CN215348853U

CN215348853U - Negative pressure suck-back prevention device for gastroscope

Info

Publication number: CN215348853U
Application number: CN202120299211.5U
Authority: CN
Inventors: 韩娟
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-02-02
Filing date: 2021-02-02
Publication date: 2021-12-31
Anticipated expiration: 2031-02-02

Abstract

The utility model discloses a negative pressure suck-back prevention device for a gastroscope, which relates to the field of gastroscope use and comprises an insertion tube, wherein an attachment sleeve is movably connected to the outer side of the insertion tube, an anti-suck-back sac is arranged on the outer side of the attachment sleeve, one end of the attachment sleeve is fixedly connected with one end of a first air tube, a fixing sleeve is arranged on the outer side of the first air tube, the other end of the first air tube is fixedly connected with an air valve, and an air inlet tube is arranged on one side of the air valve. The utility model can prevent the gastroscope from loosening by using the anti-suck-back air bag and the attachment sleeve, can prevent external foreign matters from being sucked into the intestines and stomach due to the change of the air pressure of the intestines and stomach in the moving process of the gastroscope by using the anti-suck-back air bag after being inflated and expanded, and can quickly control the effective length of the trachea I and the position of the anti-suck-back air bag by using the pressing knob and the upper splint.

Description

Negative pressure suck-back prevention device for gastroscope

Technical Field

The utility model relates to the field of gastroscopy, in particular to a device for preventing negative pressure suck-back for a gastroscopy.

Background

When carrying out the treatment under various endoscopes, often insert treatment apparatus by the scope lumen, when examining some stomach illness patients, use gastroscope as inspection tool usually, doctors can find pathological change through the endoscope through stretching into the patient with thin and soft fibre endoscope internal, judge the pathological change nature, can also get the fritter sample at the pathological change position and do pathological examination, have fine inspection and treatment. In the current gastroscopy, a patient bites the gastroscopy easily because of difficulty, certain damage is caused to hospitals and patients, the gastroscopy is a long and thin tube which utilizes black plastic with the diameter of about one centimeter to wrap light guide fiber, the mucous membrane states of esophagus, stomach, duodenal bulbar part and even descending part can be observed sequentially and clearly through the gastroscopy, the process of pathology and cytology examination of living bodies can be called the gastroscopy, and the gastroscopy diagnosis is reliable and high in safety.

The gastroscope front end is gone into can become the point stiffening for a long time, very easily damages human inside internal organs, causes extra harm, and the gastroscope belongs to invasive treatment, for reducing the uncomfortable sense that brings for the patient, often carries out the gastroscope inspection to the patient under the anesthesia state, and nevertheless patient breathing under the anesthesia state is weak, and the gastroscope is very easily leaded to the stomach to produce the negative pressure if taking place to slide, produces the suck-back and leads to the foreign matter to be inhaled the stomach, and then causes the injury to the stomach.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a device for preventing negative pressure suck back for a gastroscope, which solves the problems in the prior art.

In order to solve the technical problems, the utility model provides the following technical scheme: a negative pressure suck-back prevention device for a gastroscope comprises an insertion tube, wherein an attachment sleeve is movably connected to the outer side of the insertion tube, a suck-back prevention air bag is arranged on the outer side of the attachment sleeve, one end of the attachment sleeve is fixedly connected with one end of a first air tube, a fixing sleeve is arranged on the outer side of the first air tube, an air valve is fixedly connected to the other end of the first air tube, an air inlet pipe is arranged on one side of the air valve, the bottom end of the air valve is fixedly connected with the top end of an operating plate, a control block is arranged at the top of one end of the operating plate, a clamping groove is formed in the control block, a compression spring is arranged on the inner wall of the clamping groove, a lower clamp plate is arranged at the top end of the compression spring, a compression knob is connected to the top of the control block through threads, an upper clamp plate is arranged at the bottom end of the insertion tube, a bottom sleeve and a protection air bag are arranged on the outer side of one end of the gastroscope probe, and a second air pipe is arranged on the inner side of the bottom sleeve.

Furthermore, the outer side of the insertion tube is movably connected with the inner side of the fixing sleeve, one end of the insertion tube is fixedly connected with one end of the operating plate, and the fixing sleeve is used for fixing the position of the first air pipe.

Furthermore, the inner side of the anti-reverse air suction bag is movably connected with the outer side of the insertion tube, one end of the anti-reverse air suction bag is fixedly connected with one end of the first air tube, and the anti-reverse air suction bag can plug partial channels to prevent negative pressure from being generated to cause reverse suction when in use.

Furthermore, the outer side of the first air pipe is movably connected with the inner side of the control block, the outer side of the first air pipe is movably connected with the bottom end of the upper clamping plate and the top end of the lower clamping plate, and the control block is used for controlling the effective length of the first air pipe.

Further, the bottom of punch holder and the top of lower plate are provided with the friction sponge, the outside of friction sponge and the outside swing joint of trachea one, punch holder and lower plate are used for fixed trachea relative length and position.

Furthermore, the one end of end cover and the outside fixed connection of protection gasbag, end cover is used for connecting trachea two and protection gasbag, the protection gasbag prevents that the stomach is amazing to the gastroscope probe, reduces the injury to the stomach.

Furthermore, the second air pipe is arranged on the inner sides of the bottom sleeve and the insertion pipe, one end of the second air pipe is fixedly connected with one side of the air valve, and the second air pipe is used for providing air.

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

1. the utility model can prevent the gastroscope from loosening by using the anti-suck-back air bag and the attachment sleeve, can prevent external foreign matters from being sucked into the intestines and stomach due to the change of the air pressure of the intestines and stomach in the moving process of the gastroscope by using the anti-suck-back air bag after being inflated and expanded, and can quickly control the effective length of the trachea I and the position of the anti-suck-back air bag by using the pressing knob and the upper splint.

2. According to the utility model, the head end of the gastroscope probe is wrapped by the bottom sleeve and the protective air bag, so that the head end of the gastroscope probe is prevented from stimulating intestines and stomach, the damage to the intestines and stomach is reduced, and the states of the anti-backflow air bag and the protective air bag are rapidly controlled by using the air valve.

Drawings

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

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

FIG. 2 is an enlarged partial view of portion A of FIG. 1 according to the present invention;

fig. 3 is a partially enlarged structural view of a portion B of fig. 1 according to the present invention.

In the figure: 1. an insertion tube; 2. an anti-backflow air suction bag; 3. attaching a sleeve; 4. a first trachea; 5. fixing a sleeve; 6. an operation panel; 7. an air valve; 8. an air inlet pipe; 9. a gastroscopic probe; 10. a protective airbag; 11. a control block; 12. a clamping groove; 13. an upper splint; 14. a lower splint; 15. a compression spring; 16. a bottom cover; 17. a second trachea; 18. and pressing the knob.

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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

A negative pressure suck-back preventing apparatus for a gastroscope, as shown in fig. 1-2, comprises an insertion tube 1, the outer side of the insertion tube 1 is movably connected with an attachment sleeve 3, the outer side of the attachment sleeve 3 is provided with an anti-suck-back air bag 2, one end of the attachment sleeve 3 is fixedly connected with one end of the air pipe I4, the outer side of the air pipe I4 is provided with a fixed sleeve 5, an air inlet pipe 8 is arranged at one side of the air valve 7, the bottom end of the air valve 7 is fixedly connected with the top end of the operating plate 6, a control block 11 is arranged at the top of one end of the operating plate 6, a clamping groove 12 is arranged inside the control block 11, a compression spring 15 is arranged on the inner wall of the clamp groove 12, a lower clamp plate 14 is arranged at the top end of the compression spring 15, the top of the control block 11 is in threaded connection with a compression knob 18, the bottom end of the compression knob 18 is provided with an upper clamping plate 13, and the bottom end of the insertion tube 1 is provided with a gastroscope probe 9.

In a preferred embodiment, the outer side of the insertion tube 1 is movably connected with the inner side of the fixing sleeve 5, one end of the insertion tube 1 is fixedly connected with one end of the operating plate 6, and the fixing sleeve 5 is used for fixing the position of the air tube I4.

In a preferred embodiment, the inner side of the anti-suck-back air bag 2 is movably connected with the outer side of the insertion tube 1, one end of the anti-suck-back air bag 2 is fixedly connected with one end of the first air tube 4, and the anti-suck-back air bag 2 can block part of the channel to prevent negative pressure from generating suck-back when in use.

In a preferred embodiment, the outer side of the air pipe-4 is movably connected with the inner side of the control block 11, the outer side of the air pipe-4 is movably connected with the bottom end of the upper splint 13 and the top end of the lower splint 14, and the control block 11 is used for controlling the effective length of the air pipe-4.

In a preferred embodiment, the bottom end of the upper splint 13 and the top end of the lower splint 14 are provided with friction sponges, the outer sides of the friction sponges are movably connected with the outer side of the trachea I4, and the upper splint 13 and the lower splint 14 are used for fixing the relative length and position of the trachea I4.

The specific implementation mode is as follows: after the gastroscope reachs general position, prevent the state of suck-back gasbag 2 through pneumatic valve 7 quick control, make prevent suck-back gasbag 2 and aerify, through preventing suck-back gasbag 2 and the use of attaching to cover 3, make the gastroscope can simply be fixed in certain position in intestines and stomach after aerifing the inflation through preventing suck-back gasbag 2, prevent that the gastroscope is not hard up, and aerify prevent suck-back gasbag 2 after the inflation and can prevent that the gastroscope from in activity in-process intestines and stomach atmospheric pressure change leads to external foreign matter in the suck-back intestines and stomach, through the use that compresses tightly knob 18 and punch holder 13, can the effective length of a quick control trachea 4 with prevent the position of suck-back gasbag 2.

The device for preventing negative pressure suck back for the gastroscope as shown in fig. 1 and 3 further comprises a gastroscope probe 9, a bottom sleeve 16 and a protective air bag 10 are arranged on the outer side of one end of the gastroscope probe 9, a second trachea 17 is arranged on the inner side of the bottom sleeve 16, and an air valve 7 is fixedly connected to the other end of the first trachea 4.

In a preferred embodiment, one end of the bottom sleeve 16 is fixedly connected with the outer side of the protective air bag 10, the bottom sleeve 16 is used for connecting the second trachea 17 and the protective air bag 10, and the protective air bag 10 prevents the gastroscope probe 9 from stimulating the intestines and stomach and reduces the damage to the intestines and stomach.

In a preferred embodiment, the second air pipe 17 is arranged inside the bottom sleeve 16 and the insertion pipe 1, one end of the second air pipe 17 is fixedly connected with one side of the air valve 7, and the second air pipe 17 is used for providing air.

The specific implementation mode is as follows: when the gastroscope got into the stomach, through the use of pneumatic valve 7, quick control prevented suck-back gasbag 2 and protection gasbag 10's state, made the end cover 16 of gas filled state and protection gasbag 10's use through pneumatic valve 7, wrapped up the head end of gastroscope probe 9, prevented the head end stimulation stomach of gastroscope probe 9, reduced the injury to the stomach.

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.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. 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. A device for preventing negative pressure suck-back for gastroscopy comprises an insertion tube (1), and is characterized in that: the outer side of the insertion tube (1) is movably connected with an attachment sleeve (3), the outer side of the attachment sleeve (3) is provided with a reverse air suction prevention bag (2), one end of the attachment sleeve (3) is fixedly connected with one end of a first air tube (4), the outer side of the first air tube (4) is provided with a fixing sleeve (5), the other end of the first air tube (4) is fixedly connected with an air valve (7), one side of the air valve (7) is provided with an air inlet tube (8), the bottom end of the air valve (7) is fixedly connected with the top end of an operating plate (6), the top of one end of the operating plate (6) is provided with a control block (11), a clamping groove (12) is formed in the control block (11), a compression spring (15) is arranged on the inner wall of the clamping groove (12), a lower clamping plate (14) is arranged at the top end of the compression spring (15), and a compression knob (18) is in threaded connection with the top of the control block (11), the bottom that compresses tightly knob (18) is provided with punch holder (13), the bottom of intubate (1) is provided with gastroscope probe (9), the outside of gastroscope probe (9) one end is provided with end cover (16) and protection gasbag (10), the inboard of end cover (16) is provided with trachea two (17).

2. The apparatus for preventing suck-back of negative pressure for gastroscopy according to claim 1, characterized in that: the outer side of the insertion pipe (1) is movably connected with the inner side of the fixed sleeve (5), and one end of the insertion pipe (1) is fixedly connected with one end of the operating plate (6).

3. The apparatus for preventing suck-back of negative pressure for gastroscopy according to claim 1, characterized in that: the inner side of the anti-reverse air suction bag (2) is movably connected with the outer side of the insertion tube (1), and one end of the anti-reverse air suction bag (2) is fixedly connected with one end of the first air tube (4).

4. The apparatus for preventing suck-back of negative pressure for gastroscopy according to claim 1, characterized in that: the outer side of the first air pipe (4) is movably connected with the inner side of the control block (11), and the outer side of the first air pipe (4) is movably connected with the bottom end of the upper clamping plate (13) and the top end of the lower clamping plate (14).

5. The apparatus for preventing suck-back of negative pressure for gastroscopy according to claim 1, characterized in that: the bottom of the upper clamping plate (13) and the top of the lower clamping plate (14) are provided with friction sponges, and the outer sides of the friction sponges are movably connected with the outer sides of the first air pipes (4).

6. The apparatus for preventing suck-back of negative pressure for gastroscopy according to claim 1, characterized in that: one end of the bottom sleeve (16) is fixedly connected with the outer side of the protective air bag (10).

7. The apparatus for preventing suck-back of negative pressure for gastroscopy according to claim 1, characterized in that: the second air pipe (17) is arranged on the inner sides of the bottom sleeve (16) and the insertion pipe (1), and one end of the second air pipe (17) is fixedly connected with one side of the air valve (7).