CN108568026B - Multifunctional gastrointestinal decompression tube - Google Patents
Multifunctional gastrointestinal decompression tube Download PDFInfo
- Publication number
- CN108568026B CN108568026B CN201810468107.7A CN201810468107A CN108568026B CN 108568026 B CN108568026 B CN 108568026B CN 201810468107 A CN201810468107 A CN 201810468107A CN 108568026 B CN108568026 B CN 108568026B
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- Prior art keywords
- decompression
- pipe
- pressure
- tube
- reducing
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Classifications
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- 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
- A61M25/0021—Catheters; Hollow probes characterised by the form of the tubing
- A61M25/0023—Catheters; Hollow probes characterised by the form of the tubing by the form of the lumen, e.g. cross-section, variable diameter
-
- 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
-
- 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
-
- 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
- A61M25/0067—Catheters; Hollow probes characterised by the distal end, e.g. tips
- A61M25/0068—Static characteristics of the catheter tip, e.g. shape, atraumatic tip, curved tip or tip structure
- A61M25/007—Side holes, e.g. their profiles or arrangements; Provisions to keep side holes unblocked
-
- 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
- A61M2205/00—General characteristics of the apparatus
- A61M2205/02—General characteristics of the apparatus characterised by a particular materials
- A61M2205/0205—Materials having antiseptic or antimicrobial properties, e.g. silver compounds, rubber with sterilising agent
-
- 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
- A61M2205/00—General characteristics of the apparatus
- A61M2205/02—General characteristics of the apparatus characterised by a particular materials
- A61M2205/0238—General characteristics of the apparatus characterised by a particular materials the material being a coating or protective layer
Abstract
The invention discloses a multifunctional gastrointestinal decompression tube, which comprises a decompression tube body, wherein the decompression tube body comprises a decompression tube, a decompression hole, a nasal feeding tube and a negative pressure device, one end of the pressure reducing pipe is connected with a negative pressure device, the other end of the pressure reducing pipe is provided with a plurality of pressure reducing hole groups along the length direction, the pressure reducing hole group at least comprises five pressure reducing holes, one side of the pressure reducing pipe is provided with a nasal feeding pipe, an anti-blocking component is arranged in the pressure reducing pipe, the guide plate is arranged on one side of the pressure reducing hole, the miniature elastic ball is arranged between the guide plate and the pressure reducing hole, the draft tube is arranged in the wall of the pressure reducing tube and is communicated between two adjacent pressure reducing holes in the same plane, the guide pipe is uniformly provided with a plurality of guide holes along the length direction, and the guide holes are communicated to the side wall of the pressure reducing hole through the guide pipe. The negative pressure process is smoother, and blockage is avoided.
Description
Technical Field
The invention relates to a medical appliance, in particular to a multifunctional gastrointestinal decompression tube.
Background
The gastrointestinal decompression is to insert a stomach tube from the oral cavity or the nasal cavity by utilizing the principles of negative pressure suction and siphon, and suck out the gas and liquid accumulated in the gastrointestinal tract through the stomach tube, and the gastrointestinal decompression is widely applied to acute gastric dilatation, intestinal obstruction, gastrointestinal perforation repair or partial resection, and biliary tract or pancreatic surgery. However, the decompression tube used in the existing gastrointestinal decompression device is usually a tube, and a side hole is arranged on the peripheral surface of the tube, so that gas and liquid in the gastrointestinal tract can be sucked out through the side hole, but when a patient with a large amount of food in the stomach usually has side hole blockage in the clinical application process, the gastrointestinal decompression can not be well completed.
Disclosure of Invention
The invention aims to provide a multifunctional gastrointestinal decompression tube to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
the utility model provides a multi-functional stomach intestine decompression pipe, includes the decompression pipe body, and the decompression pipe body includes decompression pipe, pressure release hole, nasogastric tube and vacuum device, the connection vacuum device of the one end of decompression pipe, the other end of decompression pipe extends its length direction and opens and has a plurality of pressure release hole groups, pressure release hole group includes five pressure release holes at least, five pressure release holes are followed the circumferencial direction evenly distributed of decompression pipe just five pressure release holes are located the coplanar, one side of decompression pipe is equipped with the nasogastric tube, the intraductal anti-blocking subassembly that is equipped with of pressure release, anti-blocking subassembly includes honeycomb duct and guide plate, one side of pressure release hole is equipped with the guide plate, the guide plate with be equipped with between the pressure release hole miniature bounce ball, one side of miniature bounce ball with the lower lateral wall fixed connection in pressure release hole, the opposite side of miniature bounce ball with the lower lateral wall fixed connection of guide plate, the honeycomb duct is established in the decompression pipe wall just the honeycomb duct communicates between two adjacent pressure release holes in the coplanar, it evenly is equipped with a plurality of water conservancy diversion holes to extend its length direction on the honeycomb duct, the water conservancy diversion hole communicates through the pipe arrive the lateral wall of pressure release hole, the clear water that flows out of water in the water conservancy diversion hole washes the pressure release hole.
Preferably, a plurality of fences are arranged in the middle of the pressure reducing hole and the flow guide hole along the diameter direction of the pressure reducing hole and the flow guide hole.
Preferably, an inverted V-shaped included angle is reserved between the guide plate and the side wall of the pressure reducing pipe.
Preferably, the end parts of the nasal feeding tube and the decompression tube are sleeved with a protective sleeve.
Preferably, the pressure reducing hole groups are provided with at least five groups along the length direction of the pressure reducing pipe.
Preferably, the two sides of the flow guide pipe are provided with the flow guide holes, and the flow guide holes are symmetrical along the length direction of the flow guide pipe.
Preferably, the surface of the pressure reducing pipe is coated with an antibacterial coating.
Preferably, the antibacterial coating comprises a base layer, wherein the base layer is sequentially provided with a moisture-resistant layer, a first antibacterial layer, a moisture-resistant layer, a second antibacterial layer, a moisture-resistant layer, a third antibacterial layer and a surface layer, the first antibacterial layer is a natural horseradish antibacterial layer, the second antibacterial layer is a natural antibacterial peptide antibacterial layer, and the third antibacterial layer is a natural chitosan antibacterial layer.
Compared with the prior art, the technical scheme has the following beneficial effects:
among the above-mentioned scheme, set up in the pressure release hole and prevented stifled subassembly, prevent stifled subassembly and included honeycomb duct and guide plate, at first the tip of pressure release pipe is equipped with a plurality of pressure release holes, the lower lateral wall of pressure release hole with be equipped with between the pressure release pipe is inside the guide plate, owing to be the pressure release pipe, the pressure release pipe passes through negative pressure device with unnecessary gas suction in the stomach, is V type structure between guide plate and the pressure release pipe inner wall, and the guide plate can expand at the in-process of negative pressure, just so can reduce food too much in the stomach and pile up in the pressure release pipe, and the tip of honeycomb duct communicates in addition the pressure release hole department can wash the pressure release hole through the clear water like this, also can avoid taking place to block up in the pressure release pipe like this, can wash the clearance.
Drawings
FIG. 1 is a schematic structural view of a multifunctional gastrointestinal decompression tube according to the present invention;
FIG. 2 is a schematic view of the internal structure of the multifunctional gastrointestinal decompression tube of the present invention;
FIG. 3 is a schematic view of the connection between the pressure-reducing hole and the flow-guiding tube of the multifunctional gastrointestinal pressure-reducing tube according to the present invention;
fig. 4 is a schematic structural view of the antibacterial coating of the multifunctional gastrointestinal decompression tube of the present invention.
In the figure: 1. a pressure reducing tube; 2. a pressure relief vent; 3. a nasal feeding tube; 4. a protective sleeve; 5. a miniature bouncing ball; 6. a flow guide pipe; 7. a flow guide hole; 8. a conduit; 9. a fence; 10. a baffle; 11. a group of pressure relief vents; 12. a base layer; 13. a moisture resistant layer; 14. a first antimicrobial layer; 15. a second antimicrobial layer; 16. a third antimicrobial layer; 17. a surface layer.
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.
Referring to fig. 1 to 4, the multifunctional gastrointestinal decompression tube provided by the embodiment of the present invention includes a decompression tube body, the decompression tube body includes a decompression tube 1, decompression holes 2, a nasal feeding tube 3 and a negative pressure device, the negative pressure device is connected to one end of the decompression tube 1, a plurality of decompression hole groups are opened on the other end of the decompression tube 1 along the length direction thereof, the decompression hole groups at least include five decompression holes 2, the five decompression holes 2 are uniformly distributed along the circumferential direction of the decompression tube 1, the five decompression holes 2 are located in the same plane, the nasal feeding tube 3 is arranged on one side of the decompression tube 1, an anti-blocking assembly is arranged in the decompression tube 1, the anti-blocking assembly includes a flow guide tube 6 and a flow guide plate 10, the flow guide plate 10 is arranged on one side of the decompression holes 2, and the micro elastic ball 5 is arranged between the flow guide plate 10 and the decompression holes 2, one side of miniature bounce ball 5 with the lower lateral wall fixed connection of pressure release hole 2, the opposite side of miniature bounce ball 5 with the lower lateral wall fixed connection of guide plate 10, honeycomb duct 6 is established in the 1 pipe wall of pressure release pipe and honeycomb duct 6 communicates two adjacent pressure release holes 2 in the coplanar, honeycomb duct 6 is last evenly to be equipped with a plurality of water conservancy diversion holes 7 along its length direction, water conservancy diversion hole 7 communicates through pipe 8 extremely the lateral wall of pressure release hole 2, water conservancy diversion hole 7 flows out the clear water and washes pressure release hole 2.
In this embodiment, the middle portions of the pressure reducing holes 2 and the flow guide holes 7 are provided with a plurality of fences 9 along the diameter direction thereof. Fence 9 establishes in pressure-reducing vent 2 and water conservancy diversion hole 7, prevents on the one hand that the foreign matter from entering into pressure-reducing vent 1 through pressure-reducing vent 2 in, avoids the pressure-reducing vent to take place to block up, and on the other hand has set up the fence in the water conservancy diversion hole 7, avoids the foreign matter to enter into water conservancy diversion hole 7 in, and subsequent water conservancy diversion hole 7 of being convenient for is washed, avoids taking place cross infection moreover.
In this embodiment, an inverted V-shaped angle is formed between the baffle 10 and the sidewall of the pressure reducing pipe 1. In the process of negative pressure, the guide plate 10 can move towards the horizontal direction due to the action of the miniature elastic ball, so that foreign matters are prevented from entering the decompression tube 2, and the air in the stomach cannot influence the circulation.
In this embodiment, the end portions of the nasogastric tube 3 and the decompression tube 1 are sleeved with a protective sheath 4. The lag and the human tissue direct contact of nasal feeding pipe and decompression pipe, in order to avoid human tissue to receive the damage, can adopt the soft cover of silica gel, more so-called laminating human skin, the travelling comfort is higher, prevents to damage internal tissue.
In the present embodiment, the pressure reducing hole group 11 is provided with at least five groups in the longitudinal direction of the pressure reducing pipe 1. Fully carry out the decompression, five groups of pressure release hole groups 11 evenly set up along the length direction of decompression pipe, can extend to the depths in the stomach like this, and make full use of negative pressure device siphons away intragastric air, shunts through a plurality of pressure release hole 2, also can prevent that decompression pipe 1 from being blockked up by the foreign matter.
In this embodiment, the two sides of the flow guide pipe 6 are provided with the flow guide holes 7, and the flow guide holes 7 are symmetrical along the length direction of the flow guide pipe 6. The pressure relief vent 2 is flushed quickly.
In the embodiment, the decompression tube 1 and the nasogastric tube 3 are made of uniform silica gel materials, and the silica gel materials are more skin-friendly and do not damage biological tissues in the stomach and the nose of a human body in the operation process.
In this embodiment, the surface of the decompression tube 1 is coated with an antibacterial coating, the antibacterial coating includes a base layer 15, a moisture-resistant layer 13, a first antibacterial layer 14, a moisture-resistant layer 13, a second antibacterial layer 15, a moisture-resistant layer 13, a third antibacterial layer 16 and a surface layer 17 are sequentially arranged on the base layer 15, the first antibacterial layer 14 is a natural horseradish antibacterial layer, the second antibacterial layer 15 is a natural antibacterial peptide antibacterial layer, and the third antibacterial layer 16 is a natural chitosan antibacterial layer. The bacterial layer is formed by uniformly coating natural antibacterial peptide antibacterial coating, and the thickness of the base layer 15 is 1-2 nm; the thickness of the first antibacterial layer 17 is 2-3 nm; the thickness of the moisture-resistant layer 16 is 1-1.5 nm; the thickness of the second antibacterial layer 18 is 3-5 nm; the thickness of the third antibacterial layer 19 is 4-5 nm; the thickness of top layer 20 is 1-3nm, and the moisture-resistant layer has all been set up between every antibiotic layer and the basic unit to effectual production mutual influence between the antibiotic layer of multilayer has been avoided, thereby antibacterial validity has been improved, and also avoided the interior antibiotic layer of humid environment influence of basic unit wall, through the distribution and the effectual moisture-resistant ability of moisture-resistant layer, avoided producing the environment that has the growing of interests bacterium in the coating, thereby an effectual source that reduces the bacterium and produce.
Adopt the antibiotic layer of multilayer at present to other antibiotic layers still can effectual improvement antibiotic effect after outer antibiotic layer damages, thereby effectual improvement life, and the composition on every antibiotic layer is all different, thereby all has different effects to different bacterium, and the detailed composition of coating that every antibiotic layer adopted has detailed open document on the present patent network: application No. of antibacterial coating: 201210586376, antimicrobial paint application No.: 201210594030, antimicrobial paint application No.: 201210594500, respectively; therefore, the breeding of bacteria is effectively avoided, the antibacterial effect is improved, each antibacterial coating takes natural harmless materials as main antibacterial materials, so that the damage to a human body is effectively avoided, and mildew inhibitors with volatile performance are distributed in the moisture-resistant layer, so that the mildew generated in the coating is effectively avoided, the generated odor can effectively repel insects, a source generated by bacteria is also effectively avoided, and the antibacterial effect is effectively improved.
The working process of the invention is as follows:
the invention discloses a gastrointestinal decompression device, which is characterized in that a decompression tube adopted in the prior gastrointestinal decompression device is generally a tube, a side hole is arranged on the peripheral surface of the decompression tube, gas and liquid in the gastrointestinal tract are sucked out through the side hole, but when a patient with a large amount of food in the stomach usually has side hole blockage in the clinical application process, the gastrointestinal decompression can not be well completed, the gastrointestinal decompression device is provided with an anti-blocking assembly which comprises a flow guide tube 6 and a flow guide plate 10, firstly, the end part of the decompression tube 1 is provided with a plurality of decompression holes 2, the flow guide plate 10 is arranged between the lower side wall of the decompression holes 2 and the inside of the decompression tube 1, as the decompression tube 1 is adopted, the decompression tube 1 sucks out the gas in the stomach through a negative pressure device, the flow guide plate 10 and the inner wall of the decompression tube 1 are in a V-shaped structure, the flow guide plate 10 can be unfolded in the negative pressure process, so that the excessive, in addition, the end part of the flow guide pipe 6 is communicated with the pressure reducing hole 2, so that the pressure reducing hole 2 can be washed by clean water, the blockage in the pressure reducing pipe 1 can be avoided, the gap between the pressure reducing hole 2 and the flow guide plate 10 can be washed, and the residual foreign matters can be avoided.
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 various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.
Claims (6)
1. The utility model provides a multi-functional stomach intestine decompression pipe, includes the decompression pipe body, its characterized in that, decompression pipe body includes decompression pipe, pressure-reducing vent, nasogastric tube and vacuum device, the connection vacuum device of the one end of decompression pipe, the other end of decompression pipe is opened along its length direction has a plurality of pressure-reducing vent groups, pressure-reducing vent group includes five pressure-reducing vents at least, five pressure-reducing vents are followed the circumferencial direction evenly distributed of decompression pipe just five pressure-reducing vents are located the coplanar, one side of decompression pipe is equipped with the nasogastric tube, the intraductal stifled subassembly that prevents that is equipped with of pressure-reducing, prevent that stifled subassembly includes honeycomb duct and guide plate, one side in pressure-reducing vent is equipped with the guide plate, the guide plate with be equipped with miniature bounce ball between the pressure-reducing vent, one side of miniature bounce ball with the lower lateral wall fixed connection in pressure-reducing vent, the opposite side of miniature bounce ball with the lower, the flow guide pipe is arranged in the wall of the pressure reducing pipe and is communicated with two adjacent pressure reducing holes in the same plane, a plurality of flow guide holes are uniformly arranged on the flow guide pipe along the length direction of the flow guide pipe, the flow guide holes are communicated with the side walls of the pressure reducing holes through the flow guide pipe, and clear water flows out of the flow guide holes to flush the pressure reducing holes;
a plurality of fences are arranged in the middle of the pressure reducing hole and the flow guide hole along the diameter direction of the pressure reducing hole and the flow guide hole;
an inverted V-shaped included angle is reserved between the guide plate and the side wall of the pressure reducing pipe.
2. The multifunctional gastrointestinal decompression tube according to claim 1, wherein the nasogastric tube and the decompression tube are sheathed with a protective sheath.
3. The multifunctional gastrointestinal decompression tube of claim 1 wherein the set of decompression holes is provided in at least five sets along the length of the decompression tube.
4. The multifunctional gastrointestinal decompression tube according to claim 1, wherein the diversion holes are formed on both sides of the diversion tube and are symmetrical along the length direction of the diversion tube.
5. The multifunctional gastrointestinal decompression tube of claim 1 wherein the surface of the decompression tube is coated with an antimicrobial coating.
6. The multifunctional gastrointestinal decompression tube according to claim 5, wherein the antibacterial coating comprises a base layer, a moisture-resistant layer, a first antibacterial layer, a moisture-resistant layer, a second antibacterial layer, a moisture-resistant layer, a third antibacterial layer and a surface layer are sequentially arranged on the base layer, the first antibacterial layer is a natural horseradish antibacterial layer, the second antibacterial layer is a natural antibacterial peptide antibacterial layer, and the third antibacterial layer is a natural chitosan antibacterial layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810468107.7A CN108568026B (en) | 2018-05-16 | 2018-05-16 | Multifunctional gastrointestinal decompression tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810468107.7A CN108568026B (en) | 2018-05-16 | 2018-05-16 | Multifunctional gastrointestinal decompression tube |
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| Publication Number | Publication Date |
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| CN108568026A CN108568026A (en) | 2018-09-25 |
| CN108568026B true CN108568026B (en) | 2020-10-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810468107.7A Active CN108568026B (en) | 2018-05-16 | 2018-05-16 | Multifunctional gastrointestinal decompression tube |
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| CN202699841U (en) * | 2012-06-08 | 2013-01-30 | 广州润虹医药科技有限公司 | Medical negative-pressure drainage wound-protecting device |
| CN204951668U (en) * | 2015-09-28 | 2016-01-13 | 张红恩 | Gastroenterology prevents blockking up stomach tube |
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| CN205832203U (en) * | 2016-06-06 | 2016-12-28 | 盐城卫生职业技术学院 | A kind of gastrointestinal decompression tube |
| CN205948100U (en) * | 2016-06-25 | 2017-02-15 | 张梅 | Gastrointestinal decompression nursing device |
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| US3254869A (en) * | 1962-04-11 | 1966-06-07 | Kenneth W Easey | Valving device for a flexible pleated conduit |
| US6508826B2 (en) * | 2001-04-30 | 2003-01-21 | Embol-X, Inc. | Cannula with flow diversion mechanism and methods of use |
| CN204864500U (en) * | 2015-08-25 | 2015-12-16 | 彭琳 | Prevent stifled drainage tube |
| CN206444005U (en) * | 2016-06-28 | 2017-08-29 | 温州市人民医院 | A kind of drainage tube |
| CN206687949U (en) * | 2016-12-15 | 2017-12-01 | 厦门润生医疗科技有限公司 | Suction pipe and attraction system |
| CN106730266B (en) * | 2016-12-23 | 2023-03-10 | 翟延荣 | Anti-blocking flushing drainage tube |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202699841U (en) * | 2012-06-08 | 2013-01-30 | 广州润虹医药科技有限公司 | Medical negative-pressure drainage wound-protecting device |
| CN204951668U (en) * | 2015-09-28 | 2016-01-13 | 张红恩 | Gastroenterology prevents blockking up stomach tube |
| CN205759119U (en) * | 2016-01-22 | 2016-12-07 | 盛冬生 | A kind of portable flap vacuum extractor |
| CN205832203U (en) * | 2016-06-06 | 2016-12-28 | 盐城卫生职业技术学院 | A kind of gastrointestinal decompression tube |
| CN205948100U (en) * | 2016-06-25 | 2017-02-15 | 张梅 | Gastrointestinal decompression nursing device |
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| CN108568026A (en) | 2018-09-25 |
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Effective date of registration: 20210309 Address after: Huaiyin District of Ji'nan City, Shandong province 250021 seven road No. 324 five Wei Patentee after: Shandong Provincial Hospital Affiliated to Shandong First Medical University Address before: 250000 No. 324 Jingwu Road, Huaiyin District, Jinan City, Shandong Province Patentee before: Wang Hui |