CN213465233U - Adjustable scalpel - Google Patents

Abstract

The utility model provides an adjustable scalpel belongs to medical instrument technical field. The problems that the knife handle is smooth, operation is not easy, the length of the scalpel cannot be adjusted, and the wound of the incision part of a patient is large are solved. This adjustable scalpel includes the handle of a knife, handle of a knife inner wall and screw post swing joint, inside the screw post entered into the handle of a knife with the rotatory mode of screw thread, screw post top has set firmly first accepting the dish, and the first centre of accepting the dish has set firmly the support, on the support with blade swing joint, the screw runs through support and blade, the utility model discloses have the function of adjusting scalpel length.

Description

Adjustable scalpel

Technical Field

The utility model belongs to the technical field of medical instrument, in particular to adjustable scalpel.

Background

At present, all can prepare the scalpel of usefulness of performing the operation in the internal medicine ward of hospital, use when supplying the needs to operate, but current but the current ordinary scalpel of just of hospital, the ordinary handle of a knife of ordinary scalpel is all relatively more smooth, the tool bit is thinner softer, the doctor will hardly hold when using like this, and when will cutting patient's internal depths, need set up great wound and just can stretch into the depths with this scalpel and cut, cause secondary injury to the patient easily.

Disclosure of Invention

The utility model aims at providing a scalpel with adjustable length aiming at the problems in the prior art.

The purpose of the utility model can be realized by the following technical proposal: the utility model provides an adjustable scalpel, its characterized in that includes the handle of a knife, handle of a knife inner wall and screw thread post swing joint, the screw thread post enter into the handle of a knife inside with the rotatory mode of screw thread, screw thread post top set firmly first accepting the dish, first accepting the centre of dish set firmly the support, the support on with blade swing joint, the screw thread spare runs through the support with the blade.

The utility model discloses a theory of operation: this kind of adjustable scalpel is equipped with function of adjusting operation length, when using, the handle of a knife is held immovably to one hand, another hand is held first and is accepted the dish and rotatory along the axis direction, make inside the screw thread post precession handle of a knife or screw out handle of a knife inside, thereby the distance between blade and the handle of a knife above the screw thread post has been changed, change the length of whole scalpel with this, when the operation position in the inside great depths of human body, under the unable condition that touches of ordinary scalpel, rotatory first accepting the dish makes the distance between handle of a knife and the blade pull open, thereby the scalpel has longer distance and can cut at the inside great depths of human body, the utility model discloses can cut at the inside great depths of human body, need not to set up great wound, the effectual damage that reduces the patient.

In the adjustable scalpel, the scalpel body can be just inserted into the gap in the middle of the bracket.

In the adjustable scalpel, the scale strips are fixedly arranged on the periphery of the scalpel handle.

In the adjustable scalpel, the anti-skid groove is fixedly arranged on the periphery of the scalpel handle.

In the adjustable scalpel, the first end of the threaded part is movably connected with the screw cap.

In the adjustable scalpel, the front surface of the scalpel handle is provided with the observation port.

In the adjustable scalpel, the second bearing disc is fixedly arranged at the top end of the scalpel handle.

In the adjustable scalpel, the colloid washer is fixedly arranged in the middle of the support, and the two colloid washers are respectively attached to the inner wall of the support.

In the adjustable scalpel, the scalpel body is provided with the scalpel back, and the scalpel back is high in hardness.

In the adjustable scalpel, the scalpel body is provided with a scalpel hole.

Compared with the prior art, the utility model has the advantages of adjustable scalpel length.

Drawings

FIG. 1 is a schematic plan view of the overall structure of the present invention

FIG. 2 is a schematic structural diagram of the present invention

Fig. 3 is a schematic top view of the present invention.

In the figure, 1, a knife handle; 2. a blade body; 3. a first tray; 4. a back of a knife; 5. a second tray; 6. a threaded post; 7. a threaded member; 8. a knife hole; 9. a scale bar; 10. an anti-slip groove; 11. a viewing port; 12. a support; 13. a gel gasket; 14. and (4) a nut.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

As shown in fig. 1-3, an adjustable scalpel comprises a scalpel handle 1, wherein the inner wall of the scalpel handle 1 is movably connected with a threaded column 6, the threaded column 6 enters the scalpel handle 1 in a threaded rotation mode, a first bearing disc 3 is fixedly arranged at the top end of the threaded column 6, a support 12 is fixedly arranged in the middle of the first bearing disc 3, the support 12 is movably connected with a scalpel body 2, and a threaded part 7 penetrates through the support 12 and the scalpel body 2.

In further detail, the blade 2 can be just inserted into the gap in the middle of the bracket 12, and the gap width in the middle of the bracket 12 is just close to the thickness of one blade 2.

In further detail, the periphery of the knife handle 1 is fixedly provided with the scale bar 9, and the length of the threaded column 6 inserted into the interior of the knife handle 1 can be accurately known through the scale bar 9.

In further detail, the periphery of the knife handle 1 is fixedly provided with the anti-slip groove 10, and the anti-slip groove 10 enables a doctor to hold the knife handle 1 more stably.

In more detail, the first end of the screw 7 is movably connected with the nut 14, the screw 7 penetrates through the bracket 12 and the knife body 2, then the nut 14 is screwed on the screw 7, so that the knife body 2 is fixed in the bracket 12, otherwise, the nut 14 is taken down from the screw 7, and then the screw 7 is taken out from the bracket 12, so that the knife body 2 can be taken down, and the knife body 2 is convenient to replace.

In further detail, the front surface of the knife handle 1 is provided with the observation port 11, and the edge line at the bottom end of the threaded column 6 can be visually seen through the arrangement.

Further saying in detail, 1 top of handle of a knife has set firmly the second and accepts dish 5, and this sets up the second and accepts to have the screw thread on the dish 5 inner wall, and this screw thread can form threaded connection with screw thread post 6 to this screw thread through the second on accepting the dish 5 inner wall can fix screw thread post 6 in 1 inside immobility of handle of a knife, only when rotatory screw thread post 6, screw thread post 6 just can remove in 1 inside of handle of a knife.

In a detailed description, colloid packing ring 13 has been set firmly in the middle of support 12, and colloid packing ring 13 has two, laminates respectively on the inner wall of support 12, and originally set up colloid packing ring 7 and hug closely in the both sides of blade 2 to this reduces the distance between blade 2 both sides and support 12, makes blade 2 more stable on support 12.

Further saying in detail, seted up back of a knife blade 4 on the blade 2, 4 hardness on the back of a knife blade are strong, and this sets up 4 hardness on the back of a knife blade and makes blade 2 more stable in the cutting.

In a further elaboration, a knife hole 8 is formed in the knife body 2, the knife hole 8 is formed for the threaded part 7 to penetrate, and the stability of the knife body 2 on the support 12 is further enhanced.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Although a large number of terms are used here more, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed in a manner that is inconsistent with the spirit of the invention.

Claims (10)

1. The utility model provides an adjustable scalpel, its characterized in that includes handle of a knife (1), handle of a knife (1) inner wall and screw post (6) swing joint, screw post (6) enter into handle of a knife (1) inside with the mode of screw thread rotation, screw post (6) top set firmly first dish (3) of accepting, first centre of accepting dish (3) set firmly support (12), support (12) on with blade (2) swing joint, screw (7) run through support (12) with blade (2).

2. An adjustable scalpel according to claim 1, in which the blade (2) is insertable into the aperture in the middle of the holder (12).

3. The adjustable scalpel according to claim 1, wherein a scale bar (9) is fixedly arranged on the periphery of the scalpel handle (1).

4. The adjustable scalpel according to claim 1, wherein the scalpel handle (1) is provided with an anti-slip groove (10) at the periphery.

5. An adjustable scalpel according to claim 1, in which the first end of the threaded member (7) is movably connected to the nut (14).

6. The adjustable scalpel according to claim 1, wherein the viewing port (11) is formed in the front face of the scalpel handle (1).

7. The adjustable scalpel according to claim 1, wherein the second tray (5) is fixed to the top end of the handle (1).

8. The adjustable scalpel according to claim 1, wherein two colloid washers (13) are fixedly arranged in the middle of the support (12) and respectively attached to the inner wall of the support (12).

9. The adjustable scalpel according to claim 1, wherein the scalpel body (2) is provided with a scalpel back (4), and the scalpel back (4) has strong hardness.

10. The adjustable scalpel according to claim 1, wherein the scalpel body (2) is provided with a scalpel hole (8).

Images