CN102357274B - Stomach tube with device for preventing backflow of gastric content - Google Patents
Stomach tube with device for preventing backflow of gastric content Download PDFInfo
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- CN102357274B CN102357274B CN 201110284716 CN201110284716A CN102357274B CN 102357274 B CN102357274 B CN 102357274B CN 201110284716 CN201110284716 CN 201110284716 CN 201110284716 A CN201110284716 A CN 201110284716A CN 102357274 B CN102357274 B CN 102357274B
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- stomach tube
- umbrella
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- main channel
- tube
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Abstract
The invention relates to a stomach tube with a device for preventing the backflow of gastric content, which is divided into a head part, a middle part and a tail part. The stomach tube is characterized in that a main channel for infusing nutrient solutions, water and medicaments is penetrated through the head part, middle part and tail part in the stomach tube; the head part is provided with two parallel cavities; the upper end opening of the main channel is communicated with the head part of the stomach tube and is open at a main cavity of the two parallel cavities; a subsidiary cavity for infusing gas is further arranged in the two parallel cavities at the head part of the stomach tube; the subsidiary cavity is provided with a charging connector having a locking device; the subsidiary cavity is communicated with an umbrella-shaped backflow-preventing device around the outer wall at the middle lower part of the stomach tube through a gas bag channel positioned in the wall of the stomach tube; and the tail part of the stomach tube is provided with the lower end opening of the main channel. The invention can effectively solve the serious clinical problem such as suffocation, inhalation pneumonia and the like caused by mistakenly inhaling gastric content backflow into the trachea.
Description
Technical field
The present invention relates to a kind of stomach tube with preventing the gastric content from backwards flowing device.
Background technology
Along with socioeconomic development, people's medical demand obviously improves.The patient that can not independently take food clinically comprises that a lot of diseases such as cerebrovascular accident cause stupor, dysphagia, drinking-water to be choked and cough, and old depleted patient etc.On the clinical treatment indwelling gastric tube injected the nutrient substance such as nutritional solution as an important method keeping the body basic nutrition, be used for improving patient's nutriture, promote rehabilitation, stomach tube can be used as the administration channel injection of medicine and treats.In addition, also have a large amount of gastrointestinal surgery patients, and intestinal blocks the patient, also need indwelling gastric tube, carry out gastrointestinal decompression, alleviate and block symptom, promote the operative incision healing.Patients with Indwelling Stomach Tube: faces a difficult problem, causes gastric content from backwards flowing every muscular spasm, stomach spasm exactly.Have a potential gap between common stomach tube and esophagus, when the patient occured every muscular spasm, stomach spasm, the gastric contents such as the chyme of gastric and gastric acid can backflow by stomach tube and esophagus peripheral clearance, cause suffocate, the severe complication such as aspiration pneumonitis.Because sucking trachea, gastric content from backwards flowing mistake cause the case of the serious consequence such as patient's death by suffocation not rarely seen clinically, more be that suck pulmonary causes aspiration pneumonitis to the gastric content that backflows by mistake, increase the weight of conditions of patients, the extended treatment time, increase the medical treatment cost expense.Prevent clinically gastric content from backwards flowing mainly by raising the patient body upper position, and treatment vomiting, gastric acid secretion inhibiting alleviate gastric content from backwards flowing.These are not that essence solves in-problem method, and the common stomach tube that uses at present lacks anti-recirculation device, therefore need a kind of band to prevent the stomach tube of gastric content from backwards flowing device.
Summary of the invention
The purpose of this invention is to provide a kind of stomach tube with preventing the gastric content from backwards flowing device, can solve effectively that gastric content from backwards flowing mistake sucks that trachea causes suffocate, the serious clinical problem such as aspiration pneumonitis.
The present invention is achieved through the following technical solutions:
A kind of stomach tube with preventing the gastric content from backwards flowing device, be divided into head, middle part, afterbody three parts, it is characterized in that: stomach tube is interior through the main channel that infusion nutrient solution, moisture and a medicine are arranged between head, middle part and the afterbody, head arranges two-chamber arranged side by side, and the main channel upper port is communicated with the stomach tube head and is opened on main chamber in the two-chamber arranged side by side; Also be provided with the secondary chamber of infusion gas in the stomach tube head two-chamber arranged side by side, secondary chamber is to dispose the charging connector that a band closes device, and it is communicated with an anti-recirculation device of umbrella that is looped around on the outer wall of position, stomach tube middle and lower part by the air bag passage that is arranged in the stomach tube tube wall; The stomach tube afterbody has the lower ending opening of main channel.
The anti-recirculation device of described umbrella is the hollow duplicature umbrella air bag that the silica gel glued membrane is made, umbrella air bag adventitia is the extension of stomach tube tube wall silica gel glued membrane, its initial part upper end close attachment is on the stomach tube tube wall, umbrella air bag adventitia is turned back in the lower end and is become inner membrance, and inner membrance is made by thin silicon glue glued membrane equally.Inner membrance and adventitia same length, upwards close attachment is in the stomach tube tube wall place of adventitia initial part; The lower end of the opening between the inside and outside duplicature and above-mentioned air bag passage is communicated with.
The umbrella air bag is arranged on position, the middle and lower part outer wall of stomach tube, and the outer membrane face of the anti-recirculation device of umbrella has been evenly arranged many strip umbrella frame sample supports, its by hard material relatively or relatively thick material make, also can be formed by silica gel glued membrane localized thickening protuberance; Do not open under the folded state, the umbrella balloon surface is umbrella frame sample support, and inside and outside duplicature " M " shape is folded under the umbrella frame sample support, is close on the stomach tube outer wall.Umbrella frame sample support lower end has a round pellicle closely to be fastened on the stomach tube outer wall, forms an integral body with stomach tube, prevents that the umbrella air bag from opening in update.Each bar umbrella frame sample support end of the anti-recirculation device of umbrella has one to prevent excessively opening line, is connected on the stomach tube tube wall from the support end.Hollow duplicature umbrella air bag self-expansion after the inflation, the interconnective round pellicle in umbrella frame sample support lower end breaks, and forms an opening behind the umbrella airbag-releasing to the anti-recirculation device of the umbrella of afterbody.
Described main channel is placed in the middle and be parallel to each other with air bag passage in the stomach tube tube wall, not connected.The main channel overall diameter is stomach tube overall diameter 2-6mm, interior diameter 1.8-5.8mm; Air bag channel diameter 0.2-0.4mm.
The anti-recirculation device of described umbrella is about 2-6cm, and diameter is slightly higher than the stomach tube tube wall, and inflation is opened the about 2-5cm of posterior end diameter.
Described umbrella is prevented recirculation device, is positioned at human body esophagus section after indwelling puts in place, forms the umbrella air bag that Open Side Down by expanding behind the air bag passage injecting gas to open, and its edge and esophageal wall are combined closely, and play the effect that prevents gastric content from backwards flowing.
Described stomach tube afterbody is blunt nose, and this blunt nose tail end face has the lower ending opening of the main channel of diameter 3-4mm circle, tail end face to umbrella the stomach tube wall between the anti-recirculation device have 4-5 communicate with the main channel lead the thing hole.The lower open end of leading thing hole and main channel is the outlet of nutritional solution, moisture and medicine.
A top band of assembling in described secondary chamber closes the charging connector of device, bottom communicated air bags passage, and the open communication of the air bag passage other end connects between the duplicature of stomach tube tube wall to duplicature umbrella air bag.
Stomach tube with preventing the gastric content from backwards flowing device of the present invention has many advantages: principle is ripe, and technical matters is feasible, and structure and common stomach tube are similar, and using method and common stomach tube are basically identical.Both kept inject nutritional solution, moisture and medicine lead the property management chamber, and by the charging connector injecting gas anti-swollen the rising of recirculation device of umbrella opened, its edge and esophageal wall are combined closely, when the gastric content from backwards flowings such as generation chyme and gastric acid, play the physics interception, effectively prevent from backflowing, avoid and reduce because of the gastric content from backwards flowing mistake sucking the severe complications such as trachea causes suffocating, aspiration pneumonitis, effectively mitigate the disease reduces the hospital stays, reduces the medical treatment cost expense.The anti-recirculation device edge of umbrella is soft, can not cause compressing to esophageal wall, in the time of need to extracting, extracts gas in the air bag out, can extract.The present invention prevents that gastric content from backwards flowing is effective, suitable clinical application.
Description of drawings
Fig. 1 is structural representation of the present invention.
Fig. 2 is the anti-recirculation device open mode figure of umbrella of the present invention.
Fig. 3 is the B-B schematic cross-sectional view of Fig. 2.
Fig. 4 is vertical cut-away view of Fig. 2.
Label among Fig. 1-4 is: 1-stomach tube, 2-are led the thing hole, and the 3-umbrella is prevented recirculation device, the 4-main channel, the 5-rope band, 6-closing cock, 7-master chamber, the 8-charging connector, the secondary chamber of 9-, 10-air bag passage, the opening of 11-air bag passage between the anti-recirculation device duplicature of umbrella, 12-umbrella frame sample support, the anti-line of excessively opening of 13-.
The specific embodiment
Below in conjunction with accompanying drawing the specific embodiment of the present invention is elaborated.
Shown in Fig. 1~4, this stomach tube 1 with preventing the gastric content from backwards flowing device that the present invention puts forward, be divided into head, middle part, afterbody three parts, total length is 100-150cm, begin to mark length indication scale numerical value 25cm at the blunt nosed end 25cm of the afterbody of distance stomach tube place, the length numerical value of the every interval 5cm mark of this backward stomach tube cephalad direction accumulation is until the 90cm place.Stomach tube is made by the silica gel material that meets the medical sanitary standard, and whole stomach tube run through in main channel 4 placed in the middle, and head is the part that is exposed at the human body outside, and the middle part is the part from nasal cavity to the esophagus section, and afterbody is the part that reaches in the stomach.
Being positioned at the stomach tube head has the main chamber 7 that is communicated with main channel 4, is furnished with a closing cock 6 on the opening in main chamber, and closing cock is connected on the tube wall of stomach tube head by rope band 5.The stomach tube head also has a secondary chamber 9 that is set up in parallel with main chamber, top, secondary chamber disposes the charging connector 8 that a band closes device, its bottom is communicated with an anti-recirculation device 3 of umbrella that is looped around on the outer wall of position, stomach tube middle and lower part by the air bag path 10 that is arranged in stomach tube tube wall diameter 0.2-0.4mm, and the opening of air bag passage lower end connects between the duplicature at stomach tube tube wall place at the anti-recirculation device of umbrella.
The anti-recirculation device of umbrella is arranged on position, the middle and lower part outer wall of stomach tube, makes the duplicature umbrella air bag of hollow for the silica gel glued membrane, is about 2-6cm.Umbrella air bag adventitia is the extension of stomach tube tube wall silica gel glued membrane, and its initial part upper end close attachment is on the stomach tube tube wall, and adventitia extends behind the 2-6cm to turn back in the lower end and becomes inner membrance, is made by thin silicon glue glued membrane equally.Inner membrance and adventitia same length, upwards close attachment is in the stomach tube tube wall place of adventitia initial part.The outer membrane face of the anti-recirculation device of umbrella has been evenly arranged many strip umbrella frame sample supports, its by hard material relatively or relatively thick material make, also can be formed by silica gel glued membrane localized thickening protuberance.Inner membrance is made by thin silicon glue glued membrane.Do not open under the folded state, the umbrella balloon surface is umbrella frame sample support, inside and outside duplicature " M " shape is folded under the umbrella frame sample support, be close on the stomach tube outer wall, umbrella frame sample support lower end has a round pellicle closely to be fastened on the stomach tube outer wall, form an integral body with stomach tube, prevent that the umbrella air bag from opening in update.Each bar umbrella frame sample support end of the anti-recirculation device of umbrella has one to prevent excessively opening line, and length is 1-2.2cm, is connected on the stomach tube tube wall from umbrella frame sample support end.Hollow duplicature umbrella air bag self-expansion after the inflation, the interconnective round pellicle in umbrella frame sample support lower end breaks, and the umbrella airbag-releasing prevents excessively opening simultaneously stretching tightening of line, form the about 2-5cm of a diameter, opening is to the umbrella air bag of the blunt nosed end of stomach tube afterbody.
Air bag passage open rearward end connects between the duplicature at stomach tube tube wall place in the anti-recirculation device of umbrella, prevents that with umbrella the secondary chamber in the recirculation device head two-chamber arranged side by side is communicated with.
Have 4-5 on the stomach tube afterbody tube wall and lead thing hole 2, be communicated with the main channel, lead thing hole spiral type and be distributed in stomach tube afterbody opening to the tube wall between the anti-recirculation device of umbrella, each diameter 3-5mm, the about 5cm of mutual spacing, the stomach tube afterbody is blunt nosed end, its end has one and leads the thing hole, diameter 3-4mm.
During use, the blunt nosed end of stomach tube afterbody is inserted esophagus from patient's nasal cavity enter in the human stomach, insert with syringe in the charging connector in secondary chamber, inject an amount of air to the anti-recirculation device of umbrella, according to the difference of people's esophagus diameter, the air capacity of adding is different.Then the closing cock of opening on the main chamber is sent into gastric with nutritional solution, moisture and medicine etc. from the main channel, covers closing cock.The anti-air bag that backflows that struts in esophagus plays the effect that prevents gastric content from backwards flowing.When need taking out stomach tube, syringe is inserted in the charging connector opening on the secondary chamber, the vacuumizing rear defence air bag that backflows is flat, can extract stomach tube.
Claims (5)
1. one kind with the stomach tube that prevents the gastric content from backwards flowing device, be divided into head, middle part, afterbody three parts, it is characterized in that: stomach tube is interior through the main channel that infusion nutrient solution, moisture and a medicine are arranged between head, middle part and the afterbody, head arranges two-chamber arranged side by side, and the main channel upper port is communicated with the stomach tube head and is opened on main chamber in the two-chamber arranged side by side; Also be provided with the secondary chamber of infusion gas in the stomach tube head two-chamber arranged side by side, secondary chamber is to dispose the charging connector that a band closes device, and it is communicated with an anti-recirculation device of umbrella that is looped around on the outer wall of position, stomach tube middle and lower part by the air bag passage that is arranged in the stomach tube tube wall; The stomach tube afterbody has the lower ending opening of main channel;
The anti-recirculation device of described umbrella is the hollow duplicature umbrella air bag that the silica gel glued membrane is made, umbrella air bag adventitia is the extension of stomach tube tube wall silica gel glued membrane, its initial part upper end close attachment is on the stomach tube tube wall, umbrella air bag adventitia is turned back in the lower end and is become inner membrance, and inner membrance is made by thin silicon glue glued membrane equally; Inner membrance is identical with outer film length, and inner membrance makes progress close attachment in the stomach tube tube wall place of adventitia initial part; The lower end of the opening between the inside and outside duplicature and above-mentioned air bag passage is communicated with;
The outer membrane face of the anti-recirculation device of umbrella has been evenly arranged many strip umbrella frame sample supports, described strip umbrella frame sample support by hard material relatively or relatively thick material make, or formed by silica gel glued membrane localized thickening protuberance; Do not open under the folded state, the umbrella balloon surface is umbrella frame sample support, and inside and outside duplicature " M " shape is folded under the umbrella frame sample support, is close on the stomach tube outer wall; Each bar umbrella frame sample support end of the anti-recirculation device of umbrella has an anti-line of excessively opening, be connected on the stomach tube tube wall from the support end, hollow duplicature umbrella air bag self-expansion after the inflation, the interconnective round pellicle in umbrella frame sample support lower end breaks, and forms an opening behind the umbrella airbag-releasing to the anti-recirculation device of the umbrella of afterbody.
2. stomach tube as claimed in claim 1 is characterized in that: described main channel is placed in the middle and be parallel to each other with air bag passage in the stomach tube tube wall, not connected; The main channel overall diameter is stomach tube overall diameter 2-6mm, interior diameter 1.8-5.8mm; Air bag channel diameter 0.2-0.4mm.
3. stomach tube as claimed in claim 1, it is characterized in that: described umbrella is prevented recirculation device, after putting in place, indwelling is positioned at human body esophagus section, open the formation umbrella air bag that Open Side Down by expanding behind the air bag passage injecting gas, its edge and esophageal wall are combined closely, and play the effect that prevents gastric content from backwards flowing.
4. stomach tube as claimed in claim 1, it is characterized in that: described stomach tube afterbody is blunt nose, this blunt nose tail end face has the lower ending opening of the main channel of diameter 3-4mm circle, tail end face to umbrella the stomach tube wall between the anti-recirculation device have 4-5 communicate with the main channel lead the thing hole, the lower open end of leading thing hole and main channel is the outlet of nutritional solution, moisture and medicine.
5. stomach tube as claimed in claim 1, it is characterized in that: a top band of assembling in described secondary chamber closes the charging connector of device, bottom communicated air bags passage, the open communication of the air bag passage other end connects between the duplicature of stomach tube tube wall to duplicature umbrella air bag.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN 201110284716 CN102357274B (en) | 2011-09-23 | 2011-09-23 | Stomach tube with device for preventing backflow of gastric content |
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CN 201110284716 CN102357274B (en) | 2011-09-23 | 2011-09-23 | Stomach tube with device for preventing backflow of gastric content |
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CN102357274A CN102357274A (en) | 2012-02-22 |
CN102357274B true CN102357274B (en) | 2013-02-06 |
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CN 201110284716 Expired - Fee Related CN102357274B (en) | 2011-09-23 | 2011-09-23 | Stomach tube with device for preventing backflow of gastric content |
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Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
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CN102836495A (en) * | 2012-09-05 | 2012-12-26 | 洛阳市中心医院 | Anti-blocking lavage tube |
CN103006443B (en) * | 2013-01-04 | 2015-04-08 | 法志强 | Stomach-intestine nutrient canal capable of draining reflux liquid |
CN106726615A (en) * | 2017-02-09 | 2017-05-31 | 西南医科大学附属医院 | A kind of stomach tube and Nasal feeding device |
CN109602996A (en) * | 2018-12-27 | 2019-04-12 | 王国栋 | A kind of stomach tube for department of gastroenterology |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2005013710A (en) * | 2003-06-04 | 2005-01-20 | Hakko Co Ltd | Body access port |
CN1950050A (en) * | 2004-04-30 | 2007-04-18 | 舍伍德服务股份公司 | Gastrostomy tube extension device |
CN201304116Y (en) * | 2008-12-01 | 2009-09-09 | 山东省千佛山医院 | Disposable anti-backflow anti-slipping double-cavity gastric tube |
Family Cites Families (1)
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US9132064B2 (en) * | 2009-12-23 | 2015-09-15 | Avent, Inc. | Enteral feeding catheter assembly incorporating an indicator |
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Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2005013710A (en) * | 2003-06-04 | 2005-01-20 | Hakko Co Ltd | Body access port |
CN1950050A (en) * | 2004-04-30 | 2007-04-18 | 舍伍德服务股份公司 | Gastrostomy tube extension device |
CN201304116Y (en) * | 2008-12-01 | 2009-09-09 | 山东省千佛山医院 | Disposable anti-backflow anti-slipping double-cavity gastric tube |
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