CN106726026A - A kind of new artificial limb - Google Patents
A kind of new artificial limb Download PDFInfo
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- CN106726026A CN106726026A CN201710048901.1A CN201710048901A CN106726026A CN 106726026 A CN106726026 A CN 106726026A CN 201710048901 A CN201710048901 A CN 201710048901A CN 106726026 A CN106726026 A CN 106726026A
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- thumb
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- upper arm
- finger
- forearm
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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
- 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
- A61F2/54—Artificial arms or hands or parts thereof
-
- 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
- A61F2/54—Artificial arms or hands or parts thereof
- A61F2/58—Elbows; Wrists ; Other joints; Hands
- A61F2/583—Hands; Wrist joints
-
- 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
- A61F2/54—Artificial arms or hands or parts thereof
- A61F2/58—Elbows; Wrists ; Other joints; Hands
- A61F2/583—Hands; Wrist joints
- A61F2/586—Fingers
-
- 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
- A61F2/68—Operating or control means
-
- 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
- A61F2/54—Artificial arms or hands or parts thereof
- A61F2002/543—Lower arms or forearms
-
- 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
- A61F2/54—Artificial arms or hands or parts thereof
- A61F2002/546—Upper arms
-
- 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
- A61F2/54—Artificial arms or hands or parts thereof
- A61F2/58—Elbows; Wrists ; Other joints; Hands
- A61F2/583—Hands; Wrist joints
- A61F2/586—Fingers
- A61F2002/587—Thumbs
-
- 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
- A61F2240/00—Manufacturing or designing of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof
- A61F2240/001—Designing or manufacturing processes
- A61F2240/002—Designing or making customized prostheses
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- Health & Medical Sciences (AREA)
- Transplantation (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Biomedical Technology (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Engineering & Computer Science (AREA)
- Cardiology (AREA)
- Heart & Thoracic Surgery (AREA)
- Vascular Medicine (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Prostheses (AREA)
Abstract
The invention discloses a kind of new artificial limb, including upper arm stationary plane, forearm fixed cover and finger, it is hinged between upper arm stationary plane and forearm fixed cover, finger includes thumb and remaining four finger, thumb and four fingers are connected by rotary shaft with forearm fixed cover, thumb and four fingers are connected by respective drive rod with drive mechanism respectively, drive mechanism is connected through forearm fixed cover with upper arm stationary plane, by the rotation of upper arm stationary plane, thumb and four is driven to refer to opposing oscillatory, simulation is captured and opened.The leverage that the present invention passes through drive link, action is transmitted to front end joint or finger successively, realize the activity of front end joint and finger, the reconstruction of the final opening and closing function of realizing hand and joint, structure is easily assembled, and training is simple, and user wears and easy to use, the training adaptation process of complexity is avoided, the functional rehabilitation of artificial limb is realized.
Description
Technical field
The present invention relates to medical-therapeutic treatment of human body instrument field, especially a kind of new artificial limb.
Background technology
The artificial limb that present company each on the market or mechanism develop, is divided into aesthetic function artificial limb and operating function is false according to function
Limb.Aesthetic function artificial limb only has outward appearance, and non-activity function, patient compliance is relatively low.Operating function artificial limb is according to power parting
Probably it is divided into machinery and Electromechanical Control artificial limb, can much realizes different dimensions activity or self adaptation, have sensor feedback, brain
Electric wave control, even idea control etc., emulator is at a relatively high.But using being restricted by battery electric quantity often, and grip is difficult
Control, and manufacturing process is complicated, and corollary equipment is more, and some also need to the computer program design of complexity, and price is high, assembling
Complexity, cycle of training is long, and it is big that user grasps difficulty.These problems limit application of the artificial limb in vast general patient.
The most basic also most important function of human body hand is grip function, can simple, economically realize the grip function of hand,
Cycle of training is short, and the artificial limb that patient is easily mastered compares shortage at present.
Through retrieval, a kind of self power based on rapid shaping is disclosed in Application No. 201410776757.X and is driven
Artificial limb and its manufacture method, wherein artificial limb realize the moulding that becomes more meticulous of each part using 3D printing rapid shaping technique, and in hand
Refer to, driven using elastic rope between palm and upper arm, rope can be driven to move when patient's flexing palm or forearm, make hand
Refer to that flexing produces grasp motion, drive rope to loosen when palm or preceding arm stretching, elastic reset rope resets and stretches finger, this
Sample only needs the palm of patient or the flexing of forearm, the activity of stretching just to complete the grip function of hand.For larger surface light
During sliding article, the scope of FF is smaller, and crawl difficult to realize is, it is necessary to thumb coordinates to complete gripping action with forefinger.
A kind of upper extremity prosthesis is disclosed in Application No. 201510206137.7, the program is using extension spring thumb and hand
Skeleton is flexibly connected, and using the flexing of elbow joint, allows the thumb and remaining hand fixed of activity by each part in link gear
Assignment is closed and grasps article, facilitates the daily life of disabled person.Mentioned in application documents, simply drive thumb movements, coordinate solid
Fixed motionless other four finger, realizes basic grip function.When the object for needing to grasp is smaller, thumb needs very the structure
Big range of movement, elbow joint then needs very big angle of bend, therefore can influence to grasp efficiency, influences using effect, and just
Ordinary person's hand grasps simulation and does not match that.
The content of the invention
The technical problem to be solved in the present invention is to provide a kind of new artificial limb, the leverage that the artificial limb passes through drive link,
Action is transmitted to front end joint or finger successively, the activity of front end joint and finger is realized, hand and joint is finally realized
The reconstruction of function is opened and closed, structure is easily assembled, training is simple, and user wears and easy to use, it is to avoid complicated training is adapted to
Process, realizes the functional rehabilitation of artificial limb.
In order to solve the above technical problems, the technical solution used in the present invention is：A kind of new artificial limb, including upper arm is fixed
Face, forearm fixed cover and finger, are hinged between upper arm stationary plane and forearm fixed cover, it is characterised in that finger include thumb and its
Four remaining fingers, thumb and four fingers are connected by rotary shaft with forearm fixed cover, and thumb and four refers to respectively by respective driving
Bar is connected with drive mechanism, and drive mechanism is connected through forearm fixed cover with upper arm stationary plane, by turning for upper arm stationary plane
It is dynamic, drive thumb and four to refer to opposing oscillatory, simulation is captured and opened.
It is drive link, one end upper arm of drive link to make further preferred, described drive mechanism to such scheme
Stationary plane is hinged, and the other end of drive link is hinged with four finger drive rods and thumb drives bar, wherein four refer to that drive rod and four refers to
Connection, thumb drives bar is connected with thumb.
Making further preferred, described drive link to such scheme includes the first drive rod and the second drive rod, its
In the first drive rod be L-shaped structure, its one end is hinged with upper arm stationary plane, and its lower end is connected with second drive rod one end, second
The other end of drive rod is hinged with four finger drive rods and thumb drives bar.
Make the further through hole preferably, in the middle part of the second described drive rod passed through in the middle part of sliding sleeve to such scheme, wherein
Sliding sleeve is located at forearm fixed cover front end, with forearm fixed cover inwall clamping, oilhole is provided with sliding sleeve.
Such scheme is made to be provided with four fingers enhancing skeleton between further preferred, described four fingers and four finger drive rods,
Four refer to four refer to enhancing skeletons fixes, four finger drive rods with four refer to enhancing skeletons be hinged, four refer to enhancing skeletons pass through rotary shaft and
Finger support connection, under four push-and-pulls for referring to drive rod, four refer to that enhancing skeleton drives four to refer to and rotated around rotary shaft.
Make further preferred to such scheme, thumb enhancing skeleton be provided between described thumb and thumb drives bar,
Thumb and thumb enhancing skeleton are fixed, and thumb drives bar is hinged with thumb enhancing skeleton, thumb enhancing skeleton by rotary shaft and
Finger support connection, under the push-and-pull of thumb drives bar, thumb enhancing skeleton drives thumb to be rotated around rotary shaft.
Such scheme is made it is further preferably described finger support is tubular construction, cylinder inwall is provided with cambered surface and convex
Rise, boss is connected with rotary shaft, and finger branch stays at forearm fixed cover front end.
Make further preferred to such scheme, described upper arm stationary plane is to be surrounded on the fixation on the outside of residual upper arm
Plate, is provided with one or more, for fixed binding strip in fixed plate, and bone is strengthened with upper arm in the inside of upper arm stationary plane
Frame.
Make the first further preferred, described drive rod to such scheme to be hinged with the end of upper arm enhancing skeleton, its
The position that articulated position is hinged near forearm fixed cover and upper arm stationary plane.
Making further preferred, described forearm fixed cover to such scheme includes being used for the forearm enhancing bone of bear external force
Frame and invest forearm enhancing skeleton on the outside of coating, coating be coated on forearm strengthen skeleton outside, and in forearm increase
Strong skeleton forms integrative-structure, profile simulation normal person's forearm profile of coating.
It is using the beneficial effect produced by above-mentioned technical proposal：
（1）The present invention is, using the relative rotation between upper arm stationary plane and forearm fixed cover, biography to be driven using lever principle
Lever, is transmitted to front end joint and finger by action successively, realizes the activity of front end joint and finger, finally realizes hand and joint
Opening and closing function reconstruction；
（2）It is to pull the second drive rod using the first drive rod, while to thumb and four fingering in drive device in the present invention
Row drives, realize thumb and four refer to it is opposite rotate simultaneously, realize crawl and expansion action, this analog form is closer to true hand
Action, and type of drive is simple, easily realizes；
（3）Each part is the concrete condition according to disconnected arm in the present invention, carries out fine design and forms, it is ensured that overall package is fast
Victory, user wears and easy to use, it is to avoid complicated training adaptation process, realizes the functional rehabilitation of artificial limb；
（4）Thumb and four in the present invention refer to coordinate strengthens skeleton, realizes respective rotation, wherein enhancing skeleton is rotation
Body, coordinates finger support and rotary shaft, the pulled straight of drive rod, is converted to thumb and four rotations for referring to, cleverly realizes
Thumb and four refer to it is quick close up and separate, reduce the operation difficulty of disabled person；
（5）Used unit in the present invention can be forged through quick molding method or conventional digital cutting forming, casting or
The techniques such as material are gone to make, due to the addition for having enhancing skeleton in thumb, four fingers, forearm fixed cover and upper wall stationary plane,
The intensity that artificial limb can be improved mitigates the weight of artificial limb, strengthens the comfort level and acceptance level of patient, realizes the function of artificial limb.
Brief description of the drawings
Fig. 1 is the structural representation of main sectional view in the present invention；
Fig. 2 is the left view of Fig. 1；
Fig. 3 is the schematic perspective view with section structure in the present invention；
Fig. 4 is schematic enlarged-scale view at I in Fig. 1；
Fig. 5 is that middle finger of the present invention, forefinger independently drive, and middle finger, the third finger and tail refer to the schematic diagram of common driving；
Fig. 6 is the D-D sectional views in Fig. 5；
In figure：1st, upper arm stationary plane, 2, binding strip, 3, upper arm enhancing skeleton, 4, forearm fixed cover, the 5, first drive rod, 6, cover
Cap rock, 7, forearm enhancing skeleton, the 8, second drive rod, 9, finger support, 10, four refer to drive rods, and 11, rotary shaft, 12, four refer to and increase
Strong skeleton, 13, four refer to, 14, thumb drives bar, 15, thumb enhancing skeleton, 16, thumb, 17, sliding sleeve.
Specific embodiment
The present invention is further detailed explanation with reference to the accompanying drawings and detailed description.
1-3 understands with reference to the accompanying drawings, present invention relates particularly to a kind of new artificial limb, it is specifically a kind of by human synovial through driving
The activity of the finger or front end joint of bar driving or the artificial limb for resetting, it is solid that its structure specifically includes upper arm stationary plane 1, forearm
Surely 4 and finger are covered, is hinged by screw between upper arm stationary plane 1 and forearm fixed cover 4, relative turning can be realized between the two
Dynamic, finger includes thumb 16 and remaining four finger 13, wherein four refer to that 13 refer to that enhancing skeleton 12 is fixed by four, the finger of thumb 16 and four
13 are connected by rotary shaft 11 with forearm fixed cover 4, and such thumb 16 and four refers to that 13 can rotate around rotary shaft 11.This hair
Refer to that 13 rotate to simulate the grasping movement of hand simultaneously to realize thumb 16 and four in bright, thumb 16 and four is referred to that 13 pass through respectively
Respective drive rod is connected with same drive mechanism, and drive mechanism is placed in inside forearm fixed cover 4, and with upper arm stationary plane 1
Connection, by the rotation of upper arm stationary plane 1, drives drive mechanism translation, while driving thumb 16 and four to refer to that 13 is respective respectively
Drive rod drives both to be rotated around rotary shaft 11 simultaneously, realizes that thumb 16 and four refers to 13 opposing oscillatories, simulates crawl and opens.
In said structure, thumb 16 and four refers to 13 arcuate structures for making bending, and arc part is positioned opposite, control
The distance that drive mechanism is pulled, it is ensured that thumb 16 and four refers to the degree of 13 closures, maximum can realize that thumb 16 turns to four fingers
Between 13 webs, grasping at for all size article can be met.
Drive mechanism in the present invention, is driven by connecting rod, realizes that thumb 16 and four refers to 13 action, and easily grasp
Make, require low cost, therefore drive mechanism uses lever driving principle, pulls thumb 16 and four to refer to that 13 transport using drive link
Dynamic, specially drive link includes the first drive rod 5 and the second drive rod 8, wherein the first drive rod 5 is L-shaped structure, first drives
Lever 5 is placed in the inside of forearm fixed cover 4, and one end of its length is hinged with the end of upper arm stationary plane 1, and its articulated position is near forearm
The position that fixed cover 4 is hinged with upper arm stationary plane 1, using the rotation of upper arm stationary plane 1, drives the first drive rod 5 to move, and first
The lower end of drive rod 5 is connected with the one end of the second drive rod 8, pull the second drive rod 8 move, the other end of the second drive rod 8 with
Four finger drive rods 10 and thumb drives bar 14 are hinged, wherein four finger drive rods 10 13 are connected with four fingers, thumb drives bar 14 and thumb
Refer to that 16 connect.
In above-mentioned drive mechanism, in order to ensure that thumb 16 and four refers to 13 stationarities for rotating, intermediate connecting rod is carried out
It is spacing, specifically the middle part of the second drive rod 8 through the middle part of sliding sleeve 17 through hole, wherein sliding sleeve 17 is located at forearm fixed cover 4
Front end, with the inwall clamping of forearm fixed cover 4, oilhole is provided with sliding sleeve 17.The second drive is so limited using sliding sleeve 17
Lever 8, prevents it from producing swing, influence to pull thumb 16 and four to refer to 13 effect during exercise.When using a period of time, there is card
During astringent sense, the lubrication of mating surface can be carried out.
In figure 4 it can be seen that, to thumb 16 and four refer to 13 link position be additionally arranged enhancing frame board, its middle finger
Thumb enhancing skeleton 15 is provided between 16 and thumb drives bar 14, thumb 16 is fixed with thumb enhancing skeleton 15, thumb drives bar
14 are hinged with thumb enhancing skeleton 15, and thumb enhancing skeleton 15 supports 9 to be connected by rotary shaft 11 and finger, in thumb drives bar
Under 14 push-and-pull, thumb enhancing skeleton 15 drives thumb 16 to be rotated around rotary shaft 11.Set between four fingers 13 and four finger drive rods 10
Having four fingers strengthens skeleton 12, and four refer to that 13 refer to that enhancing skeleton 12 is fixed as one with four, and four fingers of bending are connected by rotating shaft,
Four finger drive rods 10 refer to that enhancing skeleton 12 is hinged with four, and four refer to that enhancing skeleton 12 supports 9 to be connected by rotary shaft 11 and finger,
Under four push-and-pulls for referring to drive rod 10, four refer to that enhancing skeleton 12 drives four to refer to that 13 rotate around rotary shaft 11.In said structure, thumb
Drive rod 14 and four refers to drive rod 10 to carry the strut and tie of bidirectional force, and strut and tie refers to drive rod 10 with thumb drives bar 14 and four
Between be hinged by small rotating shaft, small rotating shaft be located at rotary shaft 11 side, by the pulling of strut and tie, become four fingers enhancing skeleton
12 and thumb strengthen skeleton 15 rotation so that drive thumb 16 and four refer to 13 rotate.Above-mentioned connected mode is more consolidated, and
The effect for rotating is driven more to stablize than single finger actuation effect, thus it is smooth in ensureing operator's use, card will not be produced
Resistance phenomenon.
In figure 4, as the supporter of enhancing frame board --- finger support 9, it is similar with shape at wrist
Tubular construction, cambered surface and projection are provided with cylinder inwall, and arch section connects raised and cylinder inwall as connecting portion, and
The space that connecting rod is passed through is left at cylinder center, and boss exceeds the end face of cylinder, and is connected with rotary shaft 11, is rotated for supporting
Axle 11 and enhancing frame board, leave the space that the second drive rod 8 is passed through in the middle of cambered surface, finger support 9 is before forearm fixed cover 4
End, is connected with sliding sleeve 17.
In fig. 3, it can be seen that described upper arm stationary plane 1 is to be surrounded on the fixed plate on the outside of residual upper arm, solid
Fixed board is provided with one or more, for fixed binding strip 2, strengthen skeleton 3 with upper arm in the inside of upper arm stationary plane 1.Before
Arm fixed cover 4 includes that forearm strengthens skeleton 7 and the coating 6 positioned at forearm enhancing skeleton 7 outside, coating 6 be lightweight or
Elastomeric material, coating 6 forms an entirety with forearm enhancing skeleton 7, and relation of following up, wherein coating 6 are formed between the two
Forearm enhancing skeleton 7 outer surface is coated on, profile simulation normal person's forearm profile of coating 6 is beautified for outward appearance and covered.
Four fingers 13 in the present invention can be fixed as one simultaneously, refer to that enhancing skeleton 12 is fixedly connected with four.Meanwhile,
13 points can be referred to for forefinger, middle finger, the third finger and tail refer to that each finger therein is respectively provided with corresponding rotary shaft, passes through four
Four refer to that enhancing skeleton coordinates respective drive rod, realize the independent rotation of each finger, type of drive and thumb drives mode phase
Together, so as to preferably simulate finger movement, realize crawl and open.In accompanying drawing 5 and 6, giving thumb, forefinger has independent
Drive rod, the constructive embodiment figure of a public drive rod on middle finger, nameless and tail refer to.Include thumb as we can see from the figure
Refer to that drive rod 14 and four refers to drive rod 10, wherein have two in four finger drive rods 10, respectively forefinger drive rod 10-1 and middle finger,
The drive rod 10-2 that nameless and tail refers to, the second each independent respectively drive rod 8 of the two drive rods drives.
The present invention is specifically installed and used, and upper arm stationary plane 1 is docile with the upper arm profile of residual, takes chimeric upper arm enhancing orally
Skeleton 3, forearm fixed cover 4 is fitted together to forearm enhancing skeleton 7, and medial surface docile skin of forearm surface, finger support 9 connects forearm and increases
Strong skeleton 7 and finger, and allow the second drive rod 8 to pass through, the chimeric finger enhancing skeleton of finger, outward appearance covering simulation finger shape covers
Lever construction is set up in capping, thumb and remaining four finger bottom, and forearm surface or internal first drive rod 5 of setting up pass through space,
The first drive rod 5 is set up in the side of upper arm stationary plane 1, successively by upper arm stationary plane 1, upper arm strengthen skeleton 3, the first drive rod 5,
Second drive rod 8, four refers to that drive rod 10 and the result of thumb drives bar 14 are coupled together, and successively will by the leverage of drive link
Transmission activity is transmitted to front end joint or finger, realizes the activity of front end joint or finger, finally realizes hand or joint
Opening and closing function reconstruction.
It has been processed in artificial limb in the present invention similar to contralateral limbs integral outer appearance and has been matched with disabled limbs stump
Mechanical dimension.Artificial limb utilizes computer aided design software by designer（CAD）Formed with computer controls processing method.Profit
It is that patient produces artificial limb with computer aided design system.If patient's opposite side limbs are intact, can just outward appearance be designed complete
Universal class is similar to offside and while being matched with the artificial limb of disabled limbs stump.In order to accurately generate the artificial limb of matching, first to suffering from
The size of the complete limbs of offside of person is measured.It is preferential (other to be used such as medical image from optical measuring device
Learn the survey tool such as instrument tool) carry out the measurement of profile.Can using survey tool obtain include upper arm, forearm, palm,
The complete apparent size and its relative position of finger.
In addition to basic artificial limb apparent size, in order to artificial limb is comfortable in wearing, pod shape must be matched very much
Block the stump of limb.The design data of pod can be provided by repairing teacher.As limbs surface data, the design data energy of pod
It is enough to be obtained by the profile scanning survey for blocking outlimb.These measurement data can be used for generating socket surface shape, should
Shape is the reverse shape for blocking outlimb.The shape of pod can also be designed to the packing material shape blocked between limb and socket wall
Shape.In embodiments, it is also possible to will be used for block limb stump measurement electronization and be stored in electronic memory, from
And the data of pod and limbs can be used in combination by CAD system, to generate the accurate artificial limb data for patient.
Designer use based on CAD application software so that limbs data with pod, joint and artificial limb data be combined with
The complete virtual artificial limb that generation shows on computers.The control of these graphic user interfaces (GUI) can allow for prosthesis
The design that teacher changes artificial limb in a variety of ways is customized with to each attribute for designing in the parameter specified by built-in variable,
The motion of wherein described state modulator limbs and outward appearance.Can for example be changed using gui tool upper with what limbs were used together
Arm, forearm, hand, finger and pod part.Therefore, prosthesis teacher can generate the vacation for being arbitrarily matched with complete limbs profile
Limb.
Artificial limb construction can manufacture artificial limb by after electronization, being converted by data by quick molding method, and this is quick
Forming method is forged, cast, going manufacture process, increasing material manufacturing, quick manufacture, stratification manufacture, three-dimensional (3D) including known to
Printing, laser sintered and electron beam melting (EBM), melted material deposition (FDM) etc..Artificial limb is eventually fabricated, giving patient makes
With.
When 3D printing finger, upper arm stationary plane, forearm fixed cover, printed material can be metal, alloy, fiber, poly- breast
Acid, the mixture containing PLA, acrylonitrile-butadiene-styrene copolymer, containing acrylonitrile-butadiene-styrene copolymer
Mixture, polyamide, the mixture containing polyamide, hydroxyl phosphorus ash, stone tricalcium phosphate carbon one or more composition mixtures,
Printed material also can be the mixture containing hydroxyl phosphorus ash or stone tricalcium phosphate carbon；Additionally, printed material can also be silica gel, rubber
One kind in glue, gelatin, industrial starch, agar, poly glucosamine, alginate, gelatin, collagen glue, cellulose, silicone
Or the mixture of several compositions.
Used unit of the present invention can be forged, cast or go through quick molding method or conventional digital cutting forming
The techniques such as material manufacture make, and the artificial limb is easily assembled, and training is simple, and user wears and easy to use, it is to avoid complicated
Training adaptation process, realizes the functional rehabilitation of artificial limb, and due to strengthening the addition of skeleton, the intensity that can improve artificial limb mitigates artificial limb
Weight, strengthen patient comfort level and acceptance level, realize the function of artificial limb.
In view of all of the above, it is evident that, the above embodiment of the present invention is only intended to clearly illustrate example of the present invention, and
It is not the restriction to embodiments of the present invention.For those of ordinary skill in the field, in the base of described above
Can also be made other changes in different forms on plinth.There is no need and unable to give thoroughly all of implementation method
Lift.All any modification, equivalent and improvement made within the spirit and principles in the present invention etc., should be included in the present invention
Within scope of the claims.
Claims (10)
1. a kind of new artificial limb, including upper arm stationary plane（1）, forearm fixed cover（4）And finger, upper arm stationary plane（1）And forearm
Fixed cover（4）Between be hinged, it is characterised in that finger include thumb（16）With remaining four finger（13）, thumb（16）Refer to four
（13）Pass through rotary shaft（11）With forearm fixed cover（4）Connection, thumb（16）Refer to four（13）Respectively by respective driving
Bar is connected with drive mechanism, and drive mechanism is through forearm fixed cover（4）, and with upper arm stationary plane（1）Connection, by upper arm stationary plane
（1）Rotation, drive thumb（16）Refer to four（13）Opposing oscillatory, simulation is captured and opened.
2. a kind of new artificial limb according to claim 1, it is characterised in that：Described drive mechanism is drive link, is driven
One end upper arm stationary plane of dynamic connecting rod（1）It is hinged, the other end of drive link and four refers to drive rod（10）With thumb drives bar
（14）It is hinged, wherein four refer to drive rod（10）Refer to four（13）Connection, thumb drives bar（14）With thumb（16）Connection.
3. a kind of new artificial limb according to claim 2, it is characterised in that：Described drive link includes the first drive rod
（5）With the second drive rod（8）, wherein the first drive rod（5）It is L-shaped structure, its one end and upper arm stationary plane（1）It is hinged, under it
End and the second drive rod（8）One end connects, the second drive rod（8）The other end and four refer to drive rods（10）With thumb drives bar
（14）It is hinged.
4. a kind of new artificial limb according to claim 3, it is characterised in that：The second described drive rod（8）Middle part passes through
Sliding sleeve（17）The through hole at middle part, wherein sliding sleeve（17）Located at forearm fixed cover（4）Front end, with forearm fixed cover（4）Inwall clamping,
In sliding sleeve（17）It is provided with oilhole.
5. a kind of new artificial limb according to claim 3, it is characterised in that：Four described fingers（13）Refer to drive rod with four
（10）Between be provided with four fingers enhancing skeleton（12）, four refer to（13）Refer to enhancing skeleton with four（12）Fixed, four refer to drive rod（10）With
Four refer to enhancing skeleton（12）It is hinged, four refer to enhancing skeleton（12）By rotary shaft（11）Supported with finger（9）Connection, refers to four and drives
Lever（10）Push-and-pull under, four refer to enhancing skeletons（12）Four are driven to refer to（13）Around rotary shaft（11）Rotate.
6. a kind of new artificial limb according to claim 3, it is characterised in that：Described thumb（16）With thumb drives bar
（14）Between be provided with thumb enhancing skeleton（15）, thumb（16）Strengthen skeleton with thumb（15）It is fixed, thumb drives bar（14）With
Thumb strengthens skeleton（15）It is hinged, thumb enhancing skeleton（15）By rotary shaft（11）Supported with finger（9）Connection, drives in thumb
Lever（14）Push-and-pull under, thumb enhancing skeleton（15）Drive thumb（16）Around rotary shaft（11）Rotate.
7. a kind of new artificial limb according to claim 5 or 6, it is characterised in that：Described finger support（9）It is tubular knot
Structure, cylinder inwall is provided with cambered surface and projection, boss and rotary shaft（11）Connection, finger support（9）Located at forearm fixed cover（4）
Front end.
8. a kind of new artificial limb according to claim 2, it is characterised in that：Described upper arm stationary plane（1）To be surrounded on
Fixed plate on the outside of residual upper arm, is provided with one or more, for fixed binding strip in fixed plate（2）, in upper arm stationary plane
（1）Inside with upper arm strengthen skeleton（3）.
9. a kind of new artificial limb according to claim 8, it is characterised in that：The first described drive rod（5）Increase with upper arm
Strong skeleton（3）End be hinged, its articulated position is near forearm fixed cover（4）With upper arm stationary plane（1）The position being hinged.
10. a kind of new artificial limb according to claim 1, it is characterised in that：Described forearm fixed cover（4）Including being used for
The forearm enhancing skeleton of bear external force（7）And invest forearm enhancing skeleton（7）The coating in outside（6）, coating（6）Cladding
Strengthen skeleton in forearm（7）Outside, and in forearm strengthen skeleton（7）Form integrative-structure, coating（6）Profile simulation just
Ordinary person's forearm profile.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710048901.1A CN106726026A (en) | 2017-01-23 | 2017-01-23 | A kind of new artificial limb |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710048901.1A CN106726026A (en) | 2017-01-23 | 2017-01-23 | A kind of new artificial limb |
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| CN106726026A true CN106726026A (en) | 2017-05-31 |
Family
ID=58942402
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|---|---|---|---|
| CN201710048901.1A Pending CN106726026A (en) | 2017-01-23 | 2017-01-23 | A kind of new artificial limb |
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| CN (1) | CN106726026A (en) |
Cited By (7)
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| CN107693175A (en) * | 2017-10-27 | 2018-02-16 | 伏彦龙 | A kind of artificial limb manipulator and its arm |
| CN107877507A (en) * | 2017-12-25 | 2018-04-06 | 贵州大学 | A kind of gear delivery type mechanical gripper and its application method |
| CN107877506A (en) * | 2017-12-25 | 2018-04-06 | 贵州大学 | A kind of single line drawing-type mechanical gripper and its application method |
| CN108582017A (en) * | 2018-06-27 | 2018-09-28 | 江苏卫生健康职业学院 | A kind of scalable grasping mechanical arm |
| WO2020134770A1 (en) * | 2018-12-29 | 2020-07-02 | 上海科生假肢有限公司 | Novel passive prosthetic hand |
| CN111358601A (en) * | 2020-04-01 | 2020-07-03 | 陆汉林 | Artificial limb receiving piece |
| WO2023128881A1 (en) * | 2021-10-11 | 2023-07-06 | Ozyegin Universitesi | A hand prosthesis |
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| WO2020134770A1 (en) * | 2018-12-29 | 2020-07-02 | 上海科生假肢有限公司 | Novel passive prosthetic hand |
| CN111358601A (en) * | 2020-04-01 | 2020-07-03 | 陆汉林 | Artificial limb receiving piece |
| WO2023128881A1 (en) * | 2021-10-11 | 2023-07-06 | Ozyegin Universitesi | A hand prosthesis |
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Application publication date: 20170531 |