阅读说明：本技术 一种枪式复位钳以及器械包 (Gun type reduction forceps and instrument bag ) 是由 李建祥 王彬 王亮 蔡慧钢 于 2019-08-23 设计创作，主要内容包括：本申请公开了一种枪式复位钳以及器械包,枪式复位钳包括：把手；枪杆,所述枪杆穿过并沿轴向滑动安装于所述把手顶部；卡体,所述枪杆穿过所述卡体,所述卡体顶部转动安装于所述把手顶部后端,所述卡体与所述把手之间安装有第一弹簧,所述卡体抵持于所述枪杆底面阻止所述枪杆后退,所述卡体挤压所述第一弹簧时,所述卡体与所述枪杆外表面不接触；拨片；扳机,转动安装于所述把手前端,扣动所述扳机时,所述扳机顶部带动所述拨片挤压所述压缩弹簧,同时所述拨片抵持于所述枪杆底面并带动所述枪杆前进。本发明的优点在于方便了医生操作,缩短了手术时间；同时组合式、通用形结构降低了医用成本,减轻了患者的医疗费用负担。(The application discloses rifle formula pincers and apparatus package reset, the rifle formula pincers that reset include: a handle; the gun rod penetrates through the top of the handle and is mounted on the top of the handle in an axial sliding mode; the gun rod penetrates through the clamping body, the top of the clamping body is rotatably mounted at the rear end of the top of the handle, a first spring is mounted between the clamping body and the handle, the clamping body abuts against the bottom surface of the gun rod to prevent the gun rod from retreating, and when the clamping body extrudes the first spring, the clamping body is not in contact with the outer surface of the gun rod; a shifting sheet; the trigger is rotatably arranged at the front end of the handle, when the trigger is pulled, the top of the trigger drives the shifting piece to extrude the compression spring, and meanwhile, the shifting piece abuts against the bottom surface of the gun rod and drives the gun rod to advance. The invention has the advantages of convenient operation for doctors and shortened operation time; meanwhile, the combined and universal structure reduces the medical cost and lightens the medical expense burden of patients.)

1. A gun-type reduction forceps, comprising:

a handle;

the gun rod penetrates through the top of the handle and is mounted on the top of the handle in an axial sliding mode;

the gun rod penetrates through the clamping body, the top of the clamping body is rotatably mounted at the rear end of the top of the handle, a first spring is mounted between the clamping body and the handle, the clamping body abuts against the top surface and the bottom surface of the gun rod to prevent the gun rod from retreating, and when the clamping body extrudes the first spring, the clamping body is not in contact with the outer surface of the gun rod;

the gun rod penetrates through the shifting piece, the shifting piece is positioned in a cavity formed in the handle, a compression spring is arranged between the shifting piece and the handle, the compression spring surrounds the outside of the gun rod, and the shifting piece is positioned behind the compression spring;

the trigger is rotatably arranged at the front end of the handle, when the trigger is pulled, the top of the trigger drives the shifting piece to extrude the compression spring, and meanwhile, the shifting piece abuts against the top surface and the bottom surface of the gun rod and drives the gun rod to advance.

2. The gun-type reduction forceps of claim 1, wherein the rod advances 2-4mm per trigger pull.

3. The gun-type reduction forceps according to claim 1, wherein the handle is provided with detachable cover plates on both sides of the compression spring, and the detachable cover plates cover the cavity.

4. The gun-type reduction forceps according to claim 1, wherein the front portion of the gun shaft is formed with a claw shape and the rear portion is formed with a ball shape.

5. The gun-type reduction forceps according to claim 1, wherein the center of the gun shaft is formed with a guide hole, and the diameter of the guide hole is 2.9 mm.

6. An instrument kit storing the gun-type reduction forceps according to any one of claims 1 to 6.

7. The instrument package of claim 6, wherein a first reset arm, a second reset arm and a third reset arm are stored in the instrument package, a connecting block is respectively formed at one end of each of the first reset arm, the second reset arm and the third reset arm, a cylinder is formed by protruding the front end of the handle around the gun rod, the gun rod passes through the axis of the cylinder, the connecting block is detachably fixed to the cylinder, the gun rod passes through the connecting block, and a positioning circular groove is formed in the side surface of the cylinder.

8. The kit according to claim 7, wherein the first and second return arms are each formed with a hook at an end facing away from the connection block, and the third return arm is formed with a detachable dish anchor at an end facing away from the connection block.

9. The instrument bag of claim 8, further comprising a cleaning brush, a guide pin, a thread guide pin and a cleaning guide pin which are matched with the guide hole, wherein the gun-type reset forceps, the first reset arm, the second reset arm, the third reset arm, the dish-shaped anchor, the cleaning brush, the guide pin, the thread guide pin and the cleaning guide pin are respectively clamped and fixed through a plurality of adhesive tapes fixed inside the instrument bag, and through holes are uniformly distributed on the surface of the instrument bag.

10. The kit according to claim 9, wherein the gun-type reduction forceps, the first reduction arm, the second reduction arm, the third reduction arm, the dish-shaped anchor, the cleaning brush, the guide pin, the threaded guide pin and the cleaning guide pin are respectively carved on the inner bottom surface of the kit.

Technical Field

The application relates to an orthopedic operation, in particular to gun type reduction forceps and an instrument bag.

Background

When a doctor fixes the fracture, the doctor needs to reset the skeleton firstly, and can start formal operation only when the skeleton returns to a normal position, and the resetting of the skeleton needs to be realized by a special instrument; the skeleton difference of different parts of human body is very big, needs to use different pliers during reduction, and the kind is more. At present, special reduction forceps are often needed when pelvis fracture, intra-articular fracture and some long bone fractures are treated, the universality is poor, and inconvenience is brought to the operation.

Disclosure of Invention

The invention aims to provide a gun type reduction forceps and an instrument kit, which are suitable for reduction of various bones.

In order to achieve the above object, the present invention provides the following technical solutions.

The embodiment of the application discloses rifle formula pincers that reset includes:

a handle;

the gun rod penetrates through the top of the handle and is mounted on the top of the handle in an axial sliding mode;

the gun rod penetrates through the clamping body, the top of the clamping body is rotatably mounted at the rear end of the top of the handle, a first spring is mounted between the clamping body and the handle, the clamping body abuts against the top surface and the bottom surface of the gun rod to prevent the gun rod from retreating, and when the clamping body extrudes the first spring, the clamping body is not in contact with the outer surface of the gun rod;

the gun rod penetrates through the shifting piece, the shifting piece is positioned in a cavity formed in the handle, a compression spring is arranged between the shifting piece and the handle, the compression spring surrounds the outside of the gun rod, and the shifting piece is positioned behind the compression spring;

the trigger is rotatably arranged at the front end of the handle, when the trigger is pulled, the top of the trigger drives the shifting piece to extrude the compression spring, and meanwhile, the shifting piece abuts against the top surface and the bottom surface of the gun rod and drives the gun rod to advance.

Preferably, in the gun-type reduction forceps, the gun rod advances by 2-4mm for each push of the trigger.

Preferably, in the gun-type reduction forceps, detachable cover plates are respectively installed on the handle at two sides of the compression spring, and the detachable cover plates cover the cavity.

Preferably, in the gun type reduction forceps, the front portion of the rod is formed in a claw shape, and the rear portion thereof is formed in a ball shape.

Preferably, in the gun type reduction forceps, a guide hole is formed in the axis of the gun rod, and the diameter of the guide hole is 2.9 mm.

Correspondingly, an instrument bag is also disclosed, and the gun type reduction forceps are stored.

Preferably, in the instrument package, a first reset arm, a second reset arm and a third reset arm are stored in the instrument package, a connection block is formed at one end of each of the first reset arm, the second reset arm and the third reset arm, a cylinder is formed by protruding the front end of the handle around the gun rod, the gun rod penetrates through the axis of the cylinder, the connection block is detachably fixed to the cylinder, the gun rod penetrates through the connection block, and a positioning circular groove is formed in the side surface of the cylinder.

More preferably, in the above-mentioned kit, a hook is formed at one end of each of the first and second return arms facing away from the connection block, and a detachable dish-shaped anchor is formed at one end of the third return arm facing away from the connection block.

More preferably, in the above-mentioned instrument package, the cleaning device further includes a cleaning brush, a guide pin, a thread guide pin, and a cleaning guide pin, which are fitted to the guide hole, the gun-type reset forceps, the first reset arm, the second reset arm, the third reset arm, the dish-shaped anchor, the cleaning brush, the guide pin, the thread guide pin, and the cleaning guide pin are respectively fixed by being engaged with a plurality of rubber strips fixed inside the instrument package, and through holes are uniformly distributed on the surface of the instrument package.

More preferably, in the above-mentioned kit, the gun-type reduction forceps, the first reduction arm, the second reduction arm, the third reduction arm, the dish-shaped anchor, the cleaning brush, the guide pin, the threaded guide pin and the cleaning guide pin are respectively carved on the bottom surface inside the kit.

Compared with the prior art, the invention has the advantages of facilitating the operation of doctors and shortening the operation time; meanwhile, the combined and universal structure reduces the medical cost and lightens the medical expense burden of patients.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be 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 described in the present application, and other drawings can be obtained by those skilled in the art without creative efforts.

FIG. 1 is a cross-sectional view of a gun-type reduction forceps in an embodiment of the present invention;

FIG. 2 is a perspective view of a first reset arm in accordance with an embodiment of the present invention;

FIG. 3 is a perspective view of a second reset arm in accordance with an embodiment of the present invention;

FIG. 4 is a perspective view of a third reset arm in accordance with an embodiment of the present invention;

FIG. 5 is a schematic view of a kit for storing items of equipment in accordance with an embodiment of the present invention;

fig. 6 is a schematic view of a kit according to an embodiment of the invention, without the storage of the individual devices.

Detailed Description

The technical solutions in the embodiments of the present invention will be described in detail below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1, a gun-type reduction forceps 100 includes:

a handle 110;

the gun rod 120 penetrates through and is axially and slidably arranged at the top of the handle 110;

the locking device comprises a locking body 130, a gunrod 120 penetrates through the locking body 130, the top of the locking body 130 is rotatably arranged at the rear end of the top of a handle 110, a first spring 131 is arranged between the locking body 130 and the handle 110, the locking body 130 is abutted against the top surface and the bottom surface of the gunrod 120 to prevent the gunrod 120 from retreating, and when the locking body 130 extrudes the first spring 131, the locking body 130 is not contacted with the outer surface of the gunrod 120;

the gun rod 120 penetrates through the pull sheet 140, the pull sheet 140 is located in a cavity 111 formed in the handle 110, a compression spring 141 is installed between the pull sheet 140 and the handle 110, the compression spring 141 surrounds the outside of the gun rod 120, and the pull sheet 140 is located behind the compression spring 141;

the trigger 150 is rotatably installed at the front end of the handle 110, and when the trigger 150 is pulled, the top of the trigger 150 drives the pull tab 140 to extrude the compression spring 141, and meanwhile, the pull tab 140 abuts against the top surface and the bottom surface of the gun rod 120 and drives the gun rod 120 to advance. The barrel 120 advances 2-4mm per trigger 150 pull.

According to the technical scheme, the reset clamp is designed to be in a pistol shape, reset arms in different shapes are detachably connected to the pistol-type reset clamp, accurate positioning is achieved by pulling a trigger, rough positioning and free sliding of a pistol rod are achieved by pulling a clamp body; the clamping body is slightly inclined and is propped against the top surface and the bottom surface of the gun rod through the elastic force of the first spring to prevent the gun rod from retreating; when the clamping body is squeezed by hands, the clamping body can be kept perpendicular to the gun rod, the top surface and the bottom surface of the gun rod can be separated from the clamping body, and the free sliding of the gun rod is realized; the shifting piece principle is basically the same as the clamping body principle, in a normal state, due to the action of a compression spring, the shifting piece is vertical to the gun rod and is not contacted with the top surface and the bottom surface of the gun rod, when a trigger is just started to be pulled, the shifting piece gradually begins to incline and then abuts against the top surface and the bottom surface of the gun rod, the shifting piece and the gun rod can be driven to move forwards when the trigger is further pulled, when the trigger is released, the action of the shifting piece is just opposite, and due to the action of the clamping body, the gun rod is prevented from retreating; after installing different arms that reset, because the arm that resets is installed on the handle, through behind the trigger of the knot or when detaining the card body, the barral of a gun can advance, will need the position block of operation between arm and barral of a gun front end that resets.

When the reduction forceps are normally used, the gun rod is pulled to a proper position, the other end of the reduction arm and one end of the gun rod are slightly contacted with a bone, a doctor adjusts the contact position and the contact direction of the reduction forceps and the bone and then pulls the trigger, the gun rod slides forwards, the reduction forceps are gradually pressurized to firmly clamp the bone, and the operation shows that the fracture condition of a patient and the operation skill of the doctor can reach an ideal position by going back and forth for several times.

As shown in fig. 5, in addition, the handle 110 is respectively provided with a detachable cover 142 at two sides of the compression spring 141, and the detachable cover 142 covers the cavity 111.

Among this technical scheme, two apron that can pull out are designed, two apron of can unloading when the apparatus postoperative washs, make things convenient for inside washing, easy operation makes things convenient for the washing of apparatus postoperative, and very firm and stable again after the installation combines, has guaranteed the security of operation.

Further, the gun shaft 120 is formed with a claw 121 at the front and a ball 122 at the rear.

In the technical scheme, the claw shape is firmer when clamping and positioning the patient, the spherical shape is convenient to pull back and forth when roughly positioning and cleaning, and the claw shape can also play a holding role as a handle when in operation.

Further, a guide hole 123 is formed at the axis of the gun shaft 120, and the diameter of the guide hole 123 is 2.9 mm.

In the technical scheme, after the reduction forceps reach ideal positioning, a doctor can insert the guide pin into the guide hole to start normal operation. When the reduction forceps are used and unloaded, the clamping body is pressed down and the gun rod is pulled out.

Referring to fig. 2-6, a kit 200 is shown for storing gun-type reduction forceps 100. The instrument package 200 is internally provided with a first reset arm 210, a second reset arm 220 and a third reset arm 230, one end of each of the first reset arm 210, the second reset arm 220 and the third reset arm 230 is respectively provided with a connecting block 240, the front end of the handle 110 protrudes and extends around the gun rod 120 to form a cylinder 113, the gun rod 120 passes through the axis of the cylinder 113, the connecting block 240 is detachably fixed on the cylinder 113, the gun rod 120 passes through the connecting block 240, and the side surface of the cylinder 113 is provided with a positioning circular groove 112.

According to the technical scheme, doctors select different types of reduction arms according to different fracture positions of patients, the instrument is provided with three types of reduction arms, the first reduction arm is suitable for pelvic surgery, the second reduction arm is suitable for common long bone surgery, and the third reduction arm is suitable for percutaneous minimally invasive surgery. Install the arm that resets on the pincers that reset gun type, can dismantle the connection through the connecting block, press the button on the connecting block with the hand, can realize the arm that resets and the combination and the separation of pincers that reset, this structure is similar to the block location of ordinary umbrella, realizes the location block through the inside elastic bulge who corresponds with location circular slot 112 of connecting block, and elastic bulge realizes synchronous with the button again, so can realize the separation through the button, only need hear "papda" during the location and realized the location block promptly.

Further, the first and second reset arms 210 and 220 are respectively formed with a hook 300 at an end facing away from the connection block 240, and the third reset arm 230 is formed with a detachable disk anchor 250 at an end facing away from the connection block 240.

In the technical scheme, one end of a first reset arm and one end of a second reset arm are designed to be single-tooth tips, one end of a third reset arm and one end of a butterfly anchor are designed to be detachable spherical interfaces with universal functions, a symmetrical small groove is designed on the butterfly anchor, a clamp spring is embedded in the butterfly anchor, and combination and separation can be realized only by slightly applying force to insert and pull out the butterfly anchor; the other end of the butterfly anchor is designed into a 6-tooth annular uniformly-distributed pointed end; the one end design that the stock contacted with the skeleton is 6 tooth ring shape equipartitions most advanced, and the universal design of above interface and the shape design of most advanced have strengthened the centre gripping effect of pincers and skeleton that reset.

Further, the multifunctional medical instrument bag comprises a cleaning brush 260, a guide pin 270, a thread guide pin 280 and a cleaning guide pin 290 which are matched with the guide hole 123, the gun type reduction forceps 100, the first reduction arm 210, the second reduction arm 220, the third reduction arm 230, the dish-shaped anchor 250, the cleaning brush 260, the guide pin 270, the thread guide pin 280 and the cleaning guide pin 290 are clamped and fixed through a plurality of adhesive tapes 400 fixed inside the instrument bag 200, and through holes 201 are uniformly distributed on the surface of the instrument bag 200.

In the technical scheme, the instrument bag is provided with the cleaning guide pin and the cleaning brush, the cleaning guide pin is firstly inserted into the guide hole of the gun rod during the cleaning after the operation of the instrument, the instrument slides back and forth, residual tissues and dirt infiltrated during the operation are removed, the cleaning brush is then inserted into the guide hole, and the guide hole slides back and forth to further remove the dirt. The two sides of the instrument bag and the instrument bag cover are provided with handle structures which can be clamped mutually, so that the whole instrument bag can be conveniently opened, folded and held by hands. The 6 surfaces of the whole instrument bag are provided with phi 5 through holes for ventilation of disinfection and sterilization.

Further, the inner bottom surface of the kit 200 is respectively carved with a gun-type reduction forceps 100, a first reduction arm 210, a second reduction arm 220, a third reduction arm 230, a dish-shaped anchor 250, a cleaning brush 260, a guide pin 270, a threaded guide pin 280 and a cleaning guide pin 290 graph 202.

According to the technical scheme, all parts are placed in the instrument bag together, the storage is facilitated, the adhesive tapes matched with the parts are installed on the bottom surface of the instrument bag, the shapes of the parts are carved, the correct placement of the parts is guaranteed, and the parts are fixed and do not collide with each other.

The cover plate and the handle on the gun type reduction forceps in the instrument bag, the instrument bag and the instrument bag cover are made of aluminum alloy, and compared with stainless steel, the weight of the instrument bag is reduced; the other parts are all made of stainless steel and are subjected to heat treatment (40-54 HRC).

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

The foregoing is directed to embodiments of the present application and it is noted that numerous modifications and adaptations may be made by those skilled in the art without departing from the principles of the present application and are intended to be within the scope of the present application.