CN110075410A - A kind of novel stomach relief pipe of department of general surgery - Google Patents
A kind of novel stomach relief pipe of department of general surgery Download PDFInfo
- Publication number
- CN110075410A CN110075410A CN201910454255.8A CN201910454255A CN110075410A CN 110075410 A CN110075410 A CN 110075410A CN 201910454255 A CN201910454255 A CN 201910454255A CN 110075410 A CN110075410 A CN 110075410A
- Authority
- CN
- China
- Prior art keywords
- wall
- sleeve
- pipe
- connector
- department
- 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.)
- Granted
Links
Classifications
-
- A61M1/0023—
-
- 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
- A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
- A61M1/71—Suction drainage systems
- A61M1/74—Suction control
-
- 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
- A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
- A61M1/84—Drainage tubes; Aspiration tips
-
- 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
-
- 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
- A61M25/0043—Catheters; Hollow probes characterised by structural features
-
- 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
-
- 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
Landscapes
- Health & Medical Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hematology (AREA)
- Public Health (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Engineering & Computer Science (AREA)
- Veterinary Medicine (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Pulmonology (AREA)
- Biophysics (AREA)
- Vascular Medicine (AREA)
- Surgery (AREA)
- Child & Adolescent Psychology (AREA)
- External Artificial Organs (AREA)
- Surgical Instruments (AREA)
- Media Introduction/Drainage Providing Device (AREA)
Abstract
The present invention relates to the field of medical instrument technology, more particularly to a kind of novel stomach relief pipe of department of general surgery, including liquid storage pipe, the upper end of the liquid storage pipe is provided with the first connector, second connector and third connector, the lower end of the liquid storage pipe is provided with leakage fluid dram, the upper end of second connector is connected with pressure stabilizing mechanism, one end of the upper end gastric intubation of the third connector, when the present apparatus uses, gastric intubation is inserted into the stomach portion of patient, and the first connector is connected with air exhauster, start air exhauster, negative pressure is formed inside liquid storage pipe, the gas in stomach and intestine portion and liquid can be sucked out for gastric intubation, realize the decompression in patient's stomach and intestine portion, the present apparatus is easy to operate simple, and pressure stabilizing mechanism can effective anti-locking apparatus internal pressure it is too low, the stomach portion of patient is protected.
Description
Technical field
The present invention relates to the novel stomach relief pipes of the field of medical instrument technology more particularly to a kind of department of general surgery.
Background technique
Gastrointestinal decompression is the commonly used treatment means of medical field, which is the original using vacuum suction and siphon
Reason, stomach tube is inserted into from oral cavity or nasal cavity, the gas and liquid that accumulate in gastrointestinal tract is sucked out by stomach tube, to gastrointestinal obstruction
Patient can lower pressure and degrees of expansion in gastrointestinal tract, can prevent gastrointestinal contents from continuing through cut gastrointestinal perforation patient
Abdominal cavity is leak into, and is conducive to the postoperative identical healing of gastrointestinal anastomosis.Therefore the scope of application is very wide, is usually used in acute gastric dilatation, intestines
Obstruction, after gastric-intestinal perforation repairing or ablation and biliary tract or pancreatic surgery.
But the stomach portion of some patients is more fragile, stomach decompressor in use, the pressure of stomach decompressor not
It is easy to control, it is easy that the stomach portion of patient is caused to damage.
Summary of the invention
The purpose of the present invention is to solve disadvantages existing in the prior art, and the novel intestines of a kind of department of general surgery proposed
Stomach relief pipe.
To achieve the goals above, present invention employs following technical solutions:
A kind of department of general surgery novel stomach relief pipe, including liquid storage pipe, the upper end of the liquid storage pipe be provided with the first connector,
Second connector and third connector, the lower end of the liquid storage pipe are provided with leakage fluid dram, and the upper end of second connector is connected with pressure stabilizing
Mechanism, one end of the upper end gastric intubation of the third connector；
The pressure stabilizing mechanism includes box body, and the upper end of the inboard wall of cartridge is provided with air bag, and the air bag is circular ring shape, and
The inside of air bag through-hole is inserted with adjustable pipe, and the upper end of the adjustable pipe is provided with end socket, and the lower end of adjustable pipe is plugged in gear
The inside of plate, the upper end of the baffle are fixedly connected with the lower end of air bag, and the adjustable pipe upper end is socketed with first sleeve, described
First sleeve is connected with the upper end of box body, and first through hole is offered in the adjustable pipe, and is offered in the first sleeve
Two through-holes, the first through hole match connection with the second through-hole.
Preferably, the upper end of the box body is provided with the second casing and third casing, the outer wall of second casing and
The inner wall of sleeve is in contact, and the inner wall of the third casing is in contact with the outer wall of first sleeve.
Preferably, screw thread is offered on the inner wall of the third casing, the lower end of the first sleeve lateral wall offers
Screw thread, third casing are connected through a screw thread with first sleeve.
Preferably, the second sealing ring, the outer wall of second sealing ring and are provided on the outer wall of second casing
A set of inside pipe wall is in contact.
Preferably, the first sealing ring is provided on the outer wall of the adjustable pipe, the quantity of first sealing ring is two,
And first sealing ring be located at the two sides of first through hole, and the outside of the first sealing ring is in contact with the inner wall of first sleeve.
Preferably, the upper end of the first sleeve is provided with handle.
Preferably, the material of the air bag is rubber, and the inside of air bag is filled with air, and the pressure of inside air bag
For a standard atmospheric pressure.
The beneficial effects of the present invention are:
1, gastric intubation is in use, is inserted into the stomach portion of patient, and the first connector is connected with air exhauster by the present apparatus,
Start air exhauster, form negative pressure inside liquid storage pipe, the gas in stomach and intestine portion and liquid can be sucked out for gastric intubation, realize patient's stomach and intestine
The decompression in portion.
2, in device use process, after forming negative pressure inside liquid storage pipe, the air pressure of inside air bag is greater than in liquid storage pipe
Air pressure, air bag can expand downwards at this time, and air bag drives baffle to move downward, and final back plate drives adjustable pipe to move downward, and work as storage
When liquid pipe internal pressure is too small, air bag expansion amplitude is big, and second in the first through hole and first sleeve in adjustable pipe is logical at this time
Hole is connected, and ambient atmos can enter the inside of device, so that liquid storage pipe internal pressure rises, finally makes inside liquid storage pipe
Pressure will not be too low.
3, can be with swing handle in operating process, first sleeve is rotated around third casing at this time, can be to the second through-hole
The distance between box body adjusts up and down, so as to adjust the pressure value inside device, the distance between the second through-hole and box body compared with
Hour, the negative pressure being able to maintain inside engagement positions is larger, when the distance between the second through-hole and box body are larger, energy inside engagement positions
The negative pressure enough kept is smaller.
In conclusion the present apparatus is easy to operate simple, and pressure stabilizing mechanism can effective anti-locking apparatus internal pressure it is too low,
The stomach portion of patient is protected.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of the novel stomach relief pipe of department of general surgery proposed by the present invention；
Fig. 2 is the structural schematic diagram of pressure stabilizing mechanism proposed by the present invention；
Fig. 3 is the enlarged structure schematic diagram in Fig. 2 proposed by the present invention at A.
In figure: 1 liquid storage pipe, 2 first connectors, 3 second connectors, 4 third connectors, 5 gastric intubations, 6 box bodys, 7 leakage fluid drams, 8 gas
It is capsule, 9 baffles, 10 adjustable pipes, 11 first sleeves, 12 handles, 13 second casings, 14 third casings, 15 first through hole, 16 first close
Seal, 17 second through-holes, 18 second sealing rings.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.
Referring to Fig.1-3, a kind of department of general surgery novel stomach relief pipe, including liquid storage pipe 1, liquid storage pipe 1 are hard transparent modeling
Expects pipe, the upper end of the liquid storage pipe 1 are provided with the first connector 2, the second connector 3 and third connector 4, the lower end of the liquid storage pipe 1
It is provided with leakage fluid dram 7, shut-off valve is installed on leakage fluid dram 7, the upper end of second connector 3 is connected with pressure stabilizing mechanism, and described
One end for being socketed with gastric intubation 5 of three connectors 4；
The pressure stabilizing mechanism includes box body 6, and the lower end of box body 6 offers circular hole, the lower end of box body 6 and the second connector 3
Upper end is connected, and the upper end of 6 inner wall of box body, which is glued, air bag 8, and the air bag 8 is circular ring shape, and the inside of 8 through-hole of air bag
It is inserted with adjustable pipe 10, air bag 8 and adjustable pipe 10, which are glued, to be connected, and the upper end of the adjustable pipe 10 is provided with end socket, and adjustable pipe
10 lower end is plugged in the inside of baffle 9, and baffle 9 is circular ring shape, and the outer diameter of baffle 9 is less than the internal diameter of box body 6, adjustable pipe 10 with
The inner wall of baffle 9 is glued connection, and the upper end of the baffle 9 is fixedly connected with the lower end of air bag 8,10 upper end of the adjustable pipe socket
There is first sleeve 11, the first sleeve 11 is connected with the upper end of box body 6, first through hole 15 is offered in the adjustable pipe,
The second through-hole 17 is offered in the first sleeve 11, the first through hole 15 matches connection with the second through-hole 17.
Further, the upper end of box body 6, which is glued, the second casing 13 and third casing 14, the outer wall of second casing 13
It is in contact with the inner wall of first sleeve 11, the inner wall of the third casing 14 is in contact with the outer wall of first sleeve 11.
Further, screw thread is offered on the inner wall of third casing 14, the lower end of 11 lateral wall of first sleeve opens up
There is screw thread, third casing 14 is connected through a screw thread with first sleeve 11.
Further, the second sealing ring 18, the outer wall of second sealing ring 18 are provided on the outer wall of the second casing 13
It is in contact with 11 inner wall of first sleeve, the second sealing ring 18 can be improved the sealing between the second casing 13 and first sleeve 11
Property.
Further, the first sealing ring 16 is provided on the outer wall of adjustable pipe 10, the quantity of first sealing ring 16 is
Two, and the first sealing ring 16 is located at the two sides of first through hole 15, and the outside of the first sealing ring 16 and first sleeve 11
Inner wall is in contact, and the first sealing ring 16 can be improved the leakproofness between adjustable pipe 10 and first sleeve 11.
Further, the upper end of first sleeve 11 is provided with handle 12.
Further, the material of air bag 8 is rubber, and the inside of air bag 8 is filled with air, and the pressure inside air bag 8
Power is a standard atmospheric pressure.
In the present embodiment, gastric intubation 5 in use, is inserted into the stomach portion of patient, and by the first connector 2 and take out by the present apparatus
Mechanism of qi is connected, and starts air exhauster, and negative pressure is formed inside liquid storage pipe 1, and gastric intubation 5 can inhale the gas in stomach and intestine portion and liquid
Out, the decompression for realizing patient's stomach and intestine portion, the gas in device use process, after forming negative pressure inside liquid storage pipe 1, inside air bag 8
Pressure is greater than the air pressure in liquid storage pipe 1, and air bag 8 can expand downwards at this time, and air bag 8 drives baffle 9 to move downward, 9 band of final back plate
Dynamic adjustable pipe 10 moves downward, and when 1 internal pressure of liquid storage pipe is too small, 8 expansion amplitude of air bag is big, at this time the in adjustable pipe 10
One through-hole 15 is connected with the second through-hole 17 in first sleeve, and ambient atmos can enter the inside of device, so that liquid storage pipe 1
Internal pressure rises, and finally makes 1 internal pressure of liquid storage pipe will not be too low, in operating process, can with swing handle 12, at this time the
Sleeve 11 is rotated around third casing 14, can be adjusted up and down to the distance between the second through-hole 17 and box body 6, so as to adjust
Pressure value inside device, when the distance between the second through-hole 17 and box body 6 are smaller, adjustable pipe 10 moves downward longer distance
Afterwards, extraneous air can just enter the inside of device, and the negative pressure being able to maintain inside engagement positions is larger, the second through-hole 17 and box
When the distance between body 6 is larger, after pipe 10 moves downward the distance of very little, extraneous air just can enter the inside of device,
The negative pressure being able to maintain inside engagement positions is smaller.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (7)
1. a kind of novel stomach relief pipe of department of general surgery, including liquid storage pipe (1), which is characterized in that the upper end of the liquid storage pipe (1)
It is provided with the first connector (2), the second connector (3) and third connector (4), the lower end of the liquid storage pipe (1) is provided with leakage fluid dram
(7), the upper end of second connector (3) is connected with pressure stabilizing mechanism, one end of the upper end gastric intubation (5) of the third connector (4)；
The pressure stabilizing mechanism includes box body (6), and the upper end of box body (6) inner wall is provided with air bag (8), and the air bag (8) is
Circular ring shape, and the inside of air bag (8) through-hole is inserted with adjustable pipe (10), the upper end of the adjustable pipe (10) is provided with end socket, and
The lower end of adjustable pipe (10) is plugged in the inside of baffle (9), and the upper end of the baffle (9) is fixedly connected with the lower end of air bag (8),
Adjustable pipe (10) upper end is socketed with first sleeve (11), and the first sleeve (11) is connected with the upper end of box body (6), institute
It states and is offered in adjustable pipe first through hole (15), offered the second through-hole (17) on the first sleeve (11), described first is logical
Hole (15) matches connection with the second through-hole (17).
2. a kind of novel stomach relief pipe of department of general surgery according to claim 1, which is characterized in that the box body (6)
Upper end is provided with the second casing (13) and third casing (14), and the outer wall of second casing (13) is interior with first sleeve (11)
Wall is in contact, and the inner wall of the third casing (14) is in contact with the outer wall of first sleeve (11).
3. a kind of novel stomach relief pipe of department of general surgery according to claim 2, which is characterized in that the third casing
(14) offer screw thread on inner wall, the lower end of first sleeve (11) lateral wall offers screw thread, third casing (14) with
First sleeve (11) is connected through a screw thread.
4. a kind of novel stomach relief pipe of department of general surgery according to claim 2, which is characterized in that second casing
(13) it is provided on outer wall the second sealing ring (18), outer wall and first sleeve (11) the inner wall phase of second sealing ring (18)
Contact.
5. a kind of novel stomach relief pipe of department of general surgery according to claim 1, which is characterized in that the adjustable pipe (10)
Outer wall on be provided with the first sealing ring (16), the quantity of first sealing ring (16) is two, and the first sealing ring (16)
Positioned at the two sides of first through hole (15), and the outside of the first sealing ring (16) is in contact with the inner wall of first sleeve (11).
6. a kind of novel stomach relief pipe of department of general surgery according to claim 1, which is characterized in that the first sleeve
(11) upper end is provided with handle (12).
7. a kind of novel stomach relief pipe of department of general surgery according to claim 1, which is characterized in that the air bag (8)
Material is rubber, and the inside of air bag (8) is filled with air, and the pressure of air bag (8) inside is a standard atmospheric pressure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910454255.8A CN110075410B (en) | 2019-05-29 | 2019-05-29 | Gastrointestinal decompression tube for general surgery department |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910454255.8A CN110075410B (en) | 2019-05-29 | 2019-05-29 | Gastrointestinal decompression tube for general surgery department |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110075410A true CN110075410A (en) | 2019-08-02 |
| CN110075410B CN110075410B (en) | 2021-08-03 |
Family
ID=67422277
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910454255.8A Expired - Fee Related CN110075410B (en) | 2019-05-29 | 2019-05-29 | Gastrointestinal decompression tube for general surgery department |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110075410B (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4715848A (en) * | 1985-04-15 | 1987-12-29 | Beroza Gregory A | Gastro-intestinal lavage system and method |
| CN2322620Y (en) * | 1998-01-12 | 1999-06-09 | 孙振宇 | Disposable gastrointestinal decompression device |
| CN201120006Y (en) * | 2007-09-21 | 2008-09-24 | 捷锐企业(上海)有限公司 | Multipurpose medical negative pressure regulator |
| WO2012109198A1 (en) * | 2011-02-07 | 2012-08-16 | Brigham And Women's Hospital, Inc. | Medical aspiration apparatus |
| CN202875898U (en) * | 2012-11-14 | 2013-04-17 | 毕云成 | Novel gastrointestinal decompression box |
| CN104375209A (en) * | 2014-11-14 | 2015-02-25 | 无锡信大气象传感网科技有限公司 | Directional exhaust type constant-pressure sounding balloon and air inflation method thereof |
| CN207195770U (en) * | 2017-09-08 | 2018-04-06 | 维强阀门科技有限公司 | A kind of adjustable safety constant pressure valve |
| CN207297997U (en) * | 2017-10-12 | 2018-05-01 | 四川德力铁道科技有限公司 | A kind of breather valve equipment |
| CN109045371A (en) * | 2018-08-31 | 2018-12-21 | 毛新梅 | A kind of internal hydrops Steady pressure drainage device of operation |
-
2019
- 2019-05-29 CN CN201910454255.8A patent/CN110075410B/en not_active Expired - Fee Related
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4715848A (en) * | 1985-04-15 | 1987-12-29 | Beroza Gregory A | Gastro-intestinal lavage system and method |
| CN2322620Y (en) * | 1998-01-12 | 1999-06-09 | 孙振宇 | Disposable gastrointestinal decompression device |
| CN201120006Y (en) * | 2007-09-21 | 2008-09-24 | 捷锐企业(上海)有限公司 | Multipurpose medical negative pressure regulator |
| WO2012109198A1 (en) * | 2011-02-07 | 2012-08-16 | Brigham And Women's Hospital, Inc. | Medical aspiration apparatus |
| CN202875898U (en) * | 2012-11-14 | 2013-04-17 | 毕云成 | Novel gastrointestinal decompression box |
| CN104375209A (en) * | 2014-11-14 | 2015-02-25 | 无锡信大气象传感网科技有限公司 | Directional exhaust type constant-pressure sounding balloon and air inflation method thereof |
| CN207195770U (en) * | 2017-09-08 | 2018-04-06 | 维强阀门科技有限公司 | A kind of adjustable safety constant pressure valve |
| CN207297997U (en) * | 2017-10-12 | 2018-05-01 | 四川德力铁道科技有限公司 | A kind of breather valve equipment |
| CN109045371A (en) * | 2018-08-31 | 2018-12-21 | 毛新梅 | A kind of internal hydrops Steady pressure drainage device of operation |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110075410B (en) | 2021-08-03 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| RU2012107127A (en) | ASPIRATION SYSTEM LOCATED BELOW THE VOICE SLIT | |
| WO1987000034A2 (en) | Artificial bezoar | |
| CN206166884U (en) | Anus intestines intubate | |
| CN206463227U (en) | A kind of infusion vessel | |
| CN110075410A (en) | A kind of novel stomach relief pipe of department of general surgery | |
| CN207785324U (en) | A kind of novel connection of intragastric balloon system and release structure | |
| CN202052182U (en) | Gastrointestinal casing | |
| CN106075689A (en) | Tracheostomy cannula | |
| CN201510626U (en) | Medical nasogastric tube | |
| CN202223288U (en) | Novel Sengstaken-Blakemore tube | |
| CN215133690U (en) | Stomach tube for stomach cutting and weight losing operation | |
| CN212214341U (en) | Disposable sterile silica gel trachea cannula | |
| CN204582219U (en) | One can locate mode endotracheal tube | |
| CN111110326A (en) | Puncture needle special for cricothyroid membrane puncture | |
| CN206334190U (en) | A kind of ileal conduit balloon dilator | |
| CN207804676U (en) | A kind of newborn's stomach decompression instrument | |
| CN203017041U (en) | Inflatable double-opening-hinge protection type puncture outfit used for thoracoscope | |
| CN203677677U (en) | Specially-shaped laryngeal mask | |
| CN2801198Y (en) | Single-cavity, double-bag type trachea canula | |
| CN206507981U (en) | Abdominal cavity sealing device | |
| CN204411457U (en) | With the endotracheal tube of synchronous airway pressure formula balloonet | |
| CN214633173U (en) | Anti-drop structure of stomach intestine decompression pipe | |
| CN214343838U (en) | Double-air-bag ventilation catheter | |
| CN114404687B (en) | Gastrointestinal fluid pressure reducing device for gastrointestinal surgery | |
| CN213217570U (en) | Auxiliary device for laparoscopic surgery |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210803 |