CN110960426A - Novel medical anti-reflux stomach tube - Google Patents

Novel medical anti-reflux stomach tube Download PDF

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Publication number
CN110960426A
CN110960426A CN201911313622.9A CN201911313622A CN110960426A CN 110960426 A CN110960426 A CN 110960426A CN 201911313622 A CN201911313622 A CN 201911313622A CN 110960426 A CN110960426 A CN 110960426A
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CN
China
Prior art keywords
stomach tube
radiography
nutrient solution
gasbag
main part
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201911313622.9A
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Chinese (zh)
Inventor
张雪锋
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Haiyan Peoples Hospital
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Haiyan Peoples Hospital
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Filing date
Publication date
Application filed by Haiyan Peoples Hospital filed Critical Haiyan Peoples Hospital
Priority to CN201911313622.9A priority Critical patent/CN110960426A/en
Publication of CN110960426A publication Critical patent/CN110960426A/en
Pending legal-status Critical Current

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    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61J—CONTAINERS SPECIALLY ADAPTED FOR MEDICAL OR PHARMACEUTICAL PURPOSES; DEVICES OR METHODS SPECIALLY ADAPTED FOR BRINGING PHARMACEUTICAL PRODUCTS INTO PARTICULAR PHYSICAL OR ADMINISTERING FORMS; DEVICES FOR ADMINISTERING FOOD OR MEDICINES ORALLY; BABY COMFORTERS; DEVICES FOR RECEIVING SPITTLE
    • A61J15/00—Feeding-tubes for therapeutic purposes
    • A61J15/0003—Nasal or oral feeding-tubes, e.g. tube entering body through nose or mouth
    • A61J15/0007—Nasal or oral feeding-tubes, e.g. tube entering body through nose or mouth inserted by using a guide-wire
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/22—Ergometry; Measuring muscular strength or the force of a muscular blow
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/42—Detecting, measuring or recording for evaluating the gastrointestinal, the endocrine or the exocrine systems
    • A61B5/4222—Evaluating particular parts, e.g. particular organs
    • A61B5/4233—Evaluating particular parts, e.g. particular organs oesophagus
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/42—Detecting, measuring or recording for evaluating the gastrointestinal, the endocrine or the exocrine systems
    • A61B5/4222—Evaluating particular parts, e.g. particular organs
    • A61B5/4238—Evaluating particular parts, e.g. particular organs stomach
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/68—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient
    • A61B5/6846—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be brought in contact with an internal body part, i.e. invasive
    • A61B5/6847—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be brought in contact with an internal body part, i.e. invasive mounted on an invasive device
    • A61B5/6852—Catheters
    • A61B5/6853—Catheters with a balloon
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/68—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient
    • A61B5/6846—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be brought in contact with an internal body part, i.e. invasive
    • A61B5/6867—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be brought in contact with an internal body part, i.e. invasive specially adapted to be attached or implanted in a specific body part
    • A61B5/687—Oesophagus
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/68—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient
    • A61B5/6846—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be brought in contact with an internal body part, i.e. invasive
    • A61B5/6867—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be brought in contact with an internal body part, i.e. invasive specially adapted to be attached or implanted in a specific body part
    • A61B5/6871—Stomach
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61J—CONTAINERS SPECIALLY ADAPTED FOR MEDICAL OR PHARMACEUTICAL PURPOSES; DEVICES OR METHODS SPECIALLY ADAPTED FOR BRINGING PHARMACEUTICAL PRODUCTS INTO PARTICULAR PHYSICAL OR ADMINISTERING FORMS; DEVICES FOR ADMINISTERING FOOD OR MEDICINES ORALLY; BABY COMFORTERS; DEVICES FOR RECEIVING SPITTLE
    • A61J15/00—Feeding-tubes for therapeutic purposes
    • A61J15/0026—Parts, details or accessories for feeding-tubes
    • A61J15/003—Means for fixing the tube inside the body, e.g. balloons, retaining means
    • A61J15/0034—Retainers adjacent to a body opening to prevent that the tube slips through, e.g. bolsters
    • A61J15/0038—Retainers adjacent to a body opening to prevent that the tube slips through, e.g. bolsters expandable, e.g. umbrella type
    • A61J15/0042—Retainers adjacent to a body opening to prevent that the tube slips through, e.g. bolsters expandable, e.g. umbrella type inflatable
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61J—CONTAINERS SPECIALLY ADAPTED FOR MEDICAL OR PHARMACEUTICAL PURPOSES; DEVICES OR METHODS SPECIALLY ADAPTED FOR BRINGING PHARMACEUTICAL PRODUCTS INTO PARTICULAR PHYSICAL OR ADMINISTERING FORMS; DEVICES FOR ADMINISTERING FOOD OR MEDICINES ORALLY; BABY COMFORTERS; DEVICES FOR RECEIVING SPITTLE
    • A61J15/00—Feeding-tubes for therapeutic purposes
    • A61J15/0026—Parts, details or accessories for feeding-tubes
    • A61J15/008—Sensor means, e.g. for sensing reflux, acidity or pressure
    • A61J15/0084—Sensor means, e.g. for sensing reflux, acidity or pressure for sensing parameters related to the patient
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M25/00—Catheters; Hollow probes
    • A61M25/10—Balloon catheters
    • A61M25/1011—Multiple balloon catheters
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61J—CONTAINERS SPECIALLY ADAPTED FOR MEDICAL OR PHARMACEUTICAL PURPOSES; DEVICES OR METHODS SPECIALLY ADAPTED FOR BRINGING PHARMACEUTICAL PRODUCTS INTO PARTICULAR PHYSICAL OR ADMINISTERING FORMS; DEVICES FOR ADMINISTERING FOOD OR MEDICINES ORALLY; BABY COMFORTERS; DEVICES FOR RECEIVING SPITTLE
    • A61J2200/00—General characteristics or adaptations
    • A61J2200/70—Device provided with specific sensor or indicating means
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M25/00—Catheters; Hollow probes
    • A61M2025/0001—Catheters; Hollow probes for pressure measurement
    • A61M2025/0002—Catheters; Hollow probes for pressure measurement with a pressure sensor at the distal end
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M25/00—Catheters; Hollow probes
    • A61M25/10—Balloon catheters
    • A61M2025/1043—Balloon catheters with special features or adapted for special applications
    • A61M2025/1079—Balloon catheters with special features or adapted for special applications having radio-opaque markers in the region of the balloon
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M2210/00—Anatomical parts of the body
    • A61M2210/10—Trunk
    • A61M2210/1042—Alimentary tract
    • A61M2210/1053—Stomach
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M2230/00—Measuring parameters of the user

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  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Veterinary Medicine (AREA)
  • Public Health (AREA)
  • General Health & Medical Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Biomedical Technology (AREA)
  • Engineering & Computer Science (AREA)
  • Biophysics (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Physics & Mathematics (AREA)
  • Pathology (AREA)
  • Pulmonology (AREA)
  • Endocrinology (AREA)
  • Gastroenterology & Hepatology (AREA)
  • Physiology (AREA)
  • Otolaryngology (AREA)
  • Child & Adolescent Psychology (AREA)
  • Anesthesiology (AREA)
  • Hematology (AREA)
  • Physical Education & Sports Medicine (AREA)
  • Media Introduction/Drainage Providing Device (AREA)

Abstract

The invention discloses a novel medical anti-reflux stomach tube, which comprises a stomach tube main body, an inner stomach tube, diaphragms, a hollow cavity, a nutrient solution channel, a nutrient solution outlet, an inflatable radiography tube and an radiography air bag, wherein the inner stomach tube is arranged in the stomach tube main body, a plurality of diaphragms are arranged between the inner stomach tube and the stomach tube main body, the hollow cavity is arranged between the diaphragms, the nutrient solution channel is arranged in the inner stomach tube, the nutrient solution outlet is arranged at the bottom of the nutrient solution channel, the nutrient solution outlet penetrates through the stomach tube main body, the inflatable radiography tube is also arranged in the inner stomach tube, and the radiography air bag is arranged at the bottom of the inflatable radiography tube. The care work of medical staff is facilitated.

Description

Novel medical anti-reflux stomach tube
[ technical field ] A method for producing a semiconductor device
The invention relates to the technical field of medical instruments, in particular to a novel medical anti-reflux stomach tube.
[ background of the invention ]
In the treatment process of clinical disease, severe patients often can't independently accomplish the feed process, need borrow medical staff and feed through the stomach tube to patient and eat, and current stomach tube does not possess the palirrhea function of patient's stomach liquid, so that severe patients appear the stomach juice easily and flow back to the lung when lying down and arouse the accident of suffocating, the insertion degree of difficulty of current stomach tube is great in addition, can't know the concrete position of stomach tube certainly, medical staff's the operation of feeding of being not convenient for, consequently, it is necessary to provide a novel medical anti-reflux stomach tube, solve above-mentioned technical problem.
[ summary of the invention ]
The invention aims to solve the problems in the prior art, and provides a novel medical anti-reflux stomach tube which is simple in structure, reasonable in design, convenient to use and insert, can effectively prevent liquid in the stomach from flowing backwards, can monitor the change of the internal pressure of the stomach and the pH value of the esophagus of a patient in real time, and is convenient for medical staff to take care of.
In order to achieve the purpose, the invention provides a novel medical anti-reflux stomach tube which comprises a stomach tube main body, an inner layer stomach tube, diaphragms, a hollow cavity, a nutrient solution channel, a nutrient solution outlet, an inflatable radiography tube and radiography air bags, wherein the inner layer stomach tube is arranged in the stomach tube main body, a plurality of diaphragms are arranged between the inner layer stomach tube and the stomach tube main body, the hollow cavity is arranged between every two diaphragms, the nutrient solution channel is arranged in the inner layer stomach tube, the nutrient solution outlet is formed in the bottom of the nutrient solution channel, the nutrient solution outlet penetrates through the stomach tube main body, and the radiography air bags are arranged at the bottom of the stomach tube main body.
Preferably, the stomach tube main part includes PH value detection device, pressure measurement gasbag, pressure sensor and radiography gasbag groove, be equipped with the pressure measurement gasbag on the lateral wall of stomach tube main part, pressure measurement gasbag top is equipped with PH value detection device, the inside pressure sensor that is equipped with of pressure measurement gasbag, the bottom of stomach tube main part is equipped with the radiography gasbag groove, the radiography gasbag is located radiography gasbag inslot portion.
Preferably, an inflation and deflation pipeline, a guide wire, a first sensing line, a second sensing line and an inflation radiography pipe are arranged in the hollow cavity, the inflation and deflation pipeline penetrates through the stomach tube main body and is matched with the pressure measuring air bag, the first sensing line and the second sensing line are respectively connected with the PH value detection device and the pressure sensor, and the bottom of the inflation radiography pipe is connected with the radiography air bag.
Preferably, the cross section of the diaphragm is a circular arc piece, and the diaphragm is uniformly distributed along the outer side wall of the inner layer gastric tube.
Preferably, the bottom of the guide wire is hemispherical, the guide wire is a nickel-titanium alloy product, and the length of the guide wire is larger than the cavity depth of the hollow cavity.
Preferably, the nutrient solution outlet is an elliptical hole, and the length of the hole of the nutrient solution outlet is larger than the diameter of the nutrient solution channel.
The invention has the beneficial effects that: the stomach tube has a simple structure and a reasonable design, and the pressure measuring air bag capable of being inflated and deflated is arranged outside the stomach tube main body, so that the pressure measuring air bag can be inflated when a patient feeds, the pressure measuring air bag is expanded to firmly fill the cardia of the stomach of the patient, and the gastric juice of the patient is effectively prevented from flowing back to the esophagus; by arranging the PH value detection device, the pressure sensor and the matched sensing line, the invention can monitor the air pressure in the stomach and the PH value in the esophagus of the patient in real time, and is beneficial to the work of medical staff; by arranging the balancing weight and the guide wire, the operation difficulty of inserting the artificial esophagus into the esophagus of a patient is greatly reduced; through the mode that sets up the radiography gasbag and aerify the radiography pipe for medical staff can learn the concrete position of stomach tube through aerifing the radiography technique, and medical staff's the operation of eating of feeding of being convenient for has also further reduced the operation of inserting of stomach tube.
The features and advantages of the present invention will be described in detail by embodiments in conjunction with the accompanying drawings.
[ description of the drawings ]
Fig. 1 is a schematic structural view of a novel medical anti-reflux gastric tube of the invention.
Fig. 2 is a cross section of a novel medical anti-reflux gastric tube of the present invention.
Fig. 3 is a schematic diagram of the practical use of the novel medical anti-reflux gastric tube of the invention.
In the figure: the gastric tube comprises a gastric tube main body 1, a pH value detection device 10, a pressure measuring air bag 11, a pressure sensor 12, a radiography air bag groove 13, an inner gastric tube 2, a diaphragm 3, a hollow cavity 4, an inflation and deflation pipeline 40, a guide wire 41, a first sensing line 42, a second sensing line 43, an inflation radiography tube 44, a nutrient solution channel 5, a nutrient solution outlet 6, a radiography air bag 7, a gastric cardia A and a stomach B.
[ detailed description ] embodiments
Referring to the attached drawings, the novel medical anti-reflux stomach tube comprises a stomach tube main body 1, an inner layer stomach tube 2, diaphragms 3, a hollow cavity 4, a nutrient solution channel 5, a nutrient solution outlet 6 and an angiography airbag 7, wherein the inner layer stomach tube 2 is arranged inside the stomach tube main body 1, a plurality of diaphragms 3 are arranged between the inner layer stomach tube 2 and the stomach tube main body 1, the hollow cavity 4 is arranged between each diaphragm 3, the nutrient solution channel 5 is arranged inside the inner layer stomach tube 2, the nutrient solution outlet 6 is arranged at the bottom of the nutrient solution channel 5, the nutrient solution outlet 6 penetrates through the stomach tube main body 1, and the angiography airbag 7 is arranged at the bottom of the stomach tube main body 1.
Wherein, stomach tube main part 1 includes pH value detection device 10, pressure measurement gasbag 11, pressure sensor 12 and radiography gasbag groove 13, be equipped with pressure measurement gasbag 11 on the lateral wall of stomach tube main part 1, 11 tops of pressure measurement gasbag are equipped with pH value detection device 10, 11 inside pressure sensor 12 that are equipped with of pressure measurement gasbag, the bottom of stomach tube main part 1 is equipped with radiography gasbag groove 13, radiography gasbag 8 is located radiography gasbag groove 13 inside.
The gastric tube pressure measuring device is characterized in that an inflation and deflation pipeline 40, a guide wire 41, a first sensing line 42, a second sensing line 43 and an inflation radiography tube 44 are arranged in the hollow cavity 4, the inflation and deflation pipeline 40 penetrates through the gastric tube main body 1 and is matched with the pressure measuring air bag 11, the first sensing line 42 and the second sensing line 43 are respectively connected with the pH value detection device 10 and the pressure sensor 12, and the bottom of the inflation radiography tube 44 is connected with the radiography air bag 7.
The cross section of the diaphragm 3 is an arc sheet, and the diaphragm 3 is uniformly distributed along the outer side wall of the inner layer stomach tube 2.
The bottom of the guide wire 41 is hemispherical, the guide wire 41 is a nickel-titanium alloy product, and the length of the guide wire 41 is greater than the cavity depth of the hollow cavity 4.
The nutrient solution outlet 6 is an elliptical hole, and the length of the hole of the nutrient solution outlet 6 is larger than the diameter of the nutrient solution channel 5.
The working process of the invention is as follows:
in the working process of the novel medical anti-reflux stomach tube, when a patient needs to be fed, the guide wire 41 can be inserted into the hollow cavity 4, the stomach tube main body 1 is inserted into the esophagus of the patient, then the mixture of contrast medium and air is filled into the radiography air bag 7 through the inflation radiography tube 7, the specific position of the bottom end of the stomach tube main body 1 in the esophagus of the patient is known by matching with external radiography equipment, after the lower end of the stomach tube main body 1 enters the stomach B, the pressure measurement air bag 11 is inflated through the inflation and deflation pipeline 40, the pressure measurement air bag 11 is expanded to firmly support the cardia A of the stomach of the patient, nutrient solution flows into the stomach B of the patient through the nutrient solution channel 5 and the nutrient solution outlet 6, and meanwhile, the detected information is transmitted to external treatment equipment through the first sensing wire 42 and the second sensing wire 43 by the pH value detection device 10 and the pressure sensor 12, the stomach B condition of the patient is output in real time, when the stomach tube is taken out, air in the pressure measuring air bag 11 is pumped out through the inflation and deflation pipeline 40, and finally the stomach tube is pumped out; by arranging the PH value detection device 10, the pressure sensor 12 and the matched sensing lines, the invention can monitor the air pressure in the stomach B and the PH value in the esophagus of the patient in real time, and is beneficial to the work of medical staff; by arranging the balancing weight 14 and the guide wire 41, the operation difficulty of inserting the artificial esophagus into the esophagus of a patient is greatly reduced; through the mode that sets up radiography gasbag 7 and aerify the radiography pipe 44 for medical staff can learn the specific position of stomach tube through aerifing the radiography technique, and medical staff's the operation of feeding of being convenient for has also further reduced the operation of inserting of stomach tube.
The above embodiments are illustrative of the present invention, and are not intended to limit the present invention, and any simple modifications of the present invention are within the scope of the present invention.

Claims (6)

1. A novel medical anti-reflux stomach tube is characterized in that: including stomach tube main part (1), inlayer stomach tube (2), diaphragm (3), cavity (4), nutrient solution passageway (5), nutrient solution export (6) and radiography gasbag (7), stomach tube main part (1) is inside to be equipped with inlayer stomach tube (2), be equipped with a plurality of diaphragms (3) between inlayer stomach tube (2) and stomach tube main part (1), be equipped with cavity (4) between each diaphragm (3), inlayer stomach tube (2) is inside to be equipped with nutrient solution passageway (5), nutrient solution passageway (5) bottom is equipped with nutrient solution export (6), stomach tube main part (1) is run through in nutrient solution export (6), the bottom of stomach tube main part (1) is equipped with radiography gasbag (7).
2. A novel medical anti-reflux gastric tube as claimed in claim 1, wherein: stomach tube main part (1) includes pH value detection device (10), pressure measurement gasbag (11), pressure sensor (12) and radiography gasbag groove (13), be equipped with pressure measurement gasbag (11) on the lateral wall of stomach tube main part (1), pressure measurement gasbag (11) top is equipped with pH value detection device (10), pressure measurement gasbag (11) inside is equipped with pressure sensor (12), the bottom of stomach tube main part (1) is equipped with radiography gasbag groove (13), radiography gasbag (7) are located radiography gasbag groove (13) inside.
3. A novel medical anti-reflux gastric tube as claimed in claim 1 or 2, wherein: be equipped with in cavity (4) and fill gassing pipeline (40), seal wire (41), first sensing line (42), second sensing line (43) and aerify radiography pipe (44), fill gassing pipeline (40) and pass stomach tube main part (1) and mutually support with pressure measurement gasbag (11), first sensing line (42) and second sensing line (43) respectively with PH value detection device (10) and pressure sensor (12) interconnect, the bottom of aerifing radiography pipe (44) links to each other with radiography gasbag (7).
4. A novel medical anti-reflux gastric tube as claimed in claim 1, wherein: the cross section of the diaphragm (3) is an arc sheet, and the diaphragm (3) is uniformly distributed along the outer side wall of the inner layer stomach tube (2).
5. A novel medical anti-reflux gastric tube as claimed in claim 3, wherein: the bottom of the guide wire (41) is hemispherical, the guide wire (41) is a nickel-titanium alloy product, and the length of the guide wire (41) is larger than the cavity depth of the hollow cavity (4).
6. A novel medical anti-reflux gastric tube as claimed in claim 1, wherein: the nutrient solution outlet (6) is an oval hole, and the length of the hole of the nutrient solution outlet (6) is larger than the diameter of the nutrient solution channel (5).
CN201911313622.9A 2019-12-19 2019-12-19 Novel medical anti-reflux stomach tube Pending CN110960426A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201911313622.9A CN110960426A (en) 2019-12-19 2019-12-19 Novel medical anti-reflux stomach tube

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201911313622.9A CN110960426A (en) 2019-12-19 2019-12-19 Novel medical anti-reflux stomach tube

Publications (1)

Publication Number Publication Date
CN110960426A true CN110960426A (en) 2020-04-07

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CN201911313622.9A Pending CN110960426A (en) 2019-12-19 2019-12-19 Novel medical anti-reflux stomach tube

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113317994A (en) * 2021-06-22 2021-08-31 四川省医学科学院·四川省人民医院 Anti-reflux stomach tube

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113317994A (en) * 2021-06-22 2021-08-31 四川省医学科学院·四川省人民医院 Anti-reflux stomach tube
CN113317994B (en) * 2021-06-22 2023-06-16 四川省医学科学院·四川省人民医院 Anti-reflux stomach tube

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