CN116369820A - Auxiliary structure for hemostasis and anti-reflux of endoscope - Google Patents

Auxiliary structure for hemostasis and anti-reflux of endoscope Download PDF

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Publication number
CN116369820A
CN116369820A CN202310300013.XA CN202310300013A CN116369820A CN 116369820 A CN116369820 A CN 116369820A CN 202310300013 A CN202310300013 A CN 202310300013A CN 116369820 A CN116369820 A CN 116369820A
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CN
China
Prior art keywords
transparent cap
tube
endoscope
balloon
positioning
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Pending
Application number
CN202310300013.XA
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Chinese (zh)
Inventor
何欢
蒋娟
胡姣姣
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Chongqing University Cancer Hospital
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Chongqing University Cancer Hospital
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Priority to CN202310300013.XA priority Critical patent/CN116369820A/en
Publication of CN116369820A publication Critical patent/CN116369820A/en
Pending legal-status Critical Current

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    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
    • A61B1/00147—Holding or positioning arrangements
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
    • A61B1/00064—Constructional details of the endoscope body
    • A61B1/00071—Insertion part of the endoscope body
    • A61B1/0008—Insertion part of the endoscope body characterised by distal tip features
    • A61B1/00082—Balloons
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
    • A61B1/32—Devices for opening or enlarging the visual field, e.g. of a tube of the body
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/02—Surgical instruments, devices or methods, e.g. tourniquets for holding wounds open; Tractors
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/12—Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels, umbilical cord
    • A61B17/12022—Occluding by internal devices, e.g. balloons or releasable wires
    • A61B17/12131—Occluding by internal devices, e.g. balloons or releasable wires characterised by the type of occluding device
    • A61B17/12136—Balloons
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
    • Y02A50/30—Against vector-borne diseases, e.g. mosquito-borne, fly-borne, tick-borne or waterborne diseases whose impact is exacerbated by climate change

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  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Surgery (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Animal Behavior & Ethology (AREA)
  • Molecular Biology (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Biophysics (AREA)
  • Radiology & Medical Imaging (AREA)
  • Physics & Mathematics (AREA)
  • Pathology (AREA)
  • Optics & Photonics (AREA)
  • Reproductive Health (AREA)
  • Vascular Medicine (AREA)
  • Endoscopes (AREA)

Abstract

The patent application discloses an endoscope hemostasis anti-reflux auxiliary structure, which comprises an endoscope tube, a suction tube and a transparent cap, wherein the transparent cap comprises a bottom wall and a side wall, the front ends of the endoscope tube and the suction tube are respectively penetrated and fixed on the bottom wall of the transparent cap, and a first balloon for expanding the side wall of the transparent cap is arranged at the part of the suction tube positioned in the transparent cap; one side of the first saccule is provided with a first positioning structure, and the endoscope tube is positioned in the first positioning structure. The invention has the following advantages: 1. the first saccule is inflated to be adhered to the inner wall of the transparent cap, and the transparent cap is supported to be large, so that the outer wall of the transparent cap is adhered to the tissue of a patient, and the blood is prevented from flowing back from the gap; 2. when the endoscope is used, the endoscope tube is clamped in the first positioning structure, so that the problem of loosening of the endoscope tube is effectively solved, and the imaging stability of the endoscope tube is improved; 3. the size of the opening tissue of the transparent cap can be adjusted by adjusting the inflation amount of the first saccule, so that the requirements of different observation fields are met.

Description

Auxiliary structure for hemostasis and anti-reflux of endoscope
Technical Field
The invention relates to the field of instruments for visually or photographing the inside of a human body, in particular to an endoscopic hemostatic and anti-reflux auxiliary structure.
Background
Medical endoscopes are abbreviated as endoscopes, and include a plurality of types of gastroscopes, enteroscopes, and cystoscopes. When the patient is treated, the endoscope can extend into the patient from the oral cavity, anus or tiny wound of the patient, and the operations such as photographing and observing or drug administration are performed on the focus of the patient. The part of the endoscope such as a gastroscope comprises an endoscope tube, an aspiration tube and a transparent cap, wherein the endoscope tube and the aspiration tube are generally arranged in a split mode, the transparent cap is arranged at the front end of the endoscope tube, the front end of the endoscope tube is penetrated through and fixed on the bottom wall of the transparent cap, the aspiration tube is used for sucking blood and the like at a focus of a patient cleanly, the focus is exposed, the observation and the photographing are convenient, the transparent cap is used for expanding tissues, and the observation field of view of the endoscope tube is enlarged.
The existing endoscope has the following defects: 1. when the blood is sucked through the suction tube, the blood can flow back through the gap between the endoscope tube and the bottom wall and the gap between the transparent cap and the tissue, so that adverse effects, such as gastric mucosa damage caused by the backflow of the content in the duodenum to the stomach, are caused; 2. on the other hand, when in use, the part of the endoscope tube in the transparent cap is easy to loosen, and the imaging stability of the endoscope tube is affected; 3. the size of the transparent cap cannot be adjusted correspondingly according to different requirements of observation, such as when the observation field of view needs to be further enlarged.
Disclosure of Invention
In order to overcome the defects that blood is easy to flow back, an endoscope tube is easy to loosen and a transparent cap cannot be adjusted in the prior art, the invention aims to provide the hemostasis anti-backflow auxiliary structure with the endoscope, which can adjust the size of the transparent cap and prevent blood from flowing back and has a positioning function on the endoscope tube.
The technical scheme adopted by the invention is as follows: an auxiliary structure for hemostasis and anti-reflux of an endoscope comprises an endoscope tube, a suction tube and a transparent cap, wherein the transparent cap comprises a bottom wall and a side wall,
the front ends of the endoscope tube and the suction tube are respectively penetrated and fixed on the bottom wall of the transparent cap, the side wall of the transparent cap is elastic, and the part of the suction tube positioned in the transparent cap is provided with a first saccule for expanding the side wall of the transparent cap;
one side of the first balloon is provided with a first positioning structure, and the endoscope tube is positioned in the first positioning structure.
Compared with the prior art, the invention has the beneficial effects that: 1. the first balloon is inflated and then is attached to the inner wall of the transparent cap, so that blood entering the transparent cap from a gap of the bottom wall can be prevented from continuously flowing back, and then the first balloon is further inflated to expand the transparent cap, so that the outer wall of the transparent cap is attached to tissues of a patient, the blood is prevented from flowing back from the gap between the transparent cap and the tissues, and the problem of blood flowing back is solved; 2. when the endoscope is used, the endoscope tube is clamped in the first positioning structure, so that the problem of loosening of the endoscope tube is effectively solved, and the imaging stability of the endoscope tube is improved; 3. the size of the transparent cap can be correspondingly adjusted by adjusting the inflation amount of the first saccule, so that the size of the opening tissue of the transparent cap is adjusted, and the requirements of different observation fields are met.
As a preferred embodiment of the invention, the first positioning structure is a first U-shaped groove, and the endoscope tube is positioned in the first U-shaped groove before and after the first balloon is inflated.
The beneficial effects are that: in this scheme, when first sacculus inflation, the expansion takes place for the first U type groove tip that is located the scope pipe both sides, and first U type groove can further increase the space that occupies in transparent cap after first sacculus inflation on the basis of guaranteeing scope pipe stability.
As a preferred embodiment of the present invention, the first positioning structure is a first positioning through hole, the endoscope tube passes through the first positioning through hole, and the cross-sectional shape of the first balloon corresponds to the cross-sectional shape of the transparent cap.
The beneficial effects are that: in this scheme, first sacculus wraps up scope pipe and suction tube respectively, and first sacculus evenly expands all around when inflating to evenly strut transparent cap, thereby make transparent cap also evenly strut the tissue, under the same circumstances of gas volume in first sacculus, this structure makes scope pipe can more complete observation focus.
As a preferable embodiment of the invention, the rear end of the suction tube is provided with a second balloon, and the second balloon is attached to the esophagus wall of the patient after being inflated.
The beneficial effects are that: in this scheme, the second sacculus sets up in the suction tube rear end, is located esophagus upper portion during the use, and the second sacculus is laminated with the esophagus wall after the inflation, prevents that blood and gastric juice etc. of esophagus lower part from flowing back to the throat and causing patient's cough, has improved the security of taking a picture and observing or dosing.
In a preferred embodiment of the present invention, a second positioning through hole is formed in one side of the second balloon, the rear end of the endoscope tube is located in the second positioning through hole, and the cross section of the second balloon is circular.
The beneficial effects are that: in this scheme, circular shape second sacculus inflation back can be more even laminate with the esophagus wall, prevent that blood from flowing back the effect better.
In a preferred embodiment of the present invention, the first balloon is communicated with a first air tube, a mounting groove is formed on the surface of the suction tube, and the first air tube is mounted in the mounting groove.
The beneficial effects are that: in this scheme, aerify to first sacculus through first trachea, and first trachea installs in the mounting groove, along with suction tube synchronous motion, can reduce the space that first trachea occupy in the patient.
As a preferred embodiment of the invention, the second balloon is communicated with a second air pipe, the first air pipe and the second air pipe are both communicated with a main air pipe, and the first air pipe and the second air pipe are both provided with one-way valves.
The beneficial effects are that: in this scheme, the second sacculus passes through second trachea and first trachea intercommunication, has simplified the inflation structure of second sacculus, has reduced manufacturing cost and the whole occupation to the internal space of patient of scope, can adjust the volume of inflating of first sacculus and second sacculus respectively through two check valves.
Drawings
FIG. 1 is a schematic view showing the overall structure of an embodiment 1 of an endoscopic hemostatic and anti-reflux auxiliary structure of the present invention;
FIG. 2 is a schematic view showing the structure of the auxiliary structure for hemostasis and anti-reflux of the endoscope in example 1 when the first balloon is inflated;
FIG. 3 is a cross-sectional view taken along line A-A of FIG. 2;
FIG. 4 is a schematic structural view of example 2 of the endoscopic hemostatic and anti-reflux auxiliary structure of the present invention;
fig. 5 is a cross-sectional view taken along line B-B of fig. 4.
Detailed Description
Exemplary embodiments that embody features and advantages of the present invention will be set forth in detail in the following description. It will be understood that the invention is capable of various modifications in various embodiments, all without departing from the scope of the invention, and that the description and illustrations herein are intended to be by way of illustration only and not to be construed as limiting the invention.
In the description of the present application, the azimuth or positional relationship indicated by the terms "first", "second", "end", etc., are based on the azimuth or positional relationship shown in the drawings, and are merely for convenience of description of the present application and to simplify the description, rather than to indicate or imply that the structure referred to must have a specific azimuth, be configured and operated in a specific azimuth, and thus should not be construed as limiting the present application.
Reference numerals in the drawings of the specification include: suction tube 1, first balloon 101, first U-shaped groove 1011, first gas tube 1012, first positioning through hole 1013, second balloon 102, endoscope tube 2, transparent cap 3, bottom wall 301.
Example 1
The examples are substantially as shown in figures 1, 2 and 3: an endoscope hemostasis anti-reflux auxiliary structure comprises an endoscope tube 2, an aspiration tube 1 and a transparent cap 3, wherein the transparent cap 3 comprises a bottom wall 301 and a side wall, the bottom wall 301 is positioned at the front end of the transparent cap 3, and the side wall has elasticity. The front ends of the endoscope tube 2 and the suction tube 1 are respectively penetrated and fixed on the bottom wall 301 of the transparent cap 3, the part of the suction tube 1 positioned in the transparent cap 3 is provided with a first balloon 101 for expanding the side wall of the transparent cap 3, one side of the first balloon 101 close to the endoscope tube 2 is provided with a first positioning structure, in the embodiment, the first positioning structure is a first U-shaped groove 1011, and the endoscope tube 2 is positioned in the first U-shaped groove 1011 before and after the expansion of the first balloon 101; on the other hand, the second balloon 102 is arranged at the rear end of the suction tube 1, the second balloon 102 is attached to the esophageal wall of the patient after being inflated, in this embodiment, a second positioning through hole is arranged at one side, close to the endoscope tube 2, of the second balloon 102, the rear end of the endoscope tube 2 is located in the second positioning through hole, the section shape of the second balloon 102 is circular, in other embodiments, the second balloon 102 can replace the second positioning through hole with a second U-shaped groove, and the functions of positioning the endoscope tube 2 and improving the attaching degree of the second balloon 102 and the esophageal wall can be achieved.
The first balloon 101 is communicated with a first air tube 1012, the suction tube 1 is provided with a mounting groove, the mounting groove is positioned on the surface of the suction tube 1, the section of the mounting groove is semicircular matched with the first air tube 1012, the first air tube 1012 is clamped in the mounting groove, the second balloon 102 is communicated with a second air tube, the first air tube 1012 and the second air tube are communicated with a main air tube, and one-way valves are arranged on the first air tube and the second air tube. In this embodiment, the first air tube 1012 is wrapped in the second balloon 102 together with the suction tube 1, and in other embodiments, the first air tube 1012 may be disposed inside the suction tube 1.
Detailed description of the preferred embodiments
When the auxiliary structure for hemostasis and anti-reflux of an endoscope is used, an operator stretches the endoscope into a patient when the first balloon 101 and the second balloon 102 are not inflated, and observes the endoscope in real time through the endoscope tube 2 until the front ends of the endoscope tube 2 and the suction tube 1 reach a focus of the patient, then the first balloon 101 is inflated through the first air tube 1012 to enable the first balloon 101 to be attached to the inner wall of the transparent cap 3, and then the first balloon 101 supports the transparent cap 3 to enable the outer wall of the transparent cap 3 to be attached to tissues; on the other hand, the second balloon 102 is inflated through the second air tube, so that the second balloon 102 is attached to the esophageal wall, and at this time, the first balloon 101 and the second balloon 102 function to prevent backflow at two positions, respectively. In addition, the transparent cap 3 can expand the observation field of the endoscope tube 2 by expanding the tissue, and the size of the tissue expanded by the transparent cap 3 can be adjusted to be suitable for observation by adjusting the inflation amount of the first balloon 101.
Example 2
As shown in fig. 4 and 5, this embodiment is different from embodiment 1 in that: the first positioning structure is a first positioning through hole 1013, the endoscope tube 2 passes through the first positioning through hole 1013, and the cross section shape of the first balloon 101 corresponds to the cross section shape of the transparent cap 3.
The above embodiments are only preferred embodiments of the present invention, and the scope of the present invention is not limited thereto, but any insubstantial changes and substitutions made by those skilled in the art on the basis of the present invention are intended to be within the scope of the present invention as claimed.

Claims (7)

1. The utility model provides an endoscope hemostasis anti-reflux auxiliary structure, includes endoscope pipe, suction tube and transparent cap, transparent cap includes diapire and lateral wall, its characterized in that:
the front ends of the endoscope tube and the suction tube are respectively penetrated and fixed on the bottom wall of the transparent cap, the side wall of the transparent cap is elastic, and the part of the suction tube positioned in the transparent cap is provided with a first saccule for expanding the side wall of the transparent cap;
one side of the first balloon is provided with a first positioning structure, and the endoscope tube is positioned in the first positioning structure.
2. An endoscopic hemostatic and anti-reflux auxiliary structure according to claim 1, wherein: the first positioning structure is a first U-shaped groove, and the endoscope tube is positioned in the first U-shaped groove before and after the first balloon is inflated.
3. An endoscopic hemostatic and anti-reflux auxiliary structure according to claim 1, wherein: the first positioning structure is a first positioning through hole, the endoscope tube passes through the first positioning through hole, and the cross section shape of the first balloon corresponds to the cross section shape of the transparent cap.
4. An endoscopic hemostatic and anti-reflux auxiliary structure according to claim 1, wherein: the rear end of the suction tube is provided with a second saccule which is attached to the esophagus wall of the patient after being inflated.
5. An endoscopic hemostatic and anti-reflux auxiliary structure according to claim 4, wherein: one side of the second balloon is provided with a second positioning through hole, the rear end of the endoscope tube is positioned in the second positioning through hole, and the section shape of the second balloon is round.
6. An endoscopic hemostatic and anti-reflux auxiliary structure according to claim 4, wherein: the first balloon is communicated with a first air tube, an installation groove is formed in the surface of the suction tube, and the first air tube is installed in the installation groove.
7. An endoscopic hemostatic and anti-reflux auxiliary structure according to claim 6, wherein: the second sacculus intercommunication has the second trachea, first trachea and second trachea all communicate with a main trachea, all are equipped with the check valve on first trachea and second trachea.
CN202310300013.XA 2023-03-26 2023-03-26 Auxiliary structure for hemostasis and anti-reflux of endoscope Pending CN116369820A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202310300013.XA CN116369820A (en) 2023-03-26 2023-03-26 Auxiliary structure for hemostasis and anti-reflux of endoscope

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202310300013.XA CN116369820A (en) 2023-03-26 2023-03-26 Auxiliary structure for hemostasis and anti-reflux of endoscope

Publications (1)

Publication Number Publication Date
CN116369820A true CN116369820A (en) 2023-07-04

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Family Applications (1)

Application Number Title Priority Date Filing Date
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Country Status (1)

Country Link
CN (1) CN116369820A (en)

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