CN210811630U - Skin preparation knife for cutting human epidermal layer hair tissue - Google Patents

Abstract

The utility model relates to the technical field of medical equipment, and discloses a skin preparation knife for cutting human epidermal layer hair tissue, which solves the problems that the skin of hands and patients is easy to scratch when the existing skin preparation knife is used, and the surgical parts of the patients are easy to infect and inflame, thereby being not beneficial to the healing of wounds after the operations of the patients; this skin preparation sword can be effectual accomodate the blade when using and hide to can not cut wound user's hand, skin preparation sword has skin safeguard measure simultaneously, can not cut wound patient operation's region, thereby is favorable to the growth healing of patient postoperative wound.

Description

Skin preparation knife for cutting human epidermal layer hair tissue

Technical Field

The utility model belongs to the technical field of medical equipment, specifically be a skin preparation sword is used in cutting of human epidermal layer hair tissue.

Background

Skin preparation refers to operation preparation for shaving hair at a corresponding part of an operation and cleaning the body surface, and is the work of cleaning an operation area of a patient before the operation; the existing equipment for skin preparation is a skin preparation knife.

The existing skin preparation knife is too sharp when in use, easily scratches the skin of hands and patients, and easily causes the infection and inflammation of the operation parts of the patients, thereby being not beneficial to the healing of the wounds of the patients after the operation; therefore, improvements are now needed in view of the current situation.

Disclosure of Invention

To the above situation, for overcoming prior art's defect, the utility model provides a skin preparation sword is used in cutting of human epidermis hair tissue, the effectual skin preparation sword that has solved current scratches hand and patient's skin when using easily, also makes patient's operation position infect and inflammation easily to be unfavorable for patient's postoperative wound healing's problem.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a human epidermal layer is skin preparation sword for hair tissue cutting, which comprises a housin, the middle part fixedly connected with handle of casing one side, the inside of casing has been seted up and has been accomodate the chamber, the bottom of accomodating the chamber and the one side that is located the casing bottom are seted up jaggedly, the middle part fixed mounting at casing top has the screwed pipe, the inside threaded connection of screwed pipe has the screw thread axle, the top fixedly connected with turning block of screw thread axle, the inside activity joint of accomodating the chamber has cutting blade, cutting blade's top fixedly connected with fixed plate, the bottom of screw thread axle extends to the inside of accomodating the chamber and is connected with the middle part activity of fixed plate through the screwed pipe, the top fixedly connected with broach of breach, the bottom fixedly connected with skin smoothing block of.

Preferably, one end of the handle is provided with threaded grooves at equal intervals.

Preferably, the length of the threaded shaft from the top of the threaded pipe to the bottom of the rotating block is equal to the distance from the bottom of the cutting blade to the bottom of the skin smoothing block.

Preferably, the middle part of the top of the fixing plate is provided with a connecting groove, the bottom of the connecting groove is fixedly provided with a bearing, and the bottom of the threaded shaft is fixedly connected with the inner side of the top of the bearing.

Preferably, one side of the bottom of the skin floating block is provided with a first notch, and the inside of the first notch is fixedly connected with the sterilized cotton.

Preferably, the bottom ends of the comb teeth are flush with the bottom of the skin smoothing block, and a second notch is formed in one side of the top of the skin smoothing block.

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

(1) in the work, the skin preparation knife is provided with the storage cavity, the notch, the threaded pipe, the threaded shaft, the rotating block, the cutting blade, the fixing plate, the connecting groove, the bearing, the comb teeth, the skin smoothing block, the disinfectant cotton and the cutting opening, so that the blade can be effectively stored and hidden when the skin preparation knife is used, the hand of a user cannot be cut, meanwhile, the skin preparation knife is provided with skin protection measures, the operation area of the patient cannot be cut, the growth and healing of the wound after the operation of the patient are facilitated, and meanwhile, the skin can be disinfected by the disinfectant cotton in the use process; make it drive the screw shaft through wrench movement turning block and rotate, the rotation of screw shaft can make the fixed plate drive cutting blade and move, the bottom that works as the turning block contacts with the top of screwed pipe, the blade of cutting blade and the top parallel and level of skin smoothing piece, carry out the skin preparation through the region of holding the handle to patient's operation after that, the in-process skin smoothing piece of skin preparation can contact with skin, and smooth skin, make cutting blade carry out effectual cutting to hair tissue, skin smoothing piece can drive the aseptic cotton and carry out effectual disinfection to the region of skin preparation simultaneously at the in-process that removes.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.

In the drawings:

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic sectional view of the housing of the present invention;

fig. 3 is an enlarged schematic view of a portion a of fig. 2 according to the present invention;

FIG. 4 is a schematic top view of the skin smoothing block of the present invention;

in the figure: 1. a housing; 2. a handle; 3. a receiving cavity; 4. a notch; 5. a threaded pipe; 6. a threaded shaft; 7. rotating the block; 8. a cutting blade; 9. a fixing plate; 901. connecting grooves; 902. a bearing; 10. comb teeth; 11. a skin smoothing block; 1101. sterilizing cotton; 1102. a second recess; 12. and cutting the opening.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the 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.

In the first embodiment, as shown in fig. 1, fig. 2, fig. 3 and fig. 4, the utility model comprises a housing 1, a handle 2 is fixedly connected to the middle part of one side of the housing 1, a containing cavity 3 is formed inside the housing 1, the cutting blade 8 can be effectively contained and hidden through the arrangement of the containing cavity 3, the hand is prevented from being accidentally injured during the holding process, a notch 4 is formed at the bottom of the containing cavity 3 and one side of the bottom of the housing 1, a threaded pipe 5 is fixedly installed at the middle part of the top of the housing 1, a threaded shaft 6 is connected to the internal thread of the threaded pipe 5, a rotating block 7 is fixedly connected to the top of the threaded shaft 6, the cutting blade 8 is movably clamped inside the containing cavity 3, a fixing plate 9 is fixedly connected to the top of the cutting blade 8, the bottom of the threaded shaft 6 extends into the containing cavity 3 through the threaded pipe 5 and is movably connected to the middle part of the fixing plate 9 through, can remove cutting blade 8, the top fixedly connected with broach 10 of breach 4, the piece 11 is smeared to the bottom fixedly connected with skin of casing 1, through the setting of the piece 11 is smeared to skin, makes it carry out effectual floating to skin, avoids cutting blade 8 to cut skin, and cutting opening 12 has been seted up at the middle part of the piece 11 is smeared to skin.

In the second embodiment, on the basis of the first embodiment, as shown in fig. 1, threaded grooves are formed in one end of the handle 2 at equal intervals, and the dermatome is more stable in the holding and using process through the arrangement of the threaded grooves.

Third embodiment, on the basis of the first embodiment, as shown in fig. 1, 2 and 3, the length from the top of the threaded pipe 5 to the bottom of the rotating block 7, of the threaded shaft 6, is equal to the distance from the bottom of the cutting blade 8 to the bottom of the skin smoothing block 11, so that the cutting blade 8 can be effectively adjusted, and the cutting blade 8 does not cut the skin during use.

In a fourth embodiment, based on the first embodiment, as shown in fig. 3, a connecting groove 901 is formed in the middle of the top of the fixing plate 9, a bearing 902 is fixedly installed at the bottom of the connecting groove 901, the bottom of the threaded shaft 6 is fixedly connected with the inner side of the top of the bearing 902, and the rotation of the threaded shaft 6 can effectively push the cutting blade 8 to move through the connecting groove 901 and the bearing 902.

Fifth embodiment, based on the first embodiment, as shown in fig. 1 and 2, a first recess is formed at one side of the bottom of the skin smoothing block 11, a sterilizing cotton 1101 is fixedly connected to the inside of the first recess, and the arrangement of the first recess and the sterilizing cotton 1101 enables the present dermatome to be effectively sterilized after cutting hair tissue.

Sixth embodiment, based on the first embodiment, as shown in fig. 1, 2 and 4, the bottom ends of the comb teeth 10 are flush with the bottom of the skin smoothing block 11, so as to prevent the comb teeth 10 from scratching the skin, and the second notch 1102 is formed on one side of the top of the skin smoothing block 11, so that the cleaning comb teeth 10 can be effectively cleaned after cutting hair tissue.

The working principle is as follows: make it drive threaded shaft 6 to rotate through wrench movement turning block 7, the rotation of threaded shaft 6 can make fixed plate 9 drive cutting blade 8 and move, bottom and screwed pipe 5's top when turning block 7 contacts, the blade of cutting blade 8 is leveled mutually with the top of skin smoothing block 11, carry out the skin preparation through the region of holding handle 2 to patient's operation after that, the in-process skin smoothing block 11 of skin preparation can contact with skin, and smooth skin, make cutting blade 8 carry out effectual cutting to hair tissue, skin smoothing block 11 can drive aseptic cotton 1101 and carry out effectual disinfection to the region of skin preparation at the in-process that removes simultaneously.

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 (6)

1. A skin preparation knife for cutting human epidermis layer hair tissue, comprising a shell (1), characterized in that: the middle part of one side of the shell (1) is fixedly connected with a handle (2), a containing cavity (3) is formed in the shell (1), a notch (4) is formed in the bottom of the containing cavity (3) and one side of the bottom of the shell (1), a threaded pipe (5) is fixedly installed in the middle of the top of the shell (1), a threaded shaft (6) is connected with an internal thread of the threaded pipe (5), a rotating block (7) is fixedly connected to the top of the threaded shaft (6), a cutting blade (8) is movably clamped in the containing cavity (3), a fixing plate (9) is fixedly connected to the top of the cutting blade (8), the bottom of the threaded shaft (6) extends into the containing cavity (3) through the threaded pipe (5) and is movably connected with the middle part of the fixing plate (9), comb teeth (10) are fixedly connected to the top of the notch (4), a skin smoothing block (11) is fixedly connected to the bottom, the middle part of the skin smoothing block (11) is provided with a cutting opening (12).

2. The skin preparation knife according to claim 1, wherein the skin preparation knife comprises: threaded grooves are formed in one end of the handle (2) at equal intervals.

3. The skin preparation knife according to claim 1, wherein the skin preparation knife comprises: the length from the top of the threaded pipe (5) to the threaded shaft (6) at the bottom of the rotating block (7) is equal to the distance from the bottom of the cutting blade (8) to the bottom of the skin smoothing block (11).

4. The skin preparation knife according to claim 1, wherein the skin preparation knife comprises: the middle part of the top of the fixing plate (9) is provided with a connecting groove (901), the bottom of the connecting groove (901) is fixedly provided with a bearing (902), and the bottom of the threaded shaft (6) is fixedly connected with the inner side of the top of the bearing (902).

5. The skin preparation knife according to claim 1, wherein the skin preparation knife comprises: a first notch is formed in one side of the bottom of the skin smoothing block (11), and disinfection cotton (1101) is fixedly connected inside the first notch.

6. The skin preparation knife according to claim 1, wherein the skin preparation knife comprises: the bottom end of the comb teeth (10) is flush with the bottom of the skin smoothing block (11), and a second notch (1102) is formed in one side of the top of the skin smoothing block (11).

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