CN103622736B - For the fracture reduction fixator of extremity long diaphysis - Google Patents
For the fracture reduction fixator of extremity long diaphysis Download PDFInfo
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- CN103622736B CN103622736B CN201310680825.8A CN201310680825A CN103622736B CN 103622736 B CN103622736 B CN 103622736B CN 201310680825 A CN201310680825 A CN 201310680825A CN 103622736 B CN103622736 B CN 103622736B
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- metal bar
- screw
- kirschner wire
- fracture
- forcing screw
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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
- A61B17/64—Devices extending alongside the bones to be positioned
- A61B17/6441—Bilateral fixators, i.e. with both ends of pins or wires clamped
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/00234—Surgical instruments, devices or methods, e.g. tourniquets for minimally invasive surgery
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- Health & Medical Sciences (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Surgery (AREA)
- Biomedical Technology (AREA)
- Engineering & Computer Science (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Surgical Instruments (AREA)
Abstract
The invention discloses a kind of fracture reduction fixator for extremity long diaphysis, comprise the first metal bar, the second metal bar, connecting ring, Kirschner wire, special Kirschner wire and forcing screw; First metal bar and the second metal bar are disposed adjacent and connect and compose cube frame by connecting ring, the two ends of two Kirschner wires are located in the through-hole section of two first metal bars be oppositely arranged, the middle part of Kirschner wire is each passed through the cortical bone on two sections of knochenbruch, special Kirschner wire is located in the hollow part of forcing screw, forcing screw is installed in the screw on the first metal bar and the second metal bar, be locked on metal bar by forcing screw, the needle point of special Kirschner wire is pressed on knochenbruch.Its beneficial effect is: adopt the Minimally Invasive Surgery that this device carries out, and only needs local anesthesia, simple to operate, convenient in basic hospital operation, and surgical injury is little, does not destroy fracture surrounding soft tissue, knochenbruch is not easily shifted after having corrected again, and patient can carry out early functional exercise.
Description
Technical field
The present invention relates to medical instruments field, particularly relate to a kind of fracture reduction fixator for extremity long diaphysis.
Background technology
There is dispute in the selection of extremity fracture Therapeutic Method, general at present exist two kinds of viewpoints for many years always.One is surgical therapy: think that the reconstruction of anatomical structure is the basis of functional rehabilitation in the future, only have good reset and the early functional exercise that just can be reached bone stump by operation, expectant treatment can not reach good reset, also can not have good functional rehabilitation.Another kind is expectant treatment method: think that extremity fracture can reach functional reduction by the conservative treatment such as maneuver, traction most patients, does not need to organize in the process of undergoing surgery damage again and internal fixtion to take out second operation.
Inventor is in the practice of long campaigns Orthopedic Clinical, and fixing extremity fracture, expectant treatment and operative treatment all adopted.But over the course for the treatment of, fracture expectant treatment is mainly by manual reduction Set by small splints from outside or Gypsum Fibrosum extenal fixation, although damage little but there is difficult, the fixing unstable shortcoming that resets, if fracture fixation process extenal fixation is too tight, affect suffering limb blood circulation, Ruo Taisongzeyin local muscle contraction causes fracture redisplacement; And in order to prevent fracture end to be shifted, bone stump lower articular be fixed, make bone stump joint cannot carry out early stage functional exercise, the later stage easily causes ankylosis, muscle atrophia.And surgical internal fixation, although fixation, dissect para-position, but operation process needs to do soft tissue widely to be peeled off, the destruction of soft tissue hinge can have an impact to the blood fortune of fracture end, affects growth of spur, extend healing time, also need row internal fixtion removal surgery after union of fracture, increase the misery of patient, and operative scar can affect attractive in appearance.
Summary of the invention
The technical problem that the present invention mainly solves is to provide a kind of fracture reduction fixator for extremity long diaphysis, combines the advantage of expectant treatment and operative treatment.
For solving the problems of the technologies described above, the technical scheme that the present invention adopts is: provide a kind of fracture reduction fixator for extremity long diaphysis, comprises the forcing screw of two first metal bars, two second metal bars, at least four pieces of connecting rings, two Kirschner wires, at least four Gent Kirschner wires and corresponding special Kirschner wire setting, the two ends of described first metal bar are respectively equipped with through-hole section, and described through-hole section is connected by the main body of screw thread with the first metal bar, and can move vertically, the needle point of described special Kirschner wire is blunt nosed shape, described forcing screw is hollow screw, first metal bar and the second metal bar are disposed adjacent and connect and compose cube frame by described connecting ring, the two ends of two Kirschner wires are located in the through-hole section of two first metal bars be oppositely arranged, two Kirschner wires are each passed through the inside and outside side seam cortex of the far and near end of fracture and play Bone traction effect, special Kirschner wire is located in the hollow part of forcing screw, forcing screw is installed in the screw on the first metal bar and the second metal bar, be locked on metal bar by forcing screw, the periosteum that the needle point of special Kirschner wire is pressed on fracture line upper limb or lower edge plays pressurization to fracture surrounding.
Wherein, be installed between the described forcing screw on two adjacent metal bars mutually vertical.
The invention has the beneficial effects as follows: under the condition of the skin and soft tissue that do not cut patient, the object of knochenbruch being corrected and fixing is reached by the Kirschner wire being located at external holder and contact with knochenbruch, the strong point of expectant treatment and operative treatment can be given full play to, abandon both defects, expectant treatment and operative treatment viewpoint are obtained unified; Adopt the Minimally Invasive Surgery that this device carries out, only need local anesthesia, simple to operate, convenient in basic hospital operation, and surgical injury is little, does not destroy fracture surrounding soft tissue, knochenbruch is not easily shifted after having corrected again, and patient can carry out early functional exercise.
Accompanying drawing explanation
Fig. 1 is the front view of the embodiment of the fracture reduction fixator for extremity long diaphysis of the present invention;
Fig. 2 be in Fig. 1 A-A to cross section view;
Fig. 3 is the schematic diagram of the first metal bar of the fracture reduction fixator for extremity long diaphysis of the present invention and an embodiment of through-hole section thereof.
Main element symbol description:
1, the first metal bar; 11, through-hole section; 111, through hole; 112, rotating handles; 113, external screw thread; 12, internal thread hole; 2, the second metal bar; 3, connecting ring; 4, Kirschner wire; 5, special Kirschner wire; 6, forcing screw; 10, knochenbruch; 101, the knochenbruch plane of disruption; 102, fracture end; 20, skin.
Detailed description of the invention
By describing technology contents of the present invention, structural feature in detail, realized object and effect, accompanying drawing is coordinated to be explained in detail below in conjunction with embodiment.
Refer to Fig. 1 and Fig. 2, present embodiment is a kind of fracture reduction fixator for extremity long diaphysis, comprises the forcing screw 6 of two first metal bars, 1, two second metal bars, 2, four pieces of connecting rings, 3, two Kirschner wire 4, four Gent Kirschner wires 5 and the setting of corresponding special Kirschner wire 5.The two ends of the first metal bar 1 are respectively equipped with through-hole section 11, and through-hole section 11 is connected by the main body of screw thread with the first metal bar 1, and can move vertically; The needle point of special Kirschner wire 5 is blunt nosed shape; Forcing screw 6 is hollow screw.
First metal bar 1 is disposed adjacent with the second metal bar 2 and is connected between two by connecting ring 3 and forms cube frame, the two ends of two Kirschner wires 4 are located in the through-hole section 11 of two first metal bars 1 be oppositely arranged, two Kirschner wires 4 are each passed through the inside and outside side seam cortex of the far and near end of fracture and play Bone traction effect, special Kirschner wire 5 is located in the hollow part of forcing screw 6, forcing screw 6 is installed in the screw on the first metal bar 1 and the second metal bar 2, be locked on metal bar by forcing screw 6, the periosteum that the needle point of special Kirschner wire 5 is pressed on fracture line upper limb or lower edge plays pressurization to fracture surrounding, forcing screw 6 on two adjacent metal bars and mutually vertical between the special Kirschner wire 5 on forcing screw 6.
Refer to Fig. 3, Fig. 3 is the schematic diagram of an embodiment of the first metal bar and through-hole section thereof, and through-hole section 11 comprises the through hole 111 for holding Kirschner wire 4, for carrying out with metal bar main body the connecting portion that is threaded.The bottom of connecting portion is provided with external screw thread 113, for coordinating with the internal thread hole 12 in metal bar main body; The top of connecting portion is rotating handles 112, can rotate in through-hole section 11.Kirschner wire 4 is through after knochenbruch 10, and rotate rotating handles 112, then external screw thread 113 moves upward in internal thread hole 12, upwards the whole through-hole section 11 of jack-up, and through-hole section 11 drives Kirschner wire 4 to move up thus strutted by knochenbruch 10.
Using method of the present invention is as follows: patient gets dorsal position, carries out disinfection to visual area skin, local anesthesia; A Kirschner wire 4 is respectively penetrated on two far-ends of knochenbruch 10, Bone traction is made through offside cortical bone 5cm, and place first metal bar 1 respectively on skin 20 surface of the left and right sides of knochenbruch 10, by Kirschner wire 4 two through the through-hole section 11 on the first metal bar 1, under x-ray fluoroscopy, by screw thread, the both sides of through-hole section 11 along the first metal bar 1 moved thus driven Kirschner wire 4 to be strutted by two knochenbruch 10, correcting fracture cripetura displacement; Skin 20 surface in the both sides up and down of knochenbruch 10 is each places second metal bar 2, connecting ring 3 is loaded on each metal bar chien shih its to form a cube frame overall; According to the knochenbruch plane of disruption 101 towards, guide pin is extracted after the suitable position guide pin at the four sides up and down of knochenbruch 10 arrives periostal surface through skin 20, again the hole that special Kirschner wire 5 is passed by guide pin is contacted with periostal surface, forcing screw 6 is through on the special Kirschner wire 5 be placed on after the screw of metal bar outside skin 20, the displacement of side before and after knochenbruch 10 is corrected by the special Kirschner wire 5 of the vernier control of forcing screw 6, under x-ray fluoroscopy, after confirming the complete para-position of the fracture end 102 of knochenbruch 10, locked by forcing screw 6, operation can complete.
The present invention is under the condition of the skin and soft tissue that do not cut patient, assisted the object being issued to and knochenbruch having been corrected and fixes at x-ray fluoroscopy by the Kirschner wire of being located at external holder and contact with knochenbruch, the strong point of expectant treatment and operative treatment can be given full play to, abandon both defects, expectant treatment and operative treatment viewpoint are obtained unified; Adopt the Minimally Invasive Surgery that this device carries out, only need local anesthesia, simple to operate, convenient in basic hospital operation, and surgical injury is little, does not destroy fracture surrounding soft tissue, after rectification completes, locking forcing screw just can ensure that knochenbruch is not easily shifted again, facilitates patient to carry out early functional exercise.
The foregoing is only embodiments of the invention; not thereby the scope of the claims of the present invention is limited; every utilize description of the present invention and accompanying drawing content to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present invention.
Claims (2)
1. the fracture reduction fixator for extremity long diaphysis, it is characterized in that, comprise two first metal bars, forcing screw that two second metal bars, at least four pieces of connecting rings, two Kirschner wires, at least four Gent Kirschner wires and corresponding special Kirschner wires are arranged;
The two ends of described first metal bar are respectively equipped with through-hole section, and described through-hole section is connected by the main body of screw thread with the first metal bar, and can move vertically; The needle point of described special Kirschner wire is blunt nosed shape; Described forcing screw is hollow screw;
First metal bar and the second metal bar are disposed adjacent and connect and compose cube frame by described connecting ring, the two ends of two Kirschner wires are located in the through-hole section of two first metal bars be oppositely arranged, two Kirschner wires are each passed through the inside and outside side seam cortex of the far and near end of fracture and play Bone traction effect, special Kirschner wire is located in the hollow part of forcing screw, forcing screw is installed in the screw on the first metal bar and the second metal bar, be locked on metal bar by forcing screw, the periosteum that the needle point of special Kirschner wire is pressed on fracture line upper limb or lower edge plays pressurization to fracture surrounding.
2. the fracture reduction fixator for extremity long diaphysis according to claim 1, is characterized in that: be installed between the described forcing screw on two adjacent metal bars mutually vertical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310680825.8A CN103622736B (en) | 2013-12-12 | 2013-12-12 | For the fracture reduction fixator of extremity long diaphysis |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310680825.8A CN103622736B (en) | 2013-12-12 | 2013-12-12 | For the fracture reduction fixator of extremity long diaphysis |
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| Publication Number | Publication Date |
|---|---|
| CN103622736A CN103622736A (en) | 2014-03-12 |
| CN103622736B true CN103622736B (en) | 2016-02-03 |
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| CN201310680825.8A Active CN103622736B (en) | 2013-12-12 | 2013-12-12 | For the fracture reduction fixator of extremity long diaphysis |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106420022B (en) * | 2016-10-20 | 2017-09-08 | 杭州首时科技有限公司 | A kind of intelligent personalized exoskeleton device for fractures |
| CN107137134B (en) * | 2017-05-18 | 2023-04-07 | 唐佩福 | Combined fracture repositor |
| CN108158639B (en) * | 2017-12-28 | 2019-11-05 | 王丰岩 | External fixing rack and fractures equipment |
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| CN2126055U (en) * | 1992-06-11 | 1992-12-30 | 王东来 | Mini-size external fixer |
| CN2236291Y (en) * | 1995-03-07 | 1996-10-02 | 王丁礼 | Internal and external combine fixer for long bone |
| RU2122371C1 (en) * | 1992-11-25 | 1998-11-27 | Донецкий государственный медицинский университет им.М.Горького | Device for osteosynthesis of unstable fractures of crus distal section |
| CN2487346Y (en) * | 2001-03-21 | 2002-04-24 | 王端焱 | Multifunctional bone external fixer for proximal joint end |
| WO2009018398A2 (en) * | 2007-07-31 | 2009-02-05 | John Peter Karidis | Fixator apparatus with radiotransparent apertures for orthopaedic applications |
| CN102247198A (en) * | 2011-06-29 | 2011-11-23 | 温建民 | Combined three-dimensional traction mounting bracket for wrist joint |
| CN102283699A (en) * | 2011-06-29 | 2011-12-21 | 成永忠 | Combination type ankle joint three-dimensional traction fixing frame |
| CN102715939A (en) * | 2012-03-09 | 2012-10-10 | 贾会民 | External fracture fixing bracket |
| CN203244444U (en) * | 2013-05-07 | 2013-10-23 | 张英泽 | Femur fracture traction apparatus |
| CN103445843A (en) * | 2013-09-06 | 2013-12-18 | 江苏广济医疗科技有限公司 | Knee-joint activity and inertia-combined adjusting control outer fixer |
| CN203598029U (en) * | 2013-12-12 | 2014-05-21 | 游硕 | Fracture reduction fixing device applied to long bones of four limbs |
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2013
- 2013-12-12 CN CN201310680825.8A patent/CN103622736B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2126055U (en) * | 1992-06-11 | 1992-12-30 | 王东来 | Mini-size external fixer |
| RU2122371C1 (en) * | 1992-11-25 | 1998-11-27 | Донецкий государственный медицинский университет им.М.Горького | Device for osteosynthesis of unstable fractures of crus distal section |
| CN2236291Y (en) * | 1995-03-07 | 1996-10-02 | 王丁礼 | Internal and external combine fixer for long bone |
| CN2487346Y (en) * | 2001-03-21 | 2002-04-24 | 王端焱 | Multifunctional bone external fixer for proximal joint end |
| WO2009018398A2 (en) * | 2007-07-31 | 2009-02-05 | John Peter Karidis | Fixator apparatus with radiotransparent apertures for orthopaedic applications |
| CN102247198A (en) * | 2011-06-29 | 2011-11-23 | 温建民 | Combined three-dimensional traction mounting bracket for wrist joint |
| CN102283699A (en) * | 2011-06-29 | 2011-12-21 | 成永忠 | Combination type ankle joint three-dimensional traction fixing frame |
| CN102715939A (en) * | 2012-03-09 | 2012-10-10 | 贾会民 | External fracture fixing bracket |
| CN203244444U (en) * | 2013-05-07 | 2013-10-23 | 张英泽 | Femur fracture traction apparatus |
| CN103445843A (en) * | 2013-09-06 | 2013-12-18 | 江苏广济医疗科技有限公司 | Knee-joint activity and inertia-combined adjusting control outer fixer |
| CN203598029U (en) * | 2013-12-12 | 2014-05-21 | 游硕 | Fracture reduction fixing device applied to long bones of four limbs |
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| CN103622736A (en) | 2014-03-12 |
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