CN105596064B - A kind of fracture resetting tongs and composite bone fracture reduction instrument - Google Patents
A kind of fracture resetting tongs and composite bone fracture reduction instrument Download PDFInfo
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- CN105596064B CN105596064B CN201610065492.1A CN201610065492A CN105596064B CN 105596064 B CN105596064 B CN 105596064B CN 201610065492 A CN201610065492 A CN 201610065492A CN 105596064 B CN105596064 B CN 105596064B
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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
- A61B17/28—Surgical forceps
- A61B17/2812—Surgical forceps with a single pivotal connection
- A61B17/282—Jaws
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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
- A61B17/28—Surgical forceps
- A61B17/2812—Surgical forceps with a single pivotal connection
- A61B17/2841—Handles
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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
- A61B2017/564—Methods for bone or joint treatment
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Abstract
The present invention relates to a kind of fracture resetting tongs, including left caliper and right caliper body, the left caliper and right caliper body are mutually hinged；The left caliper includes the first claw beam and the second claw beam, and the right caliper body includes third claw beam and the 4th claw beam, and first claw beam and the second claw beam are hinged, and the third claw beam and the 4th claw beam are hinged；The pressing plate that can be moved up and down along second claw beam is provided on second claw beam；The end of second claw beam and the 4th claw beam is both provided with cramping body；Further include positioning plate, one end of the positioning plate is fixedly connected with the 4th claw beam, and the other end is connect with the third claw beam, and the invention further relates to a kind of composite bone fracture reduction instruments.The present invention, which is clamped, to be stablized, and is optimized in terms of structure design and Functional Design, after bone stump is clamped in reduction forceps, can avoid interfering with subsequent operation, convenient for users to operation, and save manpower, improve efficiency, locating effect is more preferable.
Description
Technical field
The present invention relates to the field of medical instrument technology more particularly to a kind of fracture resetting tongs, further relate to a kind of Combined bone
Roll over reduction instrument.
Background technology
Clinically there are many shape, such as tip, homalocephalus and elbow etc., existing fracture for used fracture resetting tongs at present
Reduction forceps can be transferred through clamping bone stump, and the mode of hand-held reduction forceps resets displacement fracture, but be made in clinic at present
Such instrument is having the following problems：
1, since the structure design and Functional Design of existing reduction forceps are too simple, clamping bone stump is mostly with point or small area
Contact, therefore it is unstable to be easy to cause clamping, and still need to manpower after resetting and continue to hold, operating personnel's fatiguability；
2, due to caliper, this body structure is fixed, and is interfered between steel plate to be fixed, and setting for fixation steel plate is influenced
Enter, and more people is needed to be carried out at the same time assistance operation, waste of manpower is less efficient；
3, after existing reduction forceps removal manpower is held, reset is easy to be lost, usually makes the reduction of the fracture again and again, not only
Operating time is increased, and being susceptible to makes intraoperative blood loss increase, soft tissue injury is excessive in art, and post-operative recovery is poor to be waited not
Good consequence.
Invention content
It is an object of the present invention to overcome above-mentioned the deficiencies in the prior art, and then provide a kind of fracture resetting tongs,
Clamping is stablized, and is optimized in terms of structure design and Functional Design, after bone stump is clamped in reduction forceps, can be kept away
Exempt to interfere with subsequent operation, convenient for users to operation, and save manpower, improve efficiency, locating effect is more preferable.
Technical scheme of the present invention：
A kind of fracture resetting tongs, including left caliper and right caliper body, the left caliper and right caliper body are mutually hinged；
The left caliper includes the first claw beam and the second claw beam, and the right caliper body includes third claw beam and the 4th claw beam, institute
It states the first claw beam and the second claw beam is hinged, the third claw beam and the 4th claw beam are hinged；
The pressing plate that can be moved up and down along second claw beam is provided on second claw beam；
The end of second claw beam and the 4th claw beam is both provided with cramping body；
Further include positioning plate, one end of the positioning plate is fixedly connected with the 4th claw beam, the other end and the third
Claw beam connects.
Further, the positioning plate is arc-shaped, and one end of the positioning plate is provided with to match with the 4th claw beam
Mounting base, the through-hole passed through for the positioning plate is provided on the third claw beam；It is multiple fixed to be provided on the positioning plate
Position hole, is provided with the positioning pin coordinated with the location hole on the third claw beam.
Further, external screw thread is provided on second claw beam, the first adjustment nut, second adjustment nut pass through described
External screw thread is mounted on the second claw beam, and the pressing plate is mounted between the first adjustment nut and second adjustment nut.
Further, the cramping body includes the first grip block and the second grip block, and first grip block and second are pressed from both sides
The angle of plate formation is held between 90-120 °；First grip block and the second grip block are integrally formed, first grip block
It is a plurality of convex stupefied with being both provided on the second grip block.
Further, the cramping body includes stress carrier and pointed protrusion, described pointed to project through the stress and carry
Body is separately mounted to the end of second claw beam and the 4th claw beam.
Further, it is both provided on second claw beam and the 4th claw beam for stopping first claw beam and third pincers
The blocking portion that bar turns to the inside.
Further, the upper end of the third claw beam is hingedly provided with locking item, and the upper end of the first claw beam is installed with
With the latch of locking item cooperation.
The present invention has the advantages that compared with the existing technology：The present invention disclose fracture resetting tongs include left caliper and
Right caliper body, left caliper and right caliper body are hinged, and left caliper includes the first claw beam and the second claw beam, and right caliper body includes third claw beam and the
Four claw beams, the first claw beam and the second claw beam are hinged, and third claw beam and the 4th claw beam are hinged；So set, the first claw beam can be made
It is rotated relative to the second claw beam, meanwhile, third claw beam can also be rotated relative to the 4th claw beam, the end of the second claw beam and the 4th claw beam
Portion is provided with cramping body, and bone stump can be clamped by cramping body, and being provided on the second claw beam can be along the second claw beam
The setting of the pressing plate of lower movement, pressing plate compresses steel plate to be fixed and fracture, can be convenient for steel plate and bone carrying out nailing
It is fixed, it can not only ensure that the second claw beam, the 4th claw beam and bone stump carry out stablizing fixation, be also convenient for consolidating for steel plate and fracture
It is fixed；Further include positioning plate, one end of positioning plate is fixedly connected with the 4th claw beam, and the other end is connect with third claw beam, passes through positioning
First claw beam, third claw beam relative to the turned position of the second claw beam, the 4th claw beam can position admittedly by the setting of plate
It is fixed；The present invention can hold the first claw beam of reduction forceps and the clamp handle end of third claw beam by operator, the second claw beam of driving and
4th claw beam open and fracture can be clamped for pinching action, the cramping body positioned at the second claw beam and the 4th claw beam end
Firmly, the first claw beam and third claw beam at this moment can be laterally rotated, and fixes the rotation of the first claw beam, third claw beam by positioning plate
Position can prevent and steel plate to be fixed at this point, the top of the second claw beam, the 4th claw beam forms broader operating space
It interferes, is also convenient for operating personnel and operates, and save manpower, improve efficiency, locating effect is more preferable.
It is another object of the present invention to propose a kind of composite bone fracture reduction instrument, including the arrangement that is centrosymmetric
First positioning clamp and the second positioning clamp, first positioning clamp and the second positioning clamp are above-mentioned fracture resetting tongs；Described
It is connected by the first adjusting screw and the second adjusting screw between one positioning clamp and the second positioning clamp, first adjusting screw
One end is connect with the 4th claw beam of first positioning clamp, and the other end is connect with the second claw beam of second positioning clamp, described
One end of second adjusting screw is connect with the second claw beam of first positioning clamp, the other end and the 4th of second positioning clamp
Claw beam connects.
Further, first adjusting screw, the second adjusting screw pass through connector and first positioning clamp, the
Two positioning clipper joints, the connector are separately mounted to the second claw beam of first positioning clamp, the 4th claw beam and described second
On second claw beam of positioning clamp, the 4th claw beam.
Further, first adjusting screw, the second adjusting screw both ends be both provided with globular hinge head.
The present invention other than the advantage with above-mentioned reduction forceps, the present invention be more suitable for the fracture of the long bone of four limbs into
Row replacement and fixation, is conveniently operated, easy to use and flexible, good fixing effect, can improve quality of reduction, restores convenient for the later stage.
The additional aspect and advantage of the present invention will be set forth in part in the description, and will partly become from the following description
It obtains obviously, or recognized by the practice of invention.
Description of the drawings
Fig. 1 is the structural schematic diagram of the embodiment of the present invention one；
Fig. 2 is the structural schematic diagram of the first claw beam in Fig. 1；
Fig. 3 is the structural schematic diagram of the second claw beam in Fig. 1；
Fig. 4 is the structural schematic diagram of third claw beam in Fig. 1；
Fig. 5 is the structural schematic diagram of the 4th claw beam in Fig. 1；
Fig. 6 is enlarged diagrams of the Fig. 5 at A；
Fig. 7 is the structural schematic diagram of the embodiment of the present invention two；
Fig. 8 is the structural schematic diagram of the embodiment of the present invention three；
Fig. 9 is the structural schematic diagram of the embodiment of the present invention four；
1- left calipers in figure；2- right caliper bodies；3- pressing plates；4- cramping bodies；5- positioning plates；6- the first adjustment nuts；7- second
Adjusting nut；The first adjusting screws of 8-；The second adjusting screws of 9-；10- connectors；11- globular hinge heads；The first grip blocks of 41-；
The second grip blocks of 42-；43- is convex stupefied；44- stress carriers；The pointed protrusions of 45-；51- positioning seats；52- location holes；
The first positioning clamps of 100-；The first claw beams of 101-；The second claw beams of 102-；103- latch；The second positioning clamps of 200-；
201- third claw beams；The 4th claw beams of 202-；203- through-holes；204- positioning pins；205- blocking portions；206- locking items.
Specific implementation mode
Below with reference to attached drawing, the present invention is described in detail.
Embodiment one：
In conjunction with shown in Fig. 1 to Fig. 6, fracture resetting tongs disclosed in the present embodiment, including left caliper 1, right caliper body 2, left caliper 1
Hinged between right caliper body 2, left caliper 1 includes the first claw beam 101 and the second claw beam 102, the first claw beam 101 and the second claw beam
102 is hinged；Right caliper body 2 includes third claw beam 201 and the 4th claw beam 202, and third claw beam 201 and the 4th claw beam 202 are hinged.
More specifically, one end of the first claw beam 101 is provided with the clamp handle operated for operator, the other end and the second claw beam
102 is hinged, and similarly, one end of third claw beam 201 is also equipped with the clamp handle operated for operator, the other end and the 4th claw beam
202 is hinged；It is fixed by articulated shaft in the infall of the first claw beam 101 and third claw beam 201, in this way, operator can pass through pincers
Handle is operated, and the first claw beam 101 and third claw beam 201 is driven to open or be closed, and then drives the second claw beam 102 and the 4th pincers
The opening and closing of bar 202 act.
First claw beam 101 can be rotated relative to the second claw beam 102, and third claw beam 201 also can be 202 turns relative to the 4th claw beam
It is dynamic, it is preferable that blocking portion 205, the resistance being arranged on the second claw beam 102 are both provided on the second claw beam 102 and the 4th claw beam 202
Stopper 205 can stop that the first claw beam 101 turns to the inside relative to the second claw beam 102, similarly, be arranged on the 4th claw beam 202
Blocking portion 205 can stop that third claw beam 201 turns to the inside relative to the 4th claw beam 202；101 phase of the first claw beam can only be forced
Second claw beam 102 is laterally rotated, third claw beam 201 is laterally rotated relative to the 4th claw beam 202, the mesh of such setting
Be, broad operating space can be formed in the top of fracture, avoid because the first claw beam 101, third claw beam 201 rotate after,
Operating space is occupied, and then influences the operation of operating personnel, meanwhile, when steel plate is underlying, it also can avoid steel plate and the first claw beam
101, third claw beam 201 interferes, and can guarantee the smooth underlying of steel plate in this way and fixes, efficiency can be improved.
When the first claw beam 101, third claw beam 201 are relative to the second claw beam 102, the rotation of the 4th claw beam 202, need to pass through
Positioning plate 5 positions the turned position of the first claw beam 101 and third claw beam 201, and further, one end of positioning plate 5 is set
It is equipped with mounting base 51,5 arc-shaped shape of positioning plate, the setting that mounting base 51 and the 4th claw beam 202 match can by mounting base 51
Easily positioning plate 5 is fixedly mounted on the 4th claw beam 202, is provided on third claw beam 201 and leads to for what positioning plate 5 passed through
The arc in hole 203, positioning plate 5 is consistent around the movement locus of the 4th claw beam 202 with third claw beam 201；It is arcuately square in positioning plate 5
To multiple location holes 52 are equably provided with, the positioning pin 204 coordinated with location hole 52 is installed on third claw beam 201, leads to
It crosses positioning pin 204 and passes through location hole 52, third claw beam 201 and the turned position of the 4th claw beam 202 can be fixed, meanwhile, also will
First claw beam 101 is fixed relative to the turned position of the second claw beam 102；This have the advantage that can be to the first claw beam
101, the position of third claw beam 201 is fixed, and the first claw beam 101, third claw beam 201 is prevented to be freely rotated, can be further
Improve the second claw beam 102, the stability that the 4th claw beam 202 is clamped；In addition, the setting of positioning plate 5 can also play following effect, the
One, the operation for human body different parts is different for the angle of reduction forceps operation during the reduction of the fracture, positioning plate 5
The first claw beam 101 and 201 bending of third claw beam can be made in required angle, facilitate and operated；Second, the positioning on positioning plate 5
When hole 52 and the lock fit of positioning pin 204 can make operator operate reduction forceps, the first claw beam 101, third claw beam 201
Firm state can be remained between the second claw beam 102, the 4th claw beam 202, convenient for the control in clamping orientation.
Further, pressing plate 3 is sleeved on the second claw beam 102, and pressing plate 3 can be moved up and down relative to the second claw beam 102,
Meanwhile pressing plate 3 can also be freely rotated relative to the second claw beam 102, more specifically, outer spiral shell is provided on the second claw beam 102
Line, the first adjustment nut 6, second adjustment nut 7 are mounted on by external screw thread on the second claw beam 102, the first adjustment nut 6, the
Two adjusting nuts 7 can be moved up and down by external screw thread relative to the second claw beam 102, and 3 clamping of pressing plate is in the first adjustment nut 6
Between second adjustment nut 7, it can carry out moving down with dynamic pressure plate 3 by rotating the first adjustment nut 6 and second adjustment nut 7
It is dynamic, and then the position of pressing plate 3 is adjusted, after the completion of the adjustment of position, the first adjustment nut 6 and second adjustment nut 7 can also be to pressures
Plate 3 forms being fixedly clamped effect, can prevent pressing plate 3 from moving and rotation, thus can by pressing plate 3 by steel plate to be fixed and
Fracture forms stable compression fit, and the operation of follow-up nailing, the position that steel plate and fracture coordinate is facilitated to be less likely to occur
Mobile, nailing position is accurate, reduces the bleeding in surgical procedure and soft tissue injury, is convenient for postoperative recovery.
Still further, locking item 206 is hingedly equipped in the upper end of third claw beam 201, in the upper of the first claw beam 101
End is installed with the latch 103 coordinated with locking item 206, by the cooperation of locking item 206 and latch 103, can make the
The position of one claw beam 101 and third claw beam 201 is fixed, and then position between the second claw beam 102 and the 4th claw beam 202 can be made solid
It is fixed.
It is both provided with cramping body 4 in the end of the second claw beam 102 and the 4th claw beam 202, cramping body 4 includes first vertically
Grip block 41 and the second grip block 42 with the first grip block 41 at an angle, the first grip block 41 and the second grip block 42 it
Between the angle that is formed between 90-120 °, it is preferable that the length of the second grip block 42 can utilize the in this way between 1-2mm
First grip block 41 of two claw beams, 102 end and the first grip block 41 of 202 end of the 4th claw beam jointly press from both sides fracture
Tight to reset, the second grip block 42 can form certain limit between bone, be slided when preventing the first grip block 41 from exerting a force
It is de-, it can ensure that cramping body 4 can steadily clamp the disconnected place of bone in this way, and fracture is resetted.To prevent the first grip block
41 slippage further enhances the frictional force between the first grip block 41 and bone, is clamped in the first grip block 41 and second
A plurality of convex stupefied 43 are both provided on plate 42.
Embodiment two：
As shown in fig. 7, the present embodiment the difference is that only cramping body 4, the disclosed clamping of the present embodiment with embodiment one
Body 4 includes stress carrier 44 and pointed raised 45, and stress carrier 44 is respectively and fixedly installed to the second claw beam 102 and the 4th claw beam
202 end, stress carrier 44 is tubular structure, it is of course also possible to which stress carrier 44 is designed to other shapes as needed
, such as plate etc., these are all well-known to those skilled in the art, without spending creative work that can obtain,
It is not described in detail herein.
Stress carrier 44 on second claw beam 102 is relatively symmetrically arranged with the stress carrier 44 on the 4th claw beam 202, stress
It can be integrally formed so that it is convenient to the system of processing with stress carrier 44 that pointed raised 45, pointed raised 45 are provided on carrier 44
It makes, certainly, pointed raised 45 can also be weldingly fixed on the surface of stress carrier 44；Preferably, pointed raised 45 two are set as
A, pointed raised 45 setting can form point contact between bone, and two pointed raised 45 can steadily be clamped in sclerotin
On, it can prevent reduction forceps in clamping process from arbitrarily rotating, pointed raised 45 make to produce between the cramping body 4 of positioning clamp and bone
Raw larger pressure, and then can prevent cramping body 4 from slipping；Simultaneously as using pointed raised 45, the clamping of the present embodiment can be made
Body 4 is more suitable for reset and positioning after limbs short bone or fracture of ossiculum, it is easier to operate.In clinical fracture operation, with
It usually requires to cut all skin and flesh and soft tissue so that bone stump is completely exposed toward fractures method, and then carries out the reduction of the fracture
It is fixed, it thus transports the blood of fracture end and further destroys so that fracture delayed union and bone nonunion risk increase, excessive in art
The destruction of soft tissue keeps patient's postoperative function bad, and quality of life declines；And use cramping body 4 disclosed in the present embodiment can be with
In the case where less cutting skin and flesh and soft tissue, fracture operation minimally-invasive treatment is carried out, by being cut respectively in bone stump both sides
One osculum is transmitted by x-ray in art so that the cramping body 4 of reduction forceps can be put into, fracture can be made to reach closed reduction,
Fracture end blood fortune is allowed in this way and avoids secondary destruction, and postoperative fracture healing is fast, and soft tissue injury is light in art, postoperative function
It is good, and disposable reset makes operation and anesthesia duration greatly shorten, intraoperative blood loss is few, and patient restores fast, and the hospital stays is short, greatly
The big medical expense for reducing patient.
Embodiment three：
As shown in figure 8, present embodiment discloses a kind of composite bone fracture reduction instrument, include the of the arrangement that is centrosymmetric
One positioning clamp 100 and the second positioning clamp 200, the first positioning clamp 100 and the second positioning clamp 200 are disclosed in above-described embodiment one
Positioning clamp；It is connected by the first adjusting screw 8 and the second adjusting screw 9 between first positioning clamp 100 and the second positioning clamp 200,
It is adjusted by the rotation of the first adjusting screw 8 and the second adjusting screw 9, the first positioning clamp 100 and the second positioning clamp 200 can be changed
The distance between, and then separation and the cripetura displacement of bone stump are corrected, it is this to adjust silk by adjusting lead screw 8 and second to first
The fine-tuning mode of thick stick 9 carries out correction displacement to fracture site, relative to the mode that manpower is held, resets and more stablizes, is accurate, and
And bone stump can be maintained to reset in any spatiality without changing, when carrying out the adjustment reset of Transmission X line in this way in art, save
Traditional human hand is held, and operator is made to avoid excessive x-ray damage；Pass through the first positioning clamp 100 and the second positioning clamp 200
Combination, the present embodiment can be made to be more suitable for the reduction of the fracture to limbs long bone, the first positioning clamp 100 place disconnected to bone can be passed through
One end carries out clamping, the other end clamping by the second positioning clamp 200 to the disconnected place of bone, by the first positioning clamp 100 and second
Positioning clamp 200 exerts a force, and can make the reduction of the fracture of long bone；Adjust the distance between the first positioning clamp 100 and the second positioning clamp 200 energy
The composite bone fracture of the present embodiment is enough set to reset the locating apparatus scope of application wider.
One end of first adjusting screw 8 is connect with the 4th claw beam 202 of the first positioning clamp 100, the first adjusting screw 8 it is another
One end is connect with the second claw beam 102 of the second positioning clamp 200, more specifically, in the 4th claw beam 202 of the first positioning clamp 100
On be set with connector 10, be also set with connector 10 on the second claw beam 102 of the second positioning clamp 200, connector 10 can lead to
Bolt is crossed to be respectively fixedly connected with the 4th claw beam 202, the second claw beam 102；Connector 10 can be convenient for and the second claw beam the 102, the 4th
The assembly and disassembly of claw beam 202.In the small tubular bone fracture operation of hand and foot, since operable space is small, Combined bone
Folding resets that locating apparatus is obvious is inconvenient to be operated, and can be torn open composite bone fracture reset locating apparatus by connector 10 at this time
The reset that solution is fractured at an independent positioning clamp, this composable and dismounting design make the application of reduction forceps that can more meet
In the needs of clinical fractures.
Still further, being respectively arranged with globular hinge head 11, i.e. the first adjusting screw at the both ends of the first adjusting screw 8
8 both ends are connect by two globular hinge heads 11 with two connectors 10 respectively.The setting of connector 10 can facilitate and first
4th claw beam 202 of positioning clamp 100, the second claw beam 102 of the second positioning clamp 200 are assembled and are adjusted, globular hinge head 11
Setting the first positioning clamp 100 and the second positioning clamp 200 can be made to occur relative to the first adjusting screw 8 and the second adjusting screw 9
It rotates to multiple degrees of freedom, during reduction forceps hold fracture end reduction, the movement of 11 all directions of globular hinge head can meet
The correction that reduction forceps shift bone stump three dimensions can be more suitable for the reduction of the fracture of various angles.
Combined type disclosed in the present embodiment resets locating apparatus compared with conventional reset clamps, and maximum advantage is energy
It is enough in the case of x-ray, to reach the closed reduction of fracture, and be almost adapted to each position tubular bone fracture of whole body in combination art
Treatment；Secondly, after the completion of reset, whole device can facilitate the placement for completing follow-up steel plate and lock operation, greatly improve
The therapeutic effect of fracture.
Example IV：
As shown in figure 9, present embodiment discloses a kind of composite bone fracture reduction instrument, with differing only in for embodiment three
The present embodiment the first positioning clamp 100 and the second positioning clamp 200 are reduction forceps disclosed in above-described embodiment two, the present embodiment in addition to
Have the advantages that other than above-described embodiment three that there is pointed raised 45 cramping body 4 can accurately clamp sclerite inner face, with
Increasing pressure enables pointed raised 45 to stick into sclerotin, so that the first positioning clamp 100 and the second positioning clamp 200 can press from both sides securely
Sclerotin is held, the reduction of the fracture is made, simultaneously because pointed raised 45 reduce the spatial volume of cramping body 4, is provided more for operator
Big operating space, the person of being conveniently operated are operated.
Above example is only to the exemplary description of this patent does not limit its scope of protection, people in the art
Member can also be changed its part, as long as it does not exceed the essence of this patent, within the protection scope of the present patent.
Claims (9)
1. a kind of fracture resetting tongs, which is characterized in that including left caliper (1) and right caliper body (2), the left caliper (1) and right pincers
Body (2) is mutually hinged；
The left caliper (1) includes the first claw beam (101) and the second claw beam (102), and the right caliper body (2) includes third claw beam
(201) with the 4th claw beam (202), first claw beam (101) and the second claw beam (102) are hinged, the third claw beam (201) and
4th claw beam (202) is hinged；It is both provided on second claw beam (102) and the 4th claw beam (202) for stopping described first
The blocking portion (205) that claw beam (101) and third claw beam (201) turn to the inside
The pressing plate (3) that can be moved up and down along second claw beam (102) is provided on second claw beam (102)；
The end of second claw beam (102) and the 4th claw beam (202) is both provided with cramping body (4)；
Further include positioning plate (5), one end of the positioning plate (5) is fixedly connected with the 4th claw beam (202), the other end and institute
State third claw beam (201) connection.
2. a kind of fracture resetting tongs according to claim 1, which is characterized in that the positioning plate (5) is arc-shaped, described fixed
One end of position plate (5) is provided with the mounting base (51) to match with the 4th claw beam (202), on the third claw beam (201)
It is provided with the through-hole (203) passed through for the positioning plate (5)；Multiple location holes (52) are provided on the positioning plate (5), it is described
The positioning pin (204) coordinated with the location hole (52) is provided on third claw beam (201).
3. a kind of fracture resetting tongs according to claim 2, which is characterized in that be provided on second claw beam (102)
External screw thread, the first adjustment nut (6), second adjustment nut (7) are mounted on by the external screw thread on the second claw beam (102), institute
Pressing plate (3) is stated to be mounted between the first adjustment nut (6) and second adjustment nut (7).
4. a kind of fracture resetting tongs according to claim 3, which is characterized in that the cramping body (4) includes the first clamping
The angle that plate (41) and the second grip block (42), first grip block (41) and the second grip block (42) are formed is at 90-120 °
Between；First grip block (41) and the second grip block (42) are integrally formed, first grip block (41) and the second clamping
It is both provided on plate (42) a plurality of convex stupefied (43).
5. a kind of fracture resetting tongs according to claim 3, which is characterized in that the cramping body (4) includes stress carrier
(44) and pointed raised (45), pointed raised (45) are separately mounted to second claw beam by the stress carrier (44)
(102) and the end of the 4th claw beam (202).
6. a kind of fracture resetting tongs according to claim 2, which is characterized in that cut with scissors the upper end of the third claw beam (201)
It connects and is provided with locking item (206), the upper end of the first claw beam (101) is installed with the locking coordinated with the locking item (206)
Block (103).
7. a kind of composite bone fracture reduction instrument, which is characterized in that the first positioning clamp (100) including the arrangement that is centrosymmetric and
Second positioning clamp (200), first positioning clamp (100) and the second positioning clamp (200) are such as claim 1-6 any one
The fracture resetting tongs；Pass through the first adjusting screw (8) between first positioning clamp (100) and the second positioning clamp (200)
It is connected with the second adjusting screw (9), the 4th pincers of one end of first adjusting screw (8) and first positioning clamp (100)
Bar (202) connects, and the other end is connect with the second claw beam (102) of second positioning clamp (200), second adjusting screw
(9) one end is connect with the second claw beam (102) of first positioning clamp (100), the other end and second positioning clamp (200)
The 4th claw beam (202) connection.
8. a kind of composite bone fracture reduction instrument according to claim 7, which is characterized in that first adjusting screw
(8), the second adjusting screw (9) is connect by connector (10) with first positioning clamp (100), the second positioning clamp (200),
The connector (10) is separately mounted to the second claw beam (102), the 4th claw beam (202) and institute of first positioning clamp (100)
State the second claw beam (102) of the second positioning clamp (200), on the 4th claw beam (202).
9. a kind of composite bone fracture reduction instrument according to claim 8, which is characterized in that first adjusting screw
(8), the both ends of the second adjusting screw (9) are both provided with globular hinge head (11).
Priority Applications (1)
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| CN108158641A (en) * | 2017-12-14 | 2018-06-15 | 四川知创空间孵化器管理有限公司 | A kind of bent anklebone reduction forceps |
| CN108582018A (en) * | 2018-07-05 | 2018-09-28 | 佛山市因诺维生物科技有限公司 | A kind of biological medium clamp device |
| CN110680493A (en) * | 2019-11-14 | 2020-01-14 | 蒋长伟 | Accurate fixed position's wound orthopedics fixing forceps that resets |
| CN111493995B (en) * | 2020-03-27 | 2020-12-01 | 单国华 | Clamp for fracture operation |
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| EP1044653A3 (en) * | 1999-04-12 | 2001-10-04 | Accurate Surgical & Scientific Instruments Corporation | Bone clamp for dynamic and non-dynamic compression of fractures |
| CN2708855Y (en) * | 2004-06-18 | 2005-07-13 | 姚松平 | Four-claw bone holder having press plate with hole |
| CN201356639Y (en) * | 2009-03-11 | 2009-12-09 | 刘涛 | Holder for long bone reposition |
| CN202342166U (en) * | 2011-12-09 | 2012-07-25 | 殷铭 | Orthopaedics steel plate clamping tongs |
| CN102631236A (en) * | 2012-05-14 | 2012-08-15 | 中国人民解放军第二军医大学 | Reset forceps for healing massa lateralis atlantis fractures |
| CN103976773A (en) * | 2014-06-04 | 2014-08-13 | 马秋野 | Reduction forceps |
| CN205286469U (en) * | 2016-01-29 | 2016-06-08 | 张�杰 | Reduction of fracture pincers and combination formula reduction of fracture apparatus |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9675400B2 (en) * | 2011-04-19 | 2017-06-13 | Biomet Manufacturing, Llc | Patient-specific fracture fixation instrumentation and method |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1044653A3 (en) * | 1999-04-12 | 2001-10-04 | Accurate Surgical & Scientific Instruments Corporation | Bone clamp for dynamic and non-dynamic compression of fractures |
| CN2708855Y (en) * | 2004-06-18 | 2005-07-13 | 姚松平 | Four-claw bone holder having press plate with hole |
| CN201356639Y (en) * | 2009-03-11 | 2009-12-09 | 刘涛 | Holder for long bone reposition |
| CN202342166U (en) * | 2011-12-09 | 2012-07-25 | 殷铭 | Orthopaedics steel plate clamping tongs |
| CN102631236A (en) * | 2012-05-14 | 2012-08-15 | 中国人民解放军第二军医大学 | Reset forceps for healing massa lateralis atlantis fractures |
| CN103976773A (en) * | 2014-06-04 | 2014-08-13 | 马秋野 | Reduction forceps |
| CN205286469U (en) * | 2016-01-29 | 2016-06-08 | 张�杰 | Reduction of fracture pincers and combination formula reduction of fracture apparatus |
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