CN202761430U - Kirschner wire guiding device - Google Patents
Kirschner wire guiding device Download PDFInfo
- Publication number
- CN202761430U CN202761430U CN 201220457911 CN201220457911U CN202761430U CN 202761430 U CN202761430 U CN 202761430U CN 201220457911 CN201220457911 CN 201220457911 CN 201220457911 U CN201220457911 U CN 201220457911U CN 202761430 U CN202761430 U CN 202761430U
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- Prior art keywords
- kirschner wire
- pressing plate
- fixing
- ring
- wire guider
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Abstract
A kirschner wire guiding device comprises a hollow ring-shaped fixing ring and at least two pressing plates which are symmetrically and axially arranged in the fixing ring in a penetrating mode. The fixing ring and the pressing plates are connected through pressurization nuts, and the distances between the pressing plates and the fixing ring are adjusted through the pressurization nuts. The end portions of the pressing plates are provided with fixers, and the fixers are plate-shaped objects which are provided with necks matched with sections of the end portions of the pressing plates. The fixers are provided with screw holes matched with threads of a kirschner wire guider. The kirschner wire guiding device can firmly fix the kirschner wire guider on a wire inlet place on a limb of a patient whom a kirschner wire is to be stuck into. When in use, the kirschner wire is stuck into a wire inlet point along the kirschner wire guider until the top end of the kirschner wire reaches a wire outlet point. The kirschner wire guiding device is simple in structure, convenient to operate and capable of being stuck rapidly and accurately, avoids secondary damage, and saves operation time.
Description
Technical field
This utility model relates to medical instruments field, relates in particular to a kind of Kirschner wire guider.
Background technology
Kirschner wire is a kind of orthopaedics and hands surgery internal fixation material commonly used, it is about 20 centimeters that its specification generally is fixed on length, diameter is between 0.5～2 millimeter, be mainly used in fixing short and small fracture or the little fracture fixation of avulsion fracture iso-stress, also often be used in interim sclerite in the bone surgery fixing.For example, often the fixing Kirschner wire that adopts of and interphalangeal joint fixing for fracture of finger is fixed clinically, but accurately penetrates difficult assurance of Kirschner wire, particularly penetrates from finger tip toward nearside, need repeatedly squeeze into, and has virtually increased the weight of secondary damage, has prolonged operating time.
Although the development along with technology, some Kirschner wire guiders have also appearred, for example, in December in 2011 disclosed Chinese utility model patent on the 21st, number of patent application is 201120119087.6, a kind of Multifunctional Kirschner wire positioning guide is disclosed, comprise two ends respectively connecting handle and the fixing fixed arm of fixture block, telescopic travelling arm be connected to fixedly on the fixture block and relatively fixed arm laterally slide, the other end of telescopic travelling arm is fixed with positioning wedged block, adjustable location travelling arm vertically is inserted in the positioning wedged block and can slides up and down, and the lower end of adjustable location travelling arm is fixedly connected with guiding target sleeve pipe, horizontal plug-in mounting fixed sleeving on the handle.But this Kirschner wire guider not only complex structure, take up room greatly, and be difficult for holding during operation.
Therefore, be badly in need of a kind of guider easy and simple to handle, that can assist Kirschner wire once to squeeze into exactly.
The utility model content
The problem that this utility model solves provides a kind of guider easy and simple to handle, that can guide Kirschner wire once to squeeze into.
For addressing the above problem, this utility model has disclosed a kind of Kirschner wire guider, comprise the hollow and annular ring for fixing, at least two axially run through the pressing plate that is arranged in the described ring for fixing symmetrically, connect by pressurizing nut between described ring for fixing and the described pressing plate, distance between described pressing plate and the described ring for fixing is regulated by described pressurizing nut, described pressing plate end is provided with holder, described holder is the plate object that offers the draw-in groove that matches with described pressing plate end cross-sectional, offers the screw that matches with the screw thread of Kirschner wire guider on described holder and the pressing plate.
Preferably, the quantity of described pressing plate is four, and uniform ring is around in the described ring for fixing.
Preferably, the top of described pressurizing nut is passed described ring for fixing and is threaded with described ring for fixing, and the tail end of described pressurizing nut is fixedly connected with described pressing plate.
Preferably, the top of described pressurizing nut is passed described ring for fixing and is threaded with described ring for fixing, be provided with pressure control device between the tail end of described pressurizing nut and the described pressing plate, described pressure control device comprise be arranged on the described pressing plate, near the projection of described pressurizing nut one side, be provided with cavity in the described projection, be provided with spring in the described cavity, the tail end of described pressurizing nut stretches into described cavity and links to each other with a free end of described spring, and another free end of described spring links to each other with described pressing plate.
Preferably, offer groove for the compression degree of observation spring along the prolonging direction of described spring on the described projection, the outer wall subscript of described projection is marked with spring start line and pressure warning line.
Preferably, at least a portion of described projection adopts transparent material to make, and is used for the compression degree of observation spring, and the outer wall subscript of described projection is marked with spring start line and pressure warning line.
Preferably, the cross section of described holder is " ten " font, extends four extended surfaces along plane, described holder place, and described draw-in groove is arranged on the described extended surface near free end.
Preferably, described holder is disc, and described bayonet slot ring winding places the edge of described holder.
Preferably, described ring for fixing adopts the ring for fixing that carbon fibre material or highstrenghtpiston make.
Preferably, the pressing plate that described pressing plate adopts carbon fibre material or highstrenghtpiston to make, or plastic presser plate.
Compared with prior art, the utlity model has following advantage: the Kirschner wire guider that this utility model discloses, during use, can in advance limbs of patient be fixed in special posture according to multiple actual needs first, and Kirschner wire guider firmly is fixed in the limbs of patient inserting needle place of Kirschner wire to be squeezed into, subsequently Kirschner wire is squeezed into entry point along Kirschner wire guider, until arriving out pin mark, the top of Kirschner wire gets final product, simple in structure easy to operate, not only can rapidly, accurately squeeze into Kirschner wire, avoid secondary damage, and saved operating time.
Description of drawings
Fig. 1 is the longitudinal sectional view of Kirschner wire guider in this utility model preferred embodiment;
Fig. 2 is the A-A cutaway view of Fig. 1;
Fig. 3 is the B-B cutaway view of Fig. 1;
Fig. 4 is the structural representation of pressure control device in this utility model preferred embodiment;
Fig. 5 is the structural representation of holder in this utility model preferred embodiment;
Fig. 6 is the structural representation of pressing plate when Kirschner wire intersects fixedly;
Fig. 7 is the assembly structure schematic diagram of pressing plate and Kirschner wire guider when Kirschner wire intersects fixedly;
Fig. 8 is the structural representation of pressing plate when carrying out the terminal extensor tendon reparation;
Fig. 9 is the structural representation that carries out distal interphalangeal joint flexing position pressing plate fixedly the time;
Figure 10 is the structural representation that carries out near, fracture of middle phalanx pressing plate fixedly the time;
Figure 11 carries out the structural representation that proximal phalangeal joints stretches position pressing plate fixedly the time;
Wherein: 1, ring for fixing; 2, pressing plate; 21, projection; 22, cavity; 3, spring; 4, pressurizing nut; 6, holder; 61, draw-in groove; 62, screw; 63, extended surface; 7, Kirschner wire guider; 8, Kirschner wire.
The specific embodiment
Below in conjunction with accompanying drawing the technical scheme among this utility model embodiment is described in detail.
As shown in Figure 1 to Figure 3, this utility model has disclosed a kind of Kirschner wire guider, this Kirschner wire guider comprises hollow and annular ring for fixing 1, ring for fixing 1 is used for entangling the limbs of Kirschner wire to be squeezed into, such as pointing (in this utility model preferred embodiment, selecting finger to squeeze into object for Kirschner wire is example, can certainly be the position of other Kirschner wire to be squeezed into of human body, the vola the when palm during such as toes, metacarpal fracture, sufficient fracture of the metatarsal bone).In order to guarantee the firmness of ring for fixing 1, the wall thickness of ring for fixing 1 is chosen in more than the 1mm.
The Kirschner wire guider that this utility model discloses comprises that also at least two axially run through the pressing plate 2 that is arranged in the ring for fixing 1 symmetrically, and pressing plate 2 is used for finger is applied certain pressure, affects fixed effect to prevent finger from arbitrarily touching.Connect by pressurizing nut 4 between ring for fixing 1 and the pressing plate 2, distance between pressing plate 2 and the ring for fixing 1 is regulated by pressurizing nut 4, thereby can regulate distance suitable between pressing plate 2 and finger according to patient's thick fingers details condition, to hold the limbs of different thicknesses, convenient operation.
In this utility model preferred embodiment, the quantity of pressing plate 2 is four, and uniform ring is around in the ring for fixing 1, so arranges, not only can be effectively fixing injured limb, but and economical with materials, reduce cost.Certainly, also can suitably increase or reduce the quantity of pressing plate 2, adapting to special circumstances, as when pointing a side and having foreign body to place pressing plate, can only place symmetrically 2 block pressur plates, and for example place up and down 2 block pressur plates during metacarpal fracture.
Particularly, the connected mode between ring for fixing 1, pressing plate 2 and the pressurizing nut 4 can for: the top of pressurizing nut 4 is passed ring for fixing 1 and is threaded with ring for fixing 1, and the tail end of pressurizing nut 4 is fixedly connected with pressing plate 2.So arrange, by rotation pressurizing nut 4, can regulate like a cork the distance between pressing plate 2 and the ring for fixing 1, to hold the limbs of different thicknesses, convenient operation.
The excessive generation soft tissue injury of pressing plate 2 pairs of limbs of patient institutes applied pressure in order to prevent from using, offer groove (not shown) for the compression degree of observation spring 3 along the prolonging direction of spring 3 on the projection 21, the outer wall subscript of projection 21 is marked with spring start line and pressure warning line.
Perhaps, also can not be provided for observing the groove of the compression degree of spring 3 on the projection 21, but take another kind of alternative method: at least a portion of projection 21 adopts transparent material to make, can observe very intuitively the compression degree of spring 3, the outer wall subscript of projection 21 is marked with spring start line and pressure warning line, by selecting the spring of suitable elasticity, but according to just calculating pressure size of compression degree.
In this utility model preferred embodiment, as shown in Figure 5, extend four extended surfaces 63 along plane, holder 6 place, the cross section of holder 6 is " ten " font, draw-in groove 61 are arranged on the extended surface near free end.
Certainly, holder 6 also can be set to be disc, and draw-in groove 61 is around the edge that is arranged at holder 6.
In order to adapt to the different finger of thickness, holder 6 has plurality of specifications, during use, measure first finger with up and down, distance between the clamping plate of the left and right sides, to select the specification of suitable holder 6, so that Kirschner wire guider 7 and the phalanges longitudinal axis are in line.
Block in order to prevent that 1 pair of patient's injured limb of ring for fixing position produces in the operative treatment process, thereby affect X-ray examination, ring for fixing 1 adopts carbon fibre material to make.Carbon fiber is a kind of new material of mechanical property excellence, and not only the X ray permeability is good, and its proportion is less than 1/4 of steel, and carbon fiber resin composite material tensile strength all more than 3500Mpa, is 7 ~ 9 times of steel generally.Certainly, except carbon fibre material, ring for fixing 1 also can adopt on-deformable highstrenghtpiston to make.
In like manner, pressing plate 2 also can adopt carbon fibre material or highstrenghtpiston to make, with the requirement of satisfying high strength and not blocking x-ray.
Because this device is used for operation, can carry out the sterilization treatment condition so the material that all parts of this device adopt all should satisfy, the conventional high pressure steam sterilization that adopts, sterilising conditions requires: steam pressure 205.8kPa(2.1kg/cm
2), temperature reaches more than 132 ℃ and kept 10 minutes.
During use, only need ring for fixing 1 is inserted in patient's injured limb carefully, adjust the position for the treatment of fixed position, be screwed into each pressurizing nut 4,2 pairs of injured limb of pressing plate are evenly pressurizeed, institute's applied pressure is controlled at not damage patient's soft tissue and is limited, then the top of selecting the holder 6 of appropriate size to be inserted in pressing plate 2, overlap the top that fashionable attention makes the draw-in groove 61 aligning pressing plates 2 on the holder 6, at last the screw thread of Kirschner wire guider 7 tail ends is aimed at screw 62 and screw-in on the holder 6, Kirschner wire is squeezed into along Kirschner wire guider 7 treated on the limbs that fixed position gets final product.
In addition, for intersecting fixing situation with Kirschner wire, can be at three threaded screws of pressing plate 2 designs, as shown in Figure 6, these three screws are respectively 90 °, 45 °, 15 ° with respect to the angle of inclination of pressing plate 2 place horizontal planes, as long as being screwed into Kirschner wire guider 7 at each screw can squeeze into Kirschner wire along Kirschner wire guider 7, as shown in Figure 7.Certainly, the screw design attitude on the pressing plate 2 and angle can be diversified herein, and to satisfy multiple fixed demand, the side neurovascular bundle should be avoided pointing in the position of screw.
On the other hand, when carrying out the reparation of extensor tendon stop, then distal interphalangeal joint need be fixed in and stretch the position, as shown in Figure 8; When carrying out distal interphalangeal joint fusion or the reconstruction of flexor digitorum profundus tendon stop, need distal interphalangeal joint is fixed in 45 ° in the wrong, as shown in Figure 9; Near when carrying out, fracture of middle phalanx resets, fixedly the time, need should save Phalangeal fracture also straight the fixing that reset, as shown in figure 10; Stretch the position fixedly the time when carrying out proximal phalangeal joints, need that proximal phalangeal joints is stretched the position and fix, as shown in figure 11.In actual the use, can design difform pressing plate according to different needs, so that it is fixing to thread a needle after finger is fixed in advance again.
The Kirschner wire guider that this utility model discloses, can in advance finger be fixed in special posture according to multiple actual needs first, and the patient that Kirschner wire guider firmly is fixed in Kirschner wire to be squeezed into pointed the inserting needle place, screw on holder and the pressing plate has a plurality of special angles, direction, and clinical use can select suitable screw to be screwed into Kirschner wire guider according to actual needs.During use, only need Kirschner wire is squeezed into entry point along Kirschner wire guider, get final product until the top of Kirschner wire arrives out pin mark, simple in structure easy to operate, can be rapidly, exactly Kirschner wire is squeezed into, avoid secondary damage, be applicable to especially flexibly many moving fingers; On the other hand, by using this Kirschner wire guider, not only saved operating time, and do not affected limbs of patient and carry out the X-ray ray examination.
To the above-mentioned explanation of the disclosed embodiments, make this area professional and technical personnel can realize or use this utility model.Multiple modification to these embodiment will be apparent concerning those skilled in the art, and General Principle as defined herein can be in the situation that do not break away from spirit or scope of the present utility model, in other embodiments realization.Therefore, this utility model will can not be restricted to these embodiment shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (10)
1. Kirschner wire guider, it is characterized in that: comprise hollow and annular ring for fixing (1), at least two axially run through the pressing plate (2) that is arranged in the described ring for fixing (1) symmetrically, connect by pressurizing nut (4) between described ring for fixing (1) and the described pressing plate (2), distance between described pressing plate (2) and the described ring for fixing (1) is regulated by described pressurizing nut (4), described pressing plate (2) end is provided with holder (6), described holder (6) offers the screw that matches with the screw thread of Kirschner wire guider (7) for offering the plate object of the draw-in groove (61) that matches with described pressing plate (2) end cross-sectional on described holder (6) and the pressing plate (2).
2. Kirschner wire guider according to claim 1, it is characterized in that: the quantity of described pressing plate (2) is four, uniform ring is around in the described ring for fixing (1).
3. Kirschner wire guider according to claim 1, it is characterized in that: the top of described pressurizing nut (4) is passed described ring for fixing (1) and is threaded with described ring for fixing (1), and the tail end of described pressurizing nut (4) is fixedly connected with described pressing plate (2).
4. Kirschner wire guider according to claim 1, it is characterized in that: the top of described pressurizing nut (4) is passed described ring for fixing (1) and is threaded with described ring for fixing (1), be provided with pressure control device between the tail end of described pressurizing nut (4) and the described pressing plate (2), described pressure control device comprises and being arranged on the described pressing plate (2), projection (21) near described pressurizing nut (4) one side, be provided with cavity (22) in the described projection (21), be provided with spring (3) in the described cavity (22), the tail end of described pressurizing nut (4) stretches into described cavity (22) and links to each other with a free end of described spring (3), and another free end of described spring (3) links to each other with described pressing plate (2).
5. Kirschner wire guider according to claim 4, it is characterized in that: the upper prolonging direction along described spring (3) of described projection (21) offers the groove for the compression degree of observation spring (3), and the outer wall subscript of described projection (21) is marked with spring start line and pressure warning line.
6. Kirschner wire guider according to claim 4, it is characterized in that: at least a portion of described projection (21) adopts transparent material to make, be used for the compression degree of observation spring (3), the outer wall subscript of described projection (21) is marked with spring start line and pressure warning line.
7. Kirschner wire guider according to claim 1, it is characterized in that: the cross section of described holder (6) is " ten " font, extend four extended surfaces along described holder (6) plane, place, described draw-in groove (61) is arranged on the described extended surface near free end.
8. Kirschner wire guider according to claim 1, it is characterized in that: described holder (6) is disc, and described draw-in groove (61) is around the edge that is arranged at described holder (6).
9. Kirschner wire guider according to claim 1 is characterized in that: the ring for fixing that described ring for fixing (1) adopts carbon fibre material or highstrenghtpiston to make.
10. Kirschner wire guider according to claim 1 is characterized in that: the pressing plate that described pressing plate (2) adopts carbon fibre material or highstrenghtpiston to make.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220457911 CN202761430U (en) | 2012-09-10 | 2012-09-10 | Kirschner wire guiding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220457911 CN202761430U (en) | 2012-09-10 | 2012-09-10 | Kirschner wire guiding device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202761430U true CN202761430U (en) | 2013-03-06 |
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ID=47768044
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220457911 Withdrawn - After Issue CN202761430U (en) | 2012-09-10 | 2012-09-10 | Kirschner wire guiding device |
Country Status (1)
| Country | Link |
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| CN (1) | CN202761430U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102836002A (en) * | 2012-09-10 | 2012-12-26 | 苏州大学 | Kirschner wire guiding device |
| CN103405270A (en) * | 2013-08-29 | 2013-11-27 | 顾剑辉 | Pincers type kirschner wire guiding device |
| CN104758045A (en) * | 2015-04-14 | 2015-07-08 | 曹兰 | Elastic piece damping type dual-ring odontoid sighting device |
| CN104758044A (en) * | 2015-04-14 | 2015-07-08 | 冀旭斌 | Piston type double-ring odontoid-process-of-axis sighting device |
| CN104758046B (en) * | 2015-04-14 | 2016-08-24 | 冀旭斌 | Dicyclic pivot cone cdontoid process sight |
| CN106214243A (en) * | 2016-07-26 | 2016-12-14 | 冯颖 | A kind of orthopaedics guides resetting means |
-
2012
- 2012-09-10 CN CN 201220457911 patent/CN202761430U/en not_active Withdrawn - After Issue
Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102836002A (en) * | 2012-09-10 | 2012-12-26 | 苏州大学 | Kirschner wire guiding device |
| CN103405270A (en) * | 2013-08-29 | 2013-11-27 | 顾剑辉 | Pincers type kirschner wire guiding device |
| CN106037922A (en) * | 2015-04-14 | 2016-10-26 | 冀旭斌 | Double-ring odontoid process sighting device |
| CN104758044A (en) * | 2015-04-14 | 2015-07-08 | 冀旭斌 | Piston type double-ring odontoid-process-of-axis sighting device |
| CN104758044B (en) * | 2015-04-14 | 2016-08-24 | 冀旭斌 | Piston type dicyclo pivot cone cdontoid process sight |
| CN104758046B (en) * | 2015-04-14 | 2016-08-24 | 冀旭斌 | Dicyclic pivot cone cdontoid process sight |
| CN104758045A (en) * | 2015-04-14 | 2015-07-08 | 曹兰 | Elastic piece damping type dual-ring odontoid sighting device |
| CN106037923A (en) * | 2015-04-14 | 2016-10-26 | 冀旭斌 | Odontoid process sighting device |
| CN106344143A (en) * | 2015-04-14 | 2017-01-25 | 曹兰 | Damping type sighting device for odontoid process of vertebra dentata |
| CN106037922B (en) * | 2015-04-14 | 2018-06-26 | 张玉凤 | Bicyclic dentoid process of axis's sighting device |
| CN106214243A (en) * | 2016-07-26 | 2016-12-14 | 冯颖 | A kind of orthopaedics guides resetting means |
| CN108992160A (en) * | 2016-07-26 | 2018-12-14 | 冯颖 | A kind of guiding resetting apparatus |
| CN109223159A (en) * | 2016-07-26 | 2019-01-18 | 冯颖 | A kind of orthopaedics guiding resetting apparatus |
| CN109223159B (en) * | 2016-07-26 | 2021-01-15 | 山东中医药大学附属医院 | Orthopedic guiding and resetting device |
| CN108992160B (en) * | 2016-07-26 | 2021-01-19 | 王建筑 | Guiding reset device |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20130306 Effective date of abandoning: 20141210 |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20130306 Effective date of abandoning: 20141210 |
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| RGAV | Abandon patent right to avoid regrant |