CN212730090U - 3D printed orthopedic brace for children with lower limbs twisting deformity - Google Patents
3D printed orthopedic brace for children with lower limbs twisting deformity Download PDFInfo
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- CN212730090U CN212730090U CN202021082281.7U CN202021082281U CN212730090U CN 212730090 U CN212730090 U CN 212730090U CN 202021082281 U CN202021082281 U CN 202021082281U CN 212730090 U CN212730090 U CN 212730090U
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Abstract
A3D printed orthopedic brace for lower limb torsion deformity of children comprises a thigh brace, a shank brace, a foot brace and an adjustable rotary corrector; the thigh brace, the shank brace and the foot brace are all composed of a back plate and side plates on two sides; the adjustable rotary orthotics are divided into three parts, a thigh brace is connected with a shank brace through a first adjustable rotary orthotics, the shank brace is connected with a foot brace through a second adjustable rotary orthotics, and a third adjustable rotary orthotics is arranged between the half sole and the back sole of the foot brace; thigh braces, shank braces, foot braces and adjustable rotary orthotics are all manufactured by 3D printing. This orthopedic brace through the setting of three adjustable rotatory correctors, has realized the controllable accurate correction of the multifaceted of knee joint, ankle joint and preceding sole, and convenient operation can take notes correction degree and formulate the plan through the scale, and correction effect is good, customs different patients through 3D printing technique, wears more comfortablely.
Description
Technical Field
The utility model relates to a low limbs twist reverse deformity and correct the field, concretely relates to orthopedic brace of children low limbs twist reverse deformity that 3D printed.
Background
The gait abnormity of the children is a very common clinical phenomenon, particularly the inner splayed gait and the outer splayed gait are caused by the lower limb torsion deformity, can be physiological or pathological gait abnormity, and the clinical detection judges that the specific torsion deformity layer is from the torsion deformity of hip joints, knee joints, ankle joints or simple forefoot or whether a plurality of plane torsion deformities exist simultaneously. The children are in the growth and development stage, and the lower limb torsion deformity of the children can be corrected through the orthopedic brace after clinical accurate evaluation. However, in the current market, all braces for correcting the rotation deformity of the lower limbs are provided with connecting rods between the two leg braces or at the bottoms of the feet to control and maintain the relative rotation angle of the two legs, so that the two lower limbs cannot move independently, and the comfort level is very poor; the support is formed in one step, an adjustable dial is lacked, the correction angle cannot be adjusted quantitatively and accurately, and insufficient correction or overkill is often caused; therefore, there is a need for an orthopedic brace capable of simultaneously performing accurate and personalized correction on different plane torsion deformities of lower limbs on one side, and ensuring comfort and adaptability of children in the orthopedic process to achieve the optimal orthopedic effect.
Disclosure of Invention
The utility model discloses to the problem that exists among the above-mentioned background art, provide a children's low limbs that 3D printed twist reverse orthopedic brace of deformity, through the setting of three adjustable rotatory correctors, realized correcting simultaneously to the multifaceted of knee joint, ankle joint and preceding sole, convenient operation can take notes correction degree and formulate the plan through the scale, and correction effect is good, carries out the custom to different patients through 3D printing technique, wears more comfortablely.
A3D printed orthopedic brace for lower limb torsion deformity of children comprises a thigh brace, a shank brace, a foot brace and an adjustable rotary corrector;
the thigh brace, the shank brace and the foot brace are all composed of a back plate and side plates on two sides; the adjustable rotary orthotics are divided into three parts, a thigh brace is connected with a shank brace through a first adjustable rotary orthotics, the shank brace is connected with a foot brace through a second adjustable rotary orthotics, and a third adjustable rotary orthotics is arranged between the half sole and the back sole of the foot brace;
the first adjustable rotary corrector realizes that the knee joint can be bent and stretched, and simultaneously the crus brace can carry out internal rotation or external rotation relative to the thigh brace so as to correct internal and external rotation deformity of the tibia, the second adjustable rotary corrector realizes that the ankle joint can be bent and stretched in the plantarflexion and in the dorsiflexion, and simultaneously the foot brace can carry out internal rotation or external rotation relative to the crus brace so as to correct internal and external rotation deformity of the ankle joint, and the third adjustable rotary corrector enables the half sole part of the foot brace to carry out left-right rotation on the plane of the foot sole relative to the back sole part so as to correct internal and external expansion deformity of the;
thigh braces, shank braces, foot braces and adjustable rotary orthotics are all manufactured by 3D printing.
Further, the first adjustable rotary corrector comprises a thigh fixing ring, a first shank fixing ring, a thigh brace connecting piece and a first shank brace connecting piece;
the thigh fixing ring is arranged on the thigh brace connecting piece, and the first shank fixing ring is arranged on the first shank brace connecting piece; the thigh brace connecting piece and the first shank brace connecting piece are both of concave curved surface sheet structures; the thigh brace connecting piece is divided into an upper connecting piece and a lower connecting piece which are connected through rotating shaft structures on two sides; the upper end of the first shank brace connecting piece is movably attached to the curved surface of the lower connecting piece; the first shank brace connecting piece and the lower connecting piece are provided with corresponding limiting grooves, and the first shank brace connecting piece is fixed and limited after moving by inserting a limiting rod slightly wider than the groove width.
Furthermore, scales are arranged on the lower connecting piece of the thigh brace connecting piece, and the moving distance of the first shank brace connecting piece is displayed.
Further, the second adjustable rotary orthosis comprises a second lower leg fixing ring, a second lower leg brace connecting piece and a foot brace connecting piece;
the second shank fixing ring is arranged on the second shank support connecting piece; the second shank brace connecting piece and the foot brace connecting piece are both of concave curved surface sheet structures; the second shank brace connecting piece is divided into an upper connecting piece and a lower connecting piece which are connected through rotating shaft structures on two sides; the upper end of the foot brace connecting piece is movably attached to the curved surface of the lower connecting piece; corresponding limiting grooves are arranged on the foot brace connecting piece and the lower connecting piece, and the foot brace connecting piece is fixed and limited after moving by inserting a limiting rod slightly wider than the groove width.
Furthermore, scales are arranged on the lower connecting piece of the second shank brace connecting piece, and the moving distance of the foot brace connecting piece is displayed.
Further, the third adjustable rotary corrector comprises a back sole fixing ring, a front sole fixing ring, a back sole support connecting piece and a front sole support connecting piece;
the rear palm fixing ring is arranged on the rear palm support connecting piece, and the front palm fixing ring is arranged on the front palm support connecting piece;
the rear palm support connecting piece and the front palm support connecting piece are connecting pieces with one ends in a ring shape, and the rings are overlapped and then rotated by inserting a rotating shaft and fixed in angle by an upper rotating fixing piece and a lower rotating fixing piece.
Furthermore, mark lines are arranged on the rear palm support connecting piece and the front palm support connecting piece, scales are arranged on the circumference of the rotary fixing piece, and the relative rotation angle of the two support connecting pieces is displayed through the mark lines and the scales.
Furthermore, air holes are arranged on the back plates of the thigh brace, the shank brace and the foot brace.
Further, the inner sides of the thigh brace, the shank brace and the foot brace are made into a curved surface shape fitting the body of the patient through 3D printing.
The utility model discloses the beneficial effect who reaches does: the utility model provides a children's low limbs that 3D printed twists reverse orthopedic brace of deformity, through the setting of three adjustable rotatory correctors, realized correcting knee joint, ankle joint and preceding sole's multifaceted simultaneously, convenient operation can take notes correction degree and make the plan through the scale, corrects effectually, does not customize different patients through 3D printing technique, wears more comfortablely.
Drawings
Fig. 1 is a schematic structural diagram of an orthopedic brace according to an embodiment of the present invention.
Fig. 2 is a front view of the first adjustable rotary orthotic, according to an embodiment of the present invention.
Fig. 3 is a rear view of a first adjustable rotary orthotic, according to an embodiment of the present invention.
Fig. 4 is a top view of a third adjustable rotary orthotic, according to an embodiment of the present invention.
Fig. 5 is a schematic structural view of the third adjustable rotary corrector according to the embodiment of the present invention.
In the figure, 1-thigh brace, 2-calf brace, 3-foot brace, 4-first adjustable rotation orthosis, 401-thigh securing ring, 402-first calf securing ring, 403-thigh brace link, 404-first calf brace link, 405-upper link, 406-lower link, 407-pivot structure, 408-spacing groove, 409-spacing rod, 410-securing kit, 5-second adjustable rotation orthosis, 6-third adjustable rotation orthosis, 601-forefoot securing ring, 602-hind paw securing ring, 603-forefoot brace link, 604-hind paw brace link, 605-rotation mount, 606-rotation axis.
Detailed Description
The technical solution of the present invention will be further described in detail with reference to the accompanying drawings.
A3D printed orthopedic brace for lower limb torsion deformity of children comprises a thigh brace 1, a shank brace 2, a foot brace 3 and an adjustable rotary corrector, and is shown in figure 1.
The thigh brace 1, the shank brace 2 and the foot brace 3 are all composed of a back plate and side plates at two sides; the adjustable rotary corrector is divided into three parts, a thigh brace 1 and a shank brace 2 are connected through a first adjustable rotary corrector 4, the shank brace 2 and a foot brace 3 are connected through a second adjustable rotary corrector 5, and a third adjustable rotary corrector 6 is arranged between the half sole and the rear sole of the foot brace 3.
The first adjustable rotary orthosis 4 enables the knee joint to flex and extend while enabling the shank brace 2 to pronate or supinate relative to the thigh brace 1 to correct tibial pronation and supination deformity, the second adjustable rotary orthosis 5 enables the ankle joint to plantarflex and dorsal extension while enabling the foot brace 3 to pronate or supinate relative to the shank brace 2 to correct ankle pronation and pronation deformity, and the third adjustable rotary orthosis 6 enables the forefoot portion of the foot brace 3 to rotate left and right on the plane of the sole relative to the metacarpal portion to correct forefoot adduction and supination deformity.
The thigh brace 1, the calf brace 2, the foot brace 3 and the adjustable rotary orthosis are all manufactured by 3D printing.
Referring to fig. 2-3, the first adjustable rotary orthosis 4 includes a thigh securing ring 401, a first shank securing ring 402, a thigh brace link 403, and a first shank brace link 404. The thigh brace attachment 403 is connected to the back plate of the thigh brace 1. The first lower leg brace connector 404 is connected to the back panel of the lower leg brace 2.
The thigh securing ring 401 is mounted on a thigh brace link 403 and the first shank securing ring 402 is mounted on a first shank brace link 404. The fixing ring is a circular ring with adjustable radius, or a restraining belt or a binding band with adjustable length, and is used for fixing the upper limb and the lower limb during rotation correction.
The thigh brace connector 403 and the first shank brace connector 404 are both concave curved sheet-like structures. The thigh brace attachment 403 is divided into an upper attachment 405 and a lower attachment 406, which are connected by a hinge structure 407 on both sides. The pivot structure can be a simple ring-shaped connecting piece and a central shaft interface, wherein one ring-shaped connecting piece is connected with the upper connecting piece 405, the other ring-shaped connecting piece is connected with the lower connecting piece 406, the two rings are overlapped and pass through the center of the ring by the central shaft, so that the upper connecting piece 405 and the lower connecting piece 406 can rotate relatively, and the bending of the knee is not influenced after the orthopedic brace is worn by a patient.
The upper end of the first lower leg brace connecting piece 404 is movably attached to the curved surface of the lower connecting piece 406, so that the first lower leg brace connecting piece 404 drives the lower connected lower leg brace 2 to move together when moving, and because the lower connecting piece 406 is a curved surface, the lower leg brace 2 performs a rotary motion, so that the deformity of the inner rotation or the outer rotation of the lower leg can be corrected.
The first shank brace connecting piece 404 and the lower connecting piece 406 are provided with corresponding limiting grooves 408, the first shank brace connecting piece is fixed and limited after moving by inserting a limiting rod 409 with a width slightly larger than the groove width, and the back of the limiting rod 409 can realize better limiting and fixing effects at the upper part and the lower part at the same time through the sleeving of the fixing sleeve 401. The lower link 406 of the thigh brace link 403 is provided with a scale indicating the distance of movement of the first calf brace link 404. In actual operation, an orthopedic plan can be made according to the actual condition of a patient, the brace is rotated according to the scales, and then the movement distance, namely the rotation angle, is fixed through the limiting groove 408 and the limiting rod 409, so that the orthopedic operation according to the treatment course is realized.
The second adjustable rotational orthosis 5 is similar in construction to the first adjustable rotational orthosis 4 and can be seen in fig. 1-3, which includes a second calf securing loop, a second calf brace connector, a foot brace connector. The foot fixing ring is not arranged, the foot brace connecting piece is directly connected with the foot brace 3, and the foot is directly fixed through the side plates on the two sides of the foot brace 3 during rotating and correcting.
The second shank fixing ring is arranged on the second shank support connecting piece; the second shank brace connecting piece and the foot brace connecting piece are both of concave curved surface sheet structures; the second shank brace connecting piece is divided into an upper connecting piece and a lower connecting piece which are connected through rotating shaft structures on two sides; the upper end of the foot brace connecting piece is movably attached to the curved surface of the lower connecting piece; corresponding limiting grooves are arranged on the foot brace connecting piece and the lower connecting piece, and the foot brace connecting piece is fixed and limited after moving by inserting a limiting rod slightly wider than the groove width. The lower connecting piece of the second shank brace connecting piece is provided with scales for displaying the moving distance of the foot brace connecting piece.
The third adjustable rotary orthotic 6, as shown in fig. 4-5, comprises a forefoot fixing ring 601, a hind-palm fixing ring 602, a forefoot support connecting member 603, and a hind-palm support connecting member 604.
The palm fixing ring 601 is mounted on the palm rest connecting piece 603, and the rear palm fixing ring 602 is mounted on the rear palm rest connecting piece 604.
Referring to fig. 5, the front palm support link 603 and the rear palm support link 604 are both link pieces having a circular ring shape at one end, and the rings are overlapped and rotated by inserting a rotation shaft 606 and fixed in angle by upper and lower rotation fixtures 605. Specifically, the upper and lower surfaces of the rotating shaft 606, the upper surface of the front sole support connecting member 603, and the lower surface of the rear sole support connecting member 604 are provided with annular fixing grooves, and the rotary fixing member 605 is provided with two annular protrusions, an inner annular protrusion and an outer annular protrusion, which correspond to the positions of the fixing grooves, and the protrusions are slightly wider than the grooves, so that the rotary fixing member 605 can fix the rotary rear sole support connecting member 603, the rear sole support connecting member 604, and the rotating shaft 606 in a manner that the protrusions and the grooves are engaged with each other.
The front sole brace connecting piece 603 and the rear sole brace connecting piece 604 are provided with mark lines, the circumference of the rotary fixing piece 605 is provided with scales, and the relative rotation angle between the front sole brace connecting piece 603 and the rear sole brace connecting piece 604 can be obtained through the mark lines and the scales.
The back plates of the thigh brace 1, the shank brace 2 and the foot brace 3 are provided with air holes.
The inner sides of the thigh brace 1, the shank brace 2 and the foot brace 3 are made into a curved surface shape fitting the body of the patient through 3D printing.
The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiment, but all equivalent modifications or changes made by those skilled in the art according to the present invention should be included in the protection scope of the claims.
Claims (9)
1. The utility model provides a children's low limbs that 3D printed twists reverse deformity orthopedic brace which characterized in that:
the orthopedic brace comprises a thigh brace, a shank brace, a foot brace and an adjustable rotary corrector;
the thigh brace, the shank brace and the foot brace are all composed of a back plate and side plates on two sides; the adjustable rotary orthotics are divided into three parts, the thigh brace and the shank brace are connected through a first adjustable rotary orthotics, the shank brace and the foot brace are connected through a second adjustable rotary orthotics, and a third adjustable rotary orthotics is arranged between the half sole and the back sole of the foot brace;
the first adjustable rotary orthosis enables the knee joint to be flexed and stretched while enabling the shank brace to be rotated inwards or outwards relative to the thigh brace to correct internal and external tibial rotation deformity, the second adjustable rotary orthosis enables the ankle joint to be flexed and stretched plantarfledly while enabling the foot brace to be rotated inwards or outwards relative to the shank brace to correct internal and external ankle rotation deformity, and the third adjustable rotary orthosis enables the half sole portion of the foot brace to be rotated left and right on the sole plane relative to the back sole portion to correct internal and external forefoot abduction deformity;
thigh braces, shank braces, foot braces and adjustable rotary orthotics are all manufactured by 3D printing.
2. The 3D printed orthopedic brace of lower limb torsion deformity for children of claim 1, wherein: the first adjustable rotary corrector comprises a thigh fixing ring, a first shank fixing ring, a thigh brace connecting piece and a first shank brace connecting piece;
the thigh fixing ring is arranged on the thigh brace connecting piece, and the first shank fixing ring is arranged on the first shank brace connecting piece; the thigh brace connecting piece and the first shank brace connecting piece are both of concave curved surface sheet structures; the thigh brace connecting piece is divided into an upper connecting piece and a lower connecting piece which are connected through rotating shaft structures on two sides; the upper end of the first shank brace connecting piece is movably attached to the curved surface of the lower connecting piece; the first shank brace connecting piece and the lower connecting piece are provided with corresponding limiting grooves, and the first shank brace connecting piece is fixed and limited after moving by inserting a limiting rod slightly wider than the groove width.
3. The 3D printed orthopedic brace of lower limb torsion deformity for children of claim 2, wherein: scales are arranged on the lower connecting piece of the thigh brace connecting piece, and the moving distance of the first shank brace connecting piece is displayed.
4. The 3D printed orthopedic brace of lower limb torsion deformity for children of claim 1, wherein: the second adjustable rotary orthosis comprises a second shank fixing ring, a second shank brace connecting piece and a foot brace connecting piece;
the second shank fixing ring is arranged on the second shank support connecting piece; the second shank brace connecting piece and the foot brace connecting piece are both of concave curved surface sheet structures; the second shank brace connecting piece is divided into an upper connecting piece and a lower connecting piece which are connected through rotating shaft structures on two sides; the upper end of the foot brace connecting piece is movably attached to the curved surface of the lower connecting piece; the foot brace connecting piece and the lower connecting piece are provided with corresponding limiting grooves, and the foot brace connecting piece is fixed and limited after moving by inserting limiting rods slightly wider than the grooves.
5. The 3D printed orthopedic brace of lower limb torsion deformity for children of claim 4, wherein: scales are arranged on the lower connecting piece of the second shank brace connecting piece, and the moving distance of the foot brace connecting piece is displayed.
6. The 3D printed orthopedic brace of lower limb torsion deformity for children of claim 1, wherein: the third adjustable rotary corrector comprises a rear palm fixing ring, a front palm fixing ring, a rear palm support connecting piece and a front palm support connecting piece;
the rear palm fixing ring is arranged on the rear palm support connecting piece, and the front palm fixing ring is arranged on the front palm support connecting piece;
the rear palm support connecting piece and the front palm support connecting piece are connecting pieces with one ends in a ring shape, and the rings are overlapped and then rotated by inserting a rotating shaft and fixed in angle by an upper rotating fixing piece and a lower rotating fixing piece.
7. The 3D printed orthopedic brace of lower limb torsion deformity for children of claim 6, wherein: the back palm brace connecting piece and the front palm brace connecting piece are provided with marking lines, the circumference of the rotary fixing piece is provided with scales, and the relative rotation angle of the two brace connecting pieces is displayed through the marking lines and the scales.
8. The 3D printed orthopedic brace of lower limb torsion deformity for children of claim 1, wherein: the back plates of the thigh brace, the shank brace and the foot brace are provided with air holes.
9. The 3D printed orthopedic brace of lower limb torsion deformity for children of claim 1, wherein: the inner sides of the thigh brace, the shank brace and the foot brace are made into a curved surface shape fitting the body of the patient through 3D printing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021082281.7U CN212730090U (en) | 2020-06-12 | 2020-06-12 | 3D printed orthopedic brace for children with lower limbs twisting deformity |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021082281.7U CN212730090U (en) | 2020-06-12 | 2020-06-12 | 3D printed orthopedic brace for children with lower limbs twisting deformity |
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| CN212730090U true CN212730090U (en) | 2021-03-19 |
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| CN202021082281.7U Active CN212730090U (en) | 2020-06-12 | 2020-06-12 | 3D printed orthopedic brace for children with lower limbs twisting deformity |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111772898A (en) * | 2020-06-12 | 2020-10-16 | 南京市儿童医院 | 3D printed orthopedic brace for children with lower limbs twisting deformity |
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2020
- 2020-06-12 CN CN202021082281.7U patent/CN212730090U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111772898A (en) * | 2020-06-12 | 2020-10-16 | 南京市儿童医院 | 3D printed orthopedic brace for children with lower limbs twisting deformity |
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