CN109925036B - Combined elastic external fixing support for limb fracture - Google Patents
Combined elastic external fixing support for limb fracture Download PDFInfo
- Publication number
- CN109925036B CN109925036B CN201910258444.8A CN201910258444A CN109925036B CN 109925036 B CN109925036 B CN 109925036B CN 201910258444 A CN201910258444 A CN 201910258444A CN 109925036 B CN109925036 B CN 109925036B
- Authority
- CN
- China
- Prior art keywords
- functional
- bracket
- rods
- semicircular
- reset
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 230000000149 penetrating effect Effects 0.000 claims description 13
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 230000007704 transition Effects 0.000 claims description 3
- 206010017076 Fracture Diseases 0.000 description 49
- 208000010392 Bone Fractures Diseases 0.000 description 47
- 210000001503 joint Anatomy 0.000 description 32
- 210000003414 extremity Anatomy 0.000 description 28
- 238000000034 method Methods 0.000 description 9
- 239000000463 material Substances 0.000 description 8
- 210000000544 articulatio talocruralis Anatomy 0.000 description 6
- 210000000629 knee joint Anatomy 0.000 description 6
- 210000003857 wrist joint Anatomy 0.000 description 6
- 210000000988 bone and bone Anatomy 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 210000003275 diaphysis Anatomy 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 206010010214 Compression fracture Diseases 0.000 description 1
- 206010058031 Joint adhesion Diseases 0.000 description 1
- 206010023201 Joint contracture Diseases 0.000 description 1
- 208000026137 Soft tissue injury Diseases 0.000 description 1
- 206010041541 Spinal compression fracture Diseases 0.000 description 1
- 208000002847 Surgical Wound Diseases 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 210000003423 ankle Anatomy 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000017531 blood circulation Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 210000002082 fibula Anatomy 0.000 description 1
- 210000002683 foot Anatomy 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000035876 healing Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 210000003127 knee Anatomy 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 210000001699 lower leg Anatomy 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000004118 muscle contraction Effects 0.000 description 1
- 201000000585 muscular atrophy Diseases 0.000 description 1
- 239000011505 plaster Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 210000001203 second metatarsal bone Anatomy 0.000 description 1
- 210000004374 third metatarsal bone Anatomy 0.000 description 1
- 210000001519 tissue Anatomy 0.000 description 1
- 210000000707 wrist Anatomy 0.000 description 1
Landscapes
- Rehabilitation Tools (AREA)
- Orthopedics, Nursing, And Contraception (AREA)
Abstract
The invention discloses a combined elastic external fixing support for limb fracture, and relates to the technical field of fracture external fixing supports. The combined elastic external fixing support for the limb fracture comprises two reset supports, a plurality of traction rods and a plurality of fixing components, wherein the reset supports are connected through the traction rods, and the fixing components are fixed on the reset supports and can be used for adjusting angles and locking; the reset bracket is provided with a through hole and a through arc groove; the traction rod comprises connecting rods at two ends and a middle functional rod, the functional rod is an elastic element rod or a non-elastic element rod, a semicircular groove for accommodating a Kirschner wire is formed in a nut end of a functional bolt of the fixing assembly, and the functional bolt penetrates into the semicircular groove of the semicircular bracket and is locked by the functional nut. The device can realize the slight movement of joints after the fracture of limbs is fixed across the joints, actively move the fixed joints and the unfixed joints, is convenient for functional exercise and patient rehabilitation, and is suitable for the popularization and application of the fracture across the joints.
Description
Technical Field
The invention relates to the technical field of external fixing frames for fractures, in particular to a combined elastic external fixing bracket for fractures of limbs.
Background
Fracture refers to a complete or partial fracture of the continuity of a bone structure; the children and the old are frequently seen, and the young and middle-aged people also occur sometimes; the patient is often a fracture at one part, and few fracture at multiple; the main causes of fractures are mainly three: direct violence: the violence directly acts on a certain part of the bone to cause fracture of the part, so that fracture occurs at the injured part, and soft tissue injuries with different degrees are often accompanied, such as the wheel impacts the lower leg, and the tibiofibular diaphysis fracture occurs at the impact part; indirect violence: the indirect violence causes the fracture at a distance through longitudinal conduction, leverage or torsion, for example, when the foot falls from a high place to the ground, the trunk is rapidly bent forwards due to the gravity relationship, and the vertebral bodies at the junction of the chest, waist and spine are subjected to compression or burst fracture; accumulated strain: long-term, repeated, slight direct or indirect injury can cause fracture of a specific part of the limb, also called fatigue fracture, such as long-distance walking is easy to cause second and third metatarsal bones and 1/3 diaphysis fracture under fibula.
Treatment of bone fractures requires: resetting: the fracture end which is displaced after fracture is restored to be normal or close to the original anatomical relationship so as to restore the bracket function of the bone. The resetting method comprises closed resetting and operation resetting; fixing: after reduction of the fracture, the fracture is unstable and easily displaced again, so that the fracture is fixed at a satisfactory position by adopting different methods to gradually heal. The usual fixing methods are: small splints, plaster bandages, external fixation brackets, traction braking fixation, etc., these fixation methods are called external fixation. If the fixation is made by surgical incision with steel plates, steel needles, intramedullary nails, screws, etc., then the internal fixation is called; functional exercise: the muscle contraction of the injured limb can increase the blood circulation of tissues around the fracture, promote fracture healing, prevent muscular atrophy, prevent joint adhesion, joint contracture and the like by actively or passively moving joints which are not fixed, and enable the function of the injured limb to be restored to a normal state before the fracture as soon as possible.
At present, when the four limbs are fractured, the fracture ends are often required to be fixed by crossing joints, such as crossing wrist joints, ankle joints, knee joints and the like, and at present, after the existing external fixing frame is fixed, the joints are inconvenient to move, the requirements of functional exercise such as joint movement after the crossing joint fixation cannot be met, and recovery exercise of patients is not facilitated.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides the combined elastic external fixing support for the limb fracture, which can realize the slight movement of joints after the limb fracture is fixed across the joints, actively move the fixed joints and the unfixed joints, is convenient for functional exercise and patient rehabilitation, and is suitable for popularization and application of the fracture across the joints.
In order to achieve the technical purpose and the technical effect, the invention is realized by the following technical scheme:
a combined elastic external fixing support for limb fracture comprises two reset supports, a plurality of traction rods and a plurality of fixing components, wherein the reset supports are connected through the traction rods, and the fixing components are fixed on the reset supports and can be used for adjusting angles and locking;
the main body of the reset bracket is a semicircular bracket, two symmetrical through holes are axially formed in the opening end of the semicircular bracket, and a plurality of through arc grooves with the same width as the diameter of the through holes are formed in the semicircular bracket;
The traction rod comprises connecting rods at two ends and a middle functional rod, the tail ends of the connecting rods are screw rods with diameter being thinner, the diameters of the screw rods are the same as those of the through holes of the reset support, matched locking nuts are arranged, the functional rods are connected between the connecting rods, the functional rods are elastic element rods or inelastic element rods, positive and negative threads are formed on connecting tenons at two ends and are connected and locked with screw holes formed on the connecting rods;
The fixing assembly comprises a functional bolt, a gasket, a functional nut and a Kirschner wire, wherein a semicircular groove for accommodating the Kirschner wire is formed in the nut end of the functional bolt, the diameter of the threaded end of the functional bolt is the same as or smaller than that of a through hole of the semicircular bracket, two sides of the gasket are inwards sunken to be inserted from the threaded end, and the functional bolt is locked by the functional nut after penetrating through the semicircular bracket and penetrating through the semicircular groove.
Further, the inner diameter of the semicircular bracket is 8-15cm, the thickness is not less than 0.5cm, the through hole groove of the semicircular bracket is arc-shaped, the corresponding radian is not less than 10 degrees, not more than 20 degrees, and the two ends are semicircular arcs;
The opening end of the semicircular arc bracket is smooth in transition and is made of medical stainless steel.
Further, the functional rod of the traction rod is provided with elastic elements or inelastic elements with different specifications, and the diameter of the elastic elements is larger than that of the inelastic elements;
The traction rod is characterized in that two ends of the traction rod penetrate out of the penetrating arc grooves of the semicircular arc support, can penetrate out of the corresponding penetrating arc grooves or penetrate out in a staggered mode, are locked on the outer side by the locking nuts, and can be matched with the elastic washers to use.
Further, the functional bolt of the fixing component penetrates from the through arc groove of the semicircular arc bracket, the Kirschner needle head end points to the center end of the semicircular arc bracket and penetrates from the semicircular arc groove, the Kirschner needle angle is adjusted by rotating the functional bolt, and then the Kirschner needle is locked by the functional nut and the gasket.
Further, the combined elastic external fixing bracket for limb fracture at least comprises two reset brackets, three traction rods and four fixing components.
Another object of the present invention is to provide a method of using a combined elastic external fixation stent for limb fracture;
The application method of the combined elastic external fixing bracket for limb fracture comprises the following steps: and selecting proper positions and access ways at two ends of a joint which is fixed in a crossing manner to fix the reset bracket through the fixing assembly, then selecting a functional rod with proper specification to assemble the traction rod according to the requirement, and connecting and fixing the reset bracket through the traction rod.
Furthermore, the reset bracket penetrates through the through arc groove through the functional bolt of the fixing component, the Kirschner needle head end points to the center end of the semicircular bracket to penetrate through the semicircular groove, the Kirschner needle angle is adjusted through rotating the functional bolt to drive in the Kirschner needle, and then the Kirschner needle is locked by the functional nut and the gasket.
Furthermore, the two ends of the traction rod penetrate through corresponding or misplaced through arc grooves of the reset bracket, and are locked and stably connected with the reset bracket outside by a locking nut in cooperation with an elastic gasket.
Another object of the present invention is to provide an application of a combined elastic external fixation support for limb fracture in fixing the limb fracture across the wrist, ankle and knee.
The working principle of the invention is as follows: the invention relates to a combined elastic external fixing bracket for limb fracture, which comprises two reset brackets, a plurality of traction rods and a plurality of fixing components, wherein the reset brackets are connected through the traction rods, and the fixing components are fixed on the reset brackets and can be used for adjusting angles and locking; the reset bracket is connected with the traction rod after being fixed at two ends of the joint through the fixing component, and the functional rod in the middle of the traction rod is made of elastic or inelastic materials, so that the middle section of the traction rod can have certain elasticity, and the joint can actively move after being fixed across the joint.
The invention has the beneficial effects that: the invention relates to a combined elastic external fixing bracket for limb fracture, which comprises two reset brackets, a plurality of traction rods and a plurality of fixing components, wherein the reset brackets are connected through the traction rods, and the fixing components are fixed on the reset brackets and can adjust angles and lock; firstly, placing Kirschner wires at two ends of a spanned joint by a fixing assembly, locking the Kirschner wires with a reset bracket by the fixing assembly, and conveniently selecting an angle to fix the Kirschner wires through an arc groove on the reset bracket; secondly, the function rod in the middle of the traction rod is made of elastic or inelastic materials, so that the middle section of the traction rod can have certain elasticity, is locked after penetrating through the through holes on the corresponding reset brackets, simultaneously penetrates through the corresponding or misplaced through arc grooves, and is connected with the two reset brackets by the three traction rods, the stability is good, meanwhile, after the traction rod is fixed across joints, the traction rod can actively move the joints due to the elastic function of the traction rod, namely, when the joints move, the elastic element stretches or compresses to realize functional exercise, and the function rod is replaced by inelastic materials under the condition of no movement; the device can realize the slight movement of joints after the fracture of limbs is fixed across the joints, actively move the fixed joints and the unfixed joints, is convenient for functional exercise and patient rehabilitation, and is suitable for the popularization and application of the fracture across the joints.
Of course, it is not necessary for any one product to practice the invention to achieve all of the advantages set forth above at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic structural view of a combined elastic external fixation support for limb fracture according to an embodiment of the present invention;
FIG. 2 is a schematic structural view of a reset bracket according to an embodiment of the present invention;
FIG. 3 is a schematic view of a traction rod according to an embodiment of the present invention;
FIG. 4 is a schematic structural view of a fixing assembly according to an embodiment of the present invention;
FIG. 5 is a schematic diagram showing the connection of a functional bolt and a Kirschner wire according to an embodiment of the invention;
FIG. 6 is a schematic illustration of a connection of a reset bracket, a drawbar, and a fixing assembly according to an embodiment of the invention;
in the drawings, the list of components represented by the various numbers is as follows:
1-reset bracket, 101-semicircle bracket, 102-through hole, 103-through arc groove, 2-traction rod, 201-connecting rod, 202-functional rod, 203-screw rod, 204-locking nut, 3-fixing component, 301-functional bolt, 302-gasket, 303-functional nut, 304-Kirschner wire and 305-semicircle groove.
Detailed Description
The following description of the embodiments of the present invention 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 invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1
As shown in fig. 1-6
A combined elastic external fixing support for limb fracture comprises two reset supports 1, a plurality of traction rods 2 and a plurality of fixing components 3, wherein the reset supports 1 are connected through the traction rods 2, and the fixing components 3 are fixed on the reset supports 1 and can be used for adjusting angles and locking;
The main body of the reset bracket 1 is a semicircular bracket 101, two symmetrical through holes 102 are axially formed in the opening end of the semicircular bracket 101, and a plurality of through arc grooves 103 with the same width as the diameters of the through holes 102 are formed in the semicircular bracket 101;
The traction rod 2 comprises connecting rods 201 at two ends and a middle functional rod 202, the tail end of the connecting rod 201 is a screw rod 203 with a diameter being thinner, the diameter is the same as that of the through hole 102 of the reset bracket 1, a matched locking nut 204 is arranged, the functional rod 202 is connected between the connecting rods 201, the functional rod 202 is an elastic element rod or a non-elastic element rod, and positive and negative threads are arranged on connecting tenons at two ends and are connected and locked with screw holes arranged on the connecting rod 201;
The fixing assembly 3 comprises a functional bolt 301, a gasket 302, a functional nut 303 and a kirschner wire 304, a semicircular groove 305 for accommodating the kirschner wire 304 is formed in the nut end of the functional bolt 301, the diameter of the threaded end of the functional bolt 301 is the same as or smaller than that of the through hole 102 of the semicircular bracket 101, the two sides of the gasket 302 are inwards recessed and inserted from the threaded ends, and the functional bolt 301 is locked by the functional nut 303 after penetrating through the penetrating arc groove 103 of the semicircular bracket 101.
The inner diameter of the semicircular bracket 101 is 8-15cm, the thickness of the semicircular bracket is not less than 0.5cm, the through hole groove 103 of the semicircular bracket 101 is arc-shaped, the corresponding radian is not less than 10 degrees, not more than 20 degrees, and the two ends of the semicircular bracket are semicircular arcs;
the opening end of the semicircular arc bracket 101 is smooth in transition and is made of medical stainless steel.
The functional rod 202 of the traction rod 2 is provided with elastic elements or inelastic elements with different specifications, and the diameter of the elastic elements is larger than that of the inelastic elements;
The two ends of the traction rod 2 penetrate out of the penetrating arc grooves 103 of the semicircular arc bracket 101, can penetrate out of the corresponding penetrating arc grooves 103 or penetrate out in a staggered way, are locked on the outer side by the locking nuts 204, and can be matched with an elastic gasket for use.
The functional bolt 301 of the fixing assembly 3 penetrates from the through arc groove 103 of the semi-arc support 101, the head end of the Kirschner wire 304 points to the center end of the semi-arc support 101 and penetrates from the semi-arc groove 205, the Kirschner wire 304 angle is adjusted by rotating the functional bolt 301, and then the locking is achieved by the functional nut 303 and the gasket 302.
The combined elastic external fixing support for limb fracture at least comprises two reset supports 1, three traction rods 2 and four fixing components 3.
Example 2
A use method of a combined elastic external fixing bracket for limb fracture;
The application method of the combined elastic external fixing bracket for limb fracture comprises the following steps: the reset bracket 1 is fixed through the fixing component 3 by selecting proper positions and access ways at two ends of a joint which is fixed in a crossing way, then the traction rod 2 is assembled by selecting a functional rod 202 with proper specification according to the requirement, and the reset bracket 1 is connected and fixed through the traction rod 2.
The reset bracket 1 penetrates through the through arc groove 103 through a functional bolt 301 of the fixing assembly 3, the head end of the Kirschner wire 304 points to the center end of the semicircular arc bracket 101 to penetrate through the semicircular arc groove 103, the Kirschner wire 304 is driven into the Kirschner wire 304 by rotating the functional bolt 301 to adjust the angle, and then the Kirschner wire is locked by a functional nut 303 and a gasket 302.
The two ends of the traction rod 2 penetrate through corresponding or misplaced through arc grooves 103 of the reset bracket 1 and are locked and stably connected with the reset bracket at the outer side by a locking nut 204 in cooperation with an elastic gasket.
The invention relates to a combined elastic external fixing bracket for limb fracture, which comprises two reset brackets 1, a plurality of traction rods 2 and a plurality of fixing components 3, wherein the reset brackets 1 are connected through the traction rods 2, and the fixing components 3 are fixed on the reset brackets 1 and can adjust angles and lock; the Kirschner wire 304 is placed in the two ends of the spanned joint by the fixing component 3, and is locked with the reset bracket 1 by the fixing component 3, and the Kirschner wire 304 is conveniently fixed at a selected angle by the through arc groove 103 on the reset bracket 1;
The function rod 202 in the middle of the traction rod 2 is made of elastic or inelastic materials, so that the middle section of the traction rod 2 can have certain elasticity, penetrate through the through holes 102 on the corresponding reset brackets 1 and then lock, simultaneously penetrate through the corresponding or misplaced through arc grooves 103, the two reset brackets 1 are connected by the three traction rods 2, stability is good, after the traction rods are fixed across joints, the traction rods 2 can actively move the joints due to the elastic function of the traction rods 2, namely, when the joints are moved, the elastic elements stretch or compress to realize functional exercise, and the function rods 2 are replaced by inelastic materials under the condition of no movement; the device can realize the slight movement of joints after the fracture of limbs is fixed across the joints, actively move the fixed joints and the unfixed joints, is convenient for functional exercise and patient rehabilitation, and is suitable for the popularization and application of the fracture across the joints.
Example 3
An application of a combined elastic external fixing bracket for limb fracture in the fixation of limb fracture across wrist joint, ankle joint and knee joint.
When the limb fracture is fixed, the joint is frequently needed to be fixed, and when the combined elastic external fixing bracket is used for fixing the wrist joint, the ankle joint and the knee joint, the specific operation is as follows:
Firstly, selecting an approach path which is fixed across two ends of a joint and is externally fixed by using an image device, wherein the specific operation is that under the image device, a Kirschner wire is arranged at two ends of the joint according to the requirement, and at least 2 Kirschner wires are arranged at one end in principle;
when the wrist joint is fixed across the joint, the Kirschner wire is placed at two ends of the wrist joint;
when the ankle joint is fixed across the joint, the Kirschner wire is selected to be placed at the two ends of the ankle joint;
When the knee joint is fixed across the joint, the Kirschner wire is selected to be placed at the two ends of the knee joint;
After the Kirschner wire is put in, attaching a semicircular groove of a functional bolt of the fixing component to the Kirschner wire, then supporting a reset bracket at the position where the Kirschner wire is put in, selecting a proper penetrating arc groove to be sleeved with a threaded end of the functional bolt, sleeving the functional bolt on another Kirschner wire by the penetrating arc groove in the same way, and locking the Kirschner wire and the reset bracket after the reset position and angle are adjusted through a functional nut and a gasket of the fixing component;
the fixed end of the front end of the joint is fixed with the Kirschner wire and the reset bracket in the same way;
Then assembling a traction rod with proper specification, wherein the assembling principle is to stably fix the connecting rod and the functional rod, and simultaneously select a proper functional rod for connection;
Firstly, connecting through holes at two ends of the reset brackets by inserting the traction rods, wherein the connecting principle is that the middle functional rod is not stretched or compressed, then, simultaneously penetrating through corresponding or misplaced through arc grooves, connecting two reset brackets by three traction rods, the stability is better, meanwhile, after the cross-joint is fixed, the joints can be actively moved due to the elastic function of the traction rods, namely, when the joints are moved, the elastic elements realize stretching or compression so as to realize functional exercise, and the functional rods are replaced by inelastic materials under the condition of no movement;
when the wrist joint, the ankle joint and the knee joint are fixed in a crossing way, the joints can actively move through the elastic function of the traction rods, and the three traction rods are stretched or compressed in the moving process, so that functional exercise can be performed;
The invention can realize the slight movement of the joints after the fracture of the limbs is fixed across the joints, actively move the fixed joints and the unfixed joints, is convenient for functional exercise and patient rehabilitation, and is suitable for the popularization and application of the fracture across the joints.
In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the invention disclosed above are intended only to assist in the explanation of the invention. The preferred embodiments are not exhaustive or to limit the invention to the precise form disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best understand and utilize the invention. The invention is limited only by the claims and the full scope and equivalents thereof.
Claims (3)
1. A combination formula elasticity external fixation support for four limbs fracture, its characterized in that: the device comprises two reset brackets, a plurality of traction rods and a plurality of fixing components, wherein the reset brackets are connected through the traction rods, and the fixing components are fixed on the reset brackets and can be used for adjusting angles and locking;
the main body of the reset bracket is a semicircular bracket, two symmetrical through holes are axially formed in the opening end of the semicircular bracket, and a plurality of through arc grooves with the same width as the diameter of the through holes are formed in the semicircular bracket;
The traction rod comprises connecting rods at two ends and a middle functional rod, the tail ends of the connecting rods are screw rods with diameter being thinner, the diameters of the screw rods are the same as those of the through holes of the reset support, matched locking nuts are arranged, the functional rods are connected between the connecting rods, the functional rods are elastic element rods or inelastic element rods, positive and negative threads are formed on connecting tenons at two ends and are connected and locked with screw holes formed on the connecting rods;
the fixing assembly comprises a functional bolt, a gasket, a functional nut and a Kirschner wire, wherein a semicircular groove for accommodating the Kirschner wire is formed in the nut end of the functional bolt, the diameter of the threaded end of the functional bolt is the same as or smaller than that of a through hole of the semicircular bracket, two sides of the gasket are inwards recessed and inserted from the threaded end, and the functional bolt is locked by the functional nut after penetrating through the through-arc groove of the semicircular bracket;
The functional rod of the traction rod is provided with elastic elements or inelastic elements with different specifications, and the diameter of the elastic element is larger than that of the inelastic element;
The two ends of the traction rod penetrate out of the through arc grooves of the semicircular bracket, can penetrate out of the corresponding through arc grooves or penetrate out in a staggered manner, are locked at the outer side by the locking nuts, and can be matched with the elastic gasket for use;
the functional bolt of the fixing component penetrates from the through arc groove of the semicircular bracket, the Kirschner needle head end points to the center end of the semicircular bracket and penetrates from the semicircular arc groove, the Kirschner needle angle is adjusted by rotating the functional bolt, and then the Kirschner needle is locked by the functional nut and the gasket.
2. A modular elastic external fixation stent for fractures of the extremities as claimed in claim 1, wherein: the inner diameter of the semicircular bracket is 8-15cm, the thickness of the semicircular bracket is not less than 0.5cm, the through hole groove of the semicircular bracket is arc-shaped, the corresponding radian is not less than 10 degrees, not more than 20 degrees, and both ends of the semicircular bracket are semicircular arcs;
the opening end of the semicircular bracket is smooth in transition and is made of medical stainless steel.
3. A modular elastic external fixation stent for fractures of the extremities as claimed in claim 1, wherein: the combined elastic external fixing support for the limb fracture at least comprises two reset supports, three traction rods and four fixing components.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910258444.8A CN109925036B (en) | 2019-04-01 | 2019-04-01 | Combined elastic external fixing support for limb fracture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910258444.8A CN109925036B (en) | 2019-04-01 | 2019-04-01 | Combined elastic external fixing support for limb fracture |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109925036A CN109925036A (en) | 2019-06-25 |
| CN109925036B true CN109925036B (en) | 2024-08-13 |
Family
ID=66988988
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910258444.8A Active CN109925036B (en) | 2019-04-01 | 2019-04-01 | Combined elastic external fixing support for limb fracture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109925036B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111956311B (en) * | 2020-08-14 | 2022-06-28 | 中国人民解放军联勤保障部队第九二〇医院 | Bridge type external fixing system for fracture reduction |
| CN112370132B (en) * | 2020-10-20 | 2022-02-25 | 广东施泰宝医疗科技有限公司 | Universal finger and palm bone annular external fixator |
| CN112957130B (en) * | 2021-03-16 | 2025-01-28 | 中国人民解放军总医院第一医学中心 | An active and passive parallel reset robot |
| CN114948149A (en) * | 2022-05-17 | 2022-08-30 | 河北医科大学第三医院 | Fracture reduction fixator with constant traction |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN209966528U (en) * | 2019-04-01 | 2020-01-21 | 黄启顺 | Combined elastic external fixing support for limb fracture |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1481585A (en) * | 1975-06-10 | 1977-08-03 | Tsnii Travmatol I Ortoped Im N | Apparatus for surgical treatment of fractured bones or of bone joints |
| CN2295460Y (en) * | 1997-03-26 | 1998-10-28 | 中国人民解放军第三医院 | External annual fixator for orthopedics |
| CN102247198B (en) * | 2011-06-29 | 2013-07-17 | 温建民 | Combined three-dimensional traction mounting bracket for wrist joint |
-
2019
- 2019-04-01 CN CN201910258444.8A patent/CN109925036B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN209966528U (en) * | 2019-04-01 | 2020-01-21 | 黄启顺 | Combined elastic external fixing support for limb fracture |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109925036A (en) | 2019-06-25 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109925036B (en) | Combined elastic external fixing support for limb fracture | |
| US10433873B2 (en) | External fixation | |
| Behrens | General theory and principles of external fixation. | |
| US4570625A (en) | Apparatus for external fixation of bone fractures | |
| US9168064B2 (en) | Bilateral dynamic external distractor for the treatment of complex fracture luxations of the proximal interphalangeal joint of the hand | |
| US20120078251A1 (en) | External Fixator Linkage | |
| WO2010036440A1 (en) | A device for facilitating the healing of bone including olecranan | |
| CN209966528U (en) | Combined elastic external fixing support for limb fracture | |
| CN207886265U (en) | Ring type exterior fixing rack is corrected in knee joint drawing-off | |
| CN108065995B (en) | Skeleton corrector and skeleton correcting method | |
| Sella | Prevention and management of complications of the Ilizarov treatment method | |
| RU2345728C2 (en) | Method of functional fixation of fractures with bandages from polymeric materials | |
| US20150282848A1 (en) | Knee brace fixation apparatus and method for application thereof | |
| RU2019149C1 (en) | Device for osteosynthesis of intertrochanteric and subtrochanteric fractures of femurs in children | |
| WO2016014911A1 (en) | System and method for an external hip fixator | |
| Krishnakumar et al. | Supracondylar skeletal traction and open interlocking nailing for neglected fracture of the shaft of femur–Retrospective study | |
| RU2461366C1 (en) | Method for surgical approach to fibula fractions in lower one-third accompanied by tibiofibular syndesmosis disruption | |
| RU145974U1 (en) | DEVICE FOR COMPRESSION AND DISTRACTION OF FRACTURES OF LONG EXTREMES AND PELVIS | |
| CN111358543B (en) | Steel plate device for patellar lower pole fracture | |
| Fragomen et al. | Mechanical principles of the Ilizarov method | |
| RU2111730C1 (en) | Device to treat intraarticular and interarticular fractures | |
| RU2453294C2 (en) | Method of fracture fixation with bandages made of polymer roller bandage of different stiffness | |
| RU2281708C2 (en) | Method for treating fractures of long bones | |
| Khan et al. | METACARPAL AND PHALANGEAL LENGTHENING OF THE HAND;: UTILITY OF DISTRACTION OSTEOGENESIS | |
| RU2350297C1 (en) | Rod apparatus for intraosteal osteosynthesis of shin bone |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |