CN212466156U - Medical open operation electrode - Google Patents

Abstract

The utility model discloses a medical open surgery electrode, which comprises a handle component, a binding clip component and a blade wrench component; the blade wrench assembly comprises a blade, a cutter bar, a telescopic grid and a blade wrench; the blade spanner is hinged inside the handle; the cutter bar is connected with the blade spanner through a telescopic grid; the blade is arranged at the front end of the cutter rod and is arranged in the outer tube; and a blade outlet is arranged in the middle of the binding clip assembly. The utility model provides a medical open operation electrode adopts flexible grid to connect the blade, reaches quick extension, shrink blade effect, utilizes the grid to drive the macro-distance characteristics apart from the little simultaneously, and effectual solution blade spanner range of motion improves the user and experiences the impression.

Description

Medical open operation electrode

Technical Field

The utility model relates to an electrode for operation belongs to the medical instrument field.

Background

The medical operation electrode comprises three parts, namely a handle part, a clamp rod part and a blade rod part, wherein the handle part controls the opening and closing of a clamp head on the clamp rod and the extension of a blade, so that the effect of closed coagulation cutting is achieved. At present, open surgical electrodes are generally straight short forceps heads on the market, even if a part of bent forceps heads exist, the length and the cutting length of the open surgical electrodes are small, for example, in patent CN 204337037U, CN 104605931B, the length of the forceps heads and the cutting length are small, the time of surgery is directly influenced, and the large bent forceps heads have a clearer visual field in the surgery.

Disclosure of Invention

The problem to be solved by the present invention is to provide an improved or alternative solution to the above-mentioned disadvantages of the prior art, especially an improved or alternative solution with longer binding clip, greater bending degree, more convenient mounting structure, faster cutting speed, longer cutting length.

In order to solve the above problem, the utility model discloses a scheme as follows: a medical open surgery electrode comprises a handle component, a binding clip component and a blade wrench component; the handle assembly comprises a handle, a main wrench, a main spring and a reset seat; the reset seat is arranged at the tail end of the interior of the handle; the main spring is arranged on the reset seat; the front end of the handle is provided with an outer tube; an inner tube is arranged in the outer tube, one end of the inner tube is connected with the reset seat through a main spring, and the other end of the inner tube is connected with the tong head assembly; the main wrench is connected with the inner pipe through a special-shaped transmission part; the cutter is characterized in that the blade wrench component comprises a blade, a cutter bar, a telescopic grid and a blade wrench; the blade spanner is hinged inside the handle; the tail end of the cutter bar is connected with the blade spanner through a telescopic grid; the blade is arranged at the front end of the cutter rod and is arranged inside the inner tube; and a blade outlet is arranged in the middle of the binding clip assembly.

Further, according to the above design scheme, the medical open surgery electrode is characterized in that the forceps head assembly comprises an upper forceps head and a lower forceps head; the upper binding clip and the lower binding clip are connected with the inner tube through small pins, the upper binding clip and the lower binding clip are respectively provided with a waist hole, and the waist holes of the upper binding clip and the lower binding clip are arranged through the small pins; the outer pipe is connected with the tong head assembly through a large pin, and the large pin is fixedly arranged in the outer pipe.

The upper binding clip and the lower binding clip are fixed on the outer tube through the large pin, waist holes are formed in the upper binding clip and the lower binding clip of the binding clip assembly, the small pin penetrates through the waist holes to be connected with the inner tube, the joint of the inner tube and the binding clip assembly is of a fork-shaped structure, when the inner tube is driven by a main wrench to move backwards, the small pin is driven to move backwards, the small pin penetrates through the waist holes, so that the upper binding clip and the lower binding clip are subjected to the acting force of the small pin on the waist holes in the backward moving process of the small pin, the angle of the upper binding clip and the angle of the lower binding clip are changed, the binding clip is finally opened, otherwise, the inner tube is driven by the main spring to restore, the small pin is pushed outwards to give an acting force opposite to the waist holes, and the binding clips are closed.

Further, according to the above design scheme, the medical open surgery electrode is characterized in that the first middle shaft at the tail end of the telescopic grid is fixedly arranged inside the handle; a waist-shaped hole is formed in the blade wrench, and a second middle shaft at the tail end of the telescopic grid penetrates through the waist-shaped hole; a sliding groove is formed in the inner wall of the handle; two ends of a second middle shaft at the tail end of the telescopic grid are arranged in the sliding grooves; and a blade spring is arranged between the first middle shaft at the tail end of the telescopic grid and the second middle shaft at the tail end of the telescopic grid.

Further, according to the above design, the medical open surgery electrode is characterized in that the upper and lower forceps heads have a length of 35.4mm and are bent 14 ° to one side simultaneously along the center line of the outer tube in the horizontal direction.

Further, according to the design scheme, the medical open surgery electrode is characterized in that the middle of the blade is hollowed, and the large pin and the small pin penetrate through the middle of the blade.

Middle fretwork, the assembly of being convenient for in the assembly, the blade is convenient to be fixed a position, and fretwork in the middle of blade 18 is passed to big round pin 22, little round pin 23, plays fixed blade position effect, because fretwork formula blade can adopt the punching press mode to process, and its middle fretwork size is micron level deviation, consequently with the help of big round pin 22, little round pin 23, can fine control the flexible volume of blade, reaches accurate cutting purpose.

Further, according to the above design scheme, the medical open surgery electrode is characterized in that the upper forceps head comprises a metal electrode, an electric wire and a forceps head main body; the metal electrode is arranged on the inner side of the binding clip main body, the wire is connected with the metal electrode, the metal electrode and the binding clip main body are fixed through the injection molding layer, and the lower binding clip and the upper binding clip are of a symmetrical structure; the upper binding clip and/or the lower binding clip is provided with ceramic salient points between the metal electrode and the binding clip main body, the metal electrode is provided with holes corresponding to the ceramic salient points, and the protruding parts of the ceramic salient points protrude out of the holes and are used for controlling the gap between the upper binding clip and the lower binding clip.

Further, according to the design scheme, the medical open surgery electrode is characterized in that a knife outlet channel is formed between the metal electrode and the injection molding layer along the knife outlet direction of the blade.

Further, according to the above design scheme, the medical open surgery electrode is characterized in that a round hole is formed in the large end of the ceramic bump.

The invention provides a method for increasing the length of a clamp head and the cutting length so as to achieve the purpose of quick closing and cutting, so that the invention is changed on the existing products of the company as follows:

1. the length of the clamp head and the effective cutting length are increased;

2. the blade push-pull device is changed, and the wrench moves in a small range, so that the rapid cutting effect is achieved, the experience of medical staff is improved, and the cutting is performed efficiently;

3. the hollow blade is easy to assemble, position and accurately cut.

The technical effects of the utility model are as follows:

1) the design scheme is that the length of the upper tong head and the length of the lower tong head are 35.4mm, and the bending angle of the upper tong head and the lower tong head is 14 degrees. The length and the effective cutting length of the forceps head are increased, the efficiency is improved in the operation, the primary sealing cutting effect is achieved, and meanwhile, the bent forceps head has a wider and clearer visual field in the operation and is beneficial to the operation of medical staff;

2) the blade wrench assembly comprises a blade, a cutter bar, a telescopic grid and a blade wrench; the blade spanner is hinged inside the handle; the cutter bar is connected with the blade spanner through a telescopic grid; the blade is arranged at the front end of the cutter rod and is arranged in the outer tube; and a blade outlet is arranged in the middle of the binding clip assembly. The characteristics of the telescopic grating are utilized, the blade wrench is moved for a small distance, the blade is pushed to move for a large distance, and the cutting efficiency and the use experience are improved;

3) the hollowed-out type blade is easy to position and control the cutting distance, meanwhile, the hollowed-out type blade is better in elasticity, and the blade can move in the bent tong head easily.

Drawings

Fig. 1 is a schematic structural view of a medical open surgery electrode according to the present application.

Fig. 2 is a schematic structural diagram of the upper tong head.

Fig. 3 is a schematic structural view of the lower binding clip.

FIG. 4 is a schematic cross-sectional view of a ceramic bump.

Fig. 5 is a schematic view of a blade wrench assembly.

FIG. 6 is a schematic view of the connection between the jaw assembly and the blade wrench assembly.

Fig. 7 is a perspective view of the head of the pliers.

Fig. 8 is a schematic view of the bending structure of the head portion of the pliers.

Wherein 01 is an upper tong head, 02 is an outer pipe, 03 is a connecting piece, 04 is a blade wrench component, 05 is a main spring, 06 is a reset seat, 07 is a handle, 08 is a main wrench, 09 is a power supply connector, 10 is a lower tong head, 11 and 16 are injection molding layers, 12 is a tong head main body, 13 is an electric wire, 14 and 15 are metal electrodes, 17 is a ceramic salient point, 18 is a blade, 19 is a knife rod, 20 is a telescopic grid, 21 is a blade wrench, 22 is a big pin, 23 is a small pin, 24 is an outer pipe, and 25 is an inner pipe.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific 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 is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; 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 meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example (b): a medical open surgery electrode comprises a handle component, a binding clip component and a blade wrench component; the handle assembly comprises a handle, a main wrench, a main spring and a reset seat; the reset seat is arranged at the tail end of the interior of the handle; the main spring is arranged on the reset seat; the front end of the handle is provided with an outer tube; an inner tube is arranged in the outer tube, one end of the inner tube is connected with the reset seat through a main spring, and the other end of the inner tube is connected with the tong head assembly; the main wrench is connected with the inner pipe through a special-shaped transmission part; the blade wrench assembly comprises a blade, a cutter bar, a telescopic grid and a blade wrench; the blade spanner is hinged inside the handle; the tail end of the cutter bar is connected with the blade spanner through a telescopic grid; the blade is arranged at the front end of the cutter rod and is arranged inside the inner tube; and a blade outlet is arranged in the middle of the binding clip assembly.

Example 2: the clamp head assembly is arranged on the basis of the embodiment 1 and comprises an upper clamp head and a lower clamp head; the upper tong head and the lower tong head are connected with the inner pipe through small pins; a large pin is arranged at the joint of the outer pipe and the tong head assembly, and the tong head assembly is fixedly arranged at the front end of the outer pipe through the large pin; the upper tong head and the lower tong head are respectively provided with a waist hole; waist holes of the upper tong head and the lower tong head are arranged through small pins; a first middle shaft at the tail end of the telescopic grid is fixedly arranged inside the handle; a waist-shaped hole is formed in the blade wrench, and a second middle shaft at the tail end of the telescopic grid penetrates through the waist-shaped hole; a sliding groove is formed in the inner wall of the handle; two ends of a second middle shaft at the tail end of the telescopic grid are arranged in the sliding grooves; the length of the upper tong head and the lower tong head is 35.4mm, and the upper tong head and the lower tong head are bent 14 degrees to one side along the central line of the outer pipe in the horizontal direction; the middle of the blade is hollowed, and the large pin and the small pin penetrate through the middle of the blade; the upper binding clip comprises a metal electrode, an electric wire and a binding clip main body; the metal electrode is arranged on the inner side of the binding clip main body, the wire is connected with the metal electrode, the metal electrode and the binding clip main body are fixed through the injection molding layer, and the lower binding clip and the upper binding clip are of a symmetrical structure; the upper binding clip and/or the lower binding clip is provided with a ceramic convex point between the metal electrode and the binding clip main body, the metal electrode is provided with a hole corresponding to the ceramic convex point, and the convex part of the ceramic convex point is arranged by protruding out of the hole and is used for controlling the gap between the upper binding clip and the lower binding clip; a cutter outlet channel is arranged between the metal electrode and the injection molding layer along the cutter outlet direction of the blade; and a round hole is formed at the large end of the ceramic salient point.

The medical open surgical electrode of the embodiment adopts the technical scheme that a handle component is pulled to drive a main spring support (a main spring and a reset seat) so as to drive the forceps heads 01 and 02 to be closed; pulling the blade wrench assembly 04 to drive the blade to reciprocate (after the main wrench is buckled, the main spring is compressed, the inner pipe connected to the main spring moves backwards, the inner pipe drives the tong head to open, after the main wrench is loosened, the compressed main spring is restored, the main wrench resets under the action of the main spring, the inner pipe moves forwards and drives the tong head to close); the forceps head 01 is changed from the previous 24.5mm to the current 35.4mm, the effective cutting length is changed from the previous 22mm to the current 35.4mm, the bending angle reaches 14 degrees, and the forceps head 01 consists of plastic 11, a main body 12, a lead 13 and a metal sheet 14; similarly, due to the symmetrical structure of the upper tong head and the lower tong head, the size of the tong head 10 is consistent with that of the tong head 01, and the tong head 10 consists of a metal sheet 15, plastic 16, ceramic salient points 17, a main body 18 and a lead 13; the ceramic salient point 17 is a boss type, and is firmer on the binding clip, because the ceramic salient point 17 is different from the plastic 16, the binding clip is easy to rock or sink in the use process according to the thermal expansion of the plastic in the use process due to the heat generation, so that the large end of the ceramic salient point 17 is provided with a round hole, and the plastic is easy to punch in the injection molding process to fix the ceramic salient point 17. The telescopic grid type blade telescopic device consists of a blade 18, a cutter bar 19, a telescopic grid 20 and a blade wrench 21, achieves the effects of rapidly extending and retracting the blade by utilizing the instability of a parallelogram, and effectively solves the problem of the motion amplitude of the blade wrench by utilizing the characteristic that the grid is driven to be large in distance in a small distance manner, thereby improving the experience feeling of a user; the hollow blade is convenient to process, reduces the processing cost, is hollow in the middle, is convenient to assemble in assembly, is convenient to position, and is large in pin 22 and small in pin 23, and the hollow in the middle of the blade 18 is penetrated, so that the position of the blade is fixed.

Claims (7)

1. A medical open surgery electrode comprises a handle component, a binding clip component and a blade wrench component; the handle assembly comprises a handle, a main wrench, a main spring and a reset seat; the reset seat is arranged at the tail end of the interior of the handle; the main spring is arranged on the reset seat; the front end of the handle is provided with an outer tube; an inner tube is arranged in the outer tube, one end of the inner tube is connected with the reset seat through a main spring, and the other end of the inner tube is connected with the tong head assembly; the main wrench is connected with the inner pipe through a special-shaped transmission part; the cutter is characterized in that the blade wrench component comprises a blade, a cutter bar, a telescopic grid and a blade wrench; the blade spanner is hinged inside the handle; the tail end of the cutter bar is connected with the blade spanner through a telescopic grid; the blade is arranged at the front end of the cutter rod and is arranged inside the inner tube; and a blade outlet is arranged in the middle of the binding clip assembly.

2. The medical open surgical electrode of claim 1, wherein the forceps head assembly includes an upper forceps head and a lower forceps head; the upper binding clip and the lower binding clip are connected with the inner tube through small pins, the upper binding clip and the lower binding clip are respectively provided with a waist hole, and the waist holes of the upper binding clip and the lower binding clip are arranged through the small pins; the outer pipe is connected with the tong head assembly through a big pin, and the big pin is fixedly arranged at the front end of the outer pipe.

3. The medical open surgery electrode according to claim 1, wherein the first central shaft at the tail end of the telescopic grid is fixedly arranged inside the handle; a waist-shaped hole is formed in the blade wrench, and a second middle shaft at the tail end of the telescopic grid penetrates through the waist-shaped hole; a sliding groove is formed in the inner wall of the handle; two ends of a second middle shaft at the tail end of the telescopic grid are arranged in the sliding grooves; and a blade spring is arranged between the first middle shaft at the tail end of the telescopic grid and the second middle shaft at the tail end of the telescopic grid.

4. The medical open surgery electrode according to claim 2, wherein the upper and lower bits are 35.4mm long and are simultaneously bent 14 ° to one side along the center line of the outer tube in the horizontal direction.

5. The medical open surgery electrode according to claim 2, characterized in that the blade is hollowed out in the middle, and the large pin and the small pin are arranged through the hollowed out in the middle of the blade.

6. The medical open surgery electrode according to claim 2, wherein the upper jaw comprises a metal electrode, a wire and a jaw body; the metal electrode is arranged on the inner side of the binding clip main body, the wire is connected with the metal electrode, the metal electrode and the binding clip main body are fixed through the injection molding layer, and the lower binding clip and the upper binding clip are of a symmetrical structure; the upper binding clip and/or the lower binding clip is provided with ceramic salient points between the metal electrode and the binding clip main body, the metal electrode is provided with holes corresponding to the ceramic salient points, and the protruding parts of the ceramic salient points protrude out of the holes and are used for controlling the gap between the upper binding clip and the lower binding clip.

7. The medical open surgery electrode according to claim 6, wherein the large end of the ceramic bump is provided with a round hole.

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