CN215738809U

CN215738809U - Detachable scope auxiliary operation device

Info

Publication number: CN215738809U
Application number: CN202122315299.8U
Authority: CN
Inventors: 周祥荣
Original assignee: JIANYANG CITY PEOPLE'S HOSPITAL
Current assignee: JIANYANG CITY PEOPLE'S HOSPITAL
Priority date: 2021-09-24
Filing date: 2021-09-24
Publication date: 2022-02-08
Anticipated expiration: 2031-09-24

Abstract

The utility model provides a detachable auxiliary working device for an endoscope, which comprises a flexible sleeve pipe, wherein a working channel is arranged in the flexible sleeve pipe, the flexible sleeve pipe is fixed on the outer wall of an endoscope guide pipe through a plurality of binding bands, a locking mechanism used for clamping a handle part of the endoscope is arranged on the flexible sleeve pipe, the locking mechanism comprises an inner pipe and a nut, and a locking cavity used for penetrating and sleeving the handle part of the endoscope is arranged in the inner pipe; the inner pipe is provided with a conical part with a conical outer wall profile, and the side wall of the conical part is provided with a contraction joint extending along the axial direction of the inner pipe, so that the inner diameter of the conical part can be changed; the nut is in threaded connection with the outer wall of the inner tube, and the inner wall of the nut is also provided with a conical cavity which is in contact with the conical part so as to enable the inner diameter of the conical part to be squeezed and contracted and clamp the handle part of the endoscope by screwing the nut; the detachable auxiliary working device for the endoscope is convenient to assemble and disassemble on the endoscope and can be prevented from falling off the endoscope.

Description

Detachable scope auxiliary operation device

Technical Field

The utility model relates to the field of endoscopes, in particular to a detachable auxiliary working device for an endoscope.

Background

An endoscope is a common internal examination apparatus, for example, during gastroscopy, in order to see the mucous membrane of the alimentary canal in the body, the examined part needs to be cleaned, and food residue or blood clot residue needs to be cleaned.

The patent CN112741585A discloses an endoscope auxiliary device, which can be used as an instrument channel or a blood clot removal channel by an instrument channel assembly attached to an endoscope, and improves the application range and efficiency of the endoscope.

However, the above-mentioned endoscopic auxiliary device is wound and fixed on the endoscope conduit by using a plurality of sets of elastic connecting pieces, and there is a possibility of relative sliding and dislocation between the endoscopic auxiliary device and the endoscope conduit, and even the endoscopic auxiliary device may fall off from the endoscope conduit, which brings risks to examination or operation.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects of the background art and provide a detachable endoscope auxiliary working device which is stably connected with an endoscope.

The embodiment of the utility model is realized by the following technical scheme:

a detachable auxiliary working device for an endoscope comprises a flexible sleeve pipe, wherein a working channel is arranged in the flexible sleeve pipe, and the flexible sleeve pipe is fixed on the outer wall of an endoscope guide pipe through a plurality of binding bands;

the flexible sleeve is provided with a locking mechanism used for clamping the handle part of the endoscope, the locking mechanism comprises an inner tube and a nut, and a locking cavity used for penetrating and sleeving the handle part of the endoscope is arranged in the inner tube; the inner pipe is provided with a conical part with a conical outer wall profile, and the side wall of the conical part is provided with a contraction joint extending along the axial direction of the inner pipe, so that the inner diameter of the conical part is variable; the nut with inner tube outer wall threaded connection still is equipped with the toper chamber with the contact of toper portion on the nut inner wall to make the internal diameter of toper portion receive the extrusion shrink and press from both sides scope handle portion through revolving the nut soon.

In some preferred embodiments, the locking mechanism is disposed at the first end of the flexible sleeve, the first end of the flexible sleeve is further provided with a base, an endoscope channel for passing through the endoscope conduit is disposed in the base, and the inner diameter of the endoscope channel is matched with the tube diameter of the endoscope conduit.

In some preferred embodiments, the working channel extends to the base, and a group of extension pipes can be arranged in the working channel on the base in a pluggable manner.

In some preferred embodiments, the base is connected to a set of platforms through a connecting member, the lower end of the inner tube is disposed on the platforms, and when the nut is screwed down to the maximum, the lower end of the nut abuts against the platforms.

In some preferred embodiments, the flexible sleeve has a crescent-shaped cross section profile on any surface perpendicular to the length direction of the working channel, and the inner side surface of the crescent-shaped cross section of the flexible sleeve is an arc-shaped surface matched with the radian of the outer wall of the endoscope conduit.

In some preferred embodiments, two sets of limiting ribs penetrate through the wall of the flexible sleeve, and two ends of each set of binding band respectively penetrate through one set of notches formed in the arc-shaped surface to be connected with one set of limiting ribs in the wall of the flexible sleeve.

In some preferred embodiments, the second end of the flexible sleeve is further provided with a retaining ring for fixing the end of the endoscope conduit, and the diameter of the inner lens of the retaining ring is matched with that of the endoscope conduit; the endoscope catheter is characterized in that the retainer ring is provided with a group of annular step surfaces, and when the endoscope catheter penetrates through the retainer ring, the tail end of the endoscope catheter is abutted against the step surfaces.

The technical scheme of the utility model at least has the following advantages and beneficial effects:

the detachable auxiliary working device for the endoscope is provided with a plurality of binding bands, and the endoscope guide tube can be conveniently inserted in the binding bands so as to fix the flexible sleeve and the endoscope guide tube; in addition, in the process of screwing the inner tube through the nut in the locking mechanism, the taper part can shrink to clamp the handle part of the endoscope, so that the flexible sleeve can be fixed and prevented from falling off, and the flexible sleeve and the endoscope are convenient to disassemble and assemble.

Drawings

FIG. 1 is a schematic view of the endoscope auxiliary working apparatus of the present invention;

FIG. 2 is a sectional view taken along the line A-A of the endoscope auxiliary working device of FIG. 1;

FIG. 3 is an enlarged view of portion B of FIG. 1;

icon: 1-auxiliary working device body, 10-flexible sleeve, 100-arc surface, 101-working channel, 102-limiting rib, 102 a-notch, 103-binding band, 11-base, 110-endoscope channel, 12-retainer ring, 120-step surface, 13-extension tube, 2-locking mechanism, 20-inner tube, 200-external thread surface, 201-conical part, 201 a-contraction joint, 21-nut, 210-internal thread surface, 211-conical cavity, 22-platform, 220-connecting piece and 23-locking cavity.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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 some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Referring to fig. 1 to 3, the present invention provides a detachable working aid for an endoscope, including a working aid body 1 and a locking mechanism 2 for fixing the working aid body 1 to the endoscope.

The auxiliary working device body 1 comprises a flexible sleeve 10 with a working channel 101 arranged therein, and the flexible sleeve 10 can be made of rubber or silica gel; a plurality of groups of elastic bands 103 are arranged on the flexible sleeve 10 along the length direction in a square manner, and the flexible sleeve 10 is fixed on the outer wall of the endoscope conduit pipe through the bands 103, namely, the endoscope is arranged in the bands 103 in a penetrating manner.

In this embodiment, the locking mechanism 2 is disposed at the first end of the flexible sleeve 10, the first end of the flexible sleeve 10 is further provided with a base 11, the cross section of the base 11 is elliptical, the center of the base 11 is provided with an endoscope channel 110 for passing through the endoscope conduit, and the inner diameter of the endoscope channel 110 is matched with the pipe diameter of the endoscope conduit.

In this embodiment, referring to fig. 3, the cross-sectional profile of any surface of the flexible sleeve 10 perpendicular to the length direction of the working channel 101 is crescent, and the inner side surface of the crescent cross-section of the flexible sleeve 10 is an arc surface 100 matched with the radian of the outer wall of the endoscope catheter; the sharp corners at the two ends of the crescent-shaped section are rounded, so that the stimulation to the intestinal tract in the body is reduced, and the scratching is prevented; the working channels 101 may be arranged in multiple groups, and in this embodiment, the working channels 101 are a group of through holes with oval cross sections.

Referring to fig. 2, two sets of limiting ribs 102 penetrate through the wall of the flexible sleeve 10, the limiting ribs 102 may be made of steel wires, the length of the limiting ribs 102 is the same as that of the flexible sleeve 10, and two ends of each set of binding bands 103 respectively penetrate through a set of notches 102a formed in the arc-shaped surface 100 to be connected with one set of limiting ribs 102 in the wall of the flexible sleeve 10; the notch 102a penetrates the arc-shaped surface 100 along the length direction of the flexible conduit 10, and when the binding band 103 needs to be replaced, the limiting rib 102 is pulled out from the flexible sleeve 10.

In some preferred embodiments, the working channel 101 extends to the base 11, and a set of extension tubes 13 can be inserted into the working channel 101 on the base 11, and can be led out through the extension tubes 13 when the blood clots in the body are extracted.

Referring to fig. 3, the locking mechanism 2 comprises an inner tube 20 and a nut 21, wherein a locking cavity 23 for threading a handle part of an endoscope is arranged in the inner tube 20; the inner tube 20 is provided with a tapered portion 201 with a tapered outer wall profile, and the side wall of the tapered portion 201 is provided with a contraction joint 201a extending along the axial direction of the inner tube 20, so that the inner diameter of the tapered portion 201 is variable, and in this embodiment, the contraction joint 201a is provided with 4 groups.

The nut 21 with the outer wall threaded connection of inner tube 20, be equipped with outer flank 200 on the lower extreme lateral wall of inner tube 20 promptly, survey the wall in the nut 21 lower extreme and be the internal thread face 210 that can threaded connection with it, still be equipped with the toper chamber 211 with the contact of toper portion 201 on the inside wall of nut 21 upper end, the internal diameter of toper chamber 211 enlarges gradually from the upper end to the lower tip that meets with internal thread face 210, make the internal diameter extrusion shrink of toper portion 201 and press from both sides scope handle portion through revolving nut 21, realize the fixed to the first end of flexible sleeve 10, can prevent to drop from the scope.

Referring to fig. 3, the base 11 is connected to a set of platforms 22 through a connecting member 220, the lower end of the inner tube 20 is disposed on the platforms 22, and when the nut 21 is screwed downwards to the maximum extent, the lower end of the nut 21 abuts against the platforms 22, so as to prevent damage to the tapered portion 201 due to over-screwing.

In some preferred embodiments, the second end of the flexible sleeve 10 is further provided with a retainer 12 for fixing the end of the endoscope guiding tube, and the endoscope of the retainer 12 is matched with the diameter of the endoscope guiding tube; the retainer ring 12 is provided with a group of annular step surfaces 120, when the endoscope guide tube is arranged in the retainer ring 12 in a penetrating manner, the tail end of the endoscope guide tube is abutted against the step surfaces 120, the second end of the flexible sleeve 10 can be fixed through the retainer ring 12, and the lower end of the flexible sleeve 10 and the endoscope guide tube can be prevented from being dislocated.

The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a detachable scope auxiliary work device, is equipped with flexible sleeve pipe (10) of working channel (101) in including, flexible sleeve pipe (10) are fixed in on the scope pipe outer wall through a plurality of bandages (103), its characterized in that:

the flexible sleeve (10) is provided with a locking mechanism (2) used for clamping a handle part of an endoscope, the locking mechanism (2) comprises an inner tube (20) and a nut (21), and a locking cavity (23) used for penetrating and sleeving the handle part of the endoscope is arranged in the inner tube (20); the inner pipe (20) is provided with a conical part (201) with a conical outer wall profile, and the side wall of the conical part (201) is provided with a contraction joint (201a) extending along the axial direction of the inner pipe (20), so that the inner diameter of the conical part (201) is variable; the screw cap (21) is in threaded connection with the outer wall of the inner pipe (20);

the inner wall of the nut (21) is also provided with a conical cavity (211) which is in contact with the conical part (201) so as to enable the inner diameter of the conical part (201) to be squeezed and contracted and clamp the handle part of the endoscope by screwing the nut (21).

2. A detachable working aid for an endoscope according to claim 1, characterized in that: locking mechanical system (2) set up in the first end of flexible sleeve pipe (10), the first end of flexible sleeve pipe (10) still is equipped with base (11), be equipped with in base (11) and be used for wearing to establish scope passageway (110) of scope pipe, the internal diameter of scope passageway (110) with the pipe diameter phase-match of scope pipe.

3. A detachable working aid for an endoscope according to claim 2, characterized in that: the working channel (101) extends to the base (11), and a group of extension pipes (13) can be arranged in the working channel (101) on the base (11) in a plugging manner.

4. A detachable working aid for an endoscope according to claim 2 or 3, characterized in that: base (11) are connected with a set of platform (22) through the connecting piece, the lower extreme of inner tube (20) set up in on platform (22), work as nut (21) is twisted to the furthest down when, the lower tip butt of nut (21) in on platform (22).

5. A detachable working aid for an endoscope according to claim 1, characterized in that: the cross section profile of any surface of the flexible sleeve (10) perpendicular to the length direction of the working channel (101) is crescent, and the inner side surface of the crescent cross section of the flexible sleeve (10) is an arc surface (100) matched with the radian of the outer wall of the endoscope conduit.

6. A detachable working aid for an endoscope according to claim 5, characterized in that: two groups of limiting ribs (102) penetrate through the wall of the flexible sleeve (10), and two ends of each group of binding bands (103) respectively penetrate through a group of notches (102a) formed in the arc-shaped surface (100) to be connected with a group of limiting ribs (102) in the wall of the flexible sleeve (10).

7. A detachable working aid for an endoscope according to claim 2, characterized in that: the second end of the flexible sleeve (10) is also provided with a retainer ring (12) for fixing the tail end of the endoscope guide pipe, and the diameter of an endoscope of the retainer ring (12) is matched with that of the endoscope guide pipe; the inner catheter is characterized in that a group of annular step surfaces (120) are arranged on the retainer ring (12), and when the inner catheter penetrates through the retainer ring (12), the tail end of the inner catheter abuts against the step surfaces (120).