CN116327083A

CN116327083A - Disposable soft mirror

Info

Publication number: CN116327083A
Application number: CN202111601765.7A
Authority: CN
Inventors: 李宏博; 安舟; 张家智; 汪路明; 夏棋强; 李卫平; 王卫东; 王桃红
Original assignee: Zhejiang Youyi Medical Equipment Co ltd
Current assignee: Zhejiang Youyi Medical Equipment Co ltd
Priority date: 2021-12-24
Filing date: 2021-12-24
Publication date: 2023-06-27

Abstract

The invention relates to a disposable soft mirror, which comprises a proximal operation section and a distal insertion section which is used for being inserted into the human body, wherein the front end of the insertion section is provided with a bendable part, the operation section comprises a shell and a control part which controls the bending and steering of the head of the insertion section, the control part comprises a rotary table which is arranged and positioned in the shell and a locking component which is connected with the rotary table and can be used for locking the rotary table to rotate, the rotary table is connected with the bendable part, the locking component comprises a locking piece and a soft rubber piece which is positioned in the rotary table, and the locking piece drives the soft rubber piece to be in friction fit with the rotary table so as to restrict the rotary table to rotate and further restrict the head of the insertion section to bend.

Description

Disposable soft mirror

Technical Field

The invention relates to the technical field of medical instruments, in particular to a disposable soft mirror.

Background

Conventional endoscopy, or in the case of visual inspection of an organ or human interior, typically uses a complex lens system to transfer the image from the distal end of the endoscope to the viewer. Rigid endoscopes typically use a relay lens system; flexible endoscopes typically use a fiber optic bundle or objective lens system. Conventional rigid and flexible endoscopes, lenses or fiber optic systems are relatively expensive and are reused many times. Therefore, it must be strictly sterilized and disinfected after each use.

In order to avoid damage to the endoscope caused by disinfection and to prevent risks caused by incomplete disinfection, the invention provides a disposable soft mirror. However, when the disposable soft mirror is used for manipulating the snake bone, a doctor is required to apply a force by hand to keep the snake bone at an angle, so that the special position can be observed and manipulated. In order to meet the characteristics of portability and portability of the disposable soft mirror, the disposable soft mirror designed by the invention adopts a portable and smart design, so that the snake bone is fixed at a fixed angle, and convenience is brought to doctors.

Disclosure of Invention

In order to solve the problems in the prior art, the invention provides a disposable soft mirror which is convenient to operate and simple in structure.

In order to achieve the above object, the present invention adopts the following technical scheme

A disposable soft mirror, which comprises a proximal operation section and a distal insertion section for being inserted into the human body,

an insertion section, the front end of which is provided with a bendable part,

the operation section comprises a shell and a control part for controlling the bending and steering of the head of the insertion part, wherein the control part comprises a rotary table arranged and positioned in the shell and a rotary locking assembly which is connected with the rotary table and can be used for locking the rotary table to rotate, the rotary table is connected with the bending part, the locking assembly comprises a locking piece and a soft rubber piece positioned in the rotary table, and the locking piece drives the soft rubber piece to be in friction fit with the rotary table, so that the rotary table is restrained to rotate, and the head of the insertion part is restrained to bend.

Preferably, the soft rubber piece is made of soft materials.

Preferably, the insertion part is provided with a rotating member, and the insertion part is connected to the lower end of the housing through the rotating member.

Preferably, the locking member comprises a disc arranged outside the flexible glue member and a knob pivoted with the disc, wherein the inner side of the knob is provided with a locking protrusion, and the locking protrusion is abutted with the disc, so that the disc is driven to be pressed on the flexible glue member.

As a preferable scheme, the disc is provided with a left arc-shaped strip and a right arc-shaped strip which are oppositely arranged, and the included angles between the left arc-shaped strip, the right arc-shaped strip and the knob are gradually increased along the clockwise rotating direction of the knob.

Preferably, the turntable is connected with a control swing arm for controlling the turntable to rotate.

As a preferable scheme, the disc is also provided with a central bracket connected with the knob, one end of the left arc-shaped strip and one end of the right arc-shaped strip are starting ends, the other end of the left arc-shaped strip and the other end of the right arc-shaped strip are tail ends, and the starting ends are led out from the central bracket and extend out around the central bracket to form the tail ends;

the starting ends of the left arc-shaped strip and the right arc-shaped strip are arranged on the opposite side of the center support, and a notch is formed between the tail end of the left arc-shaped strip and the starting end of the right arc-shaped strip;

correspondingly, the inner side of the knob is provided with a left locking bulge and a right locking bulge which are respectively in rotary fit with the left arc-shaped strip and the right arc-shaped strip;

the knob is rotated to enable the left locking protrusion to be matched with the left arc-shaped strip and the right locking protrusion to be matched with the right arc-shaped strip, so that the rotating disc is in a locking/unlocking state.

Preferably, the widths of the cross sections of the left arc-shaped strip and the right arc-shaped strip are gradually increased along the clockwise rotation direction of the knob.

As a preferable scheme, the starting end is provided with a first limit bulge, the tail end is provided with a second limit bulge, and the locking bulge is provided with a limit clamping groove matched with the first limit bulge and the second limit bulge; the limiting clamping groove is in limiting fit with the first limiting protrusion and the second limiting protrusion so as to limit rotation of the knob.

Preferably, the end is at least partially concave to form a concave portion, and the second limiting protrusion is disposed at the concave portion.

Compared with the prior art, the invention has the following advantages:

1. the locking piece is utilized to enable the soft rubber piece to be in friction fit with the rotary table, so that the rotary table is locked, the rotary table is prevented from rotating, and therefore the head end swing of the insertion part can be restrained;

2. the control part has simple structure, and better meets the light requirement of the disposable soft mirror;

3. the knob is provided with a locking protrusion which is better matched with the disc, and the driving soft rubber piece is in friction fit with the rotary disc;

4. the soft rubber piece is made of soft materials, so that the function of locking is effectively achieved by friction fit with the turntable;

5. the limiting groove on the locking protrusion is matched with the first limiting protrusion, so that the knob is prevented from shaking while positioning is realized; meanwhile, the limiting groove is matched with the second limiting protrusion, so that positioning and stabilizing effects are better realized, and the knob is prevented from rotating under the action of external force;

6. the second limiting protrusion is arranged at the concave part, so that the limiting groove can conveniently rotate to the position to be matched with the second limiting protrusion;

7. the locking piece and the soft rubber piece are convenient to assemble and disassemble.

Drawings

Fig. 1 is a schematic diagram 1 of the overall structure of the present invention.

Fig. 2 is a schematic view 2 of the structure of the operation part of the present invention.

Fig. 3 is a schematic view of the structure of the control part of the present invention without the locking member.

Fig. 4 is a schematic structural view of a knob.

Fig. 5 is a schematic structural view of a disc.

Fig. 6 is a schematic side view of a disk.

Fig. 7 is a schematic structural view of the rotary member.

1, an operation section; 2. an insertion section; 3. a housing; 4. an insertion portion head; 5. a control unit; 51. a turntable; 52. a locking member; 521. a disc; 522. a knob; 53. a soft rubber piece; 6. a rotating member; 7. a locking protrusion; 8. left arc strip; 9. a right arc bar; 10. controlling a swing arm; 11. a center support; 12. a starting end; 13. a terminal end; 14. a notch; 15. the first limiting protrusion; 16. the second limiting bulge; 17. a limit clamping groove; 18. a recessed portion; 19. an inner core; 20. a circumferential groove; 21. and a limit rod.

Detailed Description

Embodiments of the present invention are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative and intended to explain the present invention and should not be construed as limiting the invention.

In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the method or element referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.

In the present invention, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," "held," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be the communication of the inner sections of the two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.

The present invention will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present invention more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.

As shown in fig. 1-6, the embodiment of the present invention provides a disposable soft mirror, comprising a proximal handling section 1 and a distal insertion section 2 for insertion into the interior of the human body,

the front end of the insertion section 2 is provided with a bendable part (the structure of the bendable part is designed in the prior art), and the head of the insertion section 2 is bent in a certain angle under the control of the control part 5 through the bendable part;

an operation section 1, which comprises a shell 3 and a control part 5 for controlling the bending and turning of the head 4 of the insertion part, wherein the control part 5 comprises a rotary table 51 arranged and positioned in the shell 3 and a rotary table 51, and a rotary locking assembly which is connected with the rotary table 51 and can be used for locking the rotary table 51, the rotary table 51 is connected with the bending part through a guy cable and the like (the prior art), the locking assembly comprises a locking piece 52 and a soft rubber piece 53 positioned in the rotary table 51, the locking piece 52 drives the soft rubber piece 53 to be in friction fit with the rotary table 51, so that the rotary table 51 is restrained from rotating, and the head of the insertion section 2 is restrained from turning; when the flexible glue 53 is not in friction engagement with the turntable 51, the turntable 51 is rotatable and the head of the insertion section 2 is rotatable.

Preferably, in order to ensure the friction effect between the soft rubber member 53 and the rotating disc, the soft rubber member 53 is made of soft material.

Preferably, as shown in fig. 1 and 3, in order to ensure that the soft lens observes a larger visual range, the insertion part is provided with a rotating member 6 for controlling the circumferential rotation of the insertion part, and the insertion part is connected to the lower end of the housing 3 through the rotating member 6; specifically, as shown in fig. 7, the rotating member 6 includes an inner core 19, one end of the inner core 19 is fixedly connected with the bendable portion, the other end is connected with the lower end of the housing, the outer ring of the inner core 19 is provided with a circumferential groove 20, the lower end of the housing is provided with a stop lever 21 in limit fit with the circumferential groove, so that the inner core cannot move up and down, and the rotating member 6 drives the inner core to rotate circumferentially, thereby driving the insertion portion to rotate.

Preferably, as shown in fig. 1 and 3, the turntable 51 is connected with a control swing arm 10 for controlling the rotation of the turntable 51.

In some specific embodiments, referring to fig. 2 and 3, the locking member 52 includes a disc 521 disposed outside the flexible glue member 53 (the flexible glue member 53 is embedded in the disc 521, the flexible glue member 53 is connected with the turntable 51), and a knob 522 pivotally connected to the disc 521, the inner side of the knob 522 has a locking protrusion 7, and the locking protrusion 7 abuts against the disc 521, so as to drive the disc 521 to press against the flexible glue member 53, and increase friction between the flexible glue member 53 and the turntable 51, thereby restricting rotation of the turntable 51.

More specifically, referring to fig. 4 and 6, in order to stabilize the friction fit locking function of the flexible glue 53 and the turntable 51, the disc 521 has a left arc-shaped strip 8 and a right arc-shaped strip 9 that are oppositely disposed, and the included angles between the left arc-shaped strip 8, the right arc-shaped strip 9 and the knob 522 gradually increase along the clockwise rotation direction of the knob 522;

the knob 522 is rotated clockwise, the force applied by the locking protrusion 7 to the left arc-shaped strip 8 and the right arc-shaped strip 9 is gradually increased, so that friction between the soft rubber piece 53 and the rotary disc 51 is increased, the rotary disc 51 cannot rotate at will, and in addition, due to the problem of the material of the soft rubber piece 53 at the rear part of the arc-shaped strip, a room is provided for the retreating of the arc-shaped strip;

turning the knob 522 counterclockwise, the force exerted by the locking protrusion 7 is gradually reduced so as to contact the locked state of the dial 51, so that it can adjust the turn of the head end of the insertion section 2;

in addition, a disc 521 is directly arranged, and the mode that the circumferential included angle between the whole disc 521 and the knob 522 is increased clockwise can occur, so that the forces applied by all parts are unbalanced, the locking purpose is achieved at the position where the locking protrusion 7 is located, the locking effect is not achieved at other positions, and the disc 521 is not easy to install, and the structural design of all the positions of the locking piece 52 can be more complex; therefore, two arc strips are oppositely designed, and the force exerted on the arc strips by the locking protrusions 7 is more balanced, so that the locking effect is ensured.

Further, referring to fig. 5 and 6, the disc 521 further has a central support 11 connected to a knob 522, one end of the left arc bar 8 and one end of the right arc bar 9 are a start end 12, and the other end is an end 13, and the start end 12 is led out from the central support 11 and extends around the central support 11 to form the end 13;

the starting ends 12 of the left arc-shaped strip 8 and the right arc-shaped strip 9 are arranged on the opposite side of the center support 11, a notch 14 is formed between the tail end 13 of the left arc-shaped strip 8 and the starting end 12 of the right arc-shaped strip 9, namely, the starting end 12 of the left arc-shaped strip 8 is not connected with the tail end 13 of the right arc-shaped strip 9, and the starting end 12 of the right arc-shaped strip 9 is not connected with the tail end 13 of the left arc-shaped strip 8;

correspondingly, the inner side of the knob 522 is provided with a left locking protrusion 7 and a right locking protrusion 7 which are respectively in rotary fit with the left arc-shaped strip 8 and the right arc-shaped strip 9;

turning the knob 522 causes the left locking protrusion 7 to engage with the left arc bar 8 and the right locking protrusion 7 to engage with the right arc bar 9, so that the rotary disk has a locked/unlocked state.

Preferably, as shown in fig. 6, the widths of the cross sections of the left and right arc bars 8 and 9 gradually increase in the clockwise rotation direction of the knob 522.

Preferably, referring to fig. 4 to 6, the start end 12 is provided with a first limiting protrusion 15, the end 13 is provided with a second limiting protrusion 16, and the locking protrusion 7 is provided with a limiting clamping groove 17 adapted to the first limiting protrusion 15 and the second limiting protrusion 16; the limiting clamping groove 17 is in limiting fit with the first limiting protrusion 15 and the second limiting protrusion 16 so as to limit rotation of the knob 522.

Preferably, as shown in fig. 5, since the thickness of the end 13 of the arc-shaped strip is higher than that of the initial end 12, the end 13 is at least partially recessed to form a recess 18, the second limiting protrusion 16 is disposed at the recess 18, and the knob 522 is turned to smoothly engage with the second limiting protrusion 16 when the locking protrusion 7 reaches the recess 18.

Preferably, the soft rubber member 53 is a soft rubber ring, and is disposed on the inner ring of the turntable 51 and connected to the disc 521.

Compared with the prior art, the embodiment provided by the invention has the following advantages:

1. the locking piece 52 is utilized to enable the soft rubber piece 53 to be in friction fit with the rotary disc 51, so that the rotary disc 51 is locked, the rotary disc 51 is prevented from rotating, and therefore the head end swing of the insertion part can be restrained;

2. the control part 5 has a simple structure, and better meets the light requirement of the disposable soft mirror;

3. the knob 522 is provided with a locking protrusion 7 which is better matched with the disc 521, and the driving soft rubber piece 53 is in friction fit with the rotary disc 51;

4. the soft rubber piece 53 is made of soft materials, so that the function of realizing locking by friction fit with the turntable 51 is effectively achieved;

5. the limiting groove on the locking protrusion 7 is matched with the first limiting protrusion 15, so that the knob 522 is prevented from shaking while positioning is realized; meanwhile, the limiting groove is matched with the second limiting protrusion 16, so that positioning and stabilizing effects are better realized, and the knob 522 is prevented from rotating under the action of external force;

6. the second limiting protrusion 16 is configured on the concave portion 18, so that the limiting groove can rotate to the position where the second limiting protrusion 16 can be matched;

7. the locking piece 52 and the soft rubber piece 53 are convenient to assemble and disassemble.

It should be noted that the above embodiments are merely representative examples of the present invention. Many variations of the invention are possible. Any simple modification, equivalent variation and modification of the above embodiments according to the principles of the present invention should be considered to fall within the scope of the present invention.

Claims

1. Disposable soft mirror, its characterized in that: comprises a proximal operating section (1) and a distal inserting section (2) for being inserted into the human body,

an insertion section (2) with a bendable part at the front end,

the operation section (1) comprises a shell (3) and a control part (5) for controlling the bending and steering of the head part (4) of the insertion part, wherein the control part (5) comprises a rotary table (51) arranged and positioned in the shell (3) and a rotary locking assembly which is connected with the rotary table (51) and can be used for locking the rotary table (51), the rotary table (51) is connected with the bending part, the locking assembly comprises a locking piece (52) and a soft rubber piece (53) positioned in the rotary table (51), and the locking piece (52) drives the soft rubber piece (53) to be in friction fit with the rotary table (51), so that the rotary table (51) is restrained to rotate and the head part of the insertion section (2) is restrained to bend.

2. Disposable soft mirror according to claim 1, characterized in that the soft gel piece (53) is made of soft material.

3. Disposable soft mirror according to claim 1, characterized in that the insertion part is provided with a swivel member, by means of which the insertion part is connected to the lower end of the housing (3).

4. The disposable soft mirror according to claim 1, wherein the locking member (52) comprises a disc (521) disposed outside the soft plastic member (53) and a knob (522) pivotally connected to the disc (521), the knob (522) has a locking protrusion (7) inside, and the locking protrusion (7) abuts against the disc (521), so as to drive the disc (521) to press on the soft plastic member (53).

5. The disposable soft mirror according to claim 4, wherein the disc (521) has a left arc bar (8) and a right arc bar (9) disposed opposite to each other, and the angles between the left arc bar (8), the right arc bar (9) and the knob (522) are gradually increased along the clockwise rotation direction of the knob (522).

6. Disposable soft mirror according to claim 1, characterized in that the turntable (51) is connected with a control swing arm (10) for controlling the rotation of the turntable (51).

7. The disposable soft mirror according to claim 5, wherein the disc (521) further has a central support (11) connected to a knob (522), one end of the left arc bar (8) and one end of the right arc bar (9) are a start end (12) and the other end is a tail end (13), and the start end (12) is led out from the central support (11) and extends around the central support (11) to form the tail end (13);

the starting ends (12) of the left arc-shaped strip (8) and the right arc-shaped strip (9) are arranged on the opposite side of the center support (11), and a gap (14) is formed between the tail end (13) of the left arc-shaped strip (8) and the starting end (12) of the right arc-shaped strip (9);

correspondingly, the inner side of the knob (522) is provided with a left locking bulge (7) and a right locking bulge (7) which are respectively in rotary fit with the left arc-shaped strip (8) and the right arc-shaped strip (9);

the knob (522) is rotated, the left locking protrusion (7) is matched with the left arc-shaped strip (8), and the right locking protrusion (7) is matched with the right arc-shaped strip (9), so that the rotating disc has a locking/unlocking state.

8. Disposable soft mirror according to claim 5, characterized in that the width of the cross section of the left (8) and right (9) arcuate strips increases gradually in the clockwise direction of rotation of the knob (522).

9. The disposable soft mirror according to claim 7, wherein the starting end (12) is provided with a first limit protrusion (15), the tail end (13) is provided with a second limit protrusion (16), and the locking protrusion (7) is provided with a limit clamping groove (17) which is matched with the first limit protrusion (15) and the second limit protrusion (16); the limiting clamping groove (17) is in limiting fit with the first limiting protrusion (15) and the second limiting protrusion (16) so as to limit rotation of the knob (522).

10. Disposable soft mirror according to claim 9, characterized in that the tip (13) is at least partially concave forming a recess (18), the second limit projection (16) being arranged at the recess (18).