A kind of internal and external fixation instrument for orthopaedic medical treatment uses specific purpose toolTechnical field
The present invention relates to the field of medical instrument technology, specifically a kind of internal and external fixation instrument for orthopaedic medical treatment uses special toolTool.
Background technique
Section is one of most common department of various big hospital, main dissection, physiology and the pathology for studying skeletal musculature, fortuneThe normal morphology and function of this system are kept and developed with drug, operation and physical method, are needed at present in orthopaedics using electricityCreep into row bore bone hole, using drill chuck tool electric drill is fixed when, to load and unload due to designing it is very troublesome, andIt is easy to appear loosening when in use, simultaneously because current most of drill chucks tool needs manually to be adjusted, to increaseThe operation difficulty of healthcare givers.
Existing 108078608 A of patent CN of China discloses a kind of internal and external fixation instrument for orthopaedic medical treatment using specific purpose tool,Including mounting plate, the mounting plate is in two Z-type symmetrical structure settings, and the bottom end of two Z-type structures of mounting plate is equipped withFirst connected unit, first connected unit are rotatably connected to fixed frame, and the side of the fixed frame passes through electric telescopic rod and peaceThe bottom end of loading board connects, and the surface of the mounting plate is equipped with control switch, and the output end electrical connection of the control switch is electronic to stretchThe input terminal of contracting bar, this internal and external fixation instrument for orthopaedic medical treatment use specific purpose tool, and overall structure is relatively simple, consequently facilitating carrying outOperation is mounted and dismounted, is adjusted using elasticity of the electric telescopic rod to fixed frame, consequently facilitating the adjusting of healthcare giversOperation, while the position of fixed frame is fastened by the electric telescopic rod after adjusting, it can be avoided and loosen, convenient for doctorThe use for the treatment of personnel.
But in the course of surgery, position can not be permanently affixed at one, therefore, in actual use process in above-mentioned patentMiddle flexibility ratio is inadequate, brings trouble for operation.
Summary of the invention
The purpose of the present invention is to provide a kind of internal and external fixation instrument for orthopaedic medical treatment to use specific purpose tool, to solve above-mentioned backThe problem of being proposed in scape technology.
To achieve the above object, the invention provides the following technical scheme:
A kind of internal and external fixation instrument for orthopaedic medical treatment uses specific purpose tool, including pedestal, fixes sleeve, L clevis pawl and clampingBlock；One end of the fixes sleeve is fixed on the base, and one end of the other end and symmetrically arranged L clevis pawl is hinged, L clevis pawlThe other end grip block is rotatably connected to by pin shaft, the upper end of the grip block passes through the first electric telescopic rod and L clevis pawlOutboard end it is hinged, the grip block is symmetrically installed with movable plate, two activities far from the side of the first electric telescopic rodOne end of plate is hinged with grip block, and the other end is connected by rubber pad, is provided with abutting plate between two movable plates, supportsFishplate bar passes through the second electric telescopic rod being arranged on the inside of grip block and connect with plate is abutted.
As a further solution of the present invention: the sleeve is provided with drive cavity, and motion bar is plugged in movable chamber, activityOne end of bar is fixed with link block, and the other end is fixed on threaded rod, and the two sides of the link block pass through connecting rod and L clevis pawlInside connection.
As further scheme of the invention: the both ends of the connecting rod are hinged with link block and L clevis pawl respectively.
As further scheme of the invention: the threaded rod is threaded in the screw shell fixed with shaft,Shaft is rotatably installed in the end of drive cavity and is rotatablely connected by the output shaft of transmission belt and motor.
As further scheme of the invention: the motor is clockwise and anticlockwise motor.
As further scheme of the invention: being fixed with limited block on the outside of the motion bar, limited block and setting existLimiting slot on sleeve lining is slidably connected.
As further scheme of the invention: one end on the pedestal far from sleeve is fixed with regulating part, regulating partIt is placed in the adjusting limiting slot being arranged in pedestal, and is connect by spring with the bottom for adjusting limiting slot.
As further scheme of the invention: being provided with the casing fixed with sleeve on the outside of the motor.
As further scheme of the invention: being further fixed on the battery storing for placing battery on the sleeveChamber, battery and motor, the first electric telescopic rod and the second electric telescopic rod are electrically connected.
Compared with prior art, the beneficial effects of the present invention are:
1, grip block can be driven to carry out angular adjustment by the first electric telescopic rod of setting, to improve medical staffAngular adjustment when being performed the operation, it is easy to use；
2, electric drill is fixed by the movable plate of setting and rubber pad, and big with the contact area of electric drill, fix tightlyGu meanwhile movable plate has certain activity space, therefore can realize that the electric drill of different size is fixed, the second electric telescopic rodAbutting plate can be driven to be connected on electric drill when elongation, to further increase the fixed fastness of electric drill；
3, limiting slot is adjusted by pulling pedestal that regulating part can be driven to be detached from, is then rotated, it can be achieved that electric drill angleAdjusting, for operation provide convenience；
4, motor is rotated by transmission belt drive shaft, screw shell rotation is driven when shaft rotates, to pass through screw threadBar drives motion bar mobile, can drive the folding of two L clevis pawls when link block is mobile by connecting rod, using being threadedly engaged realityIt now opens and closes, stability is high.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of embodiment one.
Fig. 2 is the sectional view of embodiment one.
Fig. 3 is the schematic enlarged-scale view in embodiment one at A.
Fig. 4 is the structural schematic diagram of embodiment two.
Fig. 5 is the right view of pedestal in embodiment two.
In figure: 1- pedestal, 2- fixes sleeve, 3-L clevis pawl, 4- link block, 5- connecting rod, the first electric telescopic rod of 6-,7- grip block, 8- pin shaft, 9- movable plate, 10- rubber pad, 11- abut plate, the second electric telescopic rod of 12-, 13- casing, 14- and passDynamic band, 15- motor, 16- shaft, 17- screw shell, 18- battery, 19- battery storing chamber, 20- drive cavity, 21- threaded rod,22- limiting slot, 23- limited block, 24- motion bar, 25- pedestal, 26- adjust limiting slot, 27- spring, 28- regulating part.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, completeSite preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based onEmbodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every otherEmbodiment shall fall within the protection scope of the present invention.
Embodiment one
Please referring to Fig. 1~3, in the embodiment of the present invention, a kind of internal and external fixation instrument for orthopaedic medical treatment uses specific purpose tool, includingPedestal 1, fixes sleeve 2, L clevis pawl 3 and grip block 7；One end of the fixes sleeve 2 is fixed on pedestal 1, the other end with it is rightClaim one end of the L clevis pawl 3 of setting hinged, the other end of L clevis pawl 3 is rotatably connected to grip block 7, the folder by pin shaft 8The upper end for holding block 7 is hinged by the outboard end of the first electric telescopic rod 6 and L clevis pawl 3, passes through the first electric telescopic rod of setting6 can drive grip block 7 to carry out angular adjustment, so that angular adjustment when medical staff performs the operation is improved, it is easy to use.
The grip block 7 is symmetrically installed with movable plate 9, two movable plates 9 far from the side of the first electric telescopic rod 6One end it is hinged with grip block 7, the other end is connected by rubber pad 10, is provided with abutting plate between two movable plates 911, it abuts plate 11 and is connect by the way that the second electric telescopic rod 12 of 7 inside of grip block is arranged in plate 11 is abutted, pass through the work of settingElectric drill is fixed in movable plate 9 and rubber pad 10, and big with the contact area of electric drill, fixation, meanwhile, movable plate 9 hasCertain activity space, therefore can realize that the electric drill of different size is fixed, the second electric telescopic rod 12 can drive abutting when extendingPlate 11 is connected on electric drill, to further increase the fixed fastness of electric drill.
The sleeve 2 is provided with drive cavity 20, and motion bar 24 is plugged in movable chamber 20, one end of motion bar 24 and connectionBlock 4 is fixed, and the other end is fixed on threaded rod 21, and the two sides of the link block 4 are connected by the inside of connecting rod 5 and L clevis pawl 3It connects, it is preferred that the both ends of the connecting rod 5 are hinged with link block 4 and L clevis pawl 3 respectively, and link block 4 can pass through company when mobileExtension bar 5 drives the folding of two L clevis pawls 3.
Specifically, the threaded rod 21 is threaded in the screw shell 17 fixed with shaft 16, and shaft 16 rotatesIt is mounted on the end of drive cavity 20 and is rotatablely connected by the output shaft of transmission belt 14 and motor 15, motor 15 passes through transmission belt 14Drive shaft 16 rotates, and drives screw shell 17 to rotate when shaft 16 rotates, to drive motion bar 24 to move by threaded rod 21It is dynamic.
It should be noted that the motor 15 is clockwise and anticlockwise motor, model are as follows: 4IK/80YYJT, the model motor performance are steadyIt is fixed, other model motors can also be used, required as long as meeting driving, the application compares without limitation.
Preferably, the outside of the motion bar 24 is fixed with limited block 23, limited block 23 and is arranged on 2 inner wall of sleeveLimiting slot 22 is slidably connected, and limited block 23 and limiting slot 22 play position-limiting action, realizes that motion bar 24 is only moved left and right.
The outside of the motor 15 is provided with the casing 13 fixed with sleeve 2, and casing 13 plays a protective role to motor 15.
Preferably, the battery storing chamber 19 for placing battery 18, battery 18 and electricity are further fixed on the sleeve 2Machine 15, the first electric telescopic rod 6 and the second electric telescopic rod 12 are electrically connected.
Embodiment two
Please referring to Fig. 1~5, in the embodiment of the present invention, a kind of internal and external fixation instrument for orthopaedic medical treatment uses specific purpose tool, includingPedestal 1, fixes sleeve 2, L clevis pawl 3 and grip block 7；One end of the fixes sleeve 2 is fixed on pedestal 1, the other end with it is rightClaim one end of the L clevis pawl 3 of setting hinged, the other end of L clevis pawl 3 is rotatably connected to grip block 7, the folder by pin shaft 8The upper end for holding block 7 is hinged by the outboard end of the first electric telescopic rod 6 and L clevis pawl 3, passes through the first electric telescopic rod of setting6 can drive grip block 7 to carry out angular adjustment, so that angular adjustment when medical staff performs the operation is improved, it is easy to use.
The grip block 7 is symmetrically installed with movable plate 9, two movable plates 9 far from the side of the first electric telescopic rod 6One end it is hinged with grip block 7, the other end is connected by rubber pad 10, is provided with abutting plate between two movable plates 911, it abuts plate 11 and is connect by the way that the second electric telescopic rod 12 of 7 inside of grip block is arranged in plate 11 is abutted, pass through the work of settingElectric drill is fixed in movable plate 9 and rubber pad 10, and big with the contact area of electric drill, fixation, meanwhile, movable plate 9 hasCertain activity space, therefore can realize that the electric drill of different size is fixed, the second electric telescopic rod 12 can drive abutting when extendingPlate 11 is connected on electric drill, to further increase the fixed fastness of electric drill.
The sleeve 2 is provided with drive cavity 20, and motion bar 24 is plugged in movable chamber 20, one end of motion bar 24 and connectionBlock 4 is fixed, and the other end is fixed on threaded rod 21, and the two sides of the link block 4 are connected by the inside of connecting rod 5 and L clevis pawl 3It connects, it is preferred that the both ends of the connecting rod 5 are hinged with link block 4 and L clevis pawl 3 respectively, and link block 4 can pass through company when mobileExtension bar 5 drives the folding of two L clevis pawls 3.
Specifically, the threaded rod 21 is threaded in the screw shell 17 fixed with shaft 16, and shaft 16 rotatesIt is mounted on the end of drive cavity 20 and is rotatablely connected by the output shaft of transmission belt 14 and motor 15, motor 15 passes through transmission belt 14Drive shaft 16 rotates, and drives screw shell 17 to rotate when shaft 16 rotates, to drive motion bar 24 to move by threaded rod 21It is dynamic.
It should be noted that the motor 15 is clockwise and anticlockwise motor, model are as follows: 4IK/80YYJT, the model motor performance are steadyIt is fixed, other model motors can also be used, required as long as meeting driving, the application compares without limitation.
Preferably, the outside of the motion bar 24 is fixed with limited block 23, limited block 23 and is arranged on 2 inner wall of sleeveLimiting slot 22 is slidably connected, and limited block 23 and limiting slot 22 play position-limiting action, realizes that motion bar 24 is only moved left and right.
One end on the pedestal 1 far from sleeve 2 is fixed with regulating part 28, and regulating part 28 is placed on setting in pedestal 25It adjusts in limiting slot 26, and is connect by spring 27 with the bottom for adjusting limiting slot 26, by pulling pedestal 1 that can drive regulating part28 are detached from adjusting limiting slot 26, are then rotated the adjusting, it can be achieved that electric drill angle, provided convenience for operation.
The outside of the motor 15 is provided with the casing 13 fixed with sleeve 2, and casing 13 plays a protective role to motor 15.
Preferably, the battery storing chamber 19 for placing battery 18, battery 18 and electricity are further fixed on the sleeve 2Machine 15, the first electric telescopic rod 6 and the second electric telescopic rod 12 are electrically connected.
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er QieIn the case where without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matterFrom the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended powerBenefit requires rather than above description limits, it is intended that all by what is fallen within the meaning and scope of the equivalent elements of the claimsVariation is included within the present invention.Any reference signs in the claims should not be construed as limiting the involved claims.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrappedContaining an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art shouldIt considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the artThe other embodiments being understood that.