CN216962606U - Efficient detachable electrotome - Google Patents

Abstract

The utility model discloses a high-efficiency detachable electric knife, which comprises a handle for the medical staff to hold when they operate on a patient; an electric knife rod, the tail end of the electric knife rod is arranged on the handle The front end of the electric knife rod is provided with a quick-release joint; a plug connector connected with the relevant plug, the front end of the plug connector is arranged on the handle, and the tail end of the plug connector is connected with the plug ; A detachable cutter head that can be quickly replaced, the tail of the detachable cutter head is plugged into the quick-release joint and connected to the plug through a metal wire, the metal wire passing through the quick-release joint in turn The electric knife rod, the handle and the plug connector are connected with the plug. The whole operation process of the utility model is relatively simple. When replacing the detachable cutter head, it only needs to be gently inserted into the quick-release joint at the front end of the electric knife bar, which not only reduces the labor intensity of medical staff, but also saves money The operation time is shortened, the operation efficiency is improved, and the operation work of the medical staff is greatly facilitated.

Description

An Efficient Detachable Electric Knife

technical field

The utility model relates to the technical field of medical instruments, in particular to an efficient detachable electric knife.

Background technique

Electrosurgery is a medical device that replaces the mechanical scalpel for tissue cutting. It heats the tissue when it comes into contact with the body through the high-frequency high-voltage current generated by the effective electrode tip, and realizes the separation and coagulation of the body tissue. For the purpose of hemostasis, electric knife has many advantages such as fast cutting speed, good hemostasis effect, can greatly shorten the operation time, reduce the blood loss and blood transfusion volume of patients, and can reduce complications and operation costs, so it is widely used in various operations. .

At present, the overall structure of the existing electrosurgical knife is relatively complex, and the entire operation process is cumbersome, especially when replacing the electrosurgical head, which takes a long time to replace. The labor intensity of the medical staff is improved, and the operation time is also prolonged, which brings great inconvenience to the related surgical operations of the medical staff.

Utility model content

In order to solve the problems existing in the prior art, the purpose of this utility model is to provide a device with reasonable design, simple structure, convenient operation, and the whole operation process is relatively simple. The quick-release joint at the front end of the knife bar can be installed, which not only reduces the labor intensity of medical staff, but also saves operation time, improves the operation efficiency, and brings greater convenience to the medical staff's surgical work. electric knife.

In order to solve the above technical problems, the utility model adopts the following technical solutions to realize:

An efficient detachable electric knife, characterized in that it includes

a handle for medical staff to hold in their hands when operating on a patient;

an electric knife rod, the tail end of the electric knife rod is arranged on the handle, and the front end of the electric knife rod is provided with a quick-release joint;

a plug connector connected with the relevant plug, the front end of the plug connector is arranged on the handle, and the tail end of the plug connector is connected with the plug;

A detachable cutter head that can be quickly replaced, the tail of the detachable cutter head is plugged into the quick connector and connected to the plug through a metal wire, the metal wire passes through the electrical connector in sequence from the quick connector The cutter bar, the handle and the plug connector are connected with the plug.

In a preferred embodiment of the present invention, the detachable cutter head includes an electric cutter head, and the middle of the electric cutter head is covered with an insulating elastic mounting seat.

In a preferred embodiment of the present invention, an arc-shaped hand-held mounting slot is provided in the middle of the insulating elastic mounting seat, which is convenient for medical staff to insert it into the quick-connect connector.

In a preferred embodiment of the present invention, the electric knife bar includes a front-stage knife bar and a rear-stage knife bar, and the included angle between the front-stage knife bar and the rear-stage knife bar is 120-150°.

In a preferred embodiment of the present invention, the handle is made of PPSU material.

In a preferred embodiment of the present utility model, the electric knife bar is made of 12Cr18Ni9 material by cold drawing process.

In a preferred embodiment of the present invention, an insulating layer is coated on the outer side of the electric knife rod.

In a preferred embodiment of the present invention, the insulating layer is made of TPU material.

In a preferred embodiment of the present invention, the metal wire is made of 12Cr18Ni9 material by cold drawing process.

Compared with the prior art, the utility model adopts the above structure to make the entire operation process of the medical staff relatively simple. When replacing the detachable cutter head, it only needs to be gently inserted into the quick-release joint at the front end of the electric knife rod. However, it not only reduces the labor intensity of the medical staff, but also saves the operation time, improves the operation efficiency, and brings great convenience to the operation work of the medical staff.

Description of drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the following briefly introduces the accompanying drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description These are just some embodiments of the present invention, and for those of ordinary skill in the art, other drawings can also be obtained from these drawings without creative effort.

Figure 1 is a schematic structural diagram of the utility model.

FIG. 2 is an enlarged schematic view of the quick-release joint of the present invention.

3 is a schematic structural diagram of the detachable cutter head according to the first embodiment of the present invention.

4 is a schematic structural diagram of a detachable cutter head according to Embodiment 2 of the present invention.

Detailed ways

In order to make it easy to understand the technical means, creation features, achievement goals and effects realized by the present invention, the present invention will be further described below with reference to the specific figures.

Referring to FIGS. 1-2 , a highly efficient detachable electric knife is shown, including a handle 100 , an electric knife rod 200 , a plug connector 300 and a detachable cutter head 400 .

The handle 100 is held by the hands of the medical staff when they perform surgery on the patient. The tail end of the electric knife rod 200 is arranged on the handle 100. The front end of the electric knife rod 200 is provided with a quick-release joint 600, and the front end of the plug connector 300 is provided with On the handle 100, the tail end of the plug connector 300 is connected to the plug.

The detachable cutter head 400 can be quickly replaced. The tail of the detachable cutter head 400 is plugged into the quick-release connector 600 and connected to the plug through the metal wire 700. The cutter bar 200 , the handle 100 and the plug connector 300 are connected to the plug. In this embodiment, the metal wire 700 is made of 12Cr18Ni9 material by cold drawing process.

The detachable cutter head 400 includes an electric cutter head 410, the middle part of the electric cutter head 410 is covered with an insulating elastic mounting seat 420, and the middle part of the insulating elastic mounting seat 420 is provided with a tool for the medical staff to insert it into the quick connector. The arc-shaped hand-held installation slot 421 can be quickly and effectively installed on the quick-release joint by adopting this structure.

The electric knife bar 200 includes a front section knife bar 220 and a rear section knife bar 210. The angle A between the front section knife bar 220 and the rear section knife bar 210 is 120-150°. In this embodiment, the front section knife bar 210 and the rear section knife bar 210 are The included angle A between the knife bars 220 is 150°, and the use of this structure can effectively expand the medical staff's field of vision, and avoid the electric knife rod from blocking the medical staff's field of vision during the operation.

The handle 100 is made of PPSU material, and the use of this structure effectively improves the comfort of holding the handle, and further improves the practical performance of the detachable electric knife.

The electric knife bar 200 is made of 12Cr18Ni9 material by cold drawing process. This structure effectively improves the overall mechanical strength of the electric knife bar, avoids deformation during use, and further improves the overall stability of the electric knife bar.

An insulating layer 500 is coated on the outer side of the electric knife bar 200, and the insulating layer 500 is made of TPU material. The use of this structure effectively improves the insulating performance of the insulating layer, avoids the phenomenon of electric leakage during use, and further improves the The safety performance of the detachable electric knife is improved.

Referring to FIG. 3 , the detachable cutter head according to the first embodiment is shown in the figure. The detachable cutter head 400 includes an electric cutter head 410 , and the middle of the electric cutter head 410 is covered with an insulating elastic mounting seat 420 . An arc-shaped hand-held mounting slot 421 is formed in the middle of the insulating elastic mounting seat 420 to facilitate the medical staff to insert it into the quick connector, and the front end 411 of the electric knife head 410 is on the same axis as the blade body of the electric knife head 410 , is a straight electric knife head, suitable for surgery with a wide field of view.

Referring to FIG. 4 , the detachable cutter head according to the second embodiment is shown in the figure. The detachable cutter head 800 includes an electric cutter head 810 , and the middle of the electric cutter head 810 is covered with an insulating elastic mounting seat 820 . An arc-shaped hand-held mounting slot 821 is formed in the middle of the insulating elastic mounting seat 820 for the medical staff to insert it into the quick-release connector, and the front end 811 of the electric knife head 810 and the blade body of the electric knife head 810 have a certain clamp Angle, which belongs to the hook type electric knife head, is suitable for surgery with narrow field of view.

To sum up, the utility model adopts the above-mentioned structure to make the whole operation process of the medical staff relatively simple. When replacing the detachable cutter head, it only needs to be gently inserted into the quick-release joint at the front end of the electric knife rod. The labor intensity of the medical staff is reduced, the operation time is also saved, the operation efficiency is improved, and the operation work of the medical staff is greatly facilitated.

The basic principles, main features and advantages of the present invention have been shown and described above. It should be understood by those skilled in the art that the present invention is not limited by the above-mentioned embodiments, and the descriptions in the above-mentioned embodiments and the description are only to illustrate the principle of the present invention, and the present invention shall not depart from the spirit and scope of the present invention There are also various changes and improvements that fall within the scope of the claimed invention. The claimed scope of the present invention is defined by the appended claims and their equivalents.

Claims (9)

1. An efficient detachable electrotome is characterized by comprising

A handle for the medical staff to hold when performing an operation on the patient;

the tail end of the electric cutter bar is arranged on the handle, and the front end of the electric cutter bar is provided with a quick connector;

the front end of the plug connecting piece is arranged on the handle, and the tail end of the plug connecting piece is connected with the plug;

the tail part of the detachable cutter head is inserted into the quick-assembly connector and is connected with the plug through a metal wire, and the metal wire sequentially penetrates through the electric cutter bar, the handle and the plug connecting piece from the quick-assembly connector to be connected with the plug.

2. A high efficiency, detachable electrotome according to claim 1, wherein: the detachable cutter head comprises an electric cutter head, and the middle of the electric cutter head is coated with an insulating elastic mounting seat.

3. A high efficiency, detachable electrotome according to claim 2, wherein: the middle part of the insulating elastic mounting seat is provided with an arc-shaped handheld mounting groove which is convenient for medical personnel to insert the insulating elastic mounting seat onto the quick coupler.

4. A high efficiency, detachable electrotome according to claim 1, wherein: the electric cutter arbor comprises a front section cutter arbor and a rear section cutter arbor, and the included angle between the front section cutter arbor and the rear section cutter arbor is 120-150 degrees.

5. A high efficiency, detachable electrotome according to claim 1, wherein: the handle is made of PPSU materials.

6. A high efficiency, detachable electrotome according to claim 1, wherein: the electric knife bar is made of 12Cr18Ni9 material by adopting a cold-drawing process.

7. A high efficiency, detachable electrotome according to claim 1, wherein: the outer side of the electric knife rod is coated with an insulating layer.

8. A high efficiency, detachable electrotome according to claim 7, wherein: the insulating layer is made of TPU materials.

9. A high efficiency, detachable electrotome according to claim 1, wherein: the metal lead is made of 12Cr18Ni9 material by adopting a cold drawing process.

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