CN219423087U - Dynamic posterior cruciate ligament supporting device - Google Patents
Dynamic posterior cruciate ligament supporting device Download PDFInfo
- Publication number
- CN219423087U CN219423087U CN202221899664.2U CN202221899664U CN219423087U CN 219423087 U CN219423087 U CN 219423087U CN 202221899664 U CN202221899664 U CN 202221899664U CN 219423087 U CN219423087 U CN 219423087U
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- seat
- supporting rod
- surrounding structure
- fixing piece
- cruciate ligament
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/30—Against vector-borne diseases, e.g. mosquito-borne, fly-borne, tick-borne or waterborne diseases whose impact is exacerbated by climate change
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Abstract
The utility model provides a dynamic posterior cruciate ligament support device, comprising: an upper supporting rod with a first half surrounding structure at the top, a lower supporting rod with a second half surrounding structure at the bottom, and a plurality of bandages detachably connected with the upper supporting rod or the lower supporting rod; wherein, both sides of the bottom end of the upper supporting rod are rotatably connected with the top end of the lower supporting rod through elliptical angle components; the middle part of the lower support rod is provided with a binding belt component which is provided with an adjustable third half surrounding structure; the utility model has scientific and reasonable structure, safe and convenient use and convenient wearing through the upper support rod, the lower support rod and the elliptical angle component on the two sides; the fixing plate of the strap assembly can move back and forth relative to the lower bracket through traction of the steel wire rope, and can adjust front and back force and apply force to the lower leg so as to prevent the tibia from translating back and forth, prevent the knee joint from being stiff, maintain muscle strength and restore knee joint function.
Description
Technical Field
The utility model relates to the field of medical equipment, in particular to a dynamic posterior cruciate ligament supporting device.
Background
The incidence of Posterior Cruciate Ligament (PCL) rupture was reported to be high, with 50% of 5-20% of acute knee ligament injuries belonging to PCL injuries; in conservative treatment after injury of the posterior cruciate ligament or postoperative rehabilitation, it is often recommended to use a rigid scaffold or plaster fixation; during healing, prolonged fixation with rigid braces or plasters can lead to stiffness in the knee joint, reduced muscle strength, and impairment of knee joint function, prolonged healing processes and, thus, increased medical costs.
Accordingly, there is a need for a dynamic posterior cruciate ligament support device.
Disclosure of Invention
The utility model aims to overcome the defects in the prior art and provides a dynamic posterior cruciate ligament supporting device.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:
there is provided a dynamic posterior cruciate ligament support device comprising: an upper supporting rod with a first half surrounding structure at the top, a lower supporting rod with a second half surrounding structure at the bottom, and a plurality of bandages detachably connected with the upper supporting rod or the lower supporting rod;
wherein, both sides of the bottom end of the upper supporting rod are rotatably connected with the top end of the lower supporting rod through elliptical angle components; the middle part of the lower support rod is provided with a binding band assembly, and the binding band assembly is provided with an adjustable third semi-surrounding structure; at least one bandage detachably connected with the upper supporting rod is arranged opposite to the opening direction of the first half surrounding structure so as to form a first surrounding structure; at least one bandage detachably connected with the lower support rod is arranged opposite to the opening direction of the second semi-surrounding structure so as to form a second surrounding structure; at least one bandage detachably connected with the lower support rod is arranged opposite to the opening direction of the third semi-surrounding structure so as to form a third surrounding structure.
Preferably, the inner wall of the upper support rod is detachably provided with an upper support rod gasket; the inner wall of the lower support rod is detachably provided with a lower support rod gasket.
Preferably, the elliptical angle components are symmetrically arranged on two sides; the elliptical angle assembly includes: the device comprises a rotating fixing piece, a rotating fixing piece upper cover, a plurality of adjusting gaskets, a gasket support and a rotating fixing piece gasket; the upper cover of the rotating fixing piece and the rotating fixing piece are sequentially arranged from outside to inside and are connected through the penetrating rotating supporting component, so that the liner support is fixed on the inner side surface of the rotating fixing piece through the rotating supporting component; the rotary support assembly consists of a rivet shaft and a screw inserted into the rivet shaft; the outer periphery of the rivet shaft is sleeved with a shaft sleeve; the adjusting gaskets are arranged between the upper cover of the rotating fixing piece, the rotating fixing piece and the upper supporting rod, and gaskets are arranged between the parts, extending out of the upper cover of the rotating fixing piece, of the rivet shaft and the upper cover of the rotating fixing piece.
Preferably, the snap means comprises: the buckle seat and the buckle box matched with the buckle seat; the buckle seat is arranged on the bandage, and the buckle box is arranged on the upper bracket or/and the lower bracket; a button is arranged in the buckle seat, extends out along the left end face of the buckle seat and moves left and right relative to the buckle seat; a return spring is arranged between the button and the buckle seat, one end of the return spring is fixedly arranged in the buckle seat, and the other end of the return spring is fixedly arranged on the button; the button is provided with a first through hole, the lower end of the right side of the buckle seat is provided with a clamping block, the buckle seat is provided with a second through hole, and the buckle box is provided with a protruding block; the convex block is provided with a notch; the buckle box is provided with a clamping hole which is clamped with the clamping block.
Preferably, the strap assembly comprises: the semi-ring component and the fixing plate are movably connected with the semi-ring component through a plurality of steel wire ropes; the side wall of the fixing plate, which is close to the semi-ring component, is provided with a fixing plate gasket.
Preferably, both sides of the strap assembly are connected with both sides of the lower support bar through the first knob assembly and the second knob assembly, respectively.
More preferably, the first knob assembly is provided with a knob, a spring wire, a lifting sleeve, a ratchet wheel, a wire rope reel, a first knob seat, a bottom cover and a bracket seat from outside to inside in sequence.
More preferably, the second knob assembly is provided with a knob, a spring wire, a lifting sleeve, a ratchet wheel, a wire rope reel and a second knob seat in sequence from outside to inside.
Compared with the prior art, the utility model has the following technical effects:
the utility model has scientific and reasonable structure, safe and convenient use and convenient wearing through the upper support rod, the lower support rod and the elliptical angle component on the two sides; the fixing plate of the strap assembly can move back and forth relative to the lower bracket through traction of the steel wire rope, and can adjust front and back force and apply force to the lower leg so as to prevent the tibia from translating back and forth, prevent the knee joint from being stiff, maintain muscle strength and restore knee joint function.
Drawings
FIG. 1 is a schematic illustration of the application of the dynamic posterior cruciate ligament support device of the present utility model;
FIG. 2 is a schematic view of the dynamic posterior cruciate ligament support device of the present utility model without a spacer;
FIG. 3 is a schematic view of the cushioned dynamic posterior cruciate ligament support device of the present utility model;
FIG. 4 is a schematic view of a left-hand partially exploded view of the dynamic posterior cruciate ligament support device of the present utility model;
FIG. 5 is a schematic view of a right-hand partially exploded view of the dynamic posterior cruciate ligament support device of the present utility model;
FIG. 6 is a schematic view of a portion of a fastener seat of the fastener device being snapped into a fastener box according to the present utility model;
FIG. 7 is a schematic view of a structure of a fastener seat of the fastener device of the present utility model fully clamped into a fastener box;
reference numerals in the drawings include:
the rotation fixing member 101; adjusting the spacer 102; an upper support bar 103; rotating the fixture upper cover 104; a lower support bar 105; a rivet shaft 107; a screw 108; a sleeve 109; a spacer 110; a wire rope 111; a fixing plate pad 113; a fixing plate 114; a bracket base 115; a bottom cover 116; a first knob seat 117; a wire rope reel 118; a pad support 122; a ratchet wheel 123; a lifting sleeve 124; a spring wire 125; a knob 127; a second knob seat 128; a pin 130; a return spring 131; a first through hole 201; a latch 202; a second through hole 203; a bump 204; a notch 205; a card hole 206; a snap-fit device 300; a fastening seat 301; a snap box 302; a button 303; a return spring 304; rotating the fastener pad 401; a bandage 402; an upper support bar pad 403; a lower support bar pad 404.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
It should be noted that, without conflict, the embodiments of the present utility model and features of the embodiments may be combined with each other.
The utility model is further described below with reference to the drawings and specific examples, which are not intended to be limiting.
Example 1
The present embodiment provides a dynamic posterior cruciate ligament support device comprising: an upper support bar 103 with a first half surrounding structure at the top, a lower support bar 105 with a second half surrounding structure at the bottom, and a plurality of bandages 402 detachably connected with the upper support bar 103 or the lower support bar 105;
wherein, two sides of the bottom end of the upper supporting rod 103 are rotatably connected with the top end of the lower supporting rod 105 through elliptical angle components; a strap assembly is arranged in the middle of the lower support rod 105, and the strap assembly is provided with an adjustable third semi-surrounding structure; at least one bandage 402 detachably connected to the upper support rod 103 is disposed opposite to the opening direction of the first half surrounding structure, so as to form a first surrounding structure; at least one bandage 402 detachably connected to the lower support rod 105 is disposed opposite to the opening direction of the second semi-enclosing structure, so as to form a second enclosing structure; at least one bandage 402 detachably connected to the lower support rod 105 is disposed opposite to the opening direction of the third semi-enclosing structure, so as to form a third enclosing structure.
The two sides of the elliptical angle component are symmetrically arranged; the elliptical angle assembly includes: a rotational fixture 101, a rotational fixture upper cover 104, a plurality of adjustment shims 102, a pad support 122, and a rotational fixture pad 401; the upper cover 104 of the rotating fixing member and the rotating fixing member 101 are sequentially arranged from outside to inside and are connected through a penetrating rotating supporting component, so that the pad support 122 is fixed on the inner side surface of the rotating fixing member 101 through the rotating supporting component; the rotary support assembly consists of a rivet shaft 107 and a screw 108 inserted into the rivet shaft 107; a shaft sleeve 109 is sleeved on the periphery of the rivet shaft 107; the adjusting gaskets 102 are arranged between the upper cover 104 of the rotating fixing piece, the rotating fixing piece 101 and the upper supporting rod 103, and gaskets 110 are arranged between the parts of the rivet shafts 107 extending out of the upper cover 104 of the rotating fixing piece and the upper cover 104 of the rotating fixing piece;
the snap-fit device 300 comprises: a fastening seat 301 and a fastening box 302 matched with the fastening seat 301; the buckle seat 301 is mounted on the bandage 402, and the buckle box 302 is mounted on the upper bracket or/and the lower bracket; a button 303 is arranged in the fastening seat 301, and the button 303 extends out along the left end surface of the fastening seat 301 and moves left and right relative to the fastening seat 301; a return spring 304 is arranged between the button 303 and the fastening seat 301, one end of the return spring 304 is fixedly arranged in the fastening seat 301, and the other end of the return spring 304 is fixedly arranged on the button 303; the button 303 is provided with a first through hole 201, the lower end of the right side of the fastening seat 301 is provided with a fastening block 202, the fastening seat 301 is provided with a second through hole 203, and a certain position of the first through hole 201 in the moving process of the button 303 can be completely communicated with the second through hole 203; the buckle box 302 is provided with a bump 204; the bump 204 may pass through the second through hole 203 and the first through hole 201; the convex block 204 is provided with a notch 205; the fastening box 302 is provided with a fastening hole 206 fastened with the fastening block 202;
when the locking device 300 needs to be locked, the clamping block 202 of the locking base 301 is firstly clamped into the clamping hole 206 of the locking box 302, the button 303 is pressed, the button 303 overcomes the spring force, at this time, the first through hole 201 and the second through hole 203 are communicated, the locking base 301 is rotated by a small angle to enable the locking base 301 to be in contact with the locking box 302, the protruding block 204 on the locking box 302 passes through the locking base 301, the protruding block 204 of the locking box 302 can pass through the first through hole 201 and the second through hole 203, after the button 303 is released, the button 303 moves along the left end face of the locking base 301 under the action of the return spring 304, and after the button 303 enters the notch 205 of the protruding block 204, the movement is stopped, so that the locking base 301 and the locking box 302 are locked; when the fastening seat 301 and the fastening box 302 need to be unlocked, the button 303 is pressed, so that the button 303 moves out of the notch 205 of the protrusion 204, and the fastening seat 301 is pulled out;
the strap assembly includes: a half ring member and a fixing plate 114 movably connected with the half ring member through a plurality of wire ropes 111; two sides of the binding band assembly are respectively connected with two sides of the lower support rod 105 through a first knob assembly and a second knob assembly; the first knob assembly is provided with a knob 127, a spring wire 125, a lifting sleeve 124, a ratchet wheel 123, a wire rope reel 118, a first knob seat 117, a bottom cover 116 and a bracket seat 115 from outside to inside in sequence; the wire rope 111 passes through an upper wire groove and a lower wire groove on one side of the fixed plate 114, passes through the first knob seat 117 and enters the wire rope reel 118, the bottom cover 116 is fixed with the first knob seat 117 through a screw, the wire rope 111 can slide in the middle groove between the bottom cover 116 and the first knob seat 117, the wire rope reel 118 is sleeved on a cylinder in the center of the first knob seat 117, the screw passes through a hole on the spring wire 125 and the lifting sleeve 124 and enters the ratchet wheel 123, the ratchet wheel 123 is combined together, the ratchet wheel is buckled with a protrusion on the knob 127 through a groove on the ratchet wheel 123, the ratchet wheel is combined together again, and the wire rope reel 118 and the first knob seat 117 are fixed together through the screw; after the first knob seat 117 and the bottom cover 116 are combined, the ground boss of the bottom cover 116 enters the wide hole of the bracket seat 115 and then enters the narrow hole, the pin 130 is arranged in the bracket seat 115, and the combination of the first knob seat 117 and the bottom cover 116 is fixed by sliding upwards by the return spring 131; the combination of the first knob seat 117 and the bottom cover 116 slides to the end in the direction of the wide hole of the bracket seat 115, and can be taken out upwards;
the second knob assembly is provided with a knob 127, a spring wire 125, a lifting sleeve 124, a ratchet wheel 123, a wire rope reel 118 and a second knob seat 128 in sequence from outside to inside; the other wire rope 111 passes through an upper wire groove and a lower wire groove on the other side of the fixed plate 114, passes through the second knob seat 128 and enters the wire rope wheel 118, the second knob seat 128 is fixedly connected with the lower support rod 105 through a screw, the wire rope 111 can slide in the middle groove between the second knob seat 128 and the lower support rod 105, the wire rope wheel 118 is sleeved on a cylinder in the center of the second knob seat 128, the screw passes through a hole on the spring wire 125 and the lifting sleeve 124 and enters the ratchet wheel 123, the ratchet wheel 123 is combined together, the ratchet wheel is buckled with a protrusion on the knob 127 through a groove on the ratchet wheel 123, the ratchet wheel is combined together again, and the wire rope wheel 118 and the second knob seat 128 are fixed together through the screw;
in a normal state, when the patient with the posterior cruciate ligament wears the brace, the knobs 127 are respectively twisted so that the fixing plate 114 and the fixing plate pad 113 are moved, and an adjustable anterior directional force is applied to the calf of the patient.
Example 2
This embodiment provides another dynamic posterior cruciate ligament support device, which differs from embodiment 1 in that: an inner wall of the upper support bar 103 is detachably provided with an upper support bar pad 403; the inner wall of the lower support bar 105 is detachably provided with a lower support bar pad 404; the fixing plate 114 is provided with a fixing plate pad 113 near the side wall of the half ring member.
In conclusion, the novel portable bicycle is scientific and reasonable in structure, safe and convenient to use, and convenient to wear through the upper support rods, the lower support rods and the elliptical angle assemblies on two sides; the fixing plate of the strap assembly can move back and forth relative to the lower bracket through traction of the steel wire rope, and can adjust front and back force and apply force to the lower leg so as to prevent the tibia from translating back and forth, prevent the knee joint from being stiff, maintain muscle strength and restore knee joint function.
The foregoing description is only illustrative of the preferred embodiments of the present utility model and is not to be construed as limiting the scope of the utility model, and it will be appreciated by those skilled in the art that equivalent substitutions and obvious variations may be made using the description and illustrations of the present utility model, and are intended to be included within the scope of the present utility model.
Claims (8)
1. A dynamic posterior cruciate ligament support device, comprising: an upper supporting rod (103) with a first half surrounding structure at the top, a lower supporting rod (105) with a second half surrounding structure at the bottom, and a plurality of bandages (402) detachably connected with the upper supporting rod (103) or the lower supporting rod (105);
wherein, both sides of the bottom end of the upper supporting rod (103) are rotatably connected with the top end of the lower supporting rod (105) through elliptical angle components; the middle part of the lower support rod (105) is provided with a binding band assembly, and the binding band assembly is provided with an adjustable third semi-surrounding structure; at least one bandage (402) detachably connected with the upper support rod (103) is arranged opposite to the opening direction of the first half surrounding structure so as to form a first surrounding structure; at least one bandage (402) detachably connected with the lower support rod (105) is arranged opposite to the opening direction of the second semi-surrounding structure so as to form a second surrounding structure; at least one bandage (402) detachably connected with the lower support rod (105) is arranged opposite to the opening direction of the third semi-surrounding structure so as to form a third surrounding structure.
2. The dynamic posterior cruciate ligament support device of claim 1, wherein an inner wall of the upper support rod (103) is detachably provided with an upper support rod cushion (403); the inner wall of the lower support rod (105) is detachably provided with a lower support rod liner (404).
3. The dynamic posterior cruciate ligament support device of claim 1, wherein the elliptical angle assemblies are bilaterally symmetrically disposed; the elliptical angle assembly includes: a rotary fixing piece (101), a rotary fixing piece upper cover (104), a plurality of adjusting gaskets (102), a gasket support (122) and a rotary fixing piece gasket (401); the upper cover (104) of the rotating fixing piece and the rotating fixing piece (101) are sequentially arranged from outside to inside and are connected through a penetrating rotating supporting component, so that the liner support (122) is fixed on the inner side surface of the rotating fixing piece (101) through the rotating supporting component; the rotary support assembly consists of a rivet shaft (107) and a screw (108) inserted into the rivet shaft (107); the outer periphery of the rivet shaft (107) is sleeved with a shaft sleeve (109); the adjusting gaskets (102) are arranged between the rotating fixing piece upper cover (104) and the rotating fixing piece (101) and the upper supporting rod (103), and gaskets (110) are arranged between the parts, extending out of the rotating fixing piece upper cover (104), of the rivet shaft (107) and the rotating fixing piece upper cover (104).
4. The dynamic posterior cruciate ligament support device of claim 1, further comprising: a snap-fit device (300);
the snap-fit device (300) comprises: a fastening seat (301) and a fastening box (302) matched with the fastening seat (301); the buckle seat (301) is arranged on the bandage (402), and the buckle box (302) is arranged on the upper bracket or/and the lower bracket; a button (303) is arranged in the buckling seat (301), and the button (303) extends out along the left end face of the buckling seat (301) and moves left and right relative to the buckling seat (301); a return spring (304) is arranged between the button (303) and the buckling seat (301), one end of the return spring (304) is fixedly arranged in the buckling seat (301), and the other end of the return spring (304) is fixedly arranged on the button (303); the button (303) is provided with a first through hole (201), the lower end of the right side of the buckle seat (301) is provided with a clamping block (202), the buckle seat (301) is provided with a second through hole (203), and the buckle box (302) is provided with a protruding block (204); the convex block (204) is provided with a notch (205); the clamping box (302) is provided with a clamping hole (206) which is clamped with the clamping block (202).
5. The dynamic posterior cruciate ligament support device of claim 1, wherein the strap assembly includes: a half-ring member and a fixed plate (114) movably connected with the half-ring member through a plurality of steel wires (111); the side wall of the fixing plate (114) close to the semi-ring member is provided with a fixing plate gasket (113).
6. The dynamic posterior cruciate ligament support device of claim 1, wherein both sides of the strap assembly are connected to both sides of the lower support bar (105) by a first knob assembly and a second knob assembly, respectively.
7. The dynamic posterior cruciate ligament support device of claim 6, wherein the first knob assembly is provided with a knob (127), a spring wire (125), a lifting sleeve (124), a ratchet (123), a wire rope reel (118), a first knob seat (117), a bottom cover (116), and a bracket seat (115) in order from outside to inside.
8. The dynamic posterior cruciate ligament support device of claim 6, wherein the second knob assembly is provided with a knob (127), a spring wire (125), a lifting sleeve (124), a ratchet (123), a wire rope wheel (118), and a second knob seat (128) in order from outside to inside.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221899664.2U CN219423087U (en) | 2022-07-21 | 2022-07-21 | Dynamic posterior cruciate ligament supporting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221899664.2U CN219423087U (en) | 2022-07-21 | 2022-07-21 | Dynamic posterior cruciate ligament supporting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219423087U true CN219423087U (en) | 2023-07-28 |
Family
ID=87339312
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221899664.2U Active CN219423087U (en) | 2022-07-21 | 2022-07-21 | Dynamic posterior cruciate ligament supporting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219423087U (en) |
-
2022
- 2022-07-21 CN CN202221899664.2U patent/CN219423087U/en active Active
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