Self-retaining anoscope

Abstract

The application discloses a self-fixing anoscope, which comprises a mirror sleeve, a horn mouth and an inner core, the horn mouth is fixedly arranged at the front end of the mirror sleeve, the inner core is arranged in the mirror sleeve in a plug-in manner, and the front end of the inner core is provided with a pull rod; the lower end of the horn mouth is provided with a first clamping seat, a first pull strip is arranged in the first clamping seat in a movable manner, the first pull strip is connected with the bottom end of a mounting cover after penetrating through the first clamping seat upwards, and a light source rod is detachably arranged in the mounting cover. A plurality of positioning protrusions matched with the first clamping seat are uniformly arranged on the first pull strip, and the distance between two adjacent positioning protrusions is the same as the length of the first clamping seat. The self-fixing anoscope has the advantages of simple structure, ingenious design, practical function and the like, and effectively solves the problem that the external light source of the existing anoscope is fixed at the bottom of the horn mouth, thereby affecting the illumination efficiency.

Description

TECHNICAL FIELD

[0001] The present application relates to the field of medical devices, in particular to a self-fixing anoscope. BACKGROUND

[0002] An anoscope is a device or instrument used to examine rectal (anorectal) lesions, and is a commonly used tool for anorectal disease examination. There are traditional anoscope and electronic anoscope. The material of the traditional anoscope is one-time plastic or reusable stainless steel anoscope. The electronic anoscope is a high-tech product integrating examination and treatment by using international advanced medical video and camera technology.

[0003] The patent document with application number 202110366154.2 discloses a disposable anoscope with a light source. The anoscope with a window for facilitating ligation hemostasis comprises a sleeve, a trumpet mouth connected to the front end of the sleeve, an inner core movably inserted into the sleeve, an arc-shaped light collector connected to the lower part of the circumferential surface of the trumpet mouth, a light guide body provided on the rear inner wall of the arc-shaped light collector, and a mounting column fixed to the front end of the light guide body. The whole device has a reasonable structure and a clever design. By improving the internal structure of the common anoscope and adding an external light source, the visibility during the operation is greatly improved without increasing the batch processing cost. The external light source is designed to be reusable, greatly improving the practicality of the device.

[0004] However, in actual use, it is found that although the device solves the problem of carrying a light source for the anoscope, the light source is fixed at the bottom of the trumpet mouth, affecting the lighting efficiency. If the light source is moved upwards, it will interfere with the inner core. Therefore, how to develop a new type of self-fixing anoscope has become a problem to be solved by technical personnel in the field. SUMMARY

[0005] The purpose of the present application is to provide a self-fixing anoscope to solve the problem that the external light source of the existing anoscope is fixed at the bottom of the trumpet mouth, affecting the lighting efficiency.

[0006] To solve the above technical problems, the present application adopts the following technical scheme:

[0007] The self-fixing anoscope of the present application comprises a sleeve, a trumpet mouth and an inner core. The trumpet mouth is fixedly arranged at the most front end of the sleeve. The inner core is movably arranged in the sleeve. The front end of the inner core is provided with a pull rod. The lower end of the trumpet mouth is provided with a first clamping seat. The first clamping seat is movably arranged with a first pull strip. The first pull strip is connected to the bottom end of the mounting cover after passing through the first clamping seat upwardly. The mounting cover is detachably arranged with a light source rod.

[0008] Further, a plurality of positioning protrusions matched with the first clamping seat are uniformly arranged on the first pull strip, and the distance between two adjacent positioning protrusions is same as the length of the first clamping seat.

[0009] Further, an arc-shaped plate is fixedly arranged at the front end of the mirror sleeve, a sliding block is slidably arranged on the arc-shaped plate, and a reflecting mirror plate matched with the light source rod is arranged at the front end of the sliding block.

[0010] Further, an arc-shaped groove matched with the arc-shaped plate is arranged on the rear end surface of the sliding block, and the sliding block is detachably matched with the arc-shaped plate through the arc-shaped groove.

[0011] Further, a positioning ring is arranged on the outer circumferential surface of the mirror sleeve, fixing lugs are arranged on the left and right sides of the positioning ring, and fixing holes matched with the binding line are arranged on the fixing lugs.

[0012] Further, a circular arc opening with a central angle of 120 degrees is arranged at the top end of the mounting cover.

[0013] Further, the central angle of the arc-shaped plate is 120 degrees, and the arc-shaped plate is matched with the circular arc opening of the mounting cover.

[0014] Further, the central angle of the sliding block is 30 degrees.

[0015] Further, a second pull strip is arranged at the left end of the mounting cover, and a third pull strip is arranged at the right end of the mounting cover.

[0016] Further, a second clamping seat matched with the second pull strip is arranged on the horn mouth, and a third clamping seat matched with the third pull strip is arranged on the horn mouth.

[0017] Compared with the prior art, the beneficial technical effects of the present application are:

[0018] The light source rod of the self-fixing anoscope is detachably arranged in the mounting cover, so that the light source rod can be repeatedly used after disinfection, and the cost is reduced; the mounting cover of the self-fixing anoscope is arranged on the horn mouth through three adjustable pull strips, so that the position of the mounting cover is adjusted, the conflict with the inner core is avoided, and the position of the light source rod is also adjusted; the outer circumferential surface of the mirror sleeve of the self-fixing anoscope is provided with a positioning ring, the positioning ring has a certain elasticity and is fixed with the patient's thigh through the fixing lugs, so that the self-fixing of the anoscope is realized. In general, the self-fixing anoscope has the advantages of simple structure, ingenious design, practical function, and effectively solves the problem that the external light source of the existing anoscope is fixed at the bottom of the horn mouth, which affects the illumination efficiency. BRIEF DESCRIPTION OF DRAWINGS

[0019] The present invention will be further described below with reference to the accompanying drawings:

[0020] Figure 1 This is a front view of the self-fixing anoscope of the present invention (Example 1);

[0021] Figure 2 for Figure 1 Left view sectional view;

[0022] Figure 3 For Figure 1 Working status diagram (excluding positioning circle);

[0023] Figure 4 Axonometric drawing of the positioning ring;

[0024] Figure 5 This is a front view of the self-fixing anoscope of the present invention (Example 2);

[0025] Figure 6 for Figure 5 Left view sectional view;

[0026] Figure 7 Diagram showing the interaction between the slider and the curved plate;

[0027] Figure 8 for Figure 7 Left view sectional view;

[0028] Figure 9 This is a diagram showing the relative positions of the curved plate and the flared opening.

[0029] Figure 10 for Figure 9 Left view sectional view;

[0030] Figure 11 This is a schematic diagram of the light source rod, mounting cover, and pull bar structure.

[0031] Explanation of reference numerals in the attached drawings: 1. Lens cover; 2. Flared mouth; 201. Curved plate; 202. First bracket; 203. Second bracket; 204. Third bracket; 3. Inner core; 301. Pull rod; 4. Slider; 401. Reflector plate; 5. Light source rod; 501. Mounting cover; 6. Positioning ring; 601. Fixing lug; 602. Fixing hole; 7. First pull bar; 701. Positioning protrusion; 8. Second pull bar; 9. Third pull bar. Detailed Implementation

[0032] like Figures 1 to 11 As shown, a self-fixing anoscope includes a sleeve 1, a funnel-shaped opening 2, and an inner core 3. The funnel-shaped opening 2 is fixedly disposed at the front end of the sleeve 1, and the funnel-shaped opening 2 and the sleeve 1 are integrally formed. Both the funnel-shaped opening 2 and the sleeve 1 are made of transparent material.

[0033] The inner core 3 is arranged in the mirror sleeve 1 in a pluggable manner, and the front end of the inner core 3 is provided with a pull rod 301.

[0034] The lower end of the horn mouth 2 is provided with a first clamping seat 202, the first clamping seat 202 is arranged in a movable manner in the up-down direction, and the first pull strip 7 is arranged in the first clamping seat 202 in a movable manner in the up-down direction.

[0035] The first pull strip 7 is uniformly provided with a plurality of positioning protrusions 701 matched with the first clamping seat 202, and the distance between two adjacent positioning protrusions 701 is the same as the length of the first clamping seat 202. The positioning protrusions 701 make the installation cover 501 more stable by cooperating with the first clamping seat 202.

[0036] In the initial state of the device, the installation cover 501 is located at the lowermost end of the horn mouth 2, so as to avoid interference with the inner core 3.

[0037] Further, the left end of the installation cover 501 is provided with a second pull strip 8, and the right end of the installation cover 501 is provided with a third pull strip 9.

[0038] In the use process, the positions of the installation cover 501 and the light source rod 5 in the left-right direction can be adjusted by pulling the second pull strip 8 and the third pull strip 9 left and right, so as to further improve the flexibility of the device.

[0039] The installation cover 501 of the self-fixing anoscope is arranged on the horn mouth 2 through three adjustable pull strips, so as to realize the adjustment of the position of the installation cover 501, avoid the conflict with the inner core 3, and be beneficial to the adjustment of the position of the light source rod 5, so as to achieve better illumination effect.

[0040] The front end of the mirror sleeve 1 is fixedly provided with an arc-shaped plate 201, the arc-shaped plate 201 is slidably provided with a sliding block 4, the front end of the sliding block 4 is provided with a reflecting mirror plate 401 matched with the light source rod 5, and the reflecting mirror plate 401 is provided with a plurality of reflecting protrusions matched with light rays on the side wall of the light source rod 5.

[0041] Specifically, the top end of the mounting cover 501 is provided with a circular arc opening with a central angle of 120 degrees. The arc-shaped plate 201 has a central angle of 120 degrees, and the arc-shaped plate 201 corresponds to the circular arc opening of the mounting cover 501. The slider 4 has a central angle of 30 degrees.

[0042] In use, the light on the rear end face of the light source rod 5 is used to irradiate the rear end of the mirror sleeve 1, facilitating the operation of the doctor, and a mirror plate 401 can be provided on the arc-shaped plate 201 when necessary, the mirror plate 401 can reflect the light emitted by the light source rod 5 through the circular arc opening of the mounting cover 501 to the rear end of the mirror sleeve 1, forming an enhanced light spot, further enhancing the lighting effect. And the position of the mirror plate 401 can be adjusted by the slider 4, and the position of the enhanced light spot can be adjusted, and the use form is more flexible.

[0043] The rear end face of the slider 4 is provided with an arc-shaped groove matched with the arc-shaped plate 201, and the slider 4 is detachably matched with the arc-shaped plate 201 through the arc-shaped groove, and can not be installed when unnecessary.

[0044] The outer periphery of the mirror sleeve 1 is provided with a positioning ring 6, and the left and right sides of the positioning ring 6 are provided with fixed lugs 601, and the fixed lugs 601 are provided with fixed holes 602 matched with the binding wire. The outer periphery of the mirror sleeve 1 of the self-fixing anoscope is provided with a positioning ring 6, the positioning ring 6 has a certain elasticity, and is fixed by the fixed lugs 601 and the patient's thigh, so as to realize the self-fixing of the anoscope.

[0045] The above-described embodiments are only preferred modes of the present application, and do not limit the scope of the present application. Without departing from the design spirit of the present application, various modifications and improvements of the technical solutions of the present application made by those skilled in the art shall fall within the protection scope determined by the claims of the present application.

Claims

1. A self-retaining anoscope, characterized by: The utility model provides a mirror set, including mirror sleeve (1), loudspeaker mouth (2) and inner core (3), loudspeaker mouth (2) fixed setting in the nearest end of mirror sleeve (1), the inner core (3) is inserted in mirror sleeve (1) setting, the inner core (3) nearest end is provided with pull rod (301), the lower end of loudspeaker mouth (2) is provided with first clamping seat (202), first clamping seat (202) is provided with first pull strip (7) can move up and down, first pull strip (7) is connected with the bottom end of installation cover (501) after going up through first clamping seat (202), the installation cover (501) is provided with light source stick (5) can be dismantled, the nearest end of mirror sleeve (1) is fixedly provided with arc plate (201), the arc plate (201) is provided with sliding block (4) can slide, the distal end of sliding block (4) is provided with the mirror plate (401) with light source stick (5) cooperation.

2. The self-retaining anoscope of claim 1, wherein: The first pull strip (7) is uniformly provided with a plurality of positioning protrusions (701) matched with the first clamping seat (202), the distance between the adjacent two positioning protrusions (701) is the same as the length of the first clamping seat (202).

3. The self-retaining anoscope of claim 1, wherein: The rear end surface of the sliding block (4) is provided with an arc-shaped groove matched with the arc plate (201), and the sliding block (4) is detachably matched with the arc plate (201) through the arc-shaped groove.

4. The self-retaining anoscope of claim 1, wherein: The top end of the installation cover (501) is provided with a circular arc opening with a central angle of 120 degrees.

5. The self-retaining anoscope of claim 1, wherein: The outer circumferential surface of the mirror sleeve (1) is provided with a positioning ring (6), and the left and right sides of the positioning ring (6) are provided with fixed lugs (601), and the fixed lugs (601) are provided with fixed holes (602) matched with the binding wire.

6. The self-retaining anoscope of claim 5, wherein: The central angle of the arc plate (201) is 120 degrees, and the arc plate (201) corresponds to the circular arc opening of the installation cover (501).

7. The self-retaining anoscope of claim 6, wherein: The central angle of the sliding block (4) is 30 degrees.

8. The self-retaining anoscope of claim 2, wherein: The left end of the installation cover (501) is provided with a second pull strip (8), and the right end of the installation cover (501) is provided with a third pull strip (9).

9. The self-retaining anoscope of claim 8, wherein: The loudspeaker mouth (2) is provided with a second clamping seat (203) matched with the second pull strip (8), and the loudspeaker mouth (2) is provided with a third clamping seat (204) matched with the third pull strip (9).

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