CN220256511U

CN220256511U - Surgical knife

Info

Publication number: CN220256511U
Application number: CN202321706983.1U
Authority: CN
Inventors: 杨琦; 杨丰瑞; 杨志文睿
Original assignee: Jinan Longquan Information Technology Co ltd
Current assignee: Jinan Longquan Information Technology Co ltd
Priority date: 2023-06-30
Filing date: 2023-06-30
Publication date: 2023-12-29
Anticipated expiration: 2033-06-30

Abstract

The utility model discloses a surgical knife, which comprises a knife handle, wherein the left end of the knife handle is provided with a knife head, the knife head is rotatably connected with the knife handle through a rotating device, the middle side of the knife handle is provided with a thumb ring, the upper end of the knife handle is provided with a feeding ring, the left lower end of the knife handle is provided with a middle finger arc-shaped groove, the bottom plate blade of the knife head is arc-shaped, the knife face of the knife head is provided with a slot hole, a blood sucking device is arranged in the slot hole, the left end part of the knife handle is provided with a lamp panel, and the lamp panel is provided with a plurality of shadowless lamp holders on the outer side of the rotating device; through rotating the tool bit through rotating device and handle of a knife and being connected, when using, hold the handle of a knife at suitable hand, when needs adjustment operation cutting direction, the direct rotation tool bit can, avoid rotating the relative position of handle of a knife in the hand, more convenient grip to the handle of a knife.

Description

Surgical knife

Technical Field

The utility model belongs to the technical field of surgical tools, and particularly relates to a surgical knife.

Background

In medical clinical surgery, a surgical knife is often used to cut focal tissue of a patient. The scalpel is a special cutter which consists of a blade and a cutter handle and is used for cutting human or animal tissues, and is an essential operation tool in surgical operation.

In the prior art, through searching, the utility model patent with the Chinese patent publication number of CN202920299U discloses a scalpel, which mainly comprises a scalpel handle (a), a cutter head (b) fixedly connected with the scalpel handle (a) and an illuminating lamp (c) as shown in fig. 1; the illuminating lamp (c) is arranged in the middle of the knife handle (a); the handle (a) is also provided with a groove (d), and transverse lines are arranged in the groove (d), so that when the handle is used, a thumb is placed in the groove, and the handle is convenient to hold.

The surgical knife similar to the technical proposal in the prior art has the following defects when in use: and (3) a step of: when the cutting angle needs to be changed, such as upward or oblique cutting, the holding angle of the hand to the handle needs to be changed, the relative position of the handle in the hand is readjusted, and the groove is not convenient to hold and use after the angle is adjusted; and II: when the cutter head cuts tissues, blood can be wrapped on the cutter head, so that observation and judgment of doctors are affected; thirdly,: when the hands are relaxed due to tired operation or carelessness, the handle easily falls off from the hands, and secondary injury is easily caused.

Disclosure of Invention

In view of the defects and drawbacks existing in the prior art, the utility model aims to provide a scalpel, which solves the problems that when the cutting angle of the scalpel in the prior art needs to be changed, the holding angle of the hand to the handle needs to be changed, the scalpel is inconvenient, the groove is not convenient to hold and use after the angle is adjusted, blood can be wrapped on the scalpel head when the scalpel head cuts tissues, the observation and judgment of doctors are affected, and when the operation is tired or the hand is relaxed due to carelessness, the handle easily falls off from the hand, and secondary injury is easily caused.

In order to solve the technical problems, the utility model adopts the following technical scheme: the utility model provides a scalpel, includes the handle of a knife, the left end of handle of a knife is equipped with the tool bit, the tool bit pass through rotating device rotatable and be connected with the handle of a knife, the middle part side of handle of a knife be equipped with a thumb ring, the upper end of handle of a knife is equipped with a food ring, the left side lower extreme of handle of a knife is equipped with middle finger arc wall, the bottom plate cutting edge of tool bit be the arc, offered a slotted hole on the face of a knife of tool bit, be equipped with the blood sucking device in the slotted hole, the left side tip of handle of a knife is equipped with the lamp panel, is equipped with a plurality of shadowless lamp holders in rotating device's outside on the lamp panel.

As a further improvement of the utility model, the rotating device comprises a threaded sleeve and a threaded shaft which are in threaded fit, the right end of the threaded sleeve is fixedly connected with the cutter head, and the left end of the threaded shaft is fixedly connected with the cutter head.

As a further improvement of the present utility model, the blood sucking device includes a blood sucking pump and a suction head.

As a further improvement of the utility model, a plurality of shadowless lamp heads are uniformly distributed on the circumference of the cutterhead.

As a further improvement of the utility model, the bottom of the right end of the cutter head is provided with a knife sharpening block which can slide left and right along the bottom of the cutter head.

As a further improvement of the utility model, the inner side surfaces of the finger feeding ring and the thumb ring are respectively provided with a rubber layer.

Compared with the prior art, the utility model has the following advantages:

1. the cutter head is rotationally connected with the cutter handle through the rotating device, when the surgical knife is used, the cutter handle is held at a proper hand position, and when the surgical cutting direction needs to be adjusted, the cutter head is directly rotated, so that the relative position of the cutter handle in the hand is prevented from being rotated, and the cutter handle is more convenient to hold;

through setting up thumb ring, index finger ring on the handle of a knife, when using, put into thumb ring, index finger put into index finger ring, one is convenient application of force, secondly, when the hand is relaxed because of tired or other reasons, the handle also is difficult to slide from the hand, improves the security, avoids the secondary injury;

through setting up the slotted hole on the handle of a knife, set up the blood sucking device in the slotted hole to can adsorb the blood that is stained on the tool bit, avoid the tool bit to be wrapped up by blood, the extravagant problem that causes.

Through being equipped with the lamp panel at the left side tip of handle of a knife, be equipped with a plurality of shadowless lamp holders in rotating device's outside on the lamp panel to provide the illumination closely, guarantee that the illumination of operation part is sufficient, guarantee operation quality.

2. Through setting up rotating device into the structure of screw sleeve and screw shaft, simple structure rotates conveniently.

3. Through setting up a sharpening piece in the tool bit right-hand member, through sliding sharpening piece, can polish the cutting edge of tool bit, improve the sharpness of tool bit cutting edge.

Drawings

The utility model is further described below with reference to the accompanying drawings:

FIG. 1 is a schematic diagram of a prior art structure;

FIG. 2 is a schematic diagram of a first embodiment of the present utility model;

FIG. 3 is a second schematic diagram of the structure of the present utility model;

in the figure: 1. a knife handle; 2. a cutter head; 3. a thumb ring; 4. a feeding finger ring; 5. a middle finger arc groove; 6. a slot hole; 7. a blood sucking pump; 8. a lamp panel; 9. shadowless lamp cap; 10. a threaded sleeve; 11. a threaded shaft; 12. a suction head; 13. a knife sharpening block; 14. and a sliding groove.

Detailed Description

The utility model is described in further detail below with reference to fig. 2-3. For the sake of clarity, only the structures related to the utility model are shown in the drawings.

For convenience of description, the coordinate system is defined as shown in fig. 2, and the left-right direction is a transverse direction, the front-rear direction is a longitudinal direction, and the up-down direction is a vertical direction.

The embodiment of the utility model discloses a surgical knife. Referring to fig. 2, a scalpel comprises a scalpel handle 1, wherein a cutter head 2 is arranged at the left end of the scalpel handle 1, the cutter head 2 is rotatably connected with the scalpel handle through a rotating device, the rotating device comprises a threaded sleeve 10 and a threaded shaft 11 which are in threaded fit, the right end of the threaded sleeve 10 is fixedly connected with a cutter head, the left end of the threaded shaft 11 is fixedly connected with the cutter head 2, and the scalpel is simple in structure and convenient to rotate. When the surgical knife is used, the knife handle 1 is held at a proper hand position, and when the surgical cutting direction needs to be adjusted, the knife head 2 is directly rotated, so that the relative position of the knife handle 1 in the hand is avoided, and the knife handle 1 is more convenient to hold.

The middle side of the knife handle 1 is provided with a thumb ring 3, the upper end of the knife handle 1 is provided with an index finger ring 4, and rubber layers (not shown in the drawing) are arranged on the inner side surfaces of the index finger ring 4 and the thumb ring 3; the thumb ring 3, the finger ring 4 should be convenient for the finger stretch into when setting up, during the use, put into thumb ring 3 with the thumb, in the finger ring 4 of eating is put to the forefinger, firstly convenient application of force, secondly, when the hand is relaxed because tired or other reasons, the handle also is difficult to follow the hand landing, improves the security, avoids the secondary injury.

As shown in fig. 2, a middle finger arc-shaped groove 5 is arranged at the lower end of the left side of the knife handle 1, the bottom plate blade of the knife head 2 is arc-shaped, a slot 6 is arranged on the knife face of the knife head 2, a blood sucking device is arranged in the slot 6, the blood sucking device comprises a blood sucking pump 7 and a suction head 12, and the blood sucking device can also be blood sucking cotton. The blood sucking device can adsorb blood stained on the cutter head 2, so that the problem of waste caused by the fact that the cutter head 2 is wrapped by blood is avoided.

As shown in fig. 2, a lamp panel 8 is arranged at the left end of the tool handle 1, as shown in fig. 3, a plurality of shadowless lamp holders 9 are arranged on the lamp panel 8 at the outer side of the rotating device, and a plurality of shadowless lamp holders 9 are uniformly distributed on the circumference of the tool disk. The shadowless lamp cap 9 is arranged so as to provide illumination in a short distance, ensure sufficient illumination of the operation part and ensure the operation quality.

In addition, a sharpening block 13 which can slide left and right along the bottom of the cutter head 2 is arranged at the bottom of the right end of the cutter head 2, the section shape of the sharpening block 13 can be u-shaped, a chute 14 is arranged on the cutter head, and the sharpening block 13 is slidably connected with the chute 14 through a sliding block (not shown in the drawing). The connection between the chute 14 and the slider is of a common structure in the prior art, and will not be repeated in this application. Through set up a sharpening piece 13 at tool bit 2 right-hand member, through sliding sharpening piece 13, can polish the cutting edge of tool bit 2, improve the sharpness of tool bit 2 cutting edge.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art. It should be understood that the detailed description is presented for purposes of understanding only and is not intended to limit the utility model to all other embodiments that may be obtained by one skilled in the art without making any inventive effort.

Claims

1. The utility model provides a scalpel, includes the handle of a knife, and the left end of handle of a knife is equipped with tool bit, its characterized in that: the tool bit pass through rotating device rotatable and be connected with the handle of a knife, the middle part side of handle of a knife be equipped with a thumb ring, the upper end of handle of a knife is equipped with a food ring, the left side lower extreme of handle of a knife is equipped with middle finger arc wall, the bottom plate cutting edge of tool bit be the arc, set up a slotted hole on the face of tool bit, be equipped with blood sucking device in the slotted hole, the left side tip of handle of a knife is equipped with the lamp panel, is equipped with a plurality of shadowless lamp holders in rotating device's outside on the lamp panel.

2. A surgical knife according to claim 1, wherein: the rotating device comprises a threaded sleeve and a threaded shaft which are in threaded fit, the right end of the threaded sleeve is fixedly connected with the cutter head, and the left end of the threaded shaft is fixedly connected with the cutter head.

3. A surgical knife according to claim 1, wherein: the blood sucking device comprises a blood sucking pump and a sucking head.

4. A scalpel according to any one of claims 1 to 3, wherein: the shadowless lamp holders are uniformly distributed on the circumference of the cutterhead.

5. A scalpel according to any one of claims 1 to 3, wherein: the bottom of the right end of the cutter head is provided with a knife sharpening block which can slide left and right along the bottom of the cutter head.

6. A scalpel according to any one of claims 1 to 3, wherein: rubber layers are arranged on the inner side surfaces of the finger feeding ring and the thumb ring.