CN111588453A - Leg orthopedics is fixed and is resumeed support - Google Patents
Leg orthopedics is fixed and is resumeed support Download PDFInfo
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- CN111588453A CN111588453A CN202010294566.5A CN202010294566A CN111588453A CN 111588453 A CN111588453 A CN 111588453A CN 202010294566 A CN202010294566 A CN 202010294566A CN 111588453 A CN111588453 A CN 111588453A
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- fixing
- ring
- fixation
- fixing ring
- leg
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/56—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
- A61B17/58—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor for osteosynthesis, e.g. bone plates, screws, setting implements or the like
- A61B17/60—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor for osteosynthesis, e.g. bone plates, screws, setting implements or the like for external osteosynthesis, e.g. distractors, contractors
- A61B17/62—Ring frames, i.e. devices extending around the bones to be positioned
Abstract
The invention discloses a leg orthopedic fixation and recovery bracket, which comprises an external fixing mechanism and an internal fixing mechanism; the external fixing mechanism comprises an upper fixing ring and a lower fixing ring, and a plurality of threaded holes are uniformly formed in the upper fixing ring and the lower fixing ring; a plurality of connecting rods are arranged between the upper fixing ring and the lower fixing ring, each connecting rod comprises a telescopic rod, two ends of each telescopic rod are connected with a Hooke hinge, the other end of each Hooke hinge is provided with a screw, and each Hooke hinge is connected with a connecting sheet through the screw; the connecting piece is provided with a bolt and is connected with the threaded hole in a matching way through the bolt; the inner side walls of the upper fixing ring and the lower fixing ring are connected with fixing rods, and the other ends of the fixing rods are connected with the inner fixing mechanism; through the internal fixing mechanism and the external fixing mechanism which are arranged, the strength is high, the bearing capacity is high, the structure is flexible, the correction space is large, the precision is high, and the installation and the adjustment are convenient.
Description
Technical Field
The invention belongs to the field of orthopedic fixation and recovery equipment, and particularly relates to a leg orthopedic fixation and recovery support.
Background
After leg bone surgery, in order to heal the two ends of fracture more quickly, the external bone fixation technology is usually adopted to assist recovery treatment, steel nails are nailed at the two ends of fracture, and then the internal objects of the outer skin are connected and fixed on the fixing frame by using two banks and the fixing clamp, so that the purposes of good restoration and local injury control at the two ends of fracture are achieved.
Chinese patent application CN201721534092.7 discloses an adjustable leg fixing support for orthopedics department, including the bottom plate, the upper surface of bottom plate and the lower surface fixed connection of casing to shells inner wall's lower surface joint has first bearing, first pivot has been cup jointed in the first bearing to the top of first pivot and first bevel gear's lower surface fixed connection, first bevel gear's upper surface and the bottom fixed connection of screw thread post to first bevel gear and second bevel gear meshing, the right flank of second bevel gear and the left end fixed connection of second pivot to the second pivot cup joints in the second bearing.
The existing external bone fixator has a relatively complex structure, when the external bone fixator is used for postoperative recovery, steel nails or steel needles are required to penetrate through a bone structure through skin or cartilage tissues to fix two ends of fracture, after the fracture is recovered well, the pain of drawing the steel nails is required to be endured, and secondary pain is brought to a patient; simultaneously, because patient's fracture end and leg enclose the structure difference great, current shank fixed bolster is not convenient for adjust, has increased the fixed degree of difficulty, and fixed effect is poor, has reduced the reuse rate of mount simultaneously, increases the treatment cost.
Disclosure of Invention
Aiming at the defects of the prior art, the invention aims to provide a leg orthopedic fixation and recovery support, which solves the problems in the background art, increases the fixation strength by arranging an external fixation mechanism and an internal fixation mechanism, does not use a steel nail for fixation, avoids the secondary pain suffered by a patient, is convenient for fixing the fracture at different positions and the patient around different legs by matching connecting sheets with different shapes through the arranged external fixation mechanism and connecting sheets with different shapes, increases the use convenience, can be adjusted freely by matching the upper elastic lantern ring and the lower elastic lantern ring with the connecting sheets through the flexible arrangement of the external fixation mechanism and the internal fixation mechanism, and greatly improves the reutilization ratio and the practicability of the leg fixation support.
The invention provides the following technical scheme:
a leg orthopedics fixing and recovering bracket comprises an external fixing mechanism and an internal fixing mechanism; the external fixing mechanism comprises an upper fixing ring and a lower fixing ring, and a plurality of threaded holes are uniformly formed in the upper fixing ring and the lower fixing ring; a plurality of connecting rods are arranged between the upper fixing ring and the lower fixing ring, each connecting rod comprises a telescopic rod, two ends of each telescopic rod are connected with a Hooke hinge, the other end of each Hooke hinge is provided with a screw, and each Hooke hinge is connected with a connecting sheet through the screw; the connecting piece is provided with a bolt and is connected with the threaded hole in a matching way through the bolt; the inside wall of the upper fixing ring and the lower fixing ring is connected with a fixing rod, and the other end of the fixing rod is connected with an internal fixing mechanism.
Preferably, the internal fixing mechanism comprises an upper elastic sleeve ring and a lower elastic sleeve ring, one side of the upper elastic sleeve ring is connected with a rubber bandage ring, the other side of the upper elastic sleeve ring is connected with a plurality of fixing frame plates, and the other ends of the fixing frame plates are connected with the lower elastic sleeve ring; at least two fixed lantern rings are uniformly arranged between the upper elastic lantern ring and the lower elastic lantern ring, and the outer side wall of each fixed lantern ring is connected with the fixed frame plate.
Preferably, the diameter of the upper elastic sleeve ring is larger than that of the lower elastic sleeve ring; and the diameters of the fixed lantern rings are reduced from top to bottom in sequence.
Preferably, the inner side wall of the fixing lantern ring is provided with a plurality of hot compress bags which are uniformly distributed between any two fixing frame plates.
Preferably, the outer side walls of the upper elastic lantern ring and the lower elastic lantern ring are provided with magic tapes, so that the upper elastic lantern ring and the lower elastic lantern ring can be tightened.
Preferably, the connecting piece comprises a Z-shaped connecting piece, a double-hole flat connecting piece and a single-hole flat connecting piece.
Preferably, the fixing rod is connected with a fixing frame plate of the internal fixing mechanism.
Preferably, the upper fixing ring and the lower fixing ring can be full rings or semi rings, the inner diameter of the upper fixing ring and the inner diameter of the lower fixing ring range from 170mm to 265mm according to human body bone difference, the inner diameter of each model is 25mm, and the semi rings have a two-third structure of the full rings.
Preferably, the telescopic length of the connecting rod ranges from 70mm to 300 mm.
The most preferable number of the links is six.
The use method of the device is that the fracture part of a patient is penetrated into the internal fixing mechanism, is fixed by the magic tapes of the upper elastic lantern ring and the lower elastic lantern ring, and is tightened by the rubber bandage ring; the connecting piece of the external fixing mechanism is selected with proper threaded holes and is arranged on the upper fixing ring and the lower fixing ring through bolts, a doctor selects the shapes and the structures of different connecting pieces according to the actual condition of a patient, six connecting rods with different lengths are selected, the other end of the connecting piece is connected with the connecting rods through screws, and the connecting rods are arranged between the upper fixing ring and the lower fixing ring in a certain sequence; this device has great flexibility when fixed patient's shank, increases patient's comfort level.
Preferably, the pose of the upper fixing ring of the external fixing bracket relative to the lower fixing ring is determined by the length l of the connecting rod, and when the external fixing bracket is used for fixing a leg orthopedic patient, in order to increase the fixing strength and improve the recovery effect, l1、l2、l3Respectively, the vertical projections of l on the coordinate axes under the positioning coordinate system satisfy the following relations:
l=α·( l1 2+l2 2+l3 2)1/2；
alpha is a relation factor, and the value range is 0.549-5.372; the link length l is in cm.
Compared with the prior art, the invention has the following beneficial effects:
(1) according to the leg orthopedic fixation and recovery support, the external fixing mechanism and the internal fixing mechanism are arranged, so that the fixing strength is increased, the fixation is realized without steel nails, and the secondary pain suffered by a patient is avoided.
(2) According to the leg orthopedic fixation and recovery support, due to the fact that the outer fixing mechanism is arranged, the connecting rod is matched with the connecting pieces in different shapes, the fixation of patients with fractures at different positions and leg circumferences is facilitated, the use convenience is improved, due to the fact that the outer fixing mechanism is matched with the inner fixing mechanism in a flexible arrangement mode, the upper elastic lantern ring and the lower elastic lantern ring are matched with the connecting rod and the connecting pieces to be adjusted freely, and the repeated utilization rate and the practicability of the leg fixing support are greatly improved.
(3) According to the leg orthopedic fixation recovery support, the connecting piece of the external fixing mechanism is installed on the upper fixing ring and the lower fixing ring through the bolt by selecting a proper threaded hole, a doctor selects the shapes and the structures of different connecting pieces according to the actual situation of a patient, six connecting rods with different lengths are selected, the other end of the connecting piece is connected with the connecting rods through the screws, the connecting rods are installed between the upper fixing ring and the lower fixing ring according to a certain sequence, and the leg orthopedic fixation recovery support has high flexibility and is capable of increasing the comfort level of the patient when the legs of the patient are fixed.
(4) The invention relates to a leg orthopedic fixation and recovery bracket, which is characterized in that l and l are limited1、l2、l3When the fixing device is used for fixing a leg orthopedic patient, the fixing strength is increased, and the recovery effect of the fracture patient is improved.
(5) The leg orthopedic fixation and recovery support is provided with the inner fixing mechanism and the outer fixing mechanism, so that the strength is high, the bearing capacity is high, the structure is flexible, the correction space is large, the precision is high, and the installation and the adjustment are convenient.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a schematic structural view of the external fixing mechanism of the present invention.
Fig. 3 is a schematic structural view of the internal fixing mechanism of the present invention.
Fig. 4 is a schematic view of the link structure of the present invention.
Fig. 5 is a schematic view of a connector plate of the present invention.
In the figure: 1. an upper fixing ring; 2. a lower fixing ring; 3. an internal fixation mechanism; 4. a connecting rod; 5. connecting sheets; 6. fixing the rod; 7. a threaded hole; 301. an upper elastic lantern ring; 302. a lower elastic lantern ring; 303. fixing the frame plate; 304. a fixed collar; 305. a rubber bandage ring; 306. magic tape; 307. hot compress bag; 401. a telescopic rod; 402. hooke's joint; 403. a screw; 501. a Z-shaped connecting sheet; 502. a double-hole flat connecting sheet; 503. a single-hole flat connecting sheet; 504. and (4) bolts.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be described in detail and completely with reference to the accompanying drawings. It is to be understood that the described embodiments are only a few embodiments of the present invention, and not all embodiments. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.
Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.
The first embodiment is as follows:
referring to fig. 1-5, a leg orthopedic fixation and recovery support comprises an external fixation mechanism and an internal fixation mechanism 3; the external fixing mechanism comprises an upper fixing ring 1 and a lower fixing ring 2, and a plurality of threaded holes 7 are uniformly formed in the upper fixing ring 1 and the lower fixing ring 2; a plurality of connecting rods 4 are arranged between the upper fixing ring 1 and the lower fixing ring 2, each connecting rod 4 comprises a telescopic rod 401, two ends of each telescopic rod 401 are connected with a hook hinge 402, the other end of each hook hinge 402 is provided with a screw 403, and each hook hinge 402 is connected with a connecting sheet 5 through the screw 403; a bolt 504 is arranged on the connecting piece 5, and the connecting piece 5 is connected with the threaded hole 7 in a matching way through the bolt 504; the inside wall of the upper fixing ring 1 and the lower fixing ring 2 is connected with a fixing rod 6, and the other end of the fixing rod 6 is connected with the inner fixing mechanism 3.
The internal fixing mechanism 3 comprises an upper elastic sleeve ring 301 and a lower elastic sleeve ring 302, one side of the upper elastic sleeve ring 301 is connected with a rubber bandage ring 305, the other side of the upper elastic sleeve ring 301 is connected with a plurality of fixing frame plates 303, and the other ends of the fixing frame plates 303 are connected with the lower elastic sleeve ring 302; at least two fixed lantern rings 304 are uniformly arranged between the upper elastic lantern ring 301 and the lower elastic lantern ring 302, and the outer side walls of the fixed lantern rings 304 are connected with the fixed frame plate 303.
Example two:
the difference from the first embodiment is that the diameter of the upper elastic collar 301 is larger than that of the lower elastic collar 302; the diameters of the fixed lantern rings 304 are reduced from top to bottom in sequence; the inner side wall of the fixed lantern ring 304 is provided with a plurality of hot compress bags 307, and the hot compress bags 307 are uniformly distributed between any two fixed frame plates 303; the outer side walls of the upper elastic lantern ring 301 and the lower elastic lantern ring 302 are respectively provided with a magic tape 306, so that the upper elastic lantern ring 301 and the lower elastic lantern ring 302 can be tightened.
The connecting piece 5 comprises a Z-shaped connecting piece 501, a double-hole flat connecting piece 502 and a single-hole flat connecting piece 503.
The fixing rod 6 is connected with the fixing frame plate 303 of the internal fixing mechanism 3.
Example three:
on the basis of the first and second embodiments, the upper fixing ring 1 and the lower fixing ring 2 can be full rings or semi rings, the inner diameter of the upper fixing ring 1 and the lower fixing ring 2 ranges from 170mm to 265mm according to human body bone difference, the inner diameter is one model every 25mm, and the semi rings have a two-third structure of the full rings.
The included angle of two adjacent threaded holes 7 relative to the circle center is 6 degrees.
The telescopic length range of the connecting rod 4 is 70mm-300 mm.
The number of the connecting rods 4 is six.
Example four
On the basis of the first, second and third embodiments, the use method of the device is that the internal fixing mechanism 3 is inserted into the fracture part of the patient, and the fracture part is fixed by the magic tapes 306 of the upper elastic lantern ring 301 and the lower elastic lantern ring 302 and is tightened by the rubber bandage ring 305; the connecting piece 5 of the external fixing mechanism is selected with a proper threaded hole 7 and is arranged on the upper fixing ring 1 and the lower fixing ring 2 through a bolt 504, a doctor selects the shapes and structures of different connecting pieces 5 according to the actual situation of a patient, selects six connecting rods 4 with different lengths, the other end of the connecting piece 5 is connected with the connecting rods 4 through screws 403, and the connecting rods 4 are arranged between the upper fixing ring 1 and the lower fixing ring 2 in a certain sequence; this device has great flexibility when fixed patient's shank, increases patient's comfort level.
The pose of the upper fixing ring 1 of the external fixing bracket relative to the lower fixing ring 2 is determined by the length l of the connecting rod 4, and when the external fixing bracket is used for fixing a leg orthopedic patient, in order to increase the fixing strength and improve the recovery effect, l1、l2、l3Respectively, the vertical projections of l on the coordinate axes under the positioning coordinate system satisfy the following relations:
l=α·( l1 2+l2 2+l3 2)1/2；
alpha is a relation factor, and the value range is 0.549-5.372; the length l of the connecting rod 4 is in cm. And (4) rate.
The device obtained by the technical scheme is a leg orthopedic fixation recovery support, and through the arranged external fixing mechanism, the connecting rod 4 is matched with the connecting sheets 5 with different shapes, so that the fixation of patients with fractures at different positions and leg circumferences is facilitated, the use convenience is increased, through the flexible arrangement of the external fixing mechanism matched with the internal fixing mechanism 3, the upper elastic lantern ring 301 and the lower elastic lantern ring 302 matched with the connecting rod 4 and the connecting sheets 5 can be adjusted freely, and the repeated utilization rate and the practicability of the leg fixation support are greatly improved; the connecting piece 5 of the external fixing mechanism is selected with a proper threaded hole 7 and is arranged on the upper fixing ring 1 and the lower fixing ring 2 through a bolt 504, a doctor selects shapes and structures of different connecting pieces 5 according to the actual situation of a patient, selects six connecting rods 4 with different lengths, the other end of the connecting piece 5 is connected with the connecting rods 4 through screws 403, and the connecting rods 4 are arranged between the upper fixing ring 1 and the lower fixing ring 2 according to a certain sequence, so that the external fixing mechanism has higher flexibility when the legs of the patient are fixed, and the comfort degree of the patient is increased; by limiting l and l1、l2、l3When the fixing device is used for fixing a leg orthopedic patient, in order to increase the fixing strength and improve the recovery effect of the fracture patient; through the arranged inner fixing mechanism 3 and the outer fixing mechanism, the strength is high, the bearing capacity is high, the structure is flexible, the correction space is large, the precision is high, and the installation and the adjustment are convenientAnd (4) saving.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and it will be apparent to those skilled in the art that various modifications and variations can be made in the present invention; any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. A leg orthopedic fixation and recovery bracket, which comprises an external fixation mechanism and an internal fixation mechanism (3); the external fixing mechanism is characterized by comprising an upper fixing ring (1) and a lower fixing ring (2), wherein a plurality of threaded holes (7) are uniformly formed in the upper fixing ring (1) and the lower fixing ring (2); a plurality of connecting rods (4) are arranged between the upper fixing ring (1) and the lower fixing ring (2), each connecting rod (4) comprises a telescopic rod (401), two ends of each telescopic rod (401) are connected with a hook hinge (402), the other end of each hook hinge (402) is provided with a screw (403), and each hook hinge (402) is connected with a connecting sheet (5) through the screw (403); a bolt (504) is arranged on the connecting piece (5), and the connecting piece (5) is connected with the threaded hole (7) in a matching way through the bolt (504); the inner side walls of the upper fixing ring (1) and the lower fixing ring (2) are connected with a fixing rod (6), and the other end of the fixing rod (6) is connected with the inner fixing mechanism (3).
2. The orthopedic leg fixing and restoring support according to claim 1, characterized in that the internal fixing mechanism (3) comprises an upper elastic ring (301) and a lower elastic ring (302), one side of the upper elastic ring (301) is connected with a rubber bandage ring (305), the other side of the upper elastic ring (301) is connected with a plurality of fixing frame plates (303), and the other ends of the fixing frame plates (303) are connected with the lower elastic ring (302); at least two fixed lantern rings (304) are uniformly arranged between the upper elastic lantern ring (301) and the lower elastic lantern ring (302), and the outer side wall of each fixed lantern ring (304) is connected with the fixed frame plate (303).
3. The orthopaedic leg fixation restoration support according to any of claims 1-2, wherein the diameter of the upper elastic collar (301) is greater than the diameter of the lower elastic collar (302); and the diameters of the fixed lantern rings (304) are reduced from top to bottom in sequence.
4. The leg orthopaedic fixation restoration support according to claim 2, wherein the inner side wall of the fixation collar (304) is provided with a plurality of hot compress bags (307), the plurality of hot compress bags (307) are evenly distributed between any two fixation frame plates (303).
5. The orthopedic leg fixation and restoration support according to claim 2, characterized in that the outer side walls of the upper elastic collar (301) and the lower elastic collar (302) are provided with magic tapes (306) to tighten the upper elastic collar (301) and the lower elastic collar (302).
6. The leg orthopaedic fixation restoration support according to claim 1, wherein the connection piece (5) comprises a Z-shaped connection piece (501), a double-hole flat connection piece (502) and a single-hole flat connection piece (503).
7. A leg orthopaedic fixation restoration support according to claim 1 or 2, wherein said fixing rods (6) are connected with the fixing frame plate (303) of the internal fixation mechanism (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010294566.5A CN111588453A (en) | 2020-04-15 | 2020-04-15 | Leg orthopedics is fixed and is resumeed support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010294566.5A CN111588453A (en) | 2020-04-15 | 2020-04-15 | Leg orthopedics is fixed and is resumeed support |
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| Publication Number | Publication Date |
|---|---|
| CN111588453A true CN111588453A (en) | 2020-08-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010294566.5A Pending CN111588453A (en) | 2020-04-15 | 2020-04-15 | Leg orthopedics is fixed and is resumeed support |
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| CN (1) | CN111588453A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112603506A (en) * | 2020-12-22 | 2021-04-06 | 中北大学 | Electric six-connecting-rod type external fixator for bones |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106361420A (en) * | 2016-09-12 | 2017-02-01 | 义乌敦仁智能科技有限公司 | External skeletal fixation orthopedic frame |
| CN209270027U (en) * | 2018-09-06 | 2019-08-20 | 鲍锐 | A kind of orthopaedics leg fixed frame |
| GB2573000A (en) * | 2018-04-19 | 2019-10-23 | Metlase Ltd | External Fixator |
| US20190365420A1 (en) * | 2018-05-31 | 2019-12-05 | Texas Scottish Rite Hospital For Children | Orthopedic spring hinge system and methods thereof |
| CN110575306A (en) * | 2019-09-27 | 2019-12-17 | 杭州迪易家医疗器械有限公司 | Orthopedic leg fixing device |
-
2020
- 2020-04-15 CN CN202010294566.5A patent/CN111588453A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106361420A (en) * | 2016-09-12 | 2017-02-01 | 义乌敦仁智能科技有限公司 | External skeletal fixation orthopedic frame |
| GB2573000A (en) * | 2018-04-19 | 2019-10-23 | Metlase Ltd | External Fixator |
| US20190365420A1 (en) * | 2018-05-31 | 2019-12-05 | Texas Scottish Rite Hospital For Children | Orthopedic spring hinge system and methods thereof |
| CN209270027U (en) * | 2018-09-06 | 2019-08-20 | 鲍锐 | A kind of orthopaedics leg fixed frame |
| CN110575306A (en) * | 2019-09-27 | 2019-12-17 | 杭州迪易家医疗器械有限公司 | Orthopedic leg fixing device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112603506A (en) * | 2020-12-22 | 2021-04-06 | 中北大学 | Electric six-connecting-rod type external fixator for bones |
| CN112603506B (en) * | 2020-12-22 | 2021-09-24 | 中北大学 | Electric six-connecting-rod type external fixator for bones |
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Application publication date: 20200828 |
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