阅读说明：本技术 一种腿部骨科固定恢复支架 (Leg orthopedics is fixed and is resumeed support ) 是由 张永奎 于 2020-04-15 设计创作，主要内容包括：本发明公开了一种腿部骨科固定恢复支架,包括外固定机构和内固定机构；外固定定机构包括上固定环和下固定环,所述上固定环和下固定环均匀开设有多个螺纹孔；所述上固定环和下固定环之间设有多个连杆,所述连杆包括伸缩杆,所述伸缩杆的两端均连接有虎克铰,所述虎克铰的另一端设有螺丝,虎克铰通过螺丝连接有连接片；所述连接片上设有螺栓,连接片通过螺栓与所述螺纹孔匹配连接；所述上固定环和下固定环的内侧壁连接有固定杆,所述固定杆的另一端与内固定机构连接；通过设置的内固定机构和外固定机构,强度大、承载力强,结构灵活、矫正空间大、精度高,便于安装和调节。(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.)

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).

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.