CN102670290B - Adjustable multipurpose fracture reduction outer fixing frame - Google Patents
Adjustable multipurpose fracture reduction outer fixing frame Download PDFInfo
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- CN102670290B CN102670290B CN201210158414.8A CN201210158414A CN102670290B CN 102670290 B CN102670290 B CN 102670290B CN 201210158414 A CN201210158414 A CN 201210158414A CN 102670290 B CN102670290 B CN 102670290B
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Abstract
The invention discloses an adjustable multipurpose fracture reduction outer fixing frame which comprises at least one set of fixing frame body. The fixing frame body comprises an axial adjusting screw, two axial adjusting devices arranged at the two ends of the axial adjusting screw, two main brackets, two horizontal adjusting devices, two vertical adjusting devices as well as a main needle clamp and an auxiliary needle clamp which are fixed with the horizontal adjusting device and vertical adjusting device on the same side; a fracture fixing needle is arranged on the main needle clamp and the auxiliary needle clamp respectively; the horizontal adjusting device drives the main needle clamp and the auxiliary needle clamp to move in a horizontal direction; the vertical adjusting device drives the main needle clamp and the auxiliary needle clamp to move in a vertical direction; and the axial adjusting device drives the main needle clamp and the auxiliary needle clamp to move in an axial direction. The adjustable multipurpose fracture reduction outer fixing frame disclosed by the invention realizes convenient and accurate alignment and adjustment, has better generality and universality in treating fracture, and is firm and reliable and small in volume; and moreover, the needle through hole is flexibly adjusted, and the functional exercise of the joint can be taken at the early stage after operation.
Description
Technical field
The present invention relates to a kind of surgery medical machinery, particularly relate to one multi-direction adjustable, parking position accuracy fixing, simultaneously the adjustable multipurpose fixation support for reduction of fracture of early functional exercise make to fracture.
Background technology
Fracture external fixing rack has the elongation of adjustment and cripetura function at present, can only correct fracture axis separation or overlapping, after fixing with fracture external fixing rack, in the time there is axis angulation, left and right separation or separate front and back in fracture, adjust the difficulty that resets, therefore existing fracture external fixing rack only has fixing function, there is no the function resetting, the still para-position of fracturing after normal appearance is fixing with fracture external fixing rack is not good, is difficult to meet clinical fracture reduction demand accurate, easy to adjust; Also exist the adjustment in the hole of threading a needle dumb simultaneously, make to install fracture external fixing rack inconvenience, affect clinical practice.In most cases clinician is faced with the stability that ensures again fracture and joint when joint motion is provided, and the method for these two kinds of treatments was sequential in the past, and first ensure the stable of fracture and heal, then joint motion after appropriate time, prevent stiff.Desirable fractures is minimally-invasive treatment, parking position accuracy, find to fracture easy to adjust while dislocation again, reliably fixing, early exercise, reducing local blood fortune destroys, especially in treatment when intra-articular fracture, under the prerequisite of fracture stabilization, postoperative horse back functional exercise, can prevent ankylosis, promote joint to heal early.Existing fracture external fixing rack volume is larger, should not be used in hands, the little articular fracture of foot.In the time of the fracture fixation of nearly joint part, joint is difficult to early functional exercise, is not suitable for the fracture of joint part.Multiple fracture exterior fixation bracket is due to dismountable inconvenience at present, and just, for the single fracture of a part, versatility and the popularity for the treatment of fracture are poor.
Summary of the invention
The present invention completes in order to solve deficiency of the prior art, the object of this invention is to provide a kind of axis separation or overlapping that occurs when fracturing, axis angulation, left and right separate or when separate front and back, para-position is easy to adjust and accurate, fixing reliable, versatility and the popularity for the treatment of fracture are better, and volume is little, the postoperative adjustable multipurpose fixation support for reduction of fracture that can carry out in early days exercise of joint function.
A kind of adjustable multipurpose fixation support for reduction of fracture of the present invention, comprise at least a set of fixing bracket body, described fixing bracket body comprises axial adjustment screw rod, be arranged on two axial-adjustment units and two main supports at described axial adjustment screw rod two ends, two level(l)ing devices, two vertical adjusting devices and main pin folder and the secondary pin folder all fixed with described level(l)ing device and the described vertical adjusting device of same side, on described main pin folder and described secondary pin folder, be all folded with fracture fixing needle, described level(l)ing device drives described main pin folder and described secondary pin folder to move in the horizontal direction, described vertical adjusting device drives described main pin folder and described secondary pin to be clipped in vertical direction and moves, described axial-adjustment unit drives described main pin folder and described secondary pin to be clipped in axial direction and moves.
A kind of adjustable multipurpose fixation support for reduction of fracture of the present invention can also be:
Described level(l)ing device comprises that horizontal stand and two far-ends that upper end is hinged on described main support bottom are hinged on respectively the horizontal adjustment screw rod on described main support and described horizontal stand, the near-end of described two horizontal adjustment screw rods is threaded with the both ends of a horizontal adjustment nut, described two horizontal adjustment screw flight hands of spiral are contrary, and described main pin folder is all fixed on described horizontal stand with described secondary pin folder.
Described vertical adjusting device comprises that the vertical support frame and two far-ends that are articulated with on described horizontal stand are hinged on respectively the vertical adjusting screw rod on described horizontal stand and described vertical support frame, the near-end of described two vertical adjusting screw rods is threaded with the both ends of a vertical adjusting nut, described two vertical adjusting screw flight hands of spiral are contrary, and described vertical support frame and described horizontal stand are fixed.
Described level(l)ing device comprises that upper end is hinged on the horizontal stand of described main support bottom, the end of one end of described horizontal stand and a horizontal adjustment bolt is fixed, described horizontal adjustment bolt is through described main support and from being threaded with described main support, and the other end of described horizontal stand and described main pin folder and described secondary pin are clamping fixed.
Described vertical adjusting device comprises the vertical support frame being articulated with on described horizontal stand, the end of one end of described vertical support frame and a vertical adjusting bolt is fixed, described vertical adjusting bolt passes described horizontal stand and is threaded with described horizontal stand, and the other end of described vertical support frame and described horizontal stand are fixed.
Described vertical support frame is hinged on described horizontal stand by vertical rotating shaft, and described vertical support frame rotates taking described vertical rotating shaft as the center of circle, and described vertical support frame end is set in described vertical rotating shaft outside.
The top of described horizontal stand is hinged on described main support by feathering axis, and described horizontal stand rotates taking described feathering axis as the center of circle, and the top of described horizontal stand is set in described feathering axis outside.
Described axial-adjustment unit comprises the axial adjustment knob that is arranged on described two main supports outside, and described axial adjustment knob is connected with described axial adjustment screw flight, described axial knob arranged outside axial locking nut.
Described axial adjustment screw rod passes wherein main support, and the end of described axial adjustment screw rod and another main support are fixed, and described axial adjustment screw rod is threaded with movable main support.
Comprise the fixing bracket body of the corresponding setting of two covers, the two ends of described fracture fixing needle are separately fixed on described two cover fixing bracket bodies corresponding main pin folder and secondary pin folder.
Described main pin folder and secondary pin folder are separately fixed on universal joint, and described universal joint connects by connecting rod, and described connecting rod and described level(l)ing device and vertical adjusting device are all fixing.
A kind of adjustable multipurpose fixation support for reduction of fracture of the present invention, because it comprises at least a set of fixing bracket body, described fixing bracket body comprises axial adjustment screw rod, be arranged on two axial-adjustment units and two main supports at described axial adjustment screw rod two ends, two level(l)ing devices, two vertical adjusting devices and main pin folder and the secondary pin folder all fixed with described level(l)ing device and the described vertical adjusting device of same side, on described main pin folder and described secondary pin folder, be all folded with fracture fixing needle, described level(l)ing device drives described main pin folder and described secondary pin folder to move in the horizontal direction, described vertical adjusting device drives described main pin folder and described secondary pin to be clipped in vertical direction and moves, described axial-adjustment unit drives described main pin folder and described secondary pin to be clipped in axial direction and moves.When use, fixed support is fixed on to fracture place, then fracture fixing needle is inserted to fracture place, regulate as required axial-adjustment unit and then the relative axial position of two main supports is regulated, and then the relative axial positions of two main pins folders of adjustment and two secondary pin folders, make winner's pin folder and secondary pin carry moving fracture fixing needle secretly and move, finally the bone of fracture is carried out to axial location adjusting, realize axial location accurately; Can regulate level(l)ing device and vertical adjusting device simultaneously, and then two main pins folders of adjustment and two secondary pins folder upper and lower positions of level, making winner's pin folder and secondary pin carry moving fracture fixing needle secretly moves at horizontal level, finally the bone of fracture is carried out to horizontal direction position adjustments, realize horizontal direction location accurately; Certainly can regulate level(l)ing device and vertical adjusting device, and then two main pins folders of adjustment and two secondary pins folder level left and right upper-lower positions and vertical interior external position, making winner's pin folder and secondary pin carry moving fracture fixing needle secretly moves at horizontal level and upright position, finally the bone of fracture is carried out to horizontal direction position adjustments and vertical direction position adjustments, realize the location of horizontal direction and vertical direction accurately.And because this device is smaller, after operation is fixing, the activity that can will begin in a minute of the fractures such as joint.With respect to the advantage of prior art be like this: can realize axially at three dimensions, the adjustment of the six-freedom degree of three directions of horizontal and vertical, and it is higher to adjust ratio of precision, can realize pressurization or traction on joint, the key longitudinal axis, can para-position accurate, realize and accurately resetting and external stability reliably, and postoperative horse back carries out joint and bends and stretches functional exercise, the range of activity in joint reaches 0-90 °, and simultaneously fixing bracket body applies external force and promote generation and the healing of injured bone to fracture portions.
Brief description of the drawings
A kind of adjustable multipurpose fixation support for reduction of fracture of Fig. 1 the present invention the first embodiment front view.
A-A sectional view in a kind of adjustable multipurpose fixation support for reduction of fracture of Fig. 2 the present invention Fig. 1.
Upward view in a kind of adjustable multipurpose fixation support for reduction of fracture of Fig. 3 the present invention Fig. 1.
A kind of adjustable multipurpose fixation support for reduction of fracture of Fig. 4 the present invention the second embodiment front view.
A-A sectional view in a kind of adjustable multipurpose fixation support for reduction of fracture of Fig. 5 the present invention Fig. 4.
Upward view in a kind of adjustable multipurpose fixation support for reduction of fracture of Fig. 6 the present invention Fig. 4.
Figure number explanation
1 ... axial adjustment screw rod 2 ... main support 3 ... main pin folder
4 ... secondary pin folder 5 ... fracture fixing needle 6 ... horizontal stand
7 ... horizontal adjustment screw rod 8 ... horizontal adjustment nut 9 ... vertical support frame
10 ... vertical adjusting screw rod 11 ... vertical adjusting nut 12 ... horizontal adjustment bolt
13 ... vertical adjusting bolt 14 ... feathering axis 15 ... vertical rotating shaft
16 ... axial adjustment knob 17 ... locking nut 18 ... universal joint
19 ... connecting rod
Detailed description of the invention
Fig. 1 to Fig. 6 below in conjunction with accompanying drawing is described in further detail a kind of adjustable multipurpose fixation support for reduction of fracture of the present invention.
A kind of adjustable multipurpose fixation support for reduction of fracture of the present invention, please refer to Fig. 1 to Fig. 6, comprise at least a set of fixing bracket body, described fixing bracket body comprises axial adjustment screw rod 1, be arranged on two axial-adjustment units and two main supports 2 at described axial adjustment screw rod 1 two ends, two level(l)ing devices, two vertical adjusting devices and main pin folder 3 and the secondary pin folder 4 all fixed with described level(l)ing device and the described vertical adjusting device of same side, on described main pin folder 3 and described secondary pin folder 4, be all folded with fracture fixing needle 5, described level(l)ing device drives described main pin folder 3 and described secondary pin folder 4 to move in the horizontal direction, described vertical adjusting device drives described main pin folder 3 and described secondary pin folder 4 to move in the vertical direction, described axial-adjustment unit drives described main pin folder 3 and described secondary pin folder 4 to move at axial direction.The situation of a set of fixing bracket body is while being applicable to the reduction of the fracture of hand metacarpophalangeal joints, only can realize accurate adjustment and para-position is accurately fixed in the bone one side setting of fracture.And the situations of two cover fixing bracket bodies are for pointing that dislocation of interphalangeal joint of hand or intra-articular fracture reset or when shank knee joint or ankle joint joint dislocation or intra-articular fracture reset, in the relative both sides of Gu Zhe bone, two cover fixing bracket bodies are set, two cover fixing bracket bodies are fixed the two ends of the fracture fixing needle 5 that traverses the bone longitudinal axis, make fixing more firm, the stability of two fixing bracket bodies is better, is conducive to the early stage motion in postoperative joint.Two main pin folders 3 are connected with two main supports 2 respectively indirectly with two secondary pin folders 4, and therefore main support 2 moves, and two main pin folders 3 and two secondary pin folders 4 are also and then mobile, and then make fracture fixing needle 5 drive bone to move.Fracture fixing needle 5 can be that Kirschner wire can be also screw needle.When use, first fracture is simply resetted, then under x-ray fluoroscopy, at least three fracture fixing needles 5 are inserted at two ends at fracture line, then fixed support is fixed on fracture fixing needle 5, regulate as required axial-adjustment unit and then the relative axial position of two main supports 2 is regulated, and then the relative axial position of two main pins folders 3 of adjustment and two secondary pins folders 4, make winner's pin folder 3 and secondary pin folder 4 drive fracture fixing needle 5 to move, finally the bone of fracture is carried out to axial location adjusting, realize axial location accurately; Can regulate level(l)ing device and vertical adjusting device simultaneously, and then adjust two main pins folders 3 and two secondary pins press from both sides the upper and lower position of 4 levels, make winner's pin folder 3 and secondary pin folder 4 drive fracture fixing needle 5 to move at horizontal level, finally the bone of fracture is carried out to horizontal direction position adjustments, realize horizontal direction and vertical direction location accurately.And because the structure of this device is the ball-and-socket anatomy form Design according to joint, after operation is fixing, the activity that can will begin in a minute of the fractures such as joint.With respect to the advantage of prior art be like this: can realize axially at three dimensions, the adjustment of the six-freedom degree of three directions of horizontal and vertical, and it is higher to adjust ratio of precision, can realize pressurization or traction on joint, the key longitudinal axis, can para-position accurate, realize and accurately resetting and external stability reliably, and postoperative horse back carries out joint and bends and stretches functional exercise, the range of activity in joint reaches 0-90 °, and simultaneously fixing bracket body applies external force and promote generation and the healing of injured bone to fracture portions.
A kind of adjustable multipurpose fixation support for reduction of fracture of the present invention, please refer to Fig. 1 to Fig. 6, be specially Fig. 1 to 3, the first concrete embodiment is on the basis of previous technique scheme, can be specifically that described level(l)ing device comprises that upper end is hinged on the horizontal stand 6 of described main support 2 bottoms, and two far-ends are hinged on respectively the horizontal adjustment screw rod 7 on described main support 2 and described horizontal stand 6, the near-end of described two horizontal adjustment screw rods 7 is threaded with the both ends of a horizontal adjustment nut 8, the hand of thread spiral of described two horizontal adjustment screw rods 7 is contrary, described main pin folder 3 is all fixed on described horizontal stand 6 with described secondary pin folder 4.When use, with reference to figure 1, rotation up or down regulates horizontal adjustment nut 8, Distance Shortened or elongation between the hinged horizontal adjustment screw rod 7 of described horizontal adjustment nut 8 and main support 2, and because that root horizontal adjustment screw rod 7 hinged with horizontal stand 6 is contrary with the hand of thread spiral of that root horizontal adjustment screw rod 7 before, so the distance of horizontal adjustment screw rod 7 below and between hinged that root horizontal adjustment screw rod 7 and the horizontal adjustment nut 8 of horizontal stand 6 be also shorten or extend, because the upper articulation of horizontal stand 6 is on main support 2, therefore, between two horizontal adjustment screw rods 7 and horizontal adjustment nut 8 Distance Shortened or extend time, corresponding, horizontal stand 6 does not have fixing one end to move up along arc along the jointed shaft of horizontal stand 6 to the right downwards or left, and then fixing main pin folder 3 and the secondary pin folder 4 of drive and horizontal stand 6 moves, make along with main pin folder 3 and secondary pin folder 4 fracture fixing needles that move 5 drive bone also to move up along arc to the right downwards or left, and then realize the accurate reset of horizontal direction.Further preferred technical scheme is that described vertical adjusting device comprises that the vertical support frame 9 and two far-ends that are articulated with on described horizontal stand 6 are hinged on respectively the vertical adjusting screw rod 10 on described horizontal stand 6 and described vertical support frame 9, the near-end of described two vertical adjusting screw rods 10 is threaded with the both ends of a vertical adjusting nut 11, the hand of thread spiral of described two vertical adjusting screw rods 10 is contrary, and described vertical support frame 9 is fixing with described horizontal stand 6.The method of operation of the method for operation of vertical adjusting device and structure and level(l)ing device and structural similarity.When concrete use, referring to figs. 1 to Fig. 3, rotation regulates vertical adjusting nut 11 to the left or to the right, Distance Shortened or elongation between the hinged vertical adjusting screw rod 10 of described vertical adjusting nut 11 and horizontal stand 6, and because that root vertical adjusting screw rod 10 hinged with vertical support frame 9 is contrary with the hand of thread spiral of that root vertical adjusting screw rod 10 before, so the distance of the vertical adjusting screw rod 10 on the left side and between hinged that root horizontal adjustment screw rod 7 and the vertical adjusting nut 11 of vertical support frame 9 be also shorten or extend, because the upper articulation of vertical support frame 9 is on horizontal stand 6, therefore, between two vertical adjusting screw rods 10 and vertical adjusting nut 11 Distance Shortened or extend time, corresponding, vertical support frame 9 does not have fixing one end to move in or out along arc along the jointed shaft of vertical support frame 9, and then drive main pin folder 3 fixing on vertical support frame 9 fixing horizontal supports 6 and secondary pin folder 4 to move, make along with main pin folder 3 and secondary pin folder 4 fracture fixing needles that move 5 drive bone also inwardly or outwards to move along arc, and then realize the accurate reset of vertical direction.In addition, because being uses threaded adjustment, therefore the reseting precision of fracture can quantize, make the bone of the fracture of dislocation accurately and reliably reset and fix reliable, be conducive to correct displacement before and after the intra-articular fracture of fracturing especially, the inside and outside angulation of fracture, fracture, fracture is shifted up and down, fractures and separates or fracture overlapping deformity, and in fracture check, find that fracture reduction is not good afterwards, can adjust at any time.
A kind of adjustable multipurpose fixation support for reduction of fracture of the present invention, please refer to Fig. 1 to Fig. 6, be specially Fig. 4 to Fig. 6, the second concrete embodiment is on the basis of previous technique scheme, can be specifically that described level(l)ing device comprises that upper end is hinged on the horizontal stand 6 of described main support 2 bottoms, the end of one end of described horizontal stand 6 and a horizontal adjustment bolt 12 is fixed, described horizontal adjustment bolt 12 is through described main support 2 and from being threaded with described main support 2, and the other end of described horizontal stand 6 and described main pin folder 3 and described secondary pin folder 4 are fixing.When use, as long as a part for horizontal adjustment bolt 12 is threaded into or screws out main support 2, it is the distance of scalable main support 2 and horizontal stand 6 stiff ends, make the distance between horizontal stand 6 stiff ends and described main support 2 extend or shorten, and the upper articulation of horizontal stand 6 is on main support 2, therefore, horizontal stand 6 is similar to a lever, the other end of horizontal stand 6 is free end by the jointed shaft around horizontal stand 6 along camber line upwards or move down, and then drive the main pin folder 3 and the secondary pin folder 4 that are fixed on horizontal stand 6 to move up or down along camber line, make the fracture fixing needle 5 being fixed on main pin folder 3 and secondary pin folder 4 drive the bone of fracture to move up or down in the horizontal direction, realizing the horizontal direction exactitude position of fracture site fixes.Further preferred technical scheme is that described vertical adjusting device comprises the vertical support frame 9 being articulated with on described horizontal stand 6, the end of one end of described vertical support frame 9 and a vertical adjusting bolt 13 is fixed, described vertical adjusting bolt 13 passes described horizontal stand 6 and is threaded with described horizontal stand 6, and the other end of described vertical support frame 9 and described horizontal stand 6 are fixing.In this specific embodiment, vertical adjusting device is similar with operational mode to the structure of level(l)ing device, when concrete use, be the distance between scalable vertical support frame 9 stiff ends and horizontal stand 6 as long as vertical adjusting bolt 13 is screwed in or screw out horizontal stand 6 parts, make the distance between vertical support frame 9 stiff ends and described horizontal stand 6 extend or shorten, and being hinged on horizontal stand 6 of vertical support frame 9, therefore, vertical support frame 9 is similar to a lever, the other end of vertical support frame 9 is that free end will inwardly or outwards move along camber line around the jointed shaft of vertical support frame 9, and then main pin folder 3 and secondary pin folder 4 on drive and the fixing horizontal stand 6 of vertical support frame 9 moves in or out along camber line, make the fracture fixing needle 5 being fixed on main pin folder 3 and secondary pin folder 4 drive the bone of fracture to move in or out in vertical direction, realizing the vertical direction exactitude position of fracture site fixes.
A kind of adjustable multipurpose fixation support for reduction of fracture of the present invention, please refer to Fig. 1 to Fig. 6, on the basis of all technical schemes, can also be that described vertical support frame 9 is hinged on described horizontal stand 6 by vertical rotating shaft 15 above, described vertical support frame 9 rotates taking described vertical rotating shaft 15 as the center of circle, and described vertical support frame 9 ends are set in described vertical rotating shaft 15 outsides.The top that can also be described horizontal stand 6 is hinged on described main support 2 by feathering axis 14, and described horizontal stand 6 rotates taking described feathering axis 14 as the center of circle, and the top of described horizontal stand 6 is set in described feathering axis 14 outsides.Horizontal stand 6 and vertical support frame 9 rotate around feathering axis 14 and vertical rotating shaft 15 respectively like this, realize its drive main pin folder 3 and secondary pin folder 4 in the horizontal direction with the function of vertical direction rotation.
A kind of adjustable multipurpose fixation support for reduction of fracture of the present invention, please refer to Fig. 1 to Fig. 6, on the basis of all technical schemes above that concrete is, can also be that described axial-adjustment unit comprises the axial adjustment knob 16 that is arranged on described two main support 2 outsides, described axial adjustment knob 16 is threaded with described axial adjustment screw rod 1, described axial knob arranged outside axial locking nut 17.Like this, axial rotary adjusting screw(rod) 1, axial adjustment screw rod 1 promote main support 2 vertically adjusting screw(rod) 1 move to end or to centre, after position is fixing, use locking nut 17 that axial adjustment knob 16 is locked to realize and move being indirectly fixed on main pin folder 3 on main support 2 and the axis of secondary pin folder 4, make the fracture fixing needle 5 being fixed on main pin folder 3 and secondary pin folder 4 drive the axial exactitude position of fracture site.Certainly can also be that described axial adjustment screw rod passes wherein main support 2, the end of described axial adjustment screw rod and another main support 2 be fixing, and described axial adjustment screw rod is threaded with movable main support 2.Like this, when use, axial rotary is adjusted screw rod, make it screw in main support 2 or screw out main support 2, like this, relatively-stationary main support 2, owing to axially adjusting the effect of screw rod, movable main support 2 relatively with fixing main support 2 near or away from, can realize and moving being indirectly fixed on main pin folder 3 on main support 2 and the axis of secondary pin folder 4, make the fracture fixing needle 5 being fixed on main pin folder 3 and secondary pin folder 4 drive the axial exactitude position of fracture site.
A kind of adjustable multipurpose fixation support for reduction of fracture of the present invention, please refer to Fig. 1 to Fig. 6, on the basis of all technical schemes above that concrete is, can also be the fixing bracket body that comprises the corresponding setting of two covers, described in traverse the fracture fixing needle 5 of the bone longitudinal axis two ends be separately fixed on described two cover fixing bracket bodies corresponding main pin folder 3 and secondary pin folder 4.Fixing so more firmly and be conducive to the early stage motion in postoperative joint.Can also be that described main pin folder 3 and secondary pin folder 4 are separately fixed on universal joint 18, described universal joint 18 connects by connecting rod 19, and described connecting rod 19 is all fixing with described level(l)ing device and vertical adjusting device.Main pin folder 3 and secondary pin folder 4 can be fixed on level(l)ing device and vertical adjusting device like this, can be specifically that main pin folder 3 and secondary pin folder 4 are directly fixed on level(l)ing device, vertical adjusting device and level(l)ing device are fixed, and then main pin folder 3 and secondary pin folder 4 are fixed on vertical adjusting device indirectly.Due to, after the nut on universal joint 18 unclamps, main pin folder 3 and secondary pin folder 4 are along nut axial-rotation, and the hole adjustment that makes to thread a needle is flexible.In addition, can also be at the arranged outside nut of main pin folder 3 and secondary pin folder 4, nut unclamps rear fracture fixing needle 5 and can move up and down, and after position mixes up, nut screwing clamping can be fixed again, and therefore, the hole adjustment of threading a needle is more flexible.
Above-mentionedly only several specific embodiments in the present invention are illustrated; but can not serve as protection scope of the present invention; every equivalence variation of having done according to the design spirit in the present invention or modification or equal proportion zoom in or out etc., all should think and fall into protection scope of the present invention.
Claims (10)
1. an adjustable multipurpose fixation support for reduction of fracture, it is characterized in that: comprise at least a set of fixing bracket body, described fixing bracket body comprises axial adjustment screw rod, be arranged on two axial-adjustment units and two main supports at described axial adjustment screw rod two ends, two level(l)ing devices, two vertical adjusting devices and main pin folder and the secondary pin folder all fixed with described level(l)ing device and the described vertical adjusting device of same side, on described main pin folder and described secondary pin folder, be all folded with fracture fixing needle, described level(l)ing device drives described main pin folder and described secondary pin folder to move in the horizontal direction, described vertical adjusting device drives described main pin folder and described secondary pin to be clipped in vertical direction and moves, described axial-adjustment unit drives described main pin folder and described secondary pin to be clipped in axial direction and moves.
2. a kind of adjustable multipurpose fixation support for reduction of fracture according to claim 1, it is characterized in that: described level(l)ing device comprises that horizontal stand and two far-ends that upper end is hinged on described main support bottom are hinged on respectively the horizontal adjustment screw rod on described main support and described horizontal stand, the near-end of described two horizontal adjustment screw rods is threaded with the both ends of a horizontal adjustment nut, described two horizontal adjustment screw flight hands of spiral are contrary, and described main pin folder is all fixed on described horizontal stand with described secondary pin folder.
3. a kind of adjustable multipurpose fixation support for reduction of fracture according to claim 2, it is characterized in that: described vertical adjusting device comprises that the vertical support frame and two far-ends that are articulated with on described horizontal stand are hinged on respectively the vertical adjusting screw rod on described horizontal stand and described vertical support frame, the near-end of described two vertical adjusting screw rods is threaded with the both ends of a vertical adjusting nut, described two vertical adjusting screw flight hands of spiral are contrary, and described vertical support frame and described horizontal stand are fixed.
4. a kind of adjustable multipurpose fixation support for reduction of fracture according to claim 1, it is characterized in that: described level(l)ing device comprises that upper end is hinged on the horizontal stand of described main support bottom, the end of one end of described horizontal stand and a horizontal adjustment bolt is fixed, described horizontal adjustment bolt is through described main support and from being threaded with described main support, and the other end of described horizontal stand and described main pin folder and described secondary pin are clamping fixed.
5. a kind of adjustable multipurpose fixation support for reduction of fracture according to claim 4, it is characterized in that: described vertical adjusting device comprises the vertical support frame being articulated with on described horizontal stand, the end of one end of described vertical support frame and a vertical adjusting bolt is fixed, described vertical adjusting bolt passes described horizontal stand and is threaded with described horizontal stand, and the other end of described vertical support frame and described horizontal stand are fixed.
6. according to a kind of adjustable multipurpose fixation support for reduction of fracture described in claim 3 or 5, it is characterized in that: described vertical support frame is hinged on described horizontal stand by vertical rotating shaft, described vertical support frame rotates taking described vertical rotating shaft as the center of circle, and described vertical support frame end is set in described vertical rotating shaft outside.
7. according to a kind of adjustable multipurpose fixation support for reduction of fracture described in any claim of claim 2 to 5, it is characterized in that: the top of described horizontal stand is hinged on described main support by feathering axis, described horizontal stand rotates taking described feathering axis as the center of circle, and the top of described horizontal stand is set in described feathering axis outside.
8. according to a kind of adjustable multipurpose fixation support for reduction of fracture described in any claim of claim 1 to 5, it is characterized in that: described axial-adjustment unit comprises the axial adjustment knob that is arranged on described two main supports outside, described axial adjustment knob is connected with described axial adjustment screw flight, described axial adjustment knob arranged outside axial locking nut.
9. according to a kind of adjustable multipurpose fixation support for reduction of fracture described in any claim of claim 1 to 5, it is characterized in that: described axial adjustment screw rod passes wherein main support, the end of described axial adjustment screw rod and another main support are fixed, and described axial adjustment screw rod is threaded with movable main support.
10. according to a kind of adjustable multipurpose fixation support for reduction of fracture described in any claim of claim 1 to 5, it is characterized in that: comprise the fixing bracket body of the corresponding setting of two covers, the two ends of described fracture fixing needle are separately fixed on described two cover fixing bracket bodies corresponding main pin folder and secondary pin folder.
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| CN201210158414.8A CN102670290B (en) | 2012-05-21 | 2012-05-21 | Adjustable multipurpose fracture reduction outer fixing frame |
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| CN201210158414.8A CN102670290B (en) | 2012-05-21 | 2012-05-21 | Adjustable multipurpose fracture reduction outer fixing frame |
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| CN102670290B true CN102670290B (en) | 2014-11-05 |
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| CN108523974A (en) * | 2018-04-13 | 2018-09-14 | 左中男 | Campaign-styled adjustable external fixer for reduction of fracture |
| CN109907811B (en) * | 2019-04-29 | 2023-09-26 | 大博医疗科技股份有限公司 | Fixing frame and resetting system |
| CN110101445B (en) * | 2019-04-29 | 2020-12-25 | 武汉中科医疗科技工业技术研究院有限公司 | Fracture external fixation brace based on 3D printing and manufacturing method thereof |
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| CN201316308Y (en) * | 2008-11-19 | 2009-09-30 | 厦门大博颖精医疗器械有限公司 | Universal external fixer |
| CN201617931U (en) * | 2010-01-28 | 2010-11-03 | 贾恩鹏 | Adjustable pelvic fracture external fixing apparatus |
| US8690808B2 (en) * | 2010-05-28 | 2014-04-08 | Fixes 4 Kids Inc. | Systems, devices, and methods for mechanically reducing and fixing bone fractures |
| CN202568415U (en) * | 2012-05-21 | 2012-12-05 | 左中男 | Adjustable multipurpose external fixator for fracture reduction |
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