CN215739129U

CN215739129U - Dermatologist uses novel sampling device

Info

Publication number: CN215739129U
Application number: CN202121965446.XU
Authority: CN
Inventors: 孙慧丽; 范超; 韩江姗
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-08-20
Filing date: 2021-08-20
Publication date: 2022-02-08
Anticipated expiration: 2031-08-20

Abstract

The utility model discloses a novel sampling device for a dermatologist, which comprises a sleeve, wherein the sleeve is provided with an opening at one end and a closing at the other end, the inner side wall of the opening end of the sleeve is connected with a sliding rod in a sliding manner, a reset spring is fixedly arranged at the bottom of an inner cavity of the closing end of the sleeve, one end of the sliding rod, which is opposite to the reset spring, is rotatably connected with a rotating rod, a limiting mechanism is arranged on the rotating rod, a collecting mechanism is arranged at one side, which is close to the opening end, outside the sleeve, a knife rest is connected with the sliding rod through an installing mechanism, and a blade is fixedly arranged at one end, which is far away from the sliding rod, of the knife rest. According to the utility model, the sliding rod, the mounting mechanism, the knife rest, the blade and the bayonet lock are matched for use, so that the blade and the knife rest are assembled and disassembled in a pressing mode, the operation is simple, the time and the labor are saved, the replacement and the disinfection are convenient, the cross infection between patients is prevented, and the practicability of the device is improved.

Description

Dermatologist uses novel sampling device

Technical Field

The utility model belongs to the technical field of medical instruments, and particularly relates to a novel sampling device for a dermatologist.

Background

The skin is wrapped on the surface of a human body, is directly contacted with the external environment, has the functions of protecting, excreting, regulating body temperature, sensing external stimulation and the like, is the largest organ in human body organs, is divided into two layers of epidermis and dermis, the epidermis is arranged on the surface of the skin and can be divided into two parts of horny layer and hair growing layer, the horny layer is formed by keratinized cells, and becomes scurf after falling off.

The existing common scraping method is to scrape or cut by adopting a scalpel, a dermatologist needs to replace a blade for disinfection after scraping skin tissues for one patient every time, and the existing sampling device is inconvenient to detach and mount and extremely inconvenient to use; secondly, when the sampling device is not used, the blade is easy to scratch a doctor or a patient, and certain potential safety hazards exist; finally, the existing scraping device is inconvenient to collect the skin tissue, and the skin tissue is easy to drop and pollute, so that the subsequent detection result is influenced.

To this end, we propose a new type of sampling device for dermatologists to solve the above mentioned problems.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to a novel sampling device for dermatologists to solve the problems mentioned above in the background art.

In order to achieve the purpose, the utility model adopts the following technical scheme:

the utility model provides a dermatologist uses novel sampling device, includes the sleeve pipe, the sleeve pipe sets up to one end opening one end and closes the mouth, sleeve pipe open end inside wall sliding connection has the slide bar, sleeve pipe closed end inner chamber bottom fixed mounting has reset spring, the slide bar all rotates with the relative one end of reset spring and is connected with same root dwang, install stop gear on the dwang, the sleeve pipe is close to one side of open end outward and installs collection mechanism, the slide bar is connected with the knife rest through installation mechanism, the one end fixed mounting that the slide bar was kept away from to the knife rest has the blade.

Further, stop gear includes that two of fixed mounting are the gag lever post that the symmetry set up and set up two spacing mouths on the sleeve pipe at the dwang lateral wall, spacing mouth is "L" style of calligraphy setting, the gag lever post slides in spacing mouthful.

Further, collect the mechanism and include the metal collapsible tube of fixed connection on the sleeve pipe is close to the lateral wall of open end, fixed connection at the mount pad of metal collapsible tube bottom and the magnet of fixed mounting in mount pad inner chamber bottom, the mount pad inner chamber coincide and place the collection box of iron system.

Further, installation mechanism is including seting up at the mounting groove of keeping away from the slide bar tip of dwang, fixed connection at the expanding spring of mounting groove inner chamber bottom and fixed plate that fixed connection kept away from inner chamber bottom one end at expanding spring.

Furthermore, the mounting groove is arranged in a ladder shape, one side, back to the telescopic spring, of the fixing plate is provided with a fixing groove, and the end part of the knife rest is inserted into the mounting groove and the fixing groove in an inosculating mode.

Further, fixed mounting has two bayonet locks that are the symmetry and set up on the knife rest lateral surface, the bayonet lock is "L" style of calligraphy setting, and bayonet lock tip towards the blade direction.

Furthermore, be located the movable groove that is used for the bayonet lock to pass is offered to the symmetry on the mounting groove is close to the inside wall of entrance one end, the card hole that is used for spacing bayonet lock is offered to the symmetry on the mounting groove ladder wall.

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

1. according to the utility model, the sliding rod, the mounting mechanism, the knife rest, the blade and the bayonet lock are matched for use, so that the blade and the knife rest are assembled and disassembled in a pressing mode, the operation is simple, the time and the labor are saved, the replacement and the disinfection are convenient, the cross infection between patients is prevented, and the practicability of the device is improved.

2. According to the utility model, through the matching use of the sleeve, the sliding rod, the rotating rod, the reset spring and the limiting mechanism, the knife rest and the blade can be retracted into the sleeve when the device is not used, so that the scratch to surrounding people is avoided, and the safety of the device is improved.

3. According to the utility model, the collecting mechanism is arranged outside the sleeve, so that the skin tissue scraped by the blade can smoothly fall into the collecting box, the collection is convenient, and the skin tissue is prevented from being polluted to cause inaccurate follow-up detection.

Drawings

FIG. 1 is a schematic structural view of a novel sampling device for dermatologists in accordance with the present invention;

FIG. 2 is a schematic structural diagram of an internal structure of a novel sampling device for dermatologists in accordance with the present invention;

FIG. 3 is a front cross-sectional view of a novel dermatological sampling device in accordance with the present invention;

fig. 4 is a front sectional view of a structure at a position a in the novel sampling device for dermatologists in accordance with the present invention.

In the figure: 1. a sleeve; 2. a slide bar; 3. rotating the rod; 4. a return spring; 5. a limiting rod; 6. a limiting port; 7. a metal hose; 8. a mounting seat; 9. a collection box; 10. a magnet; 11. mounting grooves; 12. a fixing plate; 13. a tension spring; 14. a tool holder; 15. a blade; 16. a bayonet lock; 17. and (6) clamping the hole.

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 a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1-4, a novel sampling device for dermatologists comprises a sleeve 1, wherein the sleeve 1 is provided with an open end and a closed end, the inner side wall of the open end of the sleeve 1 is connected with a sliding rod 2 in a sliding way, the bottom of the inner cavity of the closed end of the sleeve 1 is fixedly provided with a reset spring 4, one end of the sliding rod 2 opposite to the reset spring 4 is connected with a rotating rod 3 in a rotating way, a limiting mechanism is arranged on the rotating rod 3, one side of the sleeve 1 close to the open end is provided with a collecting mechanism for collecting scraped skin tissues, so that the skin tissues are prevented from falling and being polluted, therefore, the accuracy of the detection result is influenced, the sliding rod 2 is connected with the knife rest 14 through the mounting mechanism, one end of the knife rest 14, which is far away from the sliding rod 2, is fixedly provided with the blade 15, and the knife rest 14 and the blade 15 can be detached, so that the replacement and the disinfection of the knife rest 14 and the blade 15 are convenient, and the cross infection among patients is avoided;

in order to facilitate the installation and the disassembly of the knife rest 14 and the knife blade 15 and facilitate the use of doctors, the end part of the sliding rod 2 is provided with an installation mechanism which comprises an installation groove 11 arranged at the end part of the sliding rod 2 far away from the rotating rod 3, an expansion spring 13 fixedly connected at the bottom of the inner cavity of the installation groove 11 and a fixed plate 12 fixedly connected at one end of the expansion spring 13 far away from the bottom of the inner cavity;

two clamping pins 16 which are symmetrically arranged are fixedly arranged on the outer side surface of the tool rest 14, the clamping pins 16 are arranged in an L shape, and the end parts of the clamping pins 16 face the direction of the blade 15; the inner side wall of one end, close to an inlet, of the mounting groove 11 is symmetrically provided with movable grooves for allowing the clamping pins 16 to penetrate through, the stepped wall of the mounting groove 11 is symmetrically provided with clamping holes 17 for limiting the clamping pins 16, and the tool rest 14 and the blade 15 are fixed in the mounting groove 11 by limiting the clamping pins 16, so that the stability of the device is ensured;

referring to fig. 1-3, in order to retract the tool holder 14 and the blade 15 into the sleeve 1 and fix the tool holder when the device is not used, a limiting mechanism is arranged on the sleeve 1, and comprises two symmetrically arranged limiting rods 5 fixedly arranged on the outer side wall of the rotating rod 3 and two limiting ports 6 arranged on the sleeve 1, wherein the limiting ports 6 are arranged in an L shape, and the limiting rods 5 slide in the limiting ports 6;

referring to fig. 1 and 3, in order to facilitate the collection of the scraped skin tissue by the doctor, prevent the scraped skin tissue from falling and being polluted, and influence the accuracy of the detection result, a collecting mechanism is arranged on the cannula 1, and comprises a metal hose 7 fixedly connected to the outer side wall of the cannula 1 close to the opening end, a mounting seat 8 fixedly connected to the bottom end of the metal hose 7, and a magnet 10 fixedly mounted at the bottom of the inner cavity of the mounting seat 8, wherein an iron collecting box 9 is placed in the inner cavity of the mounting seat 8 in an inosculation manner;

referring to fig. 2 to 4, the mounting groove 11 is formed in a stepped shape, a fixing groove is formed in a side of the fixing plate 12 facing away from the extension spring 13, and an end of the tool holder 14 is inserted into the mounting groove 11 and the fixing groove in a fitting manner, so that the tool holder 14 is fixed, and the stability of the device is improved.

The operating principle of the present invention will now be described as follows:

according to the utility model, the bayonet 16 on the tool rest 14 is aligned with and inserted into the movable groove on the mounting groove 11, the end part of the tool rest 14 is inserted into the fixed groove on the fixed plate 12, the tool rest 14 is continuously pushed until the bayonet 16 is separated from the movable groove, at the moment, the extension spring 13 is in a compressed state, the tool rest 14 is rotated by 90 degrees, so that the end part of the bayonet 16 is aligned with the bayonet hole 17, at the moment, the tool rest 14 is stopped being pressed, the extension spring 13 is reset, the bayonet 16 is pushed into the bayonet hole 17, the fixing of the tool rest 14 and the blade 15 is realized, the tool rest 14 and the blade 15 are convenient to disassemble, replace and disinfect, the cross infection among patients is avoided, and the practicability of the device is improved;

the collection box 9 made of iron is placed in the mounting seat 8 and fixed at the bottom of the inner cavity of the mounting seat 8 under the action of the magnet 10, so that the scraped skin tissue can be conveniently collected, and the collection box is convenient to replace and is convenient for doctors to use;

when the device is not used, two gag lever post 5 of manual promotion promote to the direction that is close to reset spring 4, because spacing mouth 6 is "L" style of calligraphy setting, and one side that is close to reset spring 4 is provided with the rectangular channel, when gag lever post 5 removed spacing mouthful 6 tip, rotate gag lever post 5 to the rectangular channel again, loosen gag lever post 5, under reset spring 4's reset action, with gag lever post 5 chucking in the rectangular channel, make knife rest 14 and blade 15 shrink in advancing sleeve pipe 1, avoid doctor or the unexpected fish tail of patient, the security of device has been improved.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. The utility model provides a dermatologist uses novel sampling device, includes sleeve pipe (1), its characterized in that, sleeve pipe (1) sets up to one end opening one end and closes the mouth, sleeve pipe (1) open end inside wall sliding connection has slide bar (2), sleeve pipe (1) end inner chamber bottom fixed mounting that closes has reset spring (4), slide bar (2) all rotate with reset spring (4) relative one end and are connected with same root dwang (3), install stop gear on dwang (3), sleeve pipe (1) is close to one side of open end outward and installs collection mechanism, slide bar (2) are connected with knife rest (14) through installation mechanism, the one end fixed mounting that slide bar (2) were kept away from in knife rest (14) has blade (15).

2. The novel sampling device for dermatologists according to claim 1, wherein the limiting mechanism comprises two symmetrically arranged limiting rods (5) fixedly mounted on the outer side wall of the rotating rod (3) and two limiting ports (6) formed on the sleeve (1), the limiting ports (6) are arranged in an L shape, and the limiting rods (5) slide in the limiting ports (6).

3. The novel sampling device for dermatologists according to claim 1, wherein the collecting mechanism comprises a metal hose (7) fixedly connected to the outer side wall of the sleeve (1) close to the open end, a mounting seat (8) fixedly connected to the bottom end of the metal hose (7), and a magnet (10) fixedly mounted at the bottom of the inner cavity of the mounting seat (8), and the inner cavity of the mounting seat (8) is matched with the iron collecting box (9).

4. The novel sampling device for dermatologists of claim 1, wherein the mounting mechanism comprises a mounting groove (11) arranged at the end of the sliding rod (2) far away from the rotating rod (3), a telescopic spring (13) fixedly connected to the bottom of the inner cavity of the mounting groove (11), and a fixing plate (12) fixedly connected to one end of the telescopic spring (13) far away from the bottom of the inner cavity.

5. The novel sampling device for dermatologists of claim 4, wherein the mounting groove (11) is arranged in a step shape, a fixing groove is formed on one side of the fixing plate (12) opposite to the extension spring (13), and the end of the knife rest (14) is inserted into the mounting groove (11) and the fixing groove in a matching way.

6. The novel sampling device for dermatologists of claim 5, wherein two symmetrically arranged clamping pins (16) are fixedly arranged on the outer side surface of the knife rest (14), the clamping pins (16) are arranged in an L shape, and the end parts of the clamping pins (16) face to the direction of the blade (15).

7. The novel sampling device for dermatologists according to claim 6, wherein the inner side wall of the mounting groove (11) near one end of the inlet is symmetrically provided with movable grooves for the bayonet pins (16) to pass through, and the step wall of the mounting groove (11) is symmetrically provided with clamping holes (17) for limiting the bayonet pins (16).