CN218852939U

CN218852939U - Adjustable medical cutting knife

Info

Publication number: CN218852939U
Application number: CN202222430777.4U
Authority: CN
Inventors: 黄建平; 黄建强; 黄涛
Original assignee: Changzhou Jiajie Medical Devices Co ltd
Current assignee: Changzhou Jiajie Medical Devices Co ltd
Priority date: 2022-09-14
Filing date: 2022-09-14
Publication date: 2023-04-14
Anticipated expiration: 2032-09-14

Abstract

The utility model discloses an adjustable medical cutter, including the handle of a knife, be equipped with the cutter arbor on the handle of a knife, be equipped with the blade on the cutter arbor, seted up interior screw groove and embedded groove in the handle of a knife, interior screw groove female connection has the screw rod, is equipped with the knob on the screw rod, is equipped with the shifting block on the knob, is equipped with the damping layer on the shifting block, is equipped with the fixed block on the handle of a knife, inserts on the fixed block and is equipped with hollow pole, and hollow pole's both ends are equipped with flexible pipe and power cord respectively, are equipped with the light filling lamp on the flexible pipe, are provided with the button on the fixed block. Through the screw rod regulation structure who sets up to set up the knob structure that has the shifting block on the screw rod, can carry out handle of a knife length size to different leading doctor hand sizes and adjust, stability when guaranteeing that the main sword doctor grips the handle of a knife has improved the stability when the main sword doctor grips the operation cutting knife that is used for cutting the trabecular meshwork, realizes at the operation in-process, carries out effective light filling to cutting trabecular meshwork operation position, avoids influencing the normal operation of cutting the trabecular meshwork.

Description

Adjustable medical cutting knife

Technical Field

The utility model relates to the technical field of medical equipment, specifically be adjustable medical cutter.

Background

Glaucoma is the first irreversible blinding eye disease worldwide, and the main harm is pathological intraocular pressure causing optic papillary nerve damage and visual field defect, and blindness if the treatment is not effective in time.

The most common surgical procedure for glaucoma is extra-ocular outflow filtration surgery, including trabeculectomy, which involves artificially creating a filtration channel to drain aqueous humor under the scleral and conjunctival valves to relieve elevated intraocular pressure, which is the current mainstream surgical procedure for glaucoma filtration surgery, and thus, a surgical cutting blade for cutting trabecular meshwork is required.

In publication number CN209490167U, a scalpel for cutting trabecular meshwork is disclosed, comprising a handle and a blade, and further comprising an arc-shaped knife bar, wherein the front end of the arc-shaped knife bar is connected with the blade, and the rear end of the arc-shaped knife bar is connected with the handle; the blade is flat, the blade comprises an upper blade edge and a lower blade edge, an included angle y between the upper blade edge and the lower blade edge is 10-60 degrees, and the upper blade edge and the lower blade edge are serrated.

Because the size of the hand of each main surgeon is different, the length and the size of the scalpel handle of the surgical cutting knife for cutting the trabecular meshwork cannot be adjusted according to the sizes of the hands of different main surgeons, the scalpel handle is unstable when the main surgeon grasps the scalpel handle, and the stability of the main surgeon grasping the surgical cutting knife for cutting the trabecular meshwork is greatly reduced;

in addition, in the operation process, the body of a doctor of the main knife may block a main illuminating lamp, so that the illumination brightness of the operation part for cutting the trabecular meshwork is relatively dark, and the normal operation for cutting the trabecular meshwork is further influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an adjustable medical cutter that cuts to can not carry out handle of a knife length size to different main doctors hand size among the solution prior art and reduced stability, the operation in-process main knife doctor's health when the main knife doctor grips the operation cutter that is used for cutting the trabecular meshwork and can block that the main lighting lamp causes the illumination luminance that cuts trabecular meshwork operation position darker and influence the problem of the normal operation of cutting the trabecular meshwork.

In order to achieve the above object, the utility model provides a following technical scheme: adjustable medical cutting knife, including the handle of a knife, be equipped with the cutter arbor on the handle of a knife, be equipped with the blade on the cutter arbor, interior screw channel and embedded groove have been seted up in the handle of a knife, interior screw channel female connection has the screw rod, be equipped with the knob on the screw rod, be equipped with the shifting block on the knob, be equipped with the damping layer on the shifting block, be equipped with the fixed block on the handle of a knife, it is equipped with hollow pole to insert on the fixed block, the both ends of hollow pole are equipped with flexible pipe and power cord respectively, be equipped with the light filling lamp on the flexible pipe, be provided with the button on the fixed block, above-mentioned relevant structure is the assembly structure who is used for cutting the scalpel of trabecular meshwork disclosed in bulletin the No. CN 209490167U.

Preferably, the side of the knob is of a regular hexagonal structure, the shifting blocks are six in number and are respectively arranged on each hexagonal end face of the regular hexagonal structure in a circumferential manner, fingers hold the knob and are in matched contact with the shifting blocks, and then the knob is rotated, so that the rotating efficiency is guaranteed.

Preferably, on the outer wall of shifting block was located to the damping layer, the damping layer was the silica gel pad material, had damping friction elasticity, and is wear-resisting durable.

Preferably, the internal screw groove is not communicated with the embedded groove, so that the screw is prevented from colliding with the storage battery.

Preferably, battery, button, light filling lamp electric connection, the light filling lamp is small-size LED shot-light, and matter is light.

Preferably, the power cord penetrates the inner chamber of fixed block and is connected with the button, the power cord penetrates the inner caulking groove and is connected with the battery, and the battery is small-size battery, and matter is light, and the button is small-size button switch for lamp commonly used.

Preferably, flexible pipe, hollow pole, fixed block are inside to be well cavity, and flexible pipe is the nonrust corrugated steel pipe material, and inside cavity can realize bending wantonly or stretch out and draw back, realizes real-time location simultaneously, has improved the light filling flexibility.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a screw rod regulation structure that sets up to set up the knob structure that has the shifting block on the screw rod, can carry out handle of a knife length size to different main doctor hand sizes and adjust, guarantee that the main doctor of a knife stability when gripping the handle of a knife has improved the stability when the main doctor of a knife grips the operation cutter that is used for cutting the trabecular meshwork greatly.

2. The utility model discloses an embedded groove that sets up in the handle of a knife has the battery sets up the fixed block that has hollow pole and button simultaneously on the handle of a knife to be connected with flexible pipe and light filling lamp on hollow pole, realize carrying out effective light filling at operation in-process, to cutting trabecular meshwork operation position, avoid influencing the normal operation of cutting trabecular meshwork.

Drawings

Fig. 1 is a first perspective view of the overall structure of the present invention;

FIG. 2 is a second perspective view of the overall structure of the present invention;

fig. 3 is a partial front cross-sectional view of the light supplement structure shown in fig. 1 according to the present invention;

fig. 4 is an enlarged view of a portion a in fig. 3 according to the present invention.

In the figure: the multifunctional knife comprises a knife handle 1, an internal thread groove 11, a knife rod 2, a blade 21, a screw rod 3, a knob 4, a shifting block 41, a damping layer 42, a fixing block 5, a button 51, a hollow rod 6, a telescopic tube 61, a light supplement lamp 62, a power line 7, an internal embedded groove 8 and a storage battery 81.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example 1

Referring to fig. 1 to 4, the adjustable medical cutting knife shown in the figure comprises a knife handle 1, a knife rod 2 is arranged on the knife handle 1, a blade 21 is arranged on the knife rod 2, an inner groove 11 and an inner embedded groove 8 are formed in the knife handle 1, a screw rod 3 is connected with the inner groove 11 in an internal thread mode, a knob 4 is arranged on the screw rod 3, a shifting block 41 is arranged on the knob 4, a damping layer 42 is arranged on the shifting block 41, a fixed block 5 is arranged on the knife handle 1, a hollow rod 6 is inserted into the fixed block 5, an extension tube 61 and a power line 7 are respectively arranged at two ends of the hollow rod 6, a light supplement lamp 62 is arranged on the extension tube 61, and a button 51 is arranged on the fixed block 5.

The side face of the knob 4 is of a regular hexagon structure, the number of the shifting blocks 41 is six, the shifting blocks are arranged on each hexagon end face of the regular hexagon structure in a circumferential mode, fingers hold the knob 4 and are in matched contact with the shifting blocks 41, then the shifting blocks rotate, and rotation efficiency is guaranteed.

The damping layer 42 is arranged on the outer wall surface of the shifting block 41, and when the skin of a finger contacts the damping layer 42 and rotates, the damping friction skid resistance is improved, and the adjusting efficiency of the rotating screw rod 3 is improved.

The damping layer 42 is made of a silica gel pad material, has damping friction elasticity, and is wear-resistant and durable.

The inner groove 11 is not communicated with the inner groove 8, so that the screw 3 is prevented from colliding with the storage battery 81.

The storage battery 81, the button 51 and the light supplementing lamp 62 are electrically connected, and the light supplementing lamp 62 is a small LED spotlight and is light in weight.

The power cord 7 penetrates into the inner cavity of the fixed block 5 and is connected with the button 51, the power cord 7 penetrates into the embedded groove 8 and is connected with the storage battery 81, the storage battery 81 is a small storage battery and is light, and the button 51 is a small button switch for a common lamp.

The telescopic pipe 61, the hollow rod 6 and the fixed block 5 are all hollow cavities, electric wires are preset in the telescopic pipe 61 and the hollow rod 6, and electric power given by the storage battery 81 can be transmitted to the light supplement lamp 62 through a closed circuit in the button 51.

The telescopic pipe 61 is made of a stainless steel corrugated pipe, is hollow inside, can be bent or stretched randomly, can be positioned in real time, and improves the flexibility of light supplement.

When used in this embodiment: before carrying out the operation, can just reversing knob 4, drive screw rod 3 and carry out just reversing, through the screw transmission of internal thread 11, drive screw rod 3 translation left or translation right removal, the whole size length of handle of a knife 1 can reduce or extend this moment, can carry out handle of a knife 1 length dimension to different leading doctor hand sizes and adjust, stability when guaranteeing that main sword doctor holds handle of a knife 1 has improved the stability when main sword doctor holds the operation that is used for cutting the trabecular meshwork and cuts the cutter.

In addition, in the operation process, one finger of the hand holding the knife handle 1 can press the button 51, the internal circuit of the button 51 is closed, at the moment, the storage battery 81 can supply power to the light supplement lamp 62 through the power line 7 through the closed circuit of the button 51 and through the electric wires preset in the hollow rod 6 and the telescopic tube 61, the started light supplement lamp 62 can effectively supplement light to the operation part of the trabecular meshwork to be cut, and the influence on the normal operation of the trabecular meshwork to be cut is avoided.

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.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Adjustable medical cutting knife which is characterized by comprising:

handle of a knife (1) to and battery (81) of locating in handle of a knife (1), be equipped with cutter arbor (2) on handle of a knife (1), be equipped with blade (21) on cutter arbor (2), interior slot (11) and embedded groove (8) have been seted up in handle of a knife (1), interior slot (11) female connection has screw rod (3), be equipped with knob (4) on screw rod (3), be equipped with shifting block (41) on knob (4), be equipped with damping layer (42) on shifting block (41), be equipped with fixed block (5) on handle of a knife (1), it is equipped with hollow rod (6) to insert on fixed block (5), the both ends of hollow rod (6) are equipped with flexible pipe (61) and power cord (7) respectively, be equipped with light filling lamp (62) on flexible pipe (61), be provided with button (51) on fixed block (5).

2. The adjustable medical cutting blade of claim 1 wherein: the side surface of the knob (4) is of a regular hexagonal structure, the shifting blocks (41) are protruding blocks, the number of the shifting blocks is six, and the shifting blocks are respectively arranged on the six end surfaces of the regular hexagonal structure in a circumferential mode.

3. The adjustable medical cutting blade of claim 1 wherein: the damping layer (42) is arranged on the outer wall surface of the shifting block (41).

4. The adjustable medical cutting blade of claim 1 wherein: the inner spiral groove (11) is not communicated with the embedded groove (8).

5. The adjustable medical cutting blade of claim 1 wherein: the storage battery (81), the button (51) and the light supplement lamp (62) are electrically connected.

6. The adjustable medical cutting blade of claim 1 wherein: the power cord (7) penetrates into the inner cavity of the fixing block (5) and is connected with the button (51), and the power cord (7) penetrates into the embedded groove (8) and is connected with the storage battery (81).

7. The adjustable medical cutting blade of claim 1 wherein: the telescopic pipe (61), the hollow rod (6) and the fixed block (5) are all hollow cavities.