CN209564185U - A kind of orthopaedics reduction pinning device - Google Patents

Abstract

The utility model discloses a kind of orthopaedics reduction pinning devices, including implement body, reduction clamping device and threaded hole, the left and right side of implement body is connected with reduction clamping device, the intermediate position of implement body is fixedly connected with reduction head, the top intermediate inner wall insertion of reduction clamping device is connected with threaded hole, the bottom inside insertion of reduction clamping device is connected with bone clamping device, the bottom left of bone clamping device and right side are connected with movable clip block, the inside insertion of movable clip block is connected with anti-slip clip line, anti-slip clip line can improve the stability that movable clip block clamps subjects bones, rougher lines is provided on the inside of anti-slip clip line, when movable clip block clamps and contacts subjects bones, movable clip block and the frictional force of subjects bones can be increased, in the reduction operation for carrying out patient, the bone of patient Bone is not easy to fall down on the inside of movable clip block, and the safety of operation is effectively ensured, and improves the practicability of orthopaedics reduction pinning device.

Description

A kind of orthopaedics reduction pinning device

Technical field

The utility model belongs to orthopedic medical device field, specially a kind of orthopaedics reduction pinning device.

Background technique

Currently, generally mostly using bone nail and pinning mechanism in the treatment of the reduction of the fracture, cooperation external fixator for orthopedics dep makes With the function of the bone nail and pinning mechanism is mainly that bone nail is squeezed into bone, then uses pinning mechanism by locking of bone nails in fixation On frame, to achieve the purpose that fix bone, fracture end adjustment needs when resetting through manual alignment, therefore, aligns accuracy rate It is low, effect is poor and operating time is long.

Orthopaedics reduction pinning device structure in the prior art is simple, and function is less, and reduction effect is poor, by patient When bone is fixed, in the more difficult fixation of reduction bone nail and subjects bones, and existing orthopaedics reduction pinning device will fracture Place is more difficult when being adjusted reset to be resetted, and needs doctor to spend the more time, and manual reset precision is poor, to trouble Person brings the bigger pain of injury, extends the time of operation.

So how to design a kind of orthopaedics reduction pinning device, becoming will currently be solved the problems, such as.

Utility model content

It is mentioned above in the background art to solve the purpose of this utility model is to provide a kind of orthopaedics reduction pinning device Structure is simple, and function is less, the poor problem of reduction effect.

To achieve the above object, the utility model provides the following technical solutions: a kind of orthopaedics reduction pinning device, including instrument Main body, reduction clamping device and threaded hole, the left and right side of the implement body is connected with reduction clamping device, described The intermediate position of implement body is fixedly connected with reduction head, and the top intermediate inner wall of the reduction clamping device, which is embedded in, to be connected It is connected to threaded hole, the bottom inside insertion of the reduction clamping device is connected with bone clamping device, the reduction clamping device Inside left and right side be fixedly connected with reset spring, the middle position of the reset spring is flexible through reset is connected with Bar, ladder activities block is fixedly connected on the inside of the reset telescopic rod, and the bosom position of the threaded hole is flexibly connected There is screw thread reduction bone nail, the bottom outside of the ladder activities block is fixedly connected with traction movable rope, the reduction clamping device Bosom left and right side be fixedly connected with movable pulley, the inside top of the reduction head is fixedly connected with multiple Position device, the top center position of the reduction head are connected with fixed block, and the middle position of the fixed block is solid Surely be connected with and be telescopically connected to bar, the top movable of the bone clamping device is connected with arc cushion block, the arc cushion block it is interior Portion top is fixedly connected with fastening spring, and the bottom left of the bone clamping device and right side are connected with movable clip block, The Basolateral of the movable clip block is fixedly connected with fixture block link block, the bosom left side of the bone clamping device and the right side Side is connected with active fastening block, and the inside top of the bone clamping device is connected with reduction clamping plate.

Further, the bottom part of the screw thread reduction bone nail is fixedly connected with bone nail screw thread cutting edge.

Further, the inside insertion of the ladder activities block is connected with lubricant layer.

Further, the inside left of the reduction head and right side centre position are fixedly connected with magnetic force resetting Block.

Further, the inside insertion of the movable clip block is connected with anti-slip clip line.

Further, the reduction head is provided with one, and implement body is arranged in the reduction head Intermediate position, the reduction head are fixedly connected with implement body.

Further, there are two the bone clamping device settings, implement body is arranged in the bone clamping device Bottom, the bone clamping device are fixedly connected with implement body.

Compared with prior art, the beneficial effect of this kind of utility model is:

1. reduction head automatically resets when can adjust patients with fractures end, passing through bone using reduction clamping device When clamping device clamps the bone at patients with fractures end, two pieces of reduction clamping devices can be subjected to displacement, wherein there is one piece of reduction folder Tight device is length that is fixed, adjusting the reduction clamping device movement of movement by being telescopically connected to bar, what will be moved When reduction clamping device is mobile, making resetting apparatus by fixed block, deformation occurs, is passing through bone clamping device for patients with fractures When end carries out clamping fixed, generating deformation elastic force by resetting apparatus makes fixed block reset, so that another piece of reduction be made to clamp dress The bone reconstructive surgery for carrying out resetting to complete patient is set, a large amount of time is saved, ensure that the accurate of patients with fractures end It resets, ensure that the safety of operation, effectively raise the practicability of orthopaedics reduction pinning device.

2. bone clamping device can clamp the bone at patients with fractures end, screw thread reduction bone nail is being passed through into threaded hole By when, can make to draw movable rope and move downward, keep movable clip block on bone clamping device inwardly movable by fastening spring, Clamp bone clamping device by the bone of the fracture end of patient, meanwhile, when movable clip block is inwardly movable, by active fastening block The traction movable rope of connection is movable outward, so that active fastening block is shunk by the convergent force of spring, bone is made to clamp dress Patients with fractures end is attached fixation by the reduction clamping plate connection screw thread reduction bone nail for setting inside, it is ensured that the reconstructive surgery of patient Success, bone clamping device are internally provided with three fastening springs, bone clamping device are being clamped subjects bones When, it is adjustable the activity point of view of the clamping of bone clamping device, bone clamping device is bonded more when clamping subjects bones, has More frictional force avoid bone clamping device and subjects bones when being performed the operation from being detached from, ensure that the safety of operation, have The practicability for improving orthopaedics reduction pinning device of effect.

Detailed description of the invention

Fig. 1 is the overall structure diagram of the utility model；

Fig. 2 is the reduction clamping device the schematic diagram of the section structure of the utility model；

Fig. 3 is the reduction head perspective structure schematic diagram of the utility model；

Fig. 4 is the bone clamping device schematic cross-sectional view of the utility model.

In figure: 1, implement body, 2, reduction clamping device, 3, magnetic force resetting block, 4, reduction head, 5, threaded hole, 6, bone clamping device, 601, fastening spring, 602, active fastening block, 603, fixture block link block, 604, arc cushion block, 605, activity Fixture block, 606, anti-slip clip line, 607, reduction clamping plate, 7, be telescopically connected to bar, 8, screw thread reduction bone nail, 9, reset spring, 10, reset Telescopic rod, 11, ladder activities block, 12, movable pulley, 13, traction movable rope, 14, resetting apparatus, 15, fixed block, 16, bone nail Screw thread cutting edge, 17, lubricant layer.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment, based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

Embodiment one, referring to Fig.1-4: the utility model provides a kind of technical solution: a kind of orthopaedics reduction pinning device, including Implement body 1, reduction clamping device 2 and threaded hole 5, the left and right side of implement body 1 are connected with reduction clamping device 2, the intermediate position of implement body 1 is fixedly connected with reduction head 4, the top intermediate inner wall insertion of reduction clamping device 2 It is connected with threaded hole 5, the bottom inside insertion of reduction clamping device 2 is connected with bone clamping device 6, reduction clamping device 2 Inside left and right side are fixedly connected with reset spring 9, and the middle position of reset spring 9, which is run through to be connected with, resets telescopic rod 10, The inside for resetting telescopic rod 10 is fixedly connected with ladder activities block 11, and the bosom position of threaded hole 5 is connected with screw thread Reduction bone nail 8, the bottom outside of ladder activities block 11, which is fixedly connected with, draws movable rope 13, in the inside of reduction clamping device 2 Between left and right side be fixedly connected with movable pulley 12, the inside top of reduction head 4 is fixedly connected with resetting apparatus 14, The top center position of reduction head 4 is connected with fixed block 15, and the middle position of fixed block 15, which is fixedly connected with, stretches Contracting connecting rod 7, the top movable of bone clamping device 6 are connected with arc cushion block 604, and the inner tip of arc cushion block 604 is fixed It is connected with fastening spring 601, the bottom left of bone clamping device 6 and right side are connected with movable clip block 605, movable clip block 605 Basolateral is fixedly connected with fixture block link block 603, and the bosom left and right side activity of bone clamping device 6 connects It is connected to active fastening block 602, the inside top of bone clamping device 6 is connected with reduction clamping plate 607.

Further, the bottom part of screw thread reduction bone nail 8 is fixedly connected with bone nail screw thread cutting edge 16, is carrying out patient's In reduction operation, it will use orthopaedics reduction pinning device and carry out reduction operation, existing reduction bone nail is more difficult to be fixed on In bone at patients with fractures, 16 energy complementary screw-threads reduction bone nail 8 of bone nail screw thread cutting edge is fixed in patients with fractures's bone, bone nail Screw thread cutting edge 16 has sharp cutting edge, when being fixed on the bone at patients with fractures using the rotation of screw thread reduction bone nail 8, can allow Operative doctor saves the power of a part, and screw thread reduction bone nail 8 is enable more easily to rotate into the bone at patients with fractures, bone nail When entering the bone at patients with fractures, the blade in bone nail screw thread cutting edge 16 blocks screw thread cutting edge 16 with bone, by patient bone Bone at folding is blocked with bone nail screw thread cutting edge 16, strengthens the steady of the fixation of screw thread reduction bone nail 8 that patients with fractures's reduction uses It is qualitative, effectively raise the practicability of orthopaedics reduction pinning device.

Further, the inside insertion of ladder activities block 11 is connected with lubricant layer 17, in the screw thread reduction for using patient When bone nail 8 is connected and fixed by threaded hole 5, screw thread reduction bone nail 8 can push ladder activities block 11 toward outside open, 17 energy of lubricant layer Reduce the frictional force that ladder activities block 11 is contacted with screw thread reduction bone nail 8, the inside of lubricant layer 17 is shiny surface, any contacting It can all slip off, guarantee when connecting screw thread reduction bone nail 8 by threaded hole 5 because of friction is small when rough surface, it is trapezoidal Movable block 11 can overcome the elastic force of reset spring 9, moved outward by resetting telescopic rod 10, enable orthopaedics reduction pinning device just Normal work effectively raises the practicability of orthopaedics reduction pinning device.

Further, the inside left of reduction head 4 and right side centre position are fixedly connected with magnetic force resetting block 3, It, can be by the reduction clamping device 2 of one end by one end when carrying out patients with fractures's reattachment surgery using orthopaedics reduction pinning device Fractured bones are clamped, then another piece of fractured bones are clamped by another piece of reduction clamping device 2, are using another piece When another piece of fractured bones are clamped by reduction clamping device 2, another piece of reduction can be made to clamp dress by reduction head 4 It sets 2 to be moved, another piece of fractured bones is clamped, magnetic force resetting block 3 can make two pieces of reduction clamping devices 2 in connection two When block fractured bones are resetted, two pieces of reduction clamping devices 2 are fixed by stronger magnetic force, are avoided by patient bone When bone at folding carries out reduction, the bone of patient is not connected and fixed, and ensure that can preferably connect and be consolidated at patients with fractures It is fixed, effectively raise the practicability of orthopaedics reduction pinning device.

Further, the inside insertion of movable clip block 605 is connected with anti-slip clip line 606, is carrying out patients with fractures's reduction hand When art, it will use orthopaedics reduction pinning device progress reconstructive surgery and need when carrying out reconstructive surgery through bone clamping device 6 Bone at patients with fractures is clamped, then the bone that two pieces are fractured is attached fixation, anti-slip clip line 606 can improve work The stability that dynamic fixture block 605 clamps subjects bones, the inside of anti-slip clip line 606 are provided with rougher lines, press from both sides in activity When block 605 clamps and contacts subjects bones, the frictional force of movable clip block 605 Yu subjects bones can be increased, in the bone for carrying out patient When rolling over reconstructive surgery, the bone of patient is not easy to fall down from the inside of movable clip block 605, and the peace of operation is effectively guaranteed Quan Xing improves the practicability of orthopaedics reduction pinning device.

Embodiment two, referring to Fig. 3: reduction head 4 is provided with one, and reduction head 4 is arranged in implement body 1 Intermediate position, reduction head 4 is fixedly connected with implement body 1, when carrying out patients with fractures's reconstructive surgery, will use bone Section's reduction pinning device carries out reconstructive surgery, and when being performed the operation, fracture end adjustment needs existing orthopaedics reduction pinning device when resetting It to be automatically reset when can adjust patients with fractures end by manual alignment, reduction head 4, use reduction clamping device 2 When being clamped the bone at patients with fractures end by bone clamping device 6, two pieces of reduction clamping devices 2 can be subjected to displacement, wherein having One piece of reduction clamping device 2 is length that is fixed, adjusting the movement of reduction clamping device 2 of movement by being telescopically connected to bar 7 Degree, when the reduction clamping device 2 that will be moved is mobile, making resetting apparatus 14 by fixed block 15, deformation occurs, is passing through bone When clamping device 6 carries out patients with fractures end to clamp fixed, generating deformation elastic force by resetting apparatus 14 resets fixed block 15, To the bone reconstructive surgery for making another piece of reduction clamping device 2 carry out resetting to complete patient, a large amount of time is saved, The parking position accuracy that ensure that patients with fractures end ensure that the safety of operation, effectively raise the reality of orthopaedics reduction pinning device The property used.

Embodiment three, referring to Fig. 4: there are two the settings of bone clamping device 6, and bone clamping device 6 is arranged in implement body 1 Bottom, bone clamping device 6 is fixedly connected with implement body 1, when carrying out the bone reconstructive surgery of patient, will use bone Section's reduction pinning device, traditional orthopaedics reduction pinning device do not clamp for component patients with fractures end, and bone clamping device 6 can incite somebody to action The bone at patients with fractures end clamps, and when passing through screw thread reduction bone nail 8 by threaded hole 5, can make to draw movable rope 13 It moves downward, keeps the movable clip block 605 on bone clamping device 6 inwardly movable by fastening spring, make bone clamping device 6 will The bone of the fracture end of patient clamps, meanwhile, it is when movable clip block 605 is inwardly movable, the traction of active fastening block connection is living Running rope 13 is movable outward, so that active fastening block 602 is shunk by the convergent force of spring, makes 6 inside of bone clamping device 607 connection screw thread reduction bone nail 8 of reduction clamping plate patients with fractures end is attached fixation, it is ensured that the reconstructive surgery of patient at Function, bone clamping device 6 are internally provided with three fastening springs 601, press from both sides subjects bones by bone clamping device 6 When taking, it is adjustable the activity point of view of the clamping of bone clamping device 6, pastes bone clamping device 6 more when clamping subjects bones It closes, there is more frictional force, avoid bone clamping device 6 and subjects bones when being performed the operation from being detached from, ensure that the peace of operation Quan Xing effectively raises the practicability of orthopaedics reduction pinning device.

Working principle: firstly, orthopaedics reduction pinning device is installed, then, reduction clamping plate 607 is fixed on bone and is clamped The inside top of device 6, there are two the settings of bone clamping device 6, and the bottom of implement body 1, bone is arranged in bone clamping device 6 Bone clamping device 6 is fixedly connected with implement body 1, when carrying out the bone reconstructive surgery of patient, will use orthopaedics reduction lock Device is followed closely, traditional orthopaedics reduction pinning device does not clamp for component patients with fractures end, and bone clamping device 6 can be by patients with fractures The bone at end is clamped, and when passing through screw thread reduction bone nail 8 by threaded hole 5, traction movable rope 13 can be made to move downward, Keep the movable clip block 605 on bone clamping device 6 inwardly movable by fastening spring, makes bone clamping device 6 by the bone of patient Folding end bone clamped, meanwhile, movable clip block 605 inwardly activity when, by active fastening block connection traction movable rope 13 to Outside activity makes the reduction folder of 6 inside of bone clamping device so that active fastening block 602 is shunk by the convergent force of spring Patients with fractures end is attached fixation by 607 connection screw thread reduction bone nail 8 of plate, it is ensured that the success of the reconstructive surgery of patient, bone Clamping device 6 is internally provided with three fastening springs 601, when subjects bones to be clamped to bone clamping device 6, energy The activity point of view for adjusting the clamping of bone clamping device 6, is bonded bone clamping device 6 more when clamping subjects bones, has more More frictional force avoids bone clamping device 6 and subjects bones when being performed the operation from being detached from, ensure that the safety of operation, have The practicability for improving orthopaedics reduction pinning device of effect；

Then, it clamps bone clamping device 6 by patients with fractures end bone, then screw thread reduction is fixed 8 and is put into threaded hole 5 Interior, the bottom part of screw thread reduction bone nail 8 is fixedly connected with bone nail screw thread cutting edge 16, in the reduction operation for carrying out patient In, it will use orthopaedics reduction pinning device and carry out reduction operation, existing reduction bone nail is more difficult to be fixed at patients with fractures In bone, 16 energy complementary screw-threads reduction bone nail 8 of bone nail screw thread cutting edge is fixed in patients with fractures's bone, and bone nail screw thread cutting edge 16 has Sharp cutting edge can allow operative doctor to save when being fixed on the bone at patients with fractures using the rotation of screw thread reduction bone nail 8 The power of a part, enables screw thread reduction bone nail 8 more easily to rotate into the bone at patients with fractures, bone nail screw thread cutting edge 16 exists When into bone at patients with fractures, the blade in bone nail screw thread cutting edge 16 is blocked with bone, by patients with fractures bone with Bone nail screw thread cutting edge 16 blocks, and strengthens the stability that the screw thread reduction bone nail 8 that patients with fractures's reduction uses is fixed, effectively mentions The high practicability of orthopaedics reduction pinning device；

And then, then fixing 8 by screw thread reduction moves ladder activities block 11 outward, the inside of ladder activities block 11 Insertion is connected with lubricant layer 17, when the screw thread reduction bone nail 8 for using patient is connected and fixed by threaded hole 5, screw thread reduction Bone nail 8 can push ladder activities block 11 toward outside open, and lubricant layer 17 can reduce ladder activities block 11 and contact with screw thread reduction bone nail 8 Frictional force, the inside of lubricant layer 17 is shiny surface, can all be sliped off because of friction is small when contact any rough surface, guarantor For card when connecting screw thread reduction bone nail 8 by threaded hole 5, ladder activities block 11 can overcome the elastic force of reset spring 9, by multiple Position telescopic rod 10 moves outward, so that orthopaedics reduction pinning device is normally worked, effectively raises orthopaedics reduction pinning device Practicability；

Finally, clamping bone clamping device 6 by subjects bones, resetted by reduction head 4, then will Both ends bone fracture end is fixed, and reduction head 4 is provided with one, and implement body 1 is arranged in reduction head 4 Intermediate position, reduction head 4 are fixedly connected with implement body 1, when carrying out patients with fractures's reconstructive surgery, will use orthopaedics Reduction pinning device carries out reconstructive surgery, and when being performed the operation, fracture end adjustment needs existing orthopaedics reduction pinning device when resetting By manual alignment, reduction head 4 automatically resets when can adjust patients with fractures end, logical using reduction clamping device 2 When crossing bone clamping of the bone clamping device 6 by patients with fractures end, two pieces of reduction clamping devices 2 can be subjected to displacement, wherein having one Block reduction clamping device 2 is length that is fixed, adjusting the movement of reduction clamping device 2 of movement by being telescopically connected to bar 7, When the reduction clamping device 2 that will be moved is mobile, making resetting apparatus 14 by fixed block 15, deformation occurs, clamps by bone When device 6 carries out patients with fractures end to clamp fixed, generating deformation elastic force by resetting apparatus 14 resets fixed block 15, thus So that another piece of reduction clamping device 2 is carried out the bone reconstructive surgery for resetting to complete patient, save a large amount of time, guarantees The parking position accuracy at patients with fractures end, ensure that the safety of operation, effectively raises the practicability of orthopaedics reduction pinning device, Here it is the working principles of this kind of orthopaedics reduction pinning device.

It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this is practical new in other specific forms Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this is practical new The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing for the equivalent requirements of the claims will be fallen in All changes in justice and range are embraced therein.It should not treat any reference in the claims as limiting Related claim.

In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art The other embodiments being understood that.

Claims (7)

1. a kind of orthopaedics reduction pinning device, including implement body (1), reduction clamping device (2) and threaded hole (5), feature exists In: the left and right side of the implement body (1) is connected with reduction clamping device (2), the centre of the implement body (1) Position is fixedly connected with reduction head (4), and the top intermediate inner wall insertion of the reduction clamping device (2) is connected with screw thread The bottom inside insertion in hole (5), the reduction clamping device (2) is connected with bone clamping device (6), the reduction clamping device (2) inside left and right side is fixedly connected with reset spring (9), and the middle position of the reset spring (9), which is run through, to be connected with It resets telescopic rod (10), is fixedly connected with ladder activities block (11) on the inside of the reset telescopic rod (10), the threaded hole (5) Bosom position be connected with screw thread reduction bone nail (8), the bottom outside of the ladder activities block (11) is fixedly connected Have traction movable rope (13), the bosom left and right side of the reduction clamping device (2) is fixedly connected with movable pulley (12), the inside top of the reduction head (4) is fixedly connected with resetting apparatus (14), the reduction head (4) Top center position be connected with fixed block (15), the middle position of the fixed block (15), which is fixedly connected with, to be telescopically connected to The top movable of bar (7), the bone clamping device (6) is connected with arc cushion block (604), the arc cushion block (604) it is interior Portion top is fixedly connected with fastening spring (601), and the bottom left of the bone clamping device (6) and right side are connected with work Dynamic fixture block (605), the Basolateral of the movable clip block (605) are fixedly connected with fixture block link block (603), and the bone clamps The bosom left and right side of device (6) is connected with active fastening block (602), the inside of the bone clamping device (6) Top movable is connected with reduction clamping plate (607).

2. a kind of orthopaedics reduction pinning device according to claim 1, it is characterised in that: the screw thread reduction bone nail (8) Bottom part is fixedly connected with bone nail screw thread cutting edge (16).

3. a kind of orthopaedics reduction pinning device according to claim 1, it is characterised in that: the ladder activities block (11) it is interior Side insertion is connected with lubricant layer (17).

4. a kind of orthopaedics reduction pinning device according to claim 1, it is characterised in that: the reduction head (4) Position is fixedly connected with magnetic force resetting block (3) among inside left and right side.

5. a kind of orthopaedics reduction pinning device according to claim 1, it is characterised in that: the movable clip block (605) it is interior Side insertion is connected with anti-slip clip line (606).

6. a kind of orthopaedics reduction pinning device according to claim 1, it is characterised in that: the reduction head (4) sets Be equipped with one, reduction head (4) setting at the intermediate position of implement body (1), the reduction head (4) and Implement body (1) is fixedly connected.

7. a kind of orthopaedics reduction pinning device according to claim 1, it is characterised in that: the bone clamping device (6) sets There are two setting, the bone clamping device (6) is arranged in the bottom of implement body (1), the bone clamping device (6) and instrument Main body (1) is fixedly connected.