CN211023050U

CN211023050U - Orthopedic minimally invasive steel wire guiding device

Info

Publication number: CN211023050U
Application number: CN201922032621.9U
Authority: CN
Inventors: 苏虹
Original assignee: Chongqing Tongliang People's Hospital
Current assignee: Chongqing Tongliang People's Hospital
Priority date: 2019-11-22
Filing date: 2019-11-22
Publication date: 2020-07-17
Anticipated expiration: 2029-11-22

Abstract

The utility model discloses an orthopedics wicresoft steel wire guiding device, including U type support and handle, the bottom level of U type support sets up and the bottom surface is vertical to be fixed with the handle, two vertical portion tops of U type support are respectively along transversely being fixed with first guide pin bushing and second guide pin bushing. Has the advantages that: the utility model discloses a sliding fit has first pipe and second pipe in first guide pin bushing and the second guide pin bushing of two vertical portion tops coaxial setting respectively of U type support, through the through-hole both sides sliding insertion who offers respectively from the fracture department with the tip that first pipe and second pipe are close to each other when the operation to the mode that inserts the slot through the inserted bar of the spacing lantern ring carries out the accuracy spacing when the tip that first pipe and second pipe are close to each other is laminated the guide channel that the contact formed the steel wire each other.

Description

Orthopedic minimally invasive steel wire guiding device

Technical Field

The utility model relates to an orthopedics minimal access surgery auxiliary assembly field, concretely relates to orthopedics wicresoft steel wire guiding device.

Background

When treating a fracture patient, a kirschner wire is usually used for fixing the fracture part, so that the fracture part is slowly healed. However, early exercise cannot be performed after the operation by means of the kirschner wire treatment, which is not favorable for the recovery of the fracture. Therefore, a new method for treating fracture begins to be applied, firstly holes are drilled on the fracture part, then the fracture part is pressed and screwed through a steel wire with the thickness of 1mm, the method is very firm in fixation, can be used for early exercise after operation, and is convenient for the recovery of the fracture part, and the Chinese patent with the application number of 201620209582.9 discloses an orthopedic steel wire guide device, and belongs to the technical field of orthopedic surgical instruments. The method is characterized in that: including stand pipe sleeve pipe (3), stand pipe (4) and indicating device, stand pipe sleeve pipe (3) and indicating device all install on handle (1), and indicating device's axis is parallel with the axis of stand pipe sleeve pipe (3), and stand pipe (4) detachable installs in stand pipe sleeve pipe (3), is equipped with the solid device of card each other solid between stand pipe sleeve pipe (3) and stand pipe (4).

The applicant finds that at least the following technical problems exist in the prior art: the mode that above-mentioned patent adopted the setting to come contrast guide catheter the disposable through-hole that the fracture department was seted up that passes with the mode of the mutual parallel's of pipe axial indicator lever, need carry out the interlude of pipe through the mode of range estimation indicator lever orientation in this process, the attention when having disperseed operation operating personnel and alternate the pipe, and easy because the angle of observing the indicator lever causes the incline, the operation pipe once only passes the through-hole that the fracture department was seted up and is difficult for succeeding in, it is very inconvenient and can prolong operation time to use.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an orthopedics wicresoft steel wire guiding device in order to solve above-mentioned problem, it has first pipe and second pipe to set up first guide pin bushing and second guide pin bushing and first guide pin bushing and second guide pin bushing respectively sliding fit through being coaxial respectively at two vertical portion tops of U type support, through the through-hole both sides sliding insertion that the tip of being close to each other with first pipe and second pipe was seted up from the fracture respectively when operation, and the mode of inserting the slot through the inserted bar of the spacing lantern ring carries out accurate spacing when the tip that first pipe and second pipe are close to each other is laminated the guide way that the contact formed the steel wire each other, see the explanation below for details.

In order to achieve the above purpose, the utility model provides a following technical scheme:

the utility model provides a minimally invasive steel wire guiding device for orthopedics department, including U type support and handle, the bottom level of U type support sets up and the bottom surface is vertical to be fixed with the handle, two vertical partial tops of U type support are respectively along transversely being fixed with first guide pin bushing and second guide pin bushing, sliding fit has first pipe and second pipe in first guide pin bushing and the second guide pin bushing respectively, the tip that first pipe and the second pipe are close is laminated contact each other, and first pipe and the second pipe are horizontal coaxial;

the end parts, far away from each other, of the first guide sleeve and the second guide sleeve are provided with limiting assemblies used for limiting the moving positions of the first guide pipe and the second guide pipe.

Preferably, the limiting component is specifically: the outer disc of first pipe with the second pipe all cup joints and is fixed with the spacing lantern ring, just the spacing lantern ring respectively with correspond first pipe or the outer terminal surface laminating contact of second pipe, two the equal circumference equipartition of terminal surface that the spacing lantern ring is close to each other is transversely fixed with a plurality of inserted bars along, a plurality of slots have transversely been seted up along the equal circumference equipartition of outer terminal surface of first pipe with the second pipe, the slot with inserted bar contrast one-to-one and sliding fit.

Preferably, the two limiting lantern rings are in interference fit with the first conduit and the second conduit respectively, and the inserted rod and the limiting lantern rings are integrally formed.

Preferably, the number of the slots on the outer end surface of the first conduit and the outer end surface of the second conduit is four, and the slots are cylindrical slots.

Preferably, the surface of the handle is provided with anti-skid lines.

Preferably, the first guide sleeve and the second guide sleeve are mirror-symmetrical with respect to the handle.

Preferably, the first guide sleeve, the second guide sleeve, the first catheter and the second catheter are all medical stainless steel tubes.

By adopting the orthopedic minimally invasive steel wire guiding device, in an initial state, the close end parts of the first guide pipe and the second guide pipe are in fit contact with each other, the first guide pipe and the second guide pipe are transversely coaxial, meanwhile, the end surfaces of the limiting lantern rings of the first guide pipe and the second guide pipe are in fit contact with the corresponding end surfaces of the first guide sleeve and the second guide sleeve respectively, and the inserted rods of the limiting lantern rings are correspondingly inserted into the opposite slots in a sliding fit manner, so that the first guide pipe and the second guide pipe cannot be pushed against each other due to mutual abutting of the first guide pipe and the second guide pipe and limitation of the limiting lantern rings, in the process of operation, the first guide pipe and the second guide pipe are respectively pulled to be separated from each other and should not be separated from the first guide sleeve or the second guide sleeve, and in the process, the inserted rods are separated from the slots immediately, then, the handle is held by a hand to move the U-shaped support to the position of the fracture opening and is positioned between the vertical parts of the U-shaped support, the U-shaped support is moved to enable the first guide pipe and the second guide pipe to be respectively aligned with two sides of a through hole formed in the fracture position, then the first guide pipe and the first guide pipe are respectively close to each other in a sliding mode along the first guide sleeve and the second guide sleeve, the close ends of the first guide pipe and the second guide pipe immediately enter the through hole formed in the fracture position and are close to each other, when the first guide pipe and the second guide pipe are both moved to the position limiting lantern rings, the inserting rods are correspondingly inserted into the inserting grooves again, the end surfaces of the two position limiting lantern rings are respectively in close contact with the outer end surfaces of the corresponding first guide pipe and the corresponding second guide pipe, the end surfaces of the first guide pipe and the second guide pipe are mutually abutted to each other to form a guide channel of the steel wire, meanwhile, the first guide pipe and the second guide pipe cannot be pushed against each other under the condition of pushing due to the existence of the limiting lantern ring, so that smooth single operation can be realized, the first guide pipe and the second guide pipe can pass through the through hole formed in the fracture part at one time, the attention of an operator is prevented from being dispersed, the steel wire for fixing the fracture part can be guided and inserted through the through hole formed in the fracture part by the aid of the end part of the first guide pipe or the end part of the second guide pipe by keeping the first guide pipe and the first guide pipe in a pushing state, the steel wire can be respectively separated from two ends of the steel wire by the aid of the first guide pipe and the second guide pipe which are far away from each other after insertion is completed, and the operation is convenient and beneficial to quickly guiding the steel wire to fix the fracture part.

Has the advantages that: the utility model discloses a sliding fit has first pipe and second pipe in first guide pin bushing of two vertical portion tops coaxial setting respectively and second guide pin bushing and first guide pin bushing and second guide pin bushing, through the through-hole both sides sliding insertion that the tip of being close to each other with first pipe and second pipe was seted up from the fracture respectively when operation, and the mode that the inserted bar through the spacing lantern ring inserted the slot carries out the accuracy spacing when the tip that first pipe and second pipe are close to each other is laminated the guide channel that the contact formed the steel wire each other, the through-hole that fracture department was seted up is once only passed to first pipe of smooth single operation and second pipe has been ensured, dispersed operation operating personnel's attention has been avoided, high durability and convenient use just are favorable to quick guide steel wire to fix fracture department.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a front external view of the present invention;

FIG. 2 is a front cross-sectional view of FIG. 1;

FIG. 3 is an enlarged view of a portion of FIG. 2 at A;

fig. 4 is a schematic view of the present invention in use.

The reference numerals are explained below:

1. a first conduit; 2. a limiting component; 201. a limiting lantern ring; 202. inserting a rod; 203. a slot; 3. a first guide sleeve; 4. a U-shaped bracket; 5. a handle; 6. a second conduit; 7. and a second guide sleeve.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described in detail below. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-4, the utility model provides an orthopedics wicresoft steel wire guiding device, including U type support 4 and handle 5, the bottom level setting of U type support 4 and the vertical handle 5 that is fixed with in bottom surface, it is preferably that U type support 4 and handle 5 are medical grade material and make, avoid U type support 4 and handle 5's material self to arouse patient rejection, two vertical portion tops of U type support 4 are along transversely being fixed with first guide pin bushing 3 and second guide pin bushing 7 respectively, sliding fit has first pipe 1 and second pipe 6 in first guide pin bushing 3 and the second guide pin bushing 7 respectively, the tip that first pipe 1 and second pipe 6 are close is laminated contact each other, and first pipe 1 and second pipe 6 are horizontal coaxial. The end parts of the first guide sleeve 3 and the second guide sleeve 7 far away from each other are provided with limiting assemblies 2 for limiting the moving positions of the first guide pipe 1 and the second guide pipe 6.

As a preferred scheme in the present case, the limiting component 2 is specifically: first pipe 1 and second pipe 6's outer disc all cup joints and is fixed with limit ring 201, and limit ring 201 contacts with the outer terminal surface laminating of corresponding first pipe 1 or second pipe 6 respectively, the edge of the equal circumference equipartition of terminal surface that two limit ring 201 are close to each other transversely is fixed with a plurality of inserted bars 202, a plurality of slots 203 have transversely been seted up along the edge of the equal circumference equipartition of outer terminal surface of first pipe 1 and second pipe 6, slot 203 contrasts and sliding fit with inserted bar 202 one-to-one, so set up, be convenient for guarantee through the setting of spacing subassembly 2 that restrict first pipe 1 and second pipe 6's shift position when first pipe 1 and second pipe 6 support each other.

Two spacing lantern rings 201 respectively with first pipe 1 and 6 interference fit of second pipe, so that the fixing that spacing lantern ring 201 is firm prevents to break away from in the first pipe 1 or the 6 outsides of second pipe, inserted bar 202 and spacing lantern ring 201 integrated into one piece, preferred inserted bar 202 and spacing lantern ring 201 are the integrated into one piece that moulds plastics, so set up, be convenient for inserted bar 202 can be by quick accurate processing, the slot 203 quantity of the outer terminal surface of first pipe 1 and the outer terminal surface of second pipe 6 is four, and slot 203 is cylindrical groove, so that slot 203 self has certain slow-witted effect when interlude inserted bar 202, anti-skidding line is seted up on the surface of handle 5, so set up, be convenient for hold handle 5 and prevent handle 5 from taking off the hand when removing U type support 4.

First guide pin bushing 3 and second guide pin bushing 7 are mirror symmetry about handle 5, preferred first guide pin bushing 3 and second guide pin bushing 7 all with U type support 4 welded fastening, so set up, be convenient for first guide pin bushing 3 and second guide pin bushing 7 can be by accurate pleasing to the eye fixed, first guide pin bushing 3, second guide pin bushing 7, first pipe 1 and second pipe 6 are medical grade stainless steel pipe, so set up, be convenient for first guide pin bushing 3, second guide pin bushing 7, first pipe 1 and second pipe 6 all have good medical usability, avoid taking place patient's rejection.

By adopting the structure, in the initial state, the close ends of the first conduit 1 and the second conduit 6 are contacted with each other in a joint way, the first conduit 1 and the second conduit 6 are coaxial in the transverse direction, meanwhile, the end surfaces of the limit lantern rings 201 of the first conduit 1 and the second conduit 6 are contacted with the end surfaces of the corresponding first guide sleeve 3 and the second guide sleeve 7 in a joint way, and the inserting rods 202 of the limit lantern rings 201 are correspondingly inserted into the corresponding slots 203 in a sliding fit way, so that the first conduit 1 and the second conduit 6 cannot be pushed against each other due to the mutual butting of the first conduit 1 and the second conduit 6 and the limitation of the limit lantern rings 201, in the process of operation, the first conduit 1 and the second conduit 6 are respectively pulled to be separated from each other and should not be separated from the first guide sleeve 3 or the second guide sleeve 7, in the process, the inserting rods 202 are separated from the slots 203 immediately, then the handle 5 is held to move the U-shaped support 4 until the fracture opening is positioned, the U-shaped support 4 is moved to align the first conduit 1 and the second conduit 6 to two sides of a through hole formed at a fracture part respectively, then the first conduit 1 and the first conduit 1 are moved to be close to each other in a sliding mode along the first guide sleeve 3 and the second guide sleeve 7 respectively, the close ends of the first conduit 1 and the second conduit 6 immediately enter the through hole formed at the fracture part and are close to each other, when the first conduit 1 and the second conduit 6 are moved to the position that the insertion rod 202 of the limiting sleeve ring 201 is inserted into the insertion slot 203 correspondingly again and the end surfaces of the two limiting sleeve rings 201 are respectively attached to the outer end surfaces of the corresponding first conduit 1 and second conduit 6, the ends of the first conduit 1 and the second conduit 6 are abutted against each other again to form a guide channel of a steel wire, and meanwhile, the first conduit 1 and the second conduit 6 cannot be abutted against each other continuously under the condition due to the existence of the limiting sleeve rings 201, so that the first conduit 1 and the second conduit 6 can be operated smoothly once to form a single guide channel penetrating through the fracture part at The through-hole of having avoided dispersion operation operating personnel's attention, later keep the state that first pipe 1 and first pipe 1 offset can alternate the through-hole that the fracture department was seted up through the guide of first pipe 1 tip or 6 tip guides of second pipe with the steel wire of fixed fracture department, can deviate from respectively from the both ends of steel wire through the mode that first pipe 1 and second pipe 6 kept away from each other after the guide steel wire alternates to accomplish, convenient operation just is favorable to the fixed fracture department of quick guide steel wire.

The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. The utility model provides an orthopedics wicresoft steel wire guiding device, includes U type support 4 and handle 5, its characterized in that: the bottom of the U-shaped support 4 is horizontally arranged, the handle 5 is vertically fixed on the bottom surface of the U-shaped support 4, a first guide sleeve 3 and a second guide sleeve 7 are respectively fixed at the top ends of two vertical parts of the U-shaped support 4 along the transverse direction, a first guide pipe 1 and a second guide pipe 6 are respectively matched in the first guide sleeve 3 and the second guide sleeve 7 in a sliding manner, the adjacent end parts of the first guide pipe 1 and the second guide pipe 6 are attached and contacted with each other, and the first guide pipe 1 and the second guide pipe 6 are transversely coaxial;

the end parts of the first guide sleeve 3 and the second guide sleeve 7 far away from each other are respectively provided with a limiting component 2 for limiting the moving positions of the first guide pipe 1 and the second guide pipe 6.

2. The orthopedic minimally invasive wire guiding device according to claim 1, wherein: the limiting component 2 is specifically as follows: first pipe 1 with the outer disc of second pipe 6 all cup joints and is fixed with spacing lantern ring 201, just spacing lantern ring 201 respectively with correspond first pipe 1 or the outer terminal surface laminating contact of second pipe 6, two the equal circumference equipartition of terminal surface that spacing lantern ring 201 is close to each other is transversely fixed with a plurality of inserted bars 202 along the edge, a plurality of slots 203 have transversely been seted up along the equal circumference equipartition of outer terminal surface of first pipe 1 with second pipe 6, slot 203 with inserted bar 202 contrast one-to-one and sliding fit.

3. The orthopedic minimally invasive wire guiding device according to claim 2, wherein: the two position-limiting lantern rings 201 are in interference fit with the first conduit 1 and the second conduit 6 respectively, and the inserted rod 202 and the position-limiting lantern rings 201 are integrally formed.

4. The orthopedic minimally invasive wire guiding device according to claim 2, wherein: the number of the slots 203 on the outer end face of the first conduit 1 and the outer end face of the second conduit 6 is four, and the slots 203 are cylindrical slots.

5. The orthopedic minimally invasive wire guiding device according to claim 1, wherein: the surface of the handle 5 is provided with anti-skid grains.

6. The orthopedic minimally invasive wire guiding device according to claim 1, wherein: the first guide sleeve 3 and the second guide sleeve 7 are mirror-symmetrical with respect to the handle 5.

7. The orthopedic minimally invasive wire guiding device according to claim 6, wherein: the first guide sleeve 3, the second guide sleeve 7, the first catheter 1 and the second catheter 6 are all medical stainless steel tubes.