CN103622736A - Fracture restoration fixer for long bones of limbs - Google Patents

Fracture restoration fixer for long bones of limbs Download PDF

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Publication number
CN103622736A
CN103622736A CN201310680825.8A CN201310680825A CN103622736A CN 103622736 A CN103622736 A CN 103622736A CN 201310680825 A CN201310680825 A CN 201310680825A CN 103622736 A CN103622736 A CN 103622736A
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kirschner wire
screw
fracture
metal bar
metal
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CN201310680825.8A
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Chinese (zh)
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CN103622736B (en
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游硕
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    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/56Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
    • A61B17/58Surgical 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
    • A61B17/60Surgical 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
    • A61B17/64Devices extending alongside the bones to be positioned
    • A61B17/6441Bilateral fixators, i.e. with both ends of pins or wires clamped
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/00234Surgical instruments, devices or methods, e.g. tourniquets for minimally invasive surgery

Abstract

The invention discloses a fracture restoration fixer for long bones of limbs. The fracture restoration fixer comprises first metal rods, second metal rods, connecting rings, a kirschner wire, a special kirschner wire and a pressed screw; the first metal rod is adjacent to the second metal rod and is connected with the second metal rod through the connecting ring to form a three-dimensional framework, two ends of two kirschner wires are arranged in through hole parts of two first metal rods which are arranged relative to each other, the middle part of each kirschner wire respectively penetrates through cortical bone on two sections of fractured bones, the special kirschner wire is arranged in a hollow part of the pressed screw, the pressed screw is installed in a screw hole on each of the first metal rod and the second metal rod, the pressed screw is locked onto the metal rods, and a tip of the special kirschner wire is compressed onto the fractured bone. The fracture restoration fixer has the beneficial effects that: when the fracture restoration fixer is used for carrying out the minimally invasive surgery, only local anesthesia is needed, simplicity in operation can be realized, and convenience in operation in primary hospitals; and surgical injury is small, the soft tissue surrounding the fractured bone is not damaged, the bone is unlikely to shift after the fractured bone is straightened, and the early functional training can be taken by the patient.

Description

Fracture reduction fixator for the long dry bone of extremity
Technical field
The present invention relates to medical instruments field, relate in particular to a kind of fracture reduction fixator for the long dry bone of extremity.
Background technology
There are for many years dispute, at present two kinds of viewpoints of general existence in the selection of extremity fracture Therapeutic Method always.A kind of 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 by operation, just can reach bone stump, 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 conservative treatment most patients such as maneuver, tractions, do not need to organize and damage and interior fixedly taking-up second operation again in the process of undergoing surgery.
Inventor is in being engaged in for a long time the practice of Orthopedic Clinical, and to fixing of extremity fracture, expectant treatment and operative treatment all adopted.But in therapeutic process, fracture expectant treatment mainly by manual reduction plintlet, fixes outward or Gypsum Fibrosum is fixed outward, although damage little but have difficult, the fixing unstable shortcoming that resets, if fracture fixation process is the fixing suffering limb blood circulation that too tightly affects outward, the local muscle contraction of Ruo Taisongzeyin causes fracture redisplacement; And in order to prevent fracture end displacement, hypozygal on the bone fixation broken ends of fractured bone, and make bone stump joint cannot carry out early stage functional exercise, the later stage easily causes ankylosis, muscle atrophia.And it is fixing in surgical incision, although fixation, dissect para-position, but operation process need to be done soft tissue widely and peel off, the destruction of soft tissue hinge can exert an influence to the blood fortune of fracture end, affects growth of spur, extend healing time, after union of fracture, also need fixing removal surgery in row, increase patient's misery, 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 the long dry bone of extremity, 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: a kind of fracture reduction fixator for the long dry bone of extremity is provided, comprises two the first metal bars, two the second metal bars, at least four connecting rings, two forcing screws that Kirschner wire, at least four Gents Kirschner wire processed and corresponding special Kirschner wire arrange, the two ends of described the first metal bar are respectively equipped with through-hole section, and described through-hole section is connected with the main body of the first metal bar by screw thread, and can move vertically, the needle point of described special Kirschner wire is blunt nosed shape, described forcing screw is hollow screw, the setting adjacent with the second metal bar of the first metal bar also connects and composes cube frame by described connecting ring, the two ends of two Kirschner wires are located in the through-hole section of two the first metal bars that are oppositely arranged, two Kirschner wires play bone draw through the inside and outside side seam cortex of the far and near end of fracture respectively, 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, by forcing screw, be locked on metal bar, the needle point of special Kirschner wire is pressed on the periosteum of fracture line upper limb or lower edge fracture surrounding is played to pressurization.
Wherein, be installed between the described forcing screw on two adjacent metal bars mutually vertical.
The invention has the beneficial effects as follows: do not cutting under patient's skin and the condition of soft tissue, by being located at external holder and the Kirschner wire contacting with knochenbruch, having reached knochenbruch has been corrected and fixing object, can give full play to the strong point of expectant treatment and operative treatment, abandon both defects, expectant treatment and operative treatment viewpoint are unified; The Minimally Invasive Surgery that adopts this device to carry out, only needs local anesthesia, simple to operate, convenient in basic hospital operation, and surgical injury is little, does not destroy fracture surrounding soft tissue, and knochenbruch has been corrected rear be difficultly shifted 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 the long dry bone of extremity of the present invention;
Fig. 2 be in Fig. 1 A-A to cross section view;
Fig. 3 is of the present invention for long first metal bar of fracture reduction fixator of dry bone of extremity and the schematic diagram of 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.
The specific embodiment
By describing technology contents of the present invention, structural feature in detail, being realized object and effect, below in conjunction with embodiment and coordinate accompanying drawing to be explained in detail.
Refer to Fig. 1 and Fig. 2, present embodiment is a kind of fracture reduction fixator for the long dry bone of extremity, comprises the forcing screw 6 of two the first metal bars 1, two pieces the second metal bar 2, four connecting rings 3, two Kirschner wires 4, four Gents Kirschner wire 5 processed and 5 settings of corresponding special Kirschner wire.The two ends of the first metal bar 1 are respectively equipped with through-hole section 11, and through-hole section 11 is connected with the main body of the first metal bar 1 by screw thread, and can move vertically; The needle point of special Kirschner wire 5 is blunt nosed shape; Forcing screw 6 is hollow screw.
The first metal bar 1 is connected between two and forms cube frame with the adjacent setting of the second metal bar 2 and by connecting ring 3, the two ends of two Kirschner wires 4 are located in the through-hole section 11 of two the first metal bars 1 that are oppositely arranged, two Kirschner wires 4 play bone draw through the inside and outside side seam cortex of the far and near end of fracture respectively, 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, by forcing screw 6, be locked on metal bar, the needle point of special Kirschner wire 5 is pressed on the periosteum of fracture line upper limb or lower edge fracture surrounding is played to pressurization, mutually vertical between forcing screw 6 on two adjacent metal bars and 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 for holding the through hole 111 of Kirschner wire 4, for the connecting portion being threaded with metal bar main body.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 in through-hole section 11, rotate.Kirschner wire 4, through after knochenbruch 10, rotates rotating handles 112, and external screw thread 113 moves upward in internal thread hole 12, the whole through-hole section 11 of jack-up upwards, thus and through-hole section 11 drives Kirschner wires 4 to move up knochenbruch 10 is strutted.
Using method of the present invention is as follows: patient gets dorsal position, visual area skin is carried out disinfection, and local anesthesia; On two far-ends of knochenbruch 10, respectively penetrate a Kirschner wire 4, see through offside cortical bone 5cm and do bone traction, and place respectively first metal bar 1 on skin 20 surfaces of the left and right sides of knochenbruch 10, the through-hole section 11 on the first metal bar 1 is passed in Kirschner wire 4 two, under x-ray fluoroscopy, by screw thread, by through-hole section 11, thereby the two side shiftings drive Kirschner wires 4 along the first metal bar 1 strut two knochenbruch 10, correct fracture cripetura displacement; Second metal bar 2 is respectively placed on skin 20 surfaces in the both sides up and down of knochenbruch 10, connecting ring 3 is loaded on between each metal bar, to make it form a cube frame whole; According to the knochenbruch plane of disruption 101 towards, after arriving periosteum surfaces with guide pin through skin 20, the suitable position at the four sides up and down of knochenbruch 10 extracts guide pin, the hole of more special Kirschner wire 5 being passed by guide pin and periosteum Surface Contact, forcing screw 6 is placed on the special Kirschner wire 5 outside skin 20 through after the screw of metal bar, by the special Kirschner wire 5 of vernier control of forcing screw 6, correct the displacement of knochenbruch 10 front and back sides, under x-ray fluoroscopy, confirm after the complete para-position of fracture end 102 of knochenbruch 10, by forcing screw 6 lockings, operation can complete.
The present invention is not cutting under patient's skin and the condition of soft tissue, by being located at external holder, knochenbruch is corrected and fixing object auxiliary being issued to of x-ray fluoroscopy with the Kirschner wire contacting with knochenbruch, can give full play to the strong point of expectant treatment and operative treatment, abandon both defects, expectant treatment and operative treatment viewpoint are unified; The Minimally Invasive Surgery that adopts this device to carry out, only needs 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 guarantee that knochenbruch is difficult for being shifted again, facilitates patient to carry out early functional exercise.
The foregoing is only embodiments of the invention; not thereby limit the scope of the claims of the present invention; every equivalent structure or conversion of equivalent flow process that utilizes description of the present invention and accompanying drawing content to do; 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 the long dry bone of extremity, it is characterized in that, comprise two the first metal bars, two the second metal bars, at least four connecting rings, two forcing screws that Kirschner wire, at least four Gents Kirschner wire processed and corresponding special Kirschner wire arrange;
The two ends of described the first metal bar are respectively equipped with through-hole section, and described through-hole section is connected with the main body of the first metal bar by screw thread, and can move vertically; The needle point of described special Kirschner wire is blunt nosed shape; Described forcing screw is hollow screw;
The setting adjacent with the second metal bar of the first metal bar also connects and composes cube frame by described connecting ring, the two ends of two Kirschner wires are located in the through-hole section of two the first metal bars that are oppositely arranged, two Kirschner wires play bone draw through the inside and outside side seam cortex of the far and near end of fracture respectively, 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, by forcing screw, be locked on metal bar, the needle point of special Kirschner wire is pressed on the periosteum of fracture line upper limb or lower edge fracture surrounding is played to pressurization.
2. the fracture reduction fixator for the long dry bone of extremity according to claim 1, is characterized in that: be installed between the described forcing screw on two adjacent metal bars mutually vertical.
CN201310680825.8A 2013-12-12 2013-12-12 For the fracture reduction fixator of extremity long diaphysis Active CN103622736B (en)

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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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CN103622736B CN103622736B (en) 2016-02-03

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106420022A (en) * 2016-10-20 2017-02-22 杭州首时科技有限公司 Intelligent individual exoskeleton device for fracture treatment
CN107137134A (en) * 2017-05-18 2017-09-08 唐佩福 A kind of composite bone fracture restorer
CN108158639A (en) * 2017-12-28 2018-06-15 王丰岩 External fixing rack and fractures equipment

Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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

Patent Citations (11)

* Cited by examiner, † Cited by third party
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

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106420022A (en) * 2016-10-20 2017-02-22 杭州首时科技有限公司 Intelligent individual exoskeleton device for fracture treatment
CN107137134A (en) * 2017-05-18 2017-09-08 唐佩福 A kind of composite bone fracture restorer
CN107137134B (en) * 2017-05-18 2023-04-07 唐佩福 Combined fracture repositor
CN108158639A (en) * 2017-12-28 2018-06-15 王丰岩 External fixing rack and fractures equipment
CN108158639B (en) * 2017-12-28 2019-11-05 王丰岩 External fixing rack and fractures equipment

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