosthesis 20 and artificial limb for foot 30 is improved, and improve wearing comfort.Therefore, personalization of the invention is worn
Wearing artificial limb 100 has the advantages that simple structure, wearing comfort, at low cost, personalized good, light-weight and stable shock resistance are good.
The person of being worth noting, the front being previously mentioned, rear, left and right directions etc. are with personalized wearing artificial limb of the invention
It is established on the basis of 100, when user correctly dresses personalized wearing artificial limb 100 of the invention, is now placed in user's
Left side is left, be right positioned at right side, be front side positioned at front side and positioned at rear side be rear.Meanwhile common three dimensional design
Software can be Pro/E, UG or Solidworks etc., can also select according to actual needs；And delamination software can be
Hyperworks, I-DEAS or Solidworks can also be selected according to actual needs, and by the delamination software by artificial thigh
Operational model, below-knee prosthesis model and artificial limb for foot model conversion are at 3D printing code.
The above disclosure is only a preferred example of the present invention, cannot limit the right model of the present invention with this certainly
It encloses, therefore equivalent changes made in accordance with the claims of the present invention, still falls within the range that the present invention is covered.
Claims (10)
1. a kind of personalized wearing artificial limb, including artificial thigh, below-knee prosthesis, artificial limb for foot, the first spring and second spring,
It is characterized in that, the artificial thigh includes the lower part on top flexible and rigidity, and the top of the artificial thigh, which offers, to be worn
The bottom surface of chamber, the lower part of the artificial thigh is acclivitous arc-shaped curved surface from front to back, and the lower part of the artificial thigh is also
With the first axle outwardly protruded in left-right direction, the top of the below-knee prosthesis has protruding upward and is located at the thigh vacation
Shank front apron in front of the lower part of limb, lower part rear protruding upward and being located at the artificial thigh shank rear baffle, to
Protrude above and be located at left-handed button bracket outside the left side of the lower part of the artificial thigh and protruding upward and to be located at the thigh false
Dextrorotation button bracket outside the right side of the lower part of limb, the left end of the first axle are in be rotatably mounted to the left-handed button bracket, institute
The right end for stating first axle is set to the lower part of the artificial thigh in the dextrorotation button bracket, first spring is rotatably mounted to
Between the top of the below-knee prosthesis, the top of the artificial limb for foot has protruding upward and is located under the below-knee prosthesis
Foot's front apron in front of portion, lower part rear protruding upward and being located at the below-knee prosthesis foot's rear baffle, protruding upward
And left support bracket and lower part that is protruding upward and being located at the below-knee prosthesis outside the left side of the lower part of the below-knee prosthesis
Right side outside right support bracket, the lower part of the below-knee prosthesis has the second axis outwardly protruded in left-right direction, described second
The left end of axis is in be rotatably mounted to the right support in the left support bracket, the right end of second axis is rotatably mounted to
Frame, the second spring are set between the lower part of the below-knee prosthesis and the top of the artificial limb for foot.
2. personalized wearing artificial limb according to claim 1, which is characterized in that foot's front apron has in face of described
First incline structure of the lower part of below-knee prosthesis, the lower part of the below-knee prosthesis have match first incline structure second
Incline structure, the second spring arrange along the inclined direction perpendicular to first incline structure, the of the second spring
One end is set in first incline structure, and the second end of the second spring is set in second incline structure.
3. personalized wearing artificial limb according to claim 1, which is characterized in that the left end of the first axle with it is described left-handed
Left bearing is set between button bracket.
4. personalized wearing artificial limb according to claim 1, which is characterized in that between first spring is in left-right direction
The arrangement separated.
5. personalized wearing artificial limb according to claim 4, which is characterized in that first spring is in the below-knee prosthesis
Top be arranged vertically.
6. personalized wearing artificial limb according to claim 1, which is characterized in that the top of the artificial thigh is also provided with
With the notch for wearing chamber and communicating and being located behind.
7. personalized wearing artificial limb according to claim 6, which is characterized in that the outside on the top of the artificial thigh is solid
Surely have a velcro, it is described wear it is intracavitary be fixed with joint strip, the joint strip is pasted with the velcro again across the notch to be fixed.
8. personalized wearing artificial limb according to claim 1, which is characterized in that the artificial thigh, below-knee prosthesis and foot
Portion's artificial limb is respectively the integral structure that 3D printing goes out.
9. a kind of personalized wearing artificial limb manufacturing method, which comprises the steps of:
(1) use the shape of spatial digitizer scanning deformed limb to obtain the shape data of deformed limb, and residual according to shape data generation
The threedimensional model of limb；
(2) the matched artificial thigh model with first axle is designed according to the threedimensional model of deformed limb, by artificial thigh model with
The threedimensional model of deformed limb carries out Boolean calculation to obtain artificial thigh operational model, and artificial thigh operational model is made to be converted into 3D
Print code；
(3) bound feet front apron, bound feet rear baffle, left-handed button bracket, the right side are had according to the design of artificial thigh operational model is matched
The below-knee prosthesis model of spinner bracket and the second axis, and make below-knee prosthesis model conversion at 3D printing code；
(4) according to the matched band foot front apron of below-knee prosthesis modelling, foot's rear baffle, left support bracket and right support bracket
Artificial limb for foot model, and change into artificial limb for foot model in 3D printing code；
(5) the 3D printing code of step (2), (3) and (4) is imported in the control software of 3D printer, by control software control
3D printer prints artificial thigh, below-knee prosthesis and artificial limb for foot；
(6) first axle is respectively arranged in left-handed button bracket and dextrorotation button bracket, and in the lower part of artificial thigh and below-knee prosthesis
Top between be set with the first spring, to realize the assembly between artificial thigh and below-knee prosthesis；And
(7) the second axis is respectively arranged in left support bracket and right support bracket, and made on lower part and the artificial limb for foot of below-knee prosthesis
Set loads onto second spring between portion, realizes the assembly between below-knee prosthesis and artificial limb for foot.
10. personalized wearing artificial limb manufacturing method according to claim 9, which is characterized in that in step (2), also wrap
It includes the step of notch is designed at the lower part rear of artificial thigh model.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811631228.5A CN109498225A (en) | 2018-12-28 | 2018-12-28 | Personalization wearing artificial limb and its manufacturing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811631228.5A CN109498225A (en) | 2018-12-28 | 2018-12-28 | Personalization wearing artificial limb and its manufacturing method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109498225A true CN109498225A (en) | 2019-03-22 |
Family
ID=65756859
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811631228.5A Withdrawn CN109498225A (en) | 2018-12-28 | 2018-12-28 | Personalization wearing artificial limb and its manufacturing method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109498225A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109938892A (en) * | 2019-04-03 | 2019-06-28 | 河北工业大学 | A kind of intelligent lap artificial limb wearer riding condition identifying system |
| CN112656556A (en) * | 2020-12-24 | 2021-04-16 | 江苏启源碳纤维制品有限公司 | Carbon fiber artificial limb for leg convenient to wear |
-
2018
- 2018-12-28 CN CN201811631228.5A patent/CN109498225A/en not_active Withdrawn
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109938892A (en) * | 2019-04-03 | 2019-06-28 | 河北工业大学 | A kind of intelligent lap artificial limb wearer riding condition identifying system |
| CN109938892B (en) * | 2019-04-03 | 2020-08-04 | 河北工业大学 | Intelligent riding state recognition system for knee prosthesis wearer |
| CN112656556A (en) * | 2020-12-24 | 2021-04-16 | 江苏启源碳纤维制品有限公司 | Carbon fiber artificial limb for leg convenient to wear |
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Application publication date: 20190322 |