CN109998754A - A kind of orthopaedic device for knee - Google Patents
A kind of orthopaedic device for knee Download PDFInfo
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- CN109998754A CN109998754A CN201810408673.9A CN201810408673A CN109998754A CN 109998754 A CN109998754 A CN 109998754A CN 201810408673 A CN201810408673 A CN 201810408673A CN 109998754 A CN109998754 A CN 109998754A
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- Prior art keywords
- component
- supporting plate
- connection
- plate component
- angle
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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
- A61F5/0123—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 for the knees
-
- 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
- A61F2005/0132—Additional features of the articulation
- A61F2005/0146—Additional features of the articulation combining rotational and sliding movements, e.g. simulating movements of a natural joint
-
- 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
- A61F2005/0132—Additional features of the articulation
- A61F2005/0158—Additional features of the articulation with locking means
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- Health & Medical Sciences (AREA)
- Nursing (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (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)
- Rehabilitation Tools (AREA)
Abstract
The present invention relates to a kind of orthopaedic device for knee, including thigh supporting plate component, shank supporting plate component, angular adjustment group, connection component, thigh supporting plate component and shank supporting plate component are rotated by connection component to be connected so that bending needed for can satisfy proper motion between thigh supporting plate component and shank supporting plate component, angular adjustment component is arranged between thigh supporting plate component and connection component and/or between shank supporting plate component and connection component, the length and/or angle of angular adjustment component can become larger and/or reduce so as to adjust the angle between thigh supporting plate component and shank supporting plate component by the length for adjusting angular adjustment component and/or angle.The present invention is by the improvement to orthopaedic device for knee structure, so that structure integral thickness is thinned 47% or so, structure entirety loss of weight 62% or so, and durability is improved.
Description
Technical field
The present invention relates to a kind of orthopaedic device for knee.
Background technique
No matter knee osteoarthropathy primary or secondary belongs to common disease, common women.Secondary knee closes
Section osteoarthropathy mostly occurs in out knee, deformity in knee, concentrates stress, and degenerative change, Yi Jiban occur for articular cartilage
The tearing of month plate, Chondromalacia of patella, strips off chondritis etc. at ligament injury.This is because keeping the joint capsule, interior of knee Stability
Collateral ligaments (or lateral collateral ligament), interior meniscus (or outer meniscus), ligamentum cruciatum, condyle shin beam etc. are certain to go wrong, knee
Joint loses the stabilization in certain direction, and the stress distribution of joint space is abnormal, and cartilage internal stress is unevenly distributed weighing apparatus, thus causes part
Cartilage degeneration, joint space offset, have aggravated out knee or in knee, and then more increase the pressure of intra-articular partial dot,
Make patient's walking pain, it is handicapped, seriously affect the quality of life of these patients.
For the patient without obvious deformity, conservative therapy is all used in the past: it is required that not doing excessive walking movement, mitigating body
Again etc..For there is obvious deformity, the method for especially having the patient of cartilage degeneration more to take operation is treated: using correction by osteotomy, very
Ailing and deformity is solved to the operation method using displacement artificial knee joint.These operations have certain limitation: to body
Whether weight activity, degree of deformity, lesion degree, has infection, so that whether ligament is normal etc. all has certain limitations in the recent period, and
And operation is upper to patient mental and economically has great pressure.It is postoperative also poor wound healing, infection, joint easily occur not
Stabilization, prosthetic loosening, fracture, common peroneal nerve injury etc..
Authorization Notice No. CN202161443U, the utility model patent of authorized announcement date 2012-3-14 disclose a kind of body
Outer artificial knee joint --- hurtless measure knee osteoarthropathy orthotic device, it is by small leg support, distal end attachment screw, adjusts
System, thigh support frame, adjusts spanner composition at proximal end attachment screw.Regulating system is the core component of the patent, the snail of one end
Wheel distal end attachment screw and the shank supporting plate of small leg support do fastening connection, the swivel plate proximal end of the other end of regulating system
Thigh supporting plate on attachment screw and thigh support frame does fastening connection, forms the main body of the patent, adjusts spanner sleeve and is adjusting
On the worm screw of system, rotation, which adjusts spanner, will pass through the angle that regulating system changes small leg support and thigh support frame, and then realize
Knee osteoarthropathy is completed to kneed angulation to rescue.The patent is that kneed angulation is realized by worm and gear,
Thus there is a problem of that regulating system is more thick and heavy.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of orthopaedic device for knee that structure is different.
In order to solve the above-mentioned technical problem, the technical solution adopted by the present invention is that:
A kind of orthopaedic device for knee, including thigh supporting plate component, shank supporting plate component, can be turned up according to knee joint or interior
The angular adjustment component of angle between thigh supporting plate component described in the angular adjustment turned over and the shank supporting plate component, institute
The orthopaedic device for knee stated further includes connection component, and the thigh supporting plate component and the shank supporting plate component are described in
Connection component rotate connection so that can expire between the thigh supporting plate component and the shank supporting plate component
The thigh supporting plate component and the connection group is arranged in bending needed for sufficient proper motion, the angular adjustment component
Between part and/or between the shank supporting plate component and the connection component, the length of the angular adjustment component and/
Or angle can become larger and/or reduce so as to be adjusted by the length for adjusting the angular adjustment component and/or angle
Angle between section the thigh supporting plate component and the shank supporting plate component.
According to a kind of embodiment, the connection component rotates with the shank supporting plate component and connect to meet just
Often bending needed for movement；The thigh supporting plate component rotates with the connection component to be connect, the angular adjustment
The both ends of component rotate respectively with the thigh supporting plate component and the connection component connect it is described big to realize
The adjusting of angle between leg supporting plate component and the shank supporting plate component.
According to another embodiment, the connection component rotates with the thigh supporting plate component and connect to meet
Bending needed for proper motion；The shank supporting plate component rotates with the connection component to be connect, the angle tune
The both ends of section component rotate with the shank supporting plate component and the connection component respectively connect with described in realizing
The adjusting of angle between thigh supporting plate component and the shank supporting plate component.
According to another embodiment, the connection component includes the first connection unit and the second connection unit, described
Angular adjustment component include that first angle adjusts unit and second angle and adjusts unit, first connection unit and described
The second connection unit rotate connection with bending needed for meeting proper motion；The thigh supporting plate component and described
One connection unit rotates connection, the first angle adjust the both ends of unit respectively with the thigh supporting plate component and
First connection unit rotates connection, and the shank supporting plate component and second connection unit rotate company
Connect, the second angle adjust the both ends of unit respectively with second connection unit and the shank supporting plate component
Connection rotate to realize the adjusting of the angle between the thigh supporting plate component and the shank supporting plate component.
Preferred embodiment according to a kind of embodiment, the connection component and the shank supporting plate component pass through first
Shaft rotates connection；The thigh supporting plate component, which is rotated with the connection component by the second shaft, to be connect, described
The both ends of angular adjustment component pass through third shaft and the 4th shaft and the thigh supporting plate component and described respectively
Connection component rotates connection, and the axial line of the first rotating shaft extends along left and right directions, the axis of second shaft
Heart line, the axial line of the third shaft, the 4th shaft axial line respectively along front-rear direction extend.
According to the preferred embodiment of another embodiment, the connection component and the thigh supporting plate component pass through the
Five shafts rotate connection；The shank supporting plate component, which is rotated with the connection component by the 6th shaft, to be connect, institute
The both ends for the angular adjustment component stated pass through the 7th shaft and eight revolution axis and the shank supporting plate component and described respectively
Connection component rotate connection, the axial line of the 5th shaft extends along left and right directions, the 6th shaft
Axial line, the axial line of the 7th shaft, the eight revolution axis axial line respectively along front-rear direction extend.
According to the preferred embodiment of another embodiment, first connection unit and second connection unit are logical
It crosses the 9th shaft to rotate connection, the thigh supporting plate component and first connection unit are rotated by the tenth shaft
Connection, the both ends that the first angle adjusts unit pass through the 11st shaft and the 12nd shaft and the thigh respectively
Supporting plate component and first connection unit rotate connection, the shank supporting plate component and second connection unit
It is rotated connection by the 13rd shaft, the both ends that the second angle adjusts unit pass through the 14th shaft and the respectively
15 shafts rotate and connect with second connection unit and the shank supporting plate component, the axis of the 9th shaft
Heart line extends along left and right directions, the axial line of the tenth shaft, the axial line of the 11st shaft, described
The axial line of 12 shafts, the axial line of the 13rd shaft, the axial line of the 14th shaft, the described the tenth
The axial line of five shafts extends respectively along front-rear direction.
According to a kind of embodiment, the angular adjustment component include the first component, second component, respectively with it is described
The first component and the second component rotate and/or be slidably connected so that the first component and described second
The third member that the distance between component and/or angle can become larger and/or reduce.
According to another embodiment, the angular adjustment component include mutually slide and/or be rotatablely connected so that
Angle between the thigh supporting plate component and the shank supporting plate component can become larger and/or the first component that reduces and
Second component.
Preferably, the angular adjustment component further include can be by the length of the angular adjustment component and/or angle
Spend the locking mechanism of locking.
Preferably, it is formed with the first screw thread on the first component, the second screw thread is formed on the second component,
It is respectively formed with the third screw thread being threadedly engaged with described first in the third member, is threadedly engaged with described second
The 4th screw thread, the rotation direction of first screw thread is oppositely oriented with second screw thread.
It is further preferred that the third member includes the first segment for being formed with the third screw thread, is formed with
The second section of 4th screw thread, the diameter of the first segment are greater than the diameter of the second section；Described
One end of third member is non-threaded region so as to preventing the mistake between the third member and the first component
Degree rotation, the third screw thread is between the non-threaded region and the 4th screw thread；The first component
On be formed with stepped hole, first screw thread is formed on the lesser segment of diameter of the stepped hole, when described the
When the distance between one component and the second component are maximum, the non-threaded Town Card of the third member is in the platform
The boundary in rank hole.
Preferably, the orthopaedic device for knee further include length for adjusting the angular adjustment component and/or
The operation portion of angle.
Preferably, the orthopaedic device for knee further includes stretching, extension position-limit mechanism and maximum flexion angle position-limit mechanism, institute
The stretching, extension position-limit mechanism stated matches to prevent the shank supporting plate component phase by the first auxiliary section and the second auxiliary section
The described thigh supporting plate component continuation is rotated forward, the maximum flexion angle position-limit mechanism passes through third auxiliary section and the
The thigh supporting plate component that four auxiliary sections match to prevent the shank supporting plate component relatively described continues to rotate backward；
It is curved needed for the connection component rotates with the shank supporting plate component and to connect to meet proper motion
Qu Shi, first auxiliary section are formed on the connection component, and second auxiliary section is formed in the shank
On supporting plate component, the third auxiliary section is formed on the trailing flank of the connection component, the 4th auxiliary section shape
At on the trailing flank of the shank supporting plate component；
It is curved needed for the connection component rotates with the thigh supporting plate component and to connect to meet proper motion
Qu Shi, first auxiliary section are formed on the thigh supporting plate component, and second auxiliary section is formed in described
On connection component, the third auxiliary section is formed on the trailing flank of the thigh supporting plate component, the 4th cooperation
Portion is formed on the trailing flank of the connection component；
When first connection unit and second connection unit rotate connection to meet needed for proper motion
Bending when, first auxiliary section is formed on first connection unit, and second auxiliary section is formed in institute
On the second connection unit stated, the third auxiliary section is formed on the trailing flank of first connection unit, described
4th auxiliary section is formed on the trailing flank of second connection unit.
Preferably, the orthopaedic device for knee further includes multiple intermediate flexion angle position-limit mechanisms, it is described it is multiple in
Between flexion angle position-limit mechanism include multiple angle limit blocks with the 5th auxiliary section, can on the angle limit block
The 6th auxiliary section that matches of the 5th auxiliary section, the tilt angle of the 5th auxiliary section on each angle limit block is not
With so that the 5th auxiliary section can be by the orthopaedic device for knee when matching with the 6th auxiliary section
It is limited to multiple and different flexion angles；
It is curved needed for the connection component rotates with the shank supporting plate component and to connect to meet proper motion
Qu Shi, the angle limit block are removable installed in the connection component and the shank supporting plate component two
On one, the 6th auxiliary section is formed in another in the connection component and the shank supporting plate component two
On；
It is curved needed for the connection component rotates with the thigh supporting plate component and to connect to meet proper motion
Qu Shi, the angle limit block are removable installed in the connection component and the thigh supporting plate component two
On one, the 6th auxiliary section is formed in another in the connection component and the thigh supporting plate component two
On；
When first connection unit and second connection unit rotate connection to meet needed for proper motion
Bending when, the angle limit block is removable installed in first connection unit and second connection unit
On one in two, the 6th auxiliary section is formed in first connection unit and second connection unit two
On another in a.
The inferior noun of locality on front and back involved by this paper is normally to be worn on human leg with orthopaedic device for knee and people
What orientation work when in stand up position defined.
Bending needed for proper motion involved in this paper refers to kneed stretching, extension and curvature movement, thigh branch board group
Angle between part and shank supporting plate component refers to rescuing knee joint varus or what is turned up rescue angle.
The scope of the present invention, however it is not limited to technical solution made of the specific combination of above-mentioned technical characteristic, while should also contain
Cover the other technical solutions for being carried out any combination by above-mentioned technical characteristic or its equivalent feature and being formed.Such as features described above and this
(but being not limited to) disclosed in application have the technical characteristic of similar functions replaced mutually and the technical solution etc. that is formed.
Due to the above technical solutions, the present invention has the following advantages over the prior art:
The present invention is by the improvement to orthopaedic device for knee structure, so that structure integral thickness is thinned 47% or so, structure
Whole loss of weight 62% or so, and durability is improved.
Detailed description of the invention
Attached drawing 1 is side view of the invention；
Attached drawing 2 is main view of the invention；
Attached drawing 3 is perspective view one of the invention；
Attached drawing 4 is perspective view two of the invention；
Attached drawing 5 is perspective view three of the invention；
Attached drawing 6 is partial side view of the invention；
Attached drawing 7 is partial front elevation view of the invention；
Attached drawing 8 is partial exploded view of the invention；
Attached drawing 9 is partial front elevation view of the invention (minimum rescues angle)；
Attached drawing 10 is partial front elevation view of the invention (maximum rescues angle)；
Attached drawing 11 is partial perspective view of the invention (maximum rescues angle)；
Attached drawing 12 is partial cutaway perspective view of the invention (maximum rescues angle)；
Attached drawing 13 is the perspective view of angular adjustment component；
Attached drawing 14 is the explosive view of angular adjustment component；
Attached drawing 15 is the perspective view of angular adjustment component；
Attached drawing 16 is the main view of third member；
Attached drawing 17 is the perspective view of third member；
Attached drawing 18 is the perspective view of the first component；
Attached drawing 19 is the perspective view of second component；
Attached drawing 20 is the perspective view of angular adjustment component (minimum rescues angle)；
Attached drawing 21 is the perspective view of angular adjustment component (maximum rescues angle)；
Attached drawing 22 is partial side view's (extended state) of the invention；
Attached drawing 23 is the partial cut away side views of extended state of the invention；
Attached drawing 24 is partial side view's (maximum flexion angle) of the invention；
Attached drawing 25 is the partial cut away side views of maximum flexion angle of the invention；
Attached drawing 26 is partial side view's (flexion angle is 0 °) of one embodiment of the present invention；
Attached drawing 27 is the partial cut away side views (flexion angle is 15 °) of one embodiment of the present invention；
Attached drawing 28 is partial side view's (flexion angle is 15 °) of one embodiment of the present invention；
Attached drawing 29 is partial side view's (flexion angle is 30 °) of one embodiment of the present invention；
Attached drawing 30 is partial side view's (flexion angle is 45 °) of one embodiment of the present invention；
Attached drawing 31 is partial side view's (flexion angle is 90 °) of one embodiment of the present invention；
Attached drawing 32 is the partial side view of another embodiment of the invention (flexion angle is 15 °)；
Attached drawing 33 is the side view for the angle limit block that flexion angle is 15 °；
Attached drawing 34 is the perspective view for the angle limit block that flexion angle is 15 °；
Attached drawing 35 is the partial side view of another embodiment of the invention (flexion angle is 30 °)；
Attached drawing 36 is the side view for the angle limit block that flexion angle is 30 °；
Attached drawing 37 is the perspective view for the angle limit block that flexion angle is 30 °；
Attached drawing 38 is the partial side view of another embodiment of the invention (flexion angle is 45 °)；
Attached drawing 39 is the side view for the angle limit block that flexion angle is 45 °；
Attached drawing 40 is the perspective view for the angle limit block that flexion angle is 45 °；
Attached drawing 41 is the partial side view of another embodiment of the invention (flexion angle is 90 °)；
Attached drawing 42 is the side view for the angle limit block that flexion angle is 90 °；
Attached drawing 43 is the perspective view for the angle limit block that flexion angle is 90 °；
Attached drawing 44 is the partial front elevation view of shank supporting plate component；
Attached drawing 45 is the partial perspective view of shank supporting plate component.
Specific embodiment
As shown in attached drawing 1 to 5, the present invention relates to a kind of orthopaedic device for knee, including thigh supporting plate component 1, shank supporting plate
Component 2, angular adjustment component 3 and connection component 4.
The specific structure of thigh supporting plate component 1 is not the emphasis that the present invention protects, and thigh supporting plate component 1 may include being used for
The thigh frame 11 being strapped on thigh, the thigh supporting plate 12 being fixedly connected with 11 phase of thigh frame.
The specific structure of shank supporting plate component 2 is not the emphasis that the present invention protects, and shank supporting plate component 2 may include being used for
The shank frame 21 being strapped on shank, the shank supporting plate 22 being fixedly connected with 21 phase of shank frame.
The thigh supporting plate 12 of thigh supporting plate component 1 is mutually turned with the shank supporting plate 22 of shank supporting plate component 2 by connection component 4
Dynamic connection is so that bending needed for can satisfy proper motion between thigh supporting plate component 1 and shank supporting plate component 2.Angle
Adjust component 3 may be implemented to be turned up according to knee joint or the angular adjustment thigh supporting plate component 1 and shank supporting plate component 2 of varus it
Between angle.There are many set-up modes of connection component 4 and angular adjustment component 3, such as following embodiments one to three.
Embodiment one (as shown in attached drawing 1 to 12,22 to 32,35,38,41): connection component 4 and shank supporting plate component 2
Shank supporting plate 22 connection is rotated with bending needed for meeting proper motion by first rotating shaft a.Thigh supporting plate component 1 it is big
Leg supporting plate 12 is rotated by the second shaft b with connection component 4 and is connect, and the both ends of angular adjustment component 3 pass through third respectively
Shaft c and the 4th shaft d rotates with the thigh supporting plate 12 of thigh supporting plate component 1 and connection component 4 to be connect to realize thigh branch
Angular adjustment between board group part 1 and connection component 4 and then the angle between realization thigh supporting plate component 1 and shank supporting plate component 2
Degree is adjusted.The axial line of first rotating shaft a extends along left and right directions, the axial line of the second shaft b, third shaft c axial line,
The axial line of 4th shaft d extends respectively along front-rear direction.
Embodiment two (not shown): the thigh supporting plate of connection component and thigh supporting plate component is rotated by the 5th shaft
Connection is with bending needed for meeting proper motion.The shank supporting plate of shank supporting plate component is turned with connection component by the 6th shaft phase
Dynamic connection, the both ends of angular adjustment component pass through the shank supporting plate of the 7th shaft and eight revolution axis and shank supporting plate component respectively
And connection component rotates connection to realize the angular adjustment between shank supporting plate component and connection component and then realize thigh branch
Angular adjustment between board group part and shank supporting plate component.The axial line of 5th shaft extends along left and right directions, the 6th shaft
Axial line, the axial line of the 7th shaft, eight revolution axis axial line extend respectively along front-rear direction.
Embodiment three (not shown): connection component includes the first connection unit and the second connection unit, angular adjustment group
Part includes that first angle adjusts unit and second angle adjusting unit, and the first connection unit and the second connection unit pass through the 9th turn
Axis rotates connection with bending needed for meeting proper motion.The thigh supporting plate and the first connection unit of thigh supporting plate component pass through
Tenth shaft rotates connection, and the both ends that first angle adjusts unit pass through the 11st shaft and the 12nd shaft and big respectively
The thigh supporting plate and the first connection unit of leg supporting plate component rotate connection, the shank supporting plate of shank supporting plate component and the second connection
Unit is rotated connection by the 13rd shaft, and the both ends that second angle adjusts unit pass through the 14th shaft and the tenth respectively
Five shafts rotate with the shank supporting plate of the second connection unit and shank supporting plate component to be connect to realize thigh supporting plate component and
Angular adjustment between one connection unit, the angular adjustment between shank supporting plate component and the second connection unit realize thigh in turn
Angular adjustment between supporting plate component and shank supporting plate component.The axial line of 9th shaft extends along left and right directions, and the tenth turn
The axial line of axis, the axial line of the 11st shaft, the axial line of the 13rd shaft of axial line of the 12nd shaft, the 14th shaft
Axial line, the 15th shaft axial line respectively along front-rear direction extend.
The length and/or angle of angular adjustment component 3 of the invention can become larger and/or reduce so as to pass through and adjust
The length and/or angle of angular adjustment component 3 adjust the angle between thigh supporting plate component 1 and shank supporting plate component 2.It can be real
There are many structures of the angular adjustment component 3 of existing above-mentioned function, such as following embodiments one and embodiment two.
As shown in attached drawing 20 and 21, angular adjustment component 3 is realized between thigh supporting plate component 1 and shank supporting plate component 2
The principle of angular adjustment are as follows: the length of a line and this side that triangle is formed between the second shaft b and third shaft c is not
Become, formed between the second shaft b and the 4th shaft d the Article 2 of triangle while and length at this article of it is constant, third shaft c and
Formed between 4th shaft d the Article 3 of triangle while and length at this article of it is variable, pass through the length for adjusting above-mentioned Article 3 side
Degree realizes the change of the angle between a line and Article 2 side, realizes between thigh supporting plate component 1 and shank supporting plate component 2
Angle adjusting.
Angular adjustment component 3 includes can be by the locking mechanism of the length of angular adjustment component 3 and/or angle locking.
Orthopaedic device for knee further includes the operation portion 5 of the length and/or angle for adjusting angular adjustment component 3.
Embodiment one (as shown in attached drawing 8 to 21): angular adjustment component 3 includes the first component 31, second component 32, difference
It rotates and/or is slidably connected with the first component 31 and second component 32 so that between the first component 31 and second component 32
Distance and/or the angle third member 33 that can become larger and/or reduce.
Realize that third member 33 has very with the first component 31 and the rotation of second component 32 and/or the mode being slidably connected respectively
It is more, such as: it is formed with the first screw thread 311 on the first component 31, the second screw thread 321, third member are formed on second component 32
The 4th screw thread 332 with the third screw thread 331 of the first screw thread 311 cooperation and the cooperation of the second screw thread 321 is respectively formed on 33,
The rotation direction of first screw thread 311 and the second screw thread 321 oppositely oriented is so that when rotation third member 33,31 He of the first component
Second component 32 can be relatively close or separate, so that the entire length of angular adjustment component 3 can elongate or shorten, most
Becoming larger or reducing for the angle between thigh supporting plate component 1 and shank supporting plate component 2 is realized eventually.
When realizing when elongating or shortening of angular adjustment component 3 using the cooperation of screw thread, locking function is can be realized in screw thread
Can, because without locking mechanism is additionally arranged.
In the present embodiment, operation portion 5 is to be arranged in third member 33 to be inserted into for other tools to drive third member
The slot, such as hex shaped groove, cross type groove etc. of 33 rotations.
Preferably, third member 33 includes the first segment 333 for being formed with third screw thread 331, is formed with the 4th screw thread 332
Second section 334, the diameter of first segment 333 is greater than the diameter of second section 334；One end of third member 33 is non-threaded
So as to prevent the excessive rotation between third member 33 and the first component 31, third screw thread 331 is located at non-threaded in region 335
Between region 335 and the 4th screw thread 332；Stepped hole is formed on the first component 31, the first screw thread 311 is formed in the straight of stepped hole
On the lesser segment of diameter, when the distance between the first component 31 and second component 32 are maximum, the non-threaded area of third member 33
Domain 335 is stuck in the boundary of stepped hole so as to prevent from destroying due to structure caused by excessively rotating.
In the present embodiment, the first component 31 is bolt sleeve, and second component 32 is axle sleeve, and third member 33 is stud.
Embodiment two (not shown): angular adjustment component includes mutually sliding and/or being rotatablely connected so that thigh supporting plate
The first component and second component that angle between component and shank supporting plate component can become larger and/or reduce.For example, first
Part and second component are grafting and can be alongst with respect to the casings of sliding.
In order to meet the walking demand of normal person, orthopaedic device for knee further includes stretching, extension position-limit mechanism and maximum flexion angle
Position-limit mechanism, stretching, extension position-limit mechanism match to prevent shank supporting plate component by the first auxiliary section 41 and the second auxiliary section 23
2 rotate forward relative to the continuation of thigh supporting plate component 1, and maximum flexion angle position-limit mechanism passes through third auxiliary section 42 and the 4th cooperation
Portion 24 matches that shank supporting plate component 2 is prevented to continue to rotate backward with respect to thigh supporting plate component 1.
One (as shown in attached drawing 22 to 25) for the above embodiment: when connection component 4 and shank supporting plate component 2 rotate
When connection is with bending needed for meeting proper motion, the first auxiliary section 41 is formed on connection component 4, and the second auxiliary section 23 is formed
On the upper surface of the shank supporting plate 22 of shank supporting plate component 2, third auxiliary section 42 is formed on the trailing flank of connection component 4,
4th auxiliary section 24 is formed on the trailing flank of the shank supporting plate 22 of shank supporting plate component 2.Specifically, the first auxiliary section 41 and
Two auxiliary sections 23 are the mutually matched plane extended generally in a horizontal direction, wherein the first auxiliary section 41 and the second auxiliary section
When 23 cooperation, complete vertical state can not be between thigh supporting plate component 1 and shank supporting plate component 2, but shank supporting plate
Component 2 can tilt slightly forward with respect to thigh supporting plate component 1.Third auxiliary section 42 is to tilt backwards the oblique of extension from bottom to top
Face, in extended state, the 4th auxiliary section 24 is the inclined-plane of extension of turning forward from bottom to top.
Two (not shown) for the above embodiment: it connect when connection component rotates with thigh supporting plate component to meet just
Often when bending needed for movement, the first auxiliary section is formed on thigh supporting plate component, and the second auxiliary section is formed on connection component,
Third auxiliary section is formed on the trailing flank of thigh supporting plate component, and the 4th auxiliary section is formed on the trailing flank of connection component.
Three (not shown) for the above embodiment: when the first connection unit and the second connection unit rotate connection with full
When bending needed for sufficient proper motion, the first auxiliary section is formed on the first connection unit, and the second auxiliary section is formed in the second company
In order member, third auxiliary section is formed on the trailing flank of the first connection unit, and the 4th auxiliary section is formed in the second connection unit
Trailing flank on.
In order to carry out bending angle limitation to the patient of injury of knee joint, to be gradually recovered conducive to kneed, knee is closed
Section orthoses further includes multiple intermediate flexion angle position-limit mechanisms, and multiple intermediate flexion angle position-limit mechanisms include multiple having the
The angle limit block 6 of five auxiliary sections 61, the 6th auxiliary section 7 that can be matched with the 5th auxiliary section 61 on angle limit block 6,
The tilt angle difference of the 5th auxiliary section 61 on each angle limit block 6 is so that the 5th auxiliary section 61 and the 6th auxiliary section
7 can be limited to orthopaedic device for knee multiple and different flexion angles when matching.
For the above embodiment one, it connect when connection component 4 rotates with shank supporting plate component 2 to meet proper motion
When required bending, there are two types of embodiments, respectively embodiment 1 and embodiment 2 for intermediate flexion angle position-limit mechanism.
Embodiment 1 (as shown in attached drawing 26 to 31), angle limit block 6 are removable installed in the small of shank supporting plate component 2
On leg supporting plate 22, the 6th auxiliary section 7 is formed on connection component 4.Specifically, the 6th auxiliary section 7 is horizontally extending
The limitation of different flexion angles may be implemented by replacing different angle limit block 6 in plane, for example, 0 °, 15 °, 30 °, 45 °,
90 ° etc..
Embodiment 2 (as shown in attached drawing 32 to 45), angle limit block 6 are removably disposed on connection component 4, and the 6th matches
Conjunction portion 7 is formed on the shank supporting plate 22 of shank supporting plate component 2.Specifically, the 6th auxiliary section 7 includes first part 71 and second
Part 72, as shown in attached drawing 44 and 45, first part 71 is formed on rear side of the top of shank supporting plate 22, and second part 72 is formed in
The limitation of different flexion angles may be implemented by replacing different angle limit blocks 6, wherein bends in the rear side of shank supporting plate 22
Bent angle is 0 °, 15 °, 30 °, 45 ° of angle limit block 6 and first part 71 cooperate, the angle limit block that flexion angle is 90 °
6 cooperate with second part 72.
Two (not shown) for the above embodiment connect when connection component rotates with thigh supporting plate component to meet just
Often when bending needed for movement, angle limit block is removable installed in one in connection component and thigh supporting plate component two
On, the 6th auxiliary section is formed on another in connection component and thigh supporting plate component two.Specific structure is referring to above-mentioned reality
Example 1 and embodiment 2 are applied, details are not described herein again.
Three (not shown) for the above embodiment, when the first connection unit and the second connection unit rotate connection with full
When bending needed for sufficient proper motion, angle limit block is removable installed in the first connection unit and the second connection unit two
In one on, the 6th auxiliary section is formed on another in the first connection unit and the second connection unit two.Specific knot
Structure is referring to above-described embodiment 1 and embodiment 2, and details are not described herein again.
As described above, we are illustrated fully according to spirit of the invention, but the present invention is not limited to above-mentioned reality
Apply example and implementation method.The practitioner of correlative technology field can carry out different in the range of technical idea of the invention is permitted
Variation and implementation.
Claims (10)
1. a kind of orthopaedic device for knee, including thigh supporting plate component, shank supporting plate component, can be turned up according to knee joint or varus
Angular adjustment described in angle between thigh supporting plate component and the shank supporting plate component angular adjustment component, it is special
Sign is: the orthopaedic device for knee further includes connection component, the thigh supporting plate component and the shank branch board group
Part rotates connection so that the thigh supporting plate component and the shank supporting plate component by the connection component
Between can satisfy proper motion needed for bending, the thigh supporting plate component and institute is arranged in the angular adjustment component
Between the connection component stated and/or between the shank supporting plate component and the connection component, the angular adjustment group
The length and/or angle of part can become larger and/or reduce so as to by the length for adjusting the angular adjustment component and/
Or angle adjusts the angle between the thigh supporting plate component and the shank supporting plate component.
2. orthopaedic device for knee according to claim 1, it is characterised in that: the connection component and the shank branch
Board group part rotates connection with bending needed for meeting proper motion；The thigh supporting plate component and the connection component phase
Rotation connection, the both ends of the angular adjustment component respectively with the thigh supporting plate component and the connection component phase
It is rotatablely connected the adjusting to realize the angle between the thigh supporting plate component and the shank supporting plate component, alternatively,
The connection component rotates with the thigh supporting plate component to be connect with bending needed for meeting proper motion；It is described
Shank supporting plate component rotate and connect with the connection component, the both ends of the angular adjustment component respectively with it is described
Shank supporting plate component and the connection component rotate connection to realize the thigh supporting plate component and the shank
The adjusting of angle between supporting plate component, alternatively,
The connection component includes the first connection unit and the second connection unit, and the angular adjustment component includes first jiao
Degree adjusts unit and second angle and adjusts unit, and first connection unit and second connection unit rotate connection
With bending needed for meeting proper motion；The thigh supporting plate component and first connection unit rotate connection, institute
The both ends that the first angle stated adjusts unit turn with the thigh supporting plate component and the first connection unit phase respectively
Dynamic connection, the shank supporting plate component and second connection unit rotate connection, and the second angle is adjusted singly
The both ends of member rotate with second connection unit and the shank supporting plate component respectively connect with described in realizing
The adjusting of angle between thigh supporting plate component and the shank supporting plate component.
3. orthopaedic device for knee according to claim 2, it is characterised in that: the connection component and the shank branch
Board group part is rotated connection by first rotating shaft；The thigh supporting plate component passes through the second shaft phase with the connection component
Rotation connection, the both ends of the angular adjustment component pass through third shaft and the 4th shaft and the thigh supporting plate respectively
Component and the connection component rotate connection, and the axial line of the first rotating shaft extends along left and right directions, described
The axial line of second shaft, the axial line of the third shaft, the 4th shaft axial line respectively along front and back
To extension, alternatively,
The connection component is rotated by the 5th shaft with the thigh supporting plate component and is connect；The shank branch board group
Part is rotated by the 6th shaft with the connection component and is connect, and the both ends of the angular adjustment component pass through respectively
Seven shafts and eight revolution axis rotate and connect with the shank supporting plate component and the connection component, the 5th shaft
Axial line extend along left and right directions, the axial line, described of the axial line of the 6th shaft, the 7th shaft
The axial line of eight revolution axis extends respectively along front-rear direction, alternatively,
First connection unit and second connection unit are rotated connection by the 9th shaft, the thigh branch
Board group part and first connection unit are rotated connection by the tenth shaft, and the first angle adjusts the both ends of unit
Portion passes through the 11st shaft and the 12nd shaft respectively and turns with the thigh supporting plate component and the first connection unit phase
Dynamic connection, the shank supporting plate component and second connection unit are rotated connection by the 13rd shaft, described
The both ends that second angle adjusts unit pass through respectively the 14th shaft and the 15th shaft and second connection unit and
The shank supporting plate component rotates connection, and the axial line of the 9th shaft extends along left and right directions, and described
The axial line of ten shafts, the axial line of the 11st shaft, the axial line of the 12nd shaft, the described the 13rd
The axial line of shaft, the axial line of the 14th shaft, the 15th shaft axial line respectively along front and back
To extension.
4. orthopaedic device for knee according to any one of claim 1 to 3, it is characterised in that: the angular adjustment group
Part includes the first component, second component, with the first component and the second component rotates and/or slide company respectively
It connects so that the distance between the first component and described second component and/or angle can become larger and/or reduce
Third member；Alternatively,
The angular adjustment component includes mutually sliding and/or being rotatablely connected so that the thigh supporting plate component and described
Shank supporting plate component between the angle first component and second component that can become larger and/or reduce.
5. orthopaedic device for knee according to claim 4, it is characterised in that: the angular adjustment component further includes can
By the locking mechanism of the length of the angular adjustment component and/or angle locking.
6. orthopaedic device for knee according to claim 4, it is characterised in that: be formed with the first spiral shell on the first component
Line is formed with the second screw thread on the second component, is respectively formed in the third member and first screw thread
The third screw thread of cooperation, with second the 4th screw thread being threadedly engaged, the rotation direction of first screw thread and described the
Two screw threads it is oppositely oriented.
7. orthopaedic device for knee according to claim 6, it is characterised in that: the third member is described including being formed with
Third screw thread first segment, be formed with the second section of the 4th screw thread, the diameter of the first segment is greater than
The diameter of the second section；One end of the third member is non-threaded region so as to preventing the third portion
Excessive rotation between part and the first component, the third screw thread are located at the non-threaded region and described the
Between four screw threads；Stepped hole is formed on the first component, first screw thread is formed in the straight of the stepped hole
On the lesser segment of diameter, when the distance between the first component and the second component are maximum, the third portion
Boundary of the non-threaded Town Card of part in the stepped hole.
8. orthopaedic device for knee according to any one of claim 1 to 3, it is characterised in that: the orthopaedic knee
Device further includes the operation portion of the length and/or angle for adjusting the angular adjustment component.
9. orthopaedic device for knee according to claim 2 or 3, it is characterised in that: the orthopaedic device for knee further includes
Position-limit mechanism and maximum flexion angle position-limit mechanism are stretched, the stretching, extension position-limit mechanism passes through the first auxiliary section and the second cooperation
Portion matches that the shank supporting plate component is prevented to rotate forward relative to the thigh supporting plate component continuation, it is described most
Big flexion angle position-limit mechanism matches to prevent the shank supporting plate component by third auxiliary section and the 4th auxiliary section
The thigh supporting plate component continues to rotate backward relatively；
When the connection component, which rotates with the shank supporting plate component, to be connect with bending needed for meeting proper motion,
First auxiliary section is formed on the connection component, and second auxiliary section is formed in the shank branch board group
On part, the third auxiliary section is formed on the trailing flank of the connection component, and the 4th auxiliary section is formed in institute
On the trailing flank for the shank supporting plate component stated；
When the connection component, which rotates with the thigh supporting plate component, to be connect with bending needed for meeting proper motion,
First auxiliary section is formed on the thigh supporting plate component, and second auxiliary section is formed in the connection group
On part, the third auxiliary section is formed on the trailing flank of the thigh supporting plate component, and the 4th auxiliary section is formed
On the trailing flank of the connection component；
When first connection unit and second connection unit rotate connection it is curved needed for proper motion to meet
Qu Shi, first auxiliary section are formed on first connection unit, and second auxiliary section is formed in described
On second connection unit, the third auxiliary section is formed on the trailing flank of first connection unit, and the described the 4th
Auxiliary section is formed on the trailing flank of second connection unit.
10. orthopaedic device for knee according to claim 2 or 3, it is characterised in that: the orthopaedic device for knee further includes
Multiple intermediate flexion angle position-limit mechanisms, multiple intermediate flexion angle position-limit mechanisms include multiple having the 5th auxiliary section
Angle limit block, the 6th auxiliary section that can be matched with the 5th auxiliary section on the angle limit block, it is each described
Angle limit block on the 5th auxiliary section tilt angle it is different so that the 5th auxiliary section and the described the 6th
The orthopaedic device for knee can be limited to multiple and different flexion angles when matching by auxiliary section；
When the connection component, which rotates with the shank supporting plate component, to be connect with bending needed for meeting proper motion,
The angle limit block is removable installed in one in the connection component and the shank supporting plate component two
On, the 6th auxiliary section is formed on another in the connection component and the shank supporting plate component two；
When the connection component, which rotates with the thigh supporting plate component, to be connect with bending needed for meeting proper motion,
The angle limit block is removable installed in one in the connection component and the thigh supporting plate component two
On, the 6th auxiliary section is formed on another in the connection component and the thigh supporting plate component two；
When first connection unit and second connection unit rotate connection it is curved needed for proper motion to meet
Qu Shi, the angle limit block are removable installed in first connection unit and second connection unit two
In one on, the 6th auxiliary section is formed in first connection unit and second connection unit two
Another on.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810408673.9A CN109998754A (en) | 2018-05-02 | 2018-05-02 | A kind of orthopaedic device for knee |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810408673.9A CN109998754A (en) | 2018-05-02 | 2018-05-02 | A kind of orthopaedic device for knee |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109998754A true CN109998754A (en) | 2019-07-12 |
Family
ID=67164761
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810408673.9A Pending CN109998754A (en) | 2018-05-02 | 2018-05-02 | A kind of orthopaedic device for knee |
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| Country | Link |
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| CN (1) | CN109998754A (en) |
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| CN116869718A (en) * | 2023-08-07 | 2023-10-13 | 西南交通大学 | Knee joint uninstallation support |
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