CN111012679A - Visible nasogastric tube and application method thereof - Google Patents
Visible nasogastric tube and application method thereof Download PDFInfo
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- CN111012679A CN111012679A CN201911384062.6A CN201911384062A CN111012679A CN 111012679 A CN111012679 A CN 111012679A CN 201911384062 A CN201911384062 A CN 201911384062A CN 111012679 A CN111012679 A CN 111012679A
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- catheter
- guide wire
- interface
- visible
- guide
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- 238000000034 method Methods 0.000 title claims abstract description 14
- 230000005540 biological transmission Effects 0.000 claims abstract description 32
- 210000001035 gastrointestinal tract Anatomy 0.000 claims abstract description 12
- 235000015097 nutrients Nutrition 0.000 claims abstract description 8
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 claims abstract description 5
- 210000000936 intestine Anatomy 0.000 claims description 20
- 210000002784 stomach Anatomy 0.000 claims description 15
- 230000002496 gastric effect Effects 0.000 claims description 14
- 210000001187 pylorus Anatomy 0.000 claims description 14
- 239000003292 glue Substances 0.000 claims description 6
- 235000016709 nutrition Nutrition 0.000 claims description 6
- 230000035764 nutrition Effects 0.000 claims description 6
- 210000003238 esophagus Anatomy 0.000 claims description 4
- 230000001050 lubricating effect Effects 0.000 claims description 4
- 210000003800 pharynx Anatomy 0.000 claims description 4
- 229910001220 stainless steel Inorganic materials 0.000 claims description 4
- 239000010935 stainless steel Substances 0.000 claims description 4
- 239000000565 sealant Substances 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 2
- 238000005192 partition Methods 0.000 claims 1
- 230000000968 intestinal effect Effects 0.000 abstract description 5
- 230000000007 visual effect Effects 0.000 abstract description 3
- 230000035515 penetration Effects 0.000 abstract 1
- 238000002791 soaking Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001802 infusion Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000001990 intravenous administration Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 210000003462 vein Anatomy 0.000 description 1
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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
- 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
- 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
- A61J15/0069—Tubes feeding directly to the intestines, e.g. to the jejunum
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Otolaryngology (AREA)
- Pulmonology (AREA)
- Medical Preparation Storing Or Oral Administration Devices (AREA)
- Media Introduction/Drainage Providing Device (AREA)
Abstract
The invention discloses a visible nasogastric tube, which comprises a catheter and display equipment, wherein one end of the catheter is integrally connected with a threaded interface, one end of the threaded interface is connected with a guide wire handle in a threaded fit manner, one end of the guide wire handle, which is positioned in the threaded interface, is connected with a guide wire, the transmission interface is connected with a transmission cable, a flexible circuit board, a camera and a light source are arranged in one end of the catheter, which is far away from the threaded interface, and the transmission interface is in signal connection with the display equipment; the invention also discloses a use method of the visible nasogastric-intestinal tube, which comprises the steps of tube placement, normal saline soaking, intestinal penetration and nutrient solution delivery; the visual nasogastric and intestinal tube and the using method thereof are more scientific and reasonable, the position of the tube can be seen through the camera arranged at the front end of the catheter, so that the operation is more convenient and faster, the gastrointestinal tract of a patient can be well prevented from being damaged, the practicability is strong, and the popularization is facilitated.
Description
Technical Field
The invention relates to the technical field of medical equipment, in particular to a visible nasogastric tube and a using method thereof.
Background
The traditional method is that nutrient solution is infused into a human body through veins, but intestinal flora imbalance caused by the intravenous infusion affects the function of intestines, the actual requirement is that a nasogastric tube is inserted into the intestines, but the whole channel (from the nose to the intestines) is longer by about 1.4 meters, the long tube is inserted into the middle of the intestines to form a plurality of ditches, the 4mm pipeline is difficult to reach the intestines through blind insertion, and the pylorus is in an S-shaped curved shape particularly at the pylorus, so that the operation is difficult; to this end, we propose a visible nasogastric tube and method of use.
Disclosure of Invention
The invention aims to provide a visible nasogastric tube and a using method thereof, which aim to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: a visible nasogastric tube comprises a catheter 2 and a display device 11, wherein one end of the catheter 2 is integrally connected with a threaded interface 1, one end of the threaded interface 1 is connected with a guide wire handle 3 in a threaded fit mode, one end, located in the threaded interface 1, of the guide wire handle 3 is connected with a guide wire 4, the inner portion of the catheter 2 is partitioned into a guide cavity 201 and a cable cavity 203, the side edge, away from the threaded interface 1, of one end of the catheter 2 is provided with a delivery outlet 202, the delivery outlet 202 is communicated with the guide cavity 201, the guide wire 4 penetrates through the threaded interface 1 and penetrates through the guide cavity 201, a transmission interface 5 is installed on the outer side of the threaded interface 1, the transmission interface 5 is connected with a transmission cable 6, the transmission cable 6 penetrates through the cable cavity 203, and a flexible circuit board 7, a camera 8 and a light source 10 are installed inside one end, away, the transmission cable 6 is electrically connected with the flexible circuit board 7, the flexible circuit board 7 is electrically connected with the camera 8 and the light source 10, the end part of the guide pipe 2 is plugged by transparent lens sealing glue 9, and the transmission interface 5 is in signal connection with the display equipment 11.
Preferably, the diameter of the catheter 2 is 2mm-6mm, the length of the catheter 2 is 60cm-200cm, and the outer surface of the catheter 2 is coated with a super-lubricating layer.
Preferably, the transmission cable 6 is provided as an FPC flexible flat cable or a thin wire.
Preferably, the transmission interface 5 is configured as a wireless bluetooth interface or a wired USB interface.
Preferably, the guide wire 4 is provided as a stainless steel twisted pair, and the length of the guide wire 4 is equal to the length of the catheter 2.
Preferably, the end of the transparent lens sealant 9 is configured as a semi-circular smooth surface.
A method of using a visible nasogastric tube as described above, comprising the steps of:
s1: firstly, a guide wire 4 penetrates into a flow guide cavity 201 of a catheter 2, the guide wire 4 is connected with a guide wire handle 3, the guide wire 4 enhances the strength of the catheter 2 so as to facilitate catheter placement, and a lubricating layer is coated outside the catheter 2 so as to reduce friction between the catheter and a human body cavity during catheter placement;
s2: when the device is used, the catheter 2 with the guide wire 4 is soaked by normal saline, the surface of the catheter is smooth, the catheter penetrates through the pharynx from the nostril and passes through the esophagus to the stomach, the position of the gastrointestinal tube can be seen through the front camera 8 after the gastrointestinal tube enters the stomach, the catheter 2 with the guide wire 4 is adjusted to enable the pipeline to move slowly, the head of the pipeline is aligned with the pylorus of the stomach, and the pipeline penetrates into the intestinal tract from the pylorus;
s3 the guide wire 4 is drawn out through the guide wire handle 3 after the gastrointestinal tube enters the intestine, the catheter 2 is left in the intestine, and the enteral nutrient solution is input into the intestine through the threaded interface 1, so as to achieve the purpose of enteral nutrition.
Compared with the prior art, the invention has the beneficial effects that: the visual nasogastric and intestinal tube and the use method thereof are more scientific and reasonable, the position of the tube can be seen through the camera arranged at the front end of the catheter, the pipeline is moved slowly by adjusting the pipeline with the guide wire, the head of the pipeline is aligned with the pylorus of the stomach, the pipeline penetrates into the intestinal tract from the pylorus, the guide wire is drawn out through the guide wire handle after the gastrointestinal tube enters the intestinal tract, the catheter is left in the intestine, and the enteral nutrient solution is input into the intestine through the interface, so that the purpose of enteral nutrition is achieved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of a catheter according to the present invention;
FIG. 3 is a schematic diagram illustrating a wireless connection status of a display device according to the present invention;
fig. 4 is a schematic diagram illustrating a wired connection state of a display device according to the present invention.
In the figure: the device comprises a threaded interface 1, a catheter 2, a diversion cavity 201, an output port 202, a cable cavity 203, a guide wire handle 3, a guide wire 4, a transmission interface 5, a transmission cable 6, a flexible circuit board 7, a camera 8, transparent lens sealant 9, a light source 10 and a display device 11.
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. 1-4, the present invention provides a technical solution:
example 1:
a visible nasogastric tube comprises a catheter 2 and a display device 11, wherein the diameter of the catheter 2 is 2mm-6mm, the length of the catheter 2 is 60cm-200cm, an ultra-lubricating layer is coated on the outer surface of the catheter 2, one end of the catheter 2 is integrally connected with a threaded interface 1, one end of the threaded interface 1 is connected with a guide wire handle 3 through thread fit, one end, located in the threaded interface 1, of the guide wire handle 3 is connected with a guide wire 4, the inner part of the catheter 2 is partitioned into a guide flow cavity 201 and a cable cavity 203, one end side edge, away from the threaded interface 1, of the catheter 2 is provided with an output port 202, the output port 202 is communicated with the guide flow cavity 201, the guide wire 4 penetrates through the threaded interface 1 into the guide flow cavity 201, the guide wire 4 is arranged to be a stainless steel twisted pair, the length of the guide wire 4 is equal to that of the catheter 2, a, transmission cable 6 alternates in cable chamber 203, transmission cable 6 sets up to FPC soft arranging wire, the one end internally mounted that threaded interface 1 was kept away from to pipe 2 has flexible line way board 7, camera 8 and light source 10, transmission cable 6 and flexible line way board 7 electric connection, flexible line way board 7 and camera 8 and light source 10 electric connection, the sealed 9 shutoff of glue of transparent camera lens is passed through to pipe 2's tip, the sealed tip that glues 9 of transparent camera lens sets up to semicircular smooth surface, avoid causing the damage to patient's gastrointestinal tract, transmission interface 5 and display device 11 signal connection, transmission interface 5 sets up to wireless bluetooth interface, transmission interface 5 passes through bluetooth and display device 11 (can refer to here and refer to figure 3), can see the clear picture that camera 8 was clapped on display device 11.
A method of using a visible nasogastric tube, comprising the steps of:
s1: firstly, a guide wire 4 penetrates into a flow guide cavity 201 of a catheter 2, the guide wire 4 is connected with a guide wire handle 3, the guide wire 4 enhances the strength of the catheter 2 so as to facilitate catheter placement, and a lubricating layer is coated outside the catheter 2 so as to reduce friction between the catheter and a human body cavity during catheter placement;
s2: when the device is used, the catheter 2 with the guide wire 4 is soaked by normal saline, the surface of the catheter is smooth, the catheter penetrates through the pharynx from the nostril and passes through the esophagus to the stomach, the position of the gastrointestinal tube can be seen through the front camera 8 after the gastrointestinal tube enters the stomach, the catheter 2 with the guide wire 4 is adjusted to enable the pipeline to move slowly, the head of the pipeline is aligned with the pylorus of the stomach, and the pipeline penetrates into the intestinal tract from the pylorus;
s3 the guide wire 4 is drawn out through the guide wire handle 3 after the gastrointestinal tube enters the intestine, the catheter 2 is left in the intestine, and the enteral nutrient solution is input into the intestine through the threaded interface 1, so as to achieve the purpose of enteral nutrition.
Example 2:
a visible nasogastric tube comprises a catheter 2 and a display device 11, wherein the diameter of the catheter 2 is 2mm-6mm, the length of the catheter 2 is 60cm-200cm, an ultra-lubricating layer is coated on the outer surface of the catheter 2, one end of the catheter 2 is integrally connected with a threaded interface 1, one end of the threaded interface 1 is connected with a guide wire handle 3 through thread fit, one end, located in the threaded interface 1, of the guide wire handle 3 is connected with a guide wire 4, the inner part of the catheter 2 is partitioned into a guide flow cavity 201 and a cable cavity 203, one end side edge, away from the threaded interface 1, of the catheter 2 is provided with an output port 202, the output port 202 is communicated with the guide flow cavity 201, the guide wire 4 penetrates through the threaded interface 1 into the guide flow cavity 201, the guide wire 4 is arranged to be a stainless steel twisted pair, the length of the guide wire 4 is equal to that of the catheter 2, a, transmission cable 6 alternates in cable chamber 203, transmission cable 6 sets up to thin wire, the one end internally mounted that hickey 1 was kept away from to pipe 2 has flexible line way board 7, camera 8 and light source 10, transmission cable 6 and flexible line way board 7 electric connection, flexible line way board 7 and camera 8 and light source 10 electric connection, the sealed 9 shutoff of glue of transparent lens is passed through to pipe 2's tip, the sealed tip of glue 9 of transparent lens sets up to semicircular smooth surface, avoid causing the damage to patient's intestines and stomach, transmission interface 5 and display device 11 signal connection, transmission interface 5 sets up to wired USB interface, accessible transmission line connection display device 11 (here can refer to figure 4).
A method of using the above visible nasogastric tube, comprising the steps of:
s1: firstly, a guide wire 4 penetrates into a flow guide cavity 201 of a catheter 2, the guide wire 4 is connected with a guide wire handle 3, the guide wire 4 enhances the strength of the catheter 2 so as to facilitate catheter placement, and a lubricating layer is coated outside the catheter 2 so as to reduce friction between the catheter and a human body cavity during catheter placement;
s2: when the device is used, the catheter 2 with the guide wire 4 is soaked by normal saline, the surface of the catheter is smooth, the catheter penetrates through the pharynx from the nostril and passes through the esophagus to the stomach, the position of the gastrointestinal tube can be seen through the front camera 8 after the gastrointestinal tube enters the stomach, the catheter 2 with the guide wire 4 is adjusted to enable the pipeline to move slowly, the head of the pipeline is aligned with the pylorus of the stomach, and the pipeline penetrates into the intestinal tract from the pylorus;
s3 the guide wire 4 is drawn out through the guide wire handle 3 after the gastrointestinal tube enters the intestine, the catheter 2 is left in the intestine, and the enteral nutrient solution is input into the intestine through the threaded interface 1, so as to achieve the purpose of enteral nutrition.
The two groups of embodiments can be taken as embodiments of the invention, and the visual nasogastric and intestinal tube and the use method thereof related by the invention are more scientific and reasonable, the position of the tube can be seen through the camera arranged at the front end of the catheter, the pipeline can be moved slowly by adjusting the pipeline with the guide wire, the head of the pipeline is aligned with the pylorus of the stomach, the pipeline penetrates into the intestinal tract from the pylorus, the guide wire is drawn out through the guide wire handle after the gastrointestinal tube enters the intestinal tract, the catheter is left in the intestinal tract, and the enteral nutrient solution is input into the intestinal tract through the interface, so that the purpose of enteral nutrition is achieved.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. A visible nasogastric tube comprising a catheter 2 and a display device 11, characterized in that: one end of the catheter 2 is integrally connected with a threaded interface 1, one end of the threaded interface 1 is connected with a guide wire handle 3 through thread fit, one end of the guide wire handle 3, which is positioned in the threaded interface 1, is connected with a guide wire 4, the inner partition of the catheter 2 is divided into a guide flow cavity 201 and a cable cavity 203, one end side of the catheter 2, which is far away from the threaded interface 1, is provided with an output port 202, the output port 202 is communicated with the guide flow cavity 201, the guide wire 4 is inserted into the guide flow cavity 201 through the threaded interface 1, the outer side of the threaded interface 1 is provided with a transmission interface 5, the transmission interface 5 is connected with a transmission cable 6, the transmission cable 6 is inserted into the cable cavity 203, one end of the catheter 2, which is far away from the threaded interface 1, is internally provided with a flexible circuit board 7, a camera, the flexible circuit board 7 is electrically connected with the camera 8 and the light source 10, the end part of the conduit 2 is plugged by transparent lens sealing glue 9, and the transmission interface 5 is in signal connection with the display device 11.
2. A visible nasogastrointestinal tube according to claim 1, wherein: the diameter of the guide pipe 2 is 2mm-6mm, the length of the guide pipe 2 is 60cm-200cm, and the outer surface of the guide pipe 2 is coated with a super-lubricating layer.
3. A visible nasogastrointestinal tube according to claim 1, wherein: the transmission cable 6 is provided as an FPC (flexible printed circuit) flexible flat cable or a thin conducting wire.
4. A visible nasogastrointestinal tube according to claim 1, wherein: the transmission interface 5 is set as a wireless Bluetooth interface or a wired USB interface.
5. A visible nasogastrointestinal tube according to claim 2, wherein: the guide wire 4 is provided as a stainless steel twisted pair, and the length of the guide wire 4 is equal to the length of the catheter 2.
6. A visible nasogastrointestinal tube according to claim 1, wherein: the end part of the transparent lens sealant 9 is arranged to be a semicircular smooth surface.
7. A method of using the visible nasogastric tube of any one of claims 1-6, comprising the steps of:
s1: firstly, a guide wire 4 penetrates into a flow guide cavity 201 of a catheter 2, the guide wire 4 is connected with a guide wire handle 3, the guide wire 4 enhances the strength of the catheter 2 so as to facilitate catheter placement, and a lubricating layer is coated outside the catheter 2 so as to reduce friction between the catheter and a human body cavity during catheter placement;
s2: when the device is used, the catheter 2 with the guide wire 4 is soaked by normal saline, the surface of the catheter is smooth, the catheter penetrates through the pharynx from the nostril and passes through the esophagus to the stomach, the position of the gastrointestinal tube can be seen through the front camera 8 after the gastrointestinal tube enters the stomach, the catheter 2 with the guide wire 4 is adjusted to enable the pipeline to move slowly, the head of the pipeline is aligned with the pylorus of the stomach, and the pipeline penetrates into the intestinal tract from the pylorus;
s3 the guide wire 4 is drawn out through the guide wire handle 3 after the gastrointestinal tube enters the intestine, the catheter 2 is left in the intestine, and the enteral nutrient solution is input into the intestine through the threaded interface 1, so as to achieve the purpose of enteral nutrition.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911384062.6A CN111012679A (en) | 2019-12-28 | 2019-12-28 | Visible nasogastric tube and application method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911384062.6A CN111012679A (en) | 2019-12-28 | 2019-12-28 | Visible nasogastric tube and application method thereof |
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| CN111012679A true CN111012679A (en) | 2020-04-17 |
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| CN201911384062.6A Pending CN111012679A (en) | 2019-12-28 | 2019-12-28 | Visible nasogastric tube and application method thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113069369A (en) * | 2021-03-09 | 2021-07-06 | 中国人民解放军陆军军医大学第二附属医院 | Novel stomach tube |
| CN113208928A (en) * | 2021-05-19 | 2021-08-06 | 上海益燊工贸有限公司 | Visual guide type disposable nasogastric-intestinal tube and tube placing method thereof |
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|---|---|---|---|---|
| US6606515B1 (en) * | 1996-09-13 | 2003-08-12 | Scimed Life Systems, Inc. | Guide wire insertion and re-insertion tools and methods of use |
| CN203829018U (en) * | 2014-04-10 | 2014-09-17 | 重庆金山科技（集团）有限公司 | Visual abortion sucking tube |
| CN204182009U (en) * | 2014-09-05 | 2015-03-04 | 广州中医药大学第一附属医院 | A kind of visual air-cell guide-wire nasogastric tube |
| CN207492750U (en) * | 2017-01-23 | 2018-06-15 | 江苏苏云医疗器材有限公司 | A kind of disposable visual gastric tube |
| CN212090251U (en) * | 2019-12-28 | 2020-12-08 | 南通安诺医疗科技有限公司 | Visual nasogastric tube |
-
2019
- 2019-12-28 CN CN201911384062.6A patent/CN111012679A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6606515B1 (en) * | 1996-09-13 | 2003-08-12 | Scimed Life Systems, Inc. | Guide wire insertion and re-insertion tools and methods of use |
| CN203829018U (en) * | 2014-04-10 | 2014-09-17 | 重庆金山科技（集团）有限公司 | Visual abortion sucking tube |
| CN204182009U (en) * | 2014-09-05 | 2015-03-04 | 广州中医药大学第一附属医院 | A kind of visual air-cell guide-wire nasogastric tube |
| CN207492750U (en) * | 2017-01-23 | 2018-06-15 | 江苏苏云医疗器材有限公司 | A kind of disposable visual gastric tube |
| CN212090251U (en) * | 2019-12-28 | 2020-12-08 | 南通安诺医疗科技有限公司 | Visual nasogastric tube |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113069369A (en) * | 2021-03-09 | 2021-07-06 | 中国人民解放军陆军军医大学第二附属医院 | Novel stomach tube |
| CN113208928A (en) * | 2021-05-19 | 2021-08-06 | 上海益燊工贸有限公司 | Visual guide type disposable nasogastric-intestinal tube and tube placing method thereof |
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