CN218652607U - Neonate's stomach drainage pressure relief device - Google Patents
Neonate's stomach drainage pressure relief device Download PDFInfo
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- CN218652607U CN218652607U CN202221848351.4U CN202221848351U CN218652607U CN 218652607 U CN218652607 U CN 218652607U CN 202221848351 U CN202221848351 U CN 202221848351U CN 218652607 U CN218652607 U CN 218652607U
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- drainage
- cavity
- negative pressure
- piston
- device body
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- 210000002784 stomach Anatomy 0.000 title claims abstract description 38
- 230000006837 decompression Effects 0.000 claims abstract description 40
- 230000002496 gastric effect Effects 0.000 claims abstract description 28
- 238000005192 partition Methods 0.000 claims abstract description 23
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 22
- 239000000741 silica gel Substances 0.000 claims description 22
- 229910002027 silica gel Inorganic materials 0.000 claims description 22
- 238000010992 reflux Methods 0.000 claims description 6
- 239000012528 membrane Substances 0.000 claims 1
- 210000003736 gastrointestinal content Anatomy 0.000 abstract description 11
- 210000000936 intestine Anatomy 0.000 abstract description 5
- 230000006378 damage Effects 0.000 abstract description 2
- 230000008878 coupling Effects 0.000 abstract 1
- 238000010168 coupling process Methods 0.000 abstract 1
- 238000005859 coupling reaction Methods 0.000 abstract 1
- 230000000642 iatrogenic effect Effects 0.000 abstract 1
- 230000000151 anti-reflux effect Effects 0.000 description 16
- 230000000968 intestinal effect Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000003203 everyday effect Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 206010000060 Abdominal distension Diseases 0.000 description 1
- 206010061213 Iatrogenic injury Diseases 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000740 bleeding effect Effects 0.000 description 1
- 210000002249 digestive system Anatomy 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 210000001156 gastric mucosa Anatomy 0.000 description 1
- 210000004229 gastric stump Anatomy 0.000 description 1
- 208000015181 infectious disease Diseases 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 210000004877 mucosa Anatomy 0.000 description 1
- 210000004400 mucous membrane Anatomy 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
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Abstract
The utility model discloses a gastrointestinal drainage pressure reducing device for neonates, which comprises a drainage device body, wherein the upper end of the drainage device body is provided with a top cover, and the lower end of the drainage device body is provided with a bottom cover; a first partition plate is arranged in the tube cavity of the drainage device body and is used for dividing the tube cavity into a drainage cavity and a decompression cavity; the upper end of the first clapboard is provided with a one-way check valve which is communicated with the drainage cavity and the decompression cavity; and a negative pressure generating assembly is arranged in the decompression cavity and is arranged below the second partition plate. The utility model discloses a subassembly production negative pressure takes place for the negative pressure to make the negative pressure transmit to anti palirrhea pipe by one-way check valve, and then transmit to the stomach tube by anti palirrhea pipe, thereby absorb out the unnecessary stomach content of neonate's intestines and stomach, the stomach content that will absorb out passes through stomach tube coupling hose and anti palirrhea pipe and introduces the drainage chamber, and the device structure is small and exquisite light, and convenient operation avoids iatrogenic source nature damage, improves clinical work efficiency.
Description
Technical Field
The utility model relates to the technical field of medical equipment, in particular to neonate's stomach drainage pressure relief device.
Background
In the clinical practice in neonatal intensive care units, part of neonates need continuous gastrointestinal decompression due to their own diseases. The newborn is affected by the objective condition of the body, the digestive system is not mature, and the stomach volume is small. At present, when infants including neonates are subjected to gastrointestinal decompression, a disposable negative pressure drainage device with the same size as that of an adult is mainly used, due to the physiological particularity of the neonates, the conventional device cannot quantify the actual pressure, and if the pressure is too low, gastric contents cannot be drained, so that the purpose of decompression cannot be achieved; if the pressure is too high, the gastric mucosa is easy to be damaged, complications such as bleeding and infection are caused, the treatment effect cannot be achieved, and the pressure is not suitable for the neonate, so that doctors cannot timely know the illness state of the neonate, and the clinical treatment is affected.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a neonate's stomach drainage pressure relief device to solve current drainage device to the neonate's stomach decompression controllability poor, the security is low, use inconvenient problem.
In order to achieve the above object, the utility model provides a following technical scheme:
a gastrointestinal drainage pressure reduction device for a newborn comprises a drainage device body, wherein the drainage device body is of a cylindrical structure, a top cover is arranged at the upper end of the drainage device body, and a bottom cover is arranged at the lower end of the drainage device body; the drainage device comprises a drainage device body and is characterized in that a first partition plate is arranged in a tube cavity of the drainage device body, the first partition plate is vertically arranged along the axial direction of the tube cavity, and the first partition plate is used for dividing the tube cavity into a drainage cavity and a decompression cavity; a second clapboard is arranged above the decompression cavity, wherein the second clapboard is horizontally arranged, and a through hole is formed in the center of the second clapboard; the upper end of the first partition plate is provided with a one-way check valve which is communicated with the drainage cavity and the decompression cavity, and the one-way check valve is positioned above the second partition plate; a negative pressure generating assembly is arranged in the decompression cavity and is arranged below the second partition plate; the negative pressure generating assembly comprises a cylinder, a piston and a push rod, wherein the side edge of the piston is in interference fit with the inner wall of the cylinder; the bottom of the piston is fixedly connected with one end of a push rod, and the other end of the push rod penetrates through the bottom cover and extends downwards to form a decompression cavity.
Preferably, the negative pressure generating assembly comprises a cylinder, a piston, a spring and a push rod, wherein the side edge of the piston is in interference fit with the inner wall of the cylinder, and the spring is sleeved on the outer side of the push rod; the lower end of the spring is fixedly connected with the inner wall of the bottom cover, and the upper end of the spring is fixedly connected with the lower end of the piston; the bottom of the piston is fixedly connected with one end of a push rod, and the other end of the push rod penetrates through the bottom cover and extends downwards to form a decompression cavity.
Preferably, the negative pressure generating assembly comprises a cylinder, a piston and a screw, wherein the side edge of the piston is in interference fit with the inner wall of the cylinder; the bottom of the piston is fixedly connected with the top end of the screw rod, and the bottom end of the screw rod penetrates through the bottom cover and extends downwards to form a decompression cavity; the bottom cover is provided with an internal thread hole, wherein a screw rod penetrates through the internal thread hole, and the screw rod is connected with the internal thread hole in a screwing mode.
Preferably, the top cover is provided with a reflux-resistant catheter, the lower end of the reflux-resistant catheter extends into the drainage cavity, and the upper end of the reflux-resistant catheter is communicated with the gastric tube.
Preferably, a negative pressure conduit is arranged on the top cover, the lower end of the negative pressure conduit extends into the pressure reduction cavity, and the upper end of the negative pressure conduit is connected with a negative pressure suction device.
Preferably, be equipped with the silica gel hose on the top cap, this silica gel hose lower extreme extends to the drainage intracavity, and wherein silica gel hose upper end is equipped with the end cap.
Preferably, the lower end of the negative pressure conduit is provided with a first waterproof breathable film, and the lower end of the silica gel hose is provided with a second waterproof breathable film.
Preferably, a scale value is arranged on one side of the drainage device body, which is close to the drainage cavity, wherein the capacity of the drainage cavity is 100ml, and the precision unit value of the scale value is 1ml.
Preferably, a fixing clamp is arranged on one side, close to the decompression cavity, of the drainage device body.
Compared with the prior art, the beneficial effects of the utility model are that: the negative pressure generating assembly generates negative pressure, so that the negative pressure is transmitted to the anti-reflux catheter through the one-way check valve and then transmitted to the stomach tube connecting hose through the anti-reflux catheter, the difference between the air pressure in the stomach of the newborn and the air pressure outside the stomach of the newborn can be utilized, the redundant stomach contents in the stomach of the newborn are absorbed, the absorbed stomach contents are introduced into the drainage cavity through the stomach tube and the anti-reflux catheter, the absorption speed can be conveniently controlled through the arranged negative pressure generating assembly, and the injury of the newborn caused by the negative pressure can be prevented; simultaneously through locating the scale on the drainage tube, demonstrate the drainage volume of stomach content, scale precision unit value is 1ml, the estimation drainage volume of being more convenient for, the device structure is small and exquisite light, convenient operation, can be at any time, visual regulation stomach intestine decompression pressure, the stomach mucous membrane of protection neonate avoids the iatrogenic injury, the drainage volume and the drainage volume of every day at the moment of being convenient for observe and record simultaneously improve clinical work efficiency.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a schematic structural view of the present invention connecting the gastric tube and the negative pressure suction device;
fig. 3 is a schematic view of the internal structure of the present invention;
FIG. 4 is an enlarged view of the structure shown at A in FIG. 3;
FIG. 5 is a schematic structural diagram of a preferred embodiment of the present invention;
fig. 6 is a schematic structural view of another preferred embodiment of the present invention.
Wherein: 1. a drainage device body; 2. a top cover; 3. a bottom cover; 4. a first separator; 5. a drainage lumen; 6. A decompression chamber; 7. a second separator; 8. a through hole; 9. a one-way check valve; 10. a negative pressure generating assembly; 101. A barrel; 102. a piston; 103. a push rod; 104. a spring; 105. a screw; 11. an anti-reflux catheter; 12. a gastric tube; 13. a one-way flapper valve; 14. a negative pressure conduit; 15. a first waterproof breathable film; 16. a pressure gauge; 17. a silica gel hose; 18. a plug; 19. a second waterproof breathable film; 20. a scale value; 21. a fixing clip; 22. and (4) an internal threaded hole.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Example 1
Referring to fig. 1 to 4, a gastrointestinal drainage pressure reduction device for a neonate includes a drainage device body 1, the drainage device body 1 is of a cylindrical structure, wherein a top cover 2 is arranged at the upper end of the drainage device body 1, and a bottom cover 3 is arranged at the lower end of the drainage device body 1; a first partition plate 4 is arranged in the tube cavity of the drainage device body 1, the first partition plate 4 is vertically arranged along the axial direction of the tube cavity, and the first partition plate 4 is used for dividing the tube cavity into a drainage cavity 5 and a decompression cavity 6; a second clapboard 7 is arranged above the decompression cavity 6, wherein the second clapboard 7 is horizontally arranged, and a through hole 8 is formed in the center of the second clapboard 7; the upper end of the first clapboard 4 is provided with a one-way check valve 9, the one-way check valve 9 is communicated with the drainage cavity 5 and the decompression cavity 6, and the one-way check valve 9 is positioned above the second clapboard 7; a negative pressure generating assembly 10 is arranged in the decompression cavity 6, and the negative pressure generating assembly 10 is arranged below the second partition plate 7; the negative pressure generating assembly 10 comprises a cylinder 101, a piston 102 and a push rod 103, wherein the side edge of the piston 102 is in interference fit with the inner wall of the cylinder 101, and the piston 102 slides up and down along the inner wall of the cylinder 101 under the action of external force; the bottom of the piston 102 is fixedly connected with one end of a push rod 103, and the other end of the push rod 103 penetrates through the bottom cover 3 and extends downwards to form the decompression chamber 6.
It is specific, be equipped with anti palirrhea pipe 11 on top cap 2, this anti 11 lower extremes of palirrhea pipe extend to in the drainage chamber 5, wherein anti 11 upper ends intercommunication stomach tubes 12 of palirrhea pipe, anti 11 lower extremes of palirrhea pipe are equipped with one-way flap valve 13, take place the unnecessary gastric content of neonate's intestines stomach under the effect of subassembly 10 at the negative pressure and introduce drainage chamber 5 through stomach tubes 12 and anti palirrhea pipe 11, wherein set up the backflow of gastric content in the drainage chamber 5 of one-way flap valve 13 at anti 11 lower extremes of palirrhea pipe, improve the security of this device.
Specifically, the top cover 2 is provided with a negative pressure conduit 14, the lower end of the negative pressure conduit 14 extends into the decompression cavity 6, wherein the lower end of the negative pressure conduit 14 is provided with a first waterproof breathable film 15; the upper end of the negative pressure conduit 14 is connected with a negative pressure suction device which can be a hospital central negative pressure system, wherein a pressure gauge 16 is arranged between the medical central negative pressure system and the negative pressure conduit 14. The negative pressure device adopts the existing medical central suction system, a vacuum pump unit of a central suction station is used as a negative pressure source, the suction of the vacuum pump is used for enabling a suction system pipeline to reach a required negative pressure value, and suction is generated at the terminal of an operating room, a rescue room, a treatment room and each ward.
Specifically, a silica gel hose 17 is arranged on the top cover 2, the lower end of the silica gel hose 17 extends into the drainage cavity 5, a second waterproof and breathable film 19 is arranged at the lower end of the silica gel hose 17, and a plug 18 is arranged at the upper end of the silica gel hose 17; the plug 18 at the upper end of the silica gel hose 17 is opened, the anti-reflux catheter 11 is communicated with the stomach tube 12, so that the drainage cavity 5 and the decompression cavity 6 are equal to the atmospheric pressure, the constant-pressure drainage of the stomach tube 12 is realized, and the stomach mucosa of the newborn is prevented from being damaged by unnecessary excessive negative pressure; when the stomach tube 12 needs to be intermittently clamped and closed, the stomach tube 12 is only required to be disconnected from the anti-reflux catheter 11, and then the upper end of the silica gel hose 17 is communicated with the anti-reflux catheter 11; when the neonate is abdominal-inflated, the upper end of the silica gel hose 17 can be communicated with the negative pressure conduit 14, negative pressure is generated through the negative pressure generating assembly 10, so that negative pressure generated in the barrel body 101 is transmitted to the anti-reflux conduit 11 through the one-way check valve 9, and further transmitted to the stomach tube 12 through the anti-reflux conduit 11, and the redundant stomach contents in the stomach of the intestine and the stomach of the neonate can be absorbed by utilizing the difference between the air pressure in the stomach of the intestine and the air pressure in the outside of the neonate, and the absorbed stomach contents are introduced into the drainage cavity 5 through the stomach tube 12 and the anti-reflux conduit 11; when the negative pressure pumping is finished, the one-way check valve 9 on the first partition plate 4 is closed, then the silica gel hose 17 is separated from the negative pressure guide pipe 14, and the piston 102 is pushed upwards to discharge the gas in the cylinder 101, so that the piston 102 is reset; when in use, the top end of the silica gel hose 17 can be blocked by the plug 18, and the negative pressure conduit 14 is connected with a negative pressure suction device, wherein the negative pressure suction device can be an air pump, and the purpose of sucking the stomach contents in a short time under negative pressure can be achieved by the air pump.
Specifically, drainage device body 1 is close to drainage chamber 5 one side and is equipped with scale value 20, and wherein the capacity of drainage chamber 5 is 100ml, and the precision unit value of this scale value 20 is 1ml, demonstrates the drainage volume of gastric content, and the accurate drainage thing of measuring neonate's gastrointestinal decompression of being convenient for is convenient for observe and record drainage volume and drainage volume every day constantly, improves clinical work efficiency.
Specifically, drainage device body 1 is equipped with fixation clamp 21 near decompression chamber one side, and this fixation clamp 21 is used for fixing drainage device body 1 in the optional position, keeps drainage device body 1 fixed in the upright position simultaneously, avoids inversion or toppling and arouses that the drainage thing leaks.
Example 2
As shown in fig. 5, the negative pressure generating assembly 10 includes a cylinder 101, a piston 102, a spring 104 and a push rod 103, wherein a side edge of the piston 102 is in interference fit with an inner wall of the cylinder 101, and the spring 104 is sleeved on an outer side of the push rod 103; the lower end of the spring 104 is fixedly connected with the inner wall of the bottom cover 3, wherein the upper end of the spring 104 is fixedly connected with the lower end of the piston 102; the bottom of the piston 102 is fixedly connected with one end of a push rod 103, and the other end of the push rod 103 penetrates through the bottom cover 3 and extends downwards to form the decompression chamber 6. When the neonate is abdominal-distended, the upper end of the silica gel hose 17 is communicated with the negative pressure conduit 14, the push rod 103 is pulled downwards to drive the piston 102 to move downwards, and the spring 104 is extruded at the same time; when the piston 102 moves downwards, negative pressure is generated in the barrel body 101, at the moment, the negative pressure enters the upper part of the decompression cavity 6 upwards through the through hole 8 on the second partition plate 7, so that the one-way check valve 9 on the first partition plate 4 is opened, the negative pressure is transmitted to the anti-reflux catheter 11 through the one-way check valve 9 and then transmitted to the stomach tube 12 through the anti-reflux catheter 11, the residual stomach contents in the intestinal and stomach of the newborn are absorbed by utilizing the difference between the air pressure in the intestinal and stomach of the newborn and the air pressure in the outside, and the absorbed stomach contents are introduced into the drainage cavity 5 through the stomach tube 12 and the anti-reflux catheter 11; the drainage quantity of gastric contents is displayed through the scale value 20 of the outer side wall of the drainage cavity 5, the precision unit value of the scale value 20 is 1ml, the drainage quantity of the gastric contents is displayed, and the gastrointestinal decompression drainage matter of the newborn can be conveniently and accurately measured; after the negative pressure is pumped, the silica gel hose 17 is separated from the negative pressure guide pipe 14, the push rod 103 is released, the piston 102 automatically moves upwards under the action of the restoring force of the spring 104 and the friction force of the piston 102, meanwhile, the one-way check valve 9 on the first partition plate 4 is closed, and the piston 102 discharges the gas in the cylinder 101, so that the piston 102 is reset.
Example 3
As shown in fig. 6, the negative pressure generating assembly 10 includes a cylinder 101, a piston 102, and a screw 105, wherein a side of the piston 102 is in interference fit with an inner wall of the cylinder 101; the bottom of the piston 102 is fixedly connected with the top end of a screw 105, and the bottom end of the screw 105 penetrates through the bottom cover 3 and extends downwards to form a decompression cavity 6; the bottom cover 3 is provided with an internal threaded hole 22, wherein a screw 105 penetrates through the internal threaded hole 22, and the screw 105 is screwed with the internal threaded hole 22. When the neonate is in abdominal distension, the upper end of the silica gel hose 17 is communicated with the negative pressure conduit 14, the screw 105 is rotated clockwise to enable the screw 105 to be matched with the internal threaded hole 22 to drive the piston 102 to move downwards, negative pressure is generated in the cylinder body 101, the negative pressure enters the upper part of the decompression cavity 6 upwards through the through hole 8, so that the one-way check valve 9 on the first partition plate 4 is opened, the negative pressure is transmitted to the anti-reflux conduit 11 through the one-way check valve 9 and then is transmitted to the stomach tube 12 through the anti-reflux conduit 11, the redundant stomach contents in the intestinal stomach of the neonate are absorbed by utilizing the difference between the intestinal stomach of the neonate and the external air pressure, and the absorbed stomach contents are introduced into the drainage cavity 5 through the stomach tube 12 and the anti-reflux conduit 11; the drainage quantity of gastric contents is displayed through the scale value 20 of the outer side wall of the drainage cavity 5, the precision unit value of the scale value 20 is 1ml, the drainage quantity of the gastric contents is displayed, and the gastrointestinal decompression drainage matter of the newborn can be conveniently and accurately measured; after the negative pressure is pumped, the silica gel hose 17 is separated from the negative pressure guide pipe 14, the screw 105 is rotated anticlockwise, the screw 105 is matched with the internal thread hole 22 to drive the piston 102 to move upwards, meanwhile, the one-way check valve 9 on the first partition plate 4 is closed, the piston 102 discharges gas in the cylinder body 101, the piston 102 is reset, the structure is more stable, and the operation of medical staff is more convenient.
Although particular embodiments of the present invention have been described above, it will be appreciated by those skilled in the art that these are examples only and that the scope of the present invention is defined by the appended claims. Various changes and modifications to these embodiments may be made by those skilled in the art without departing from the spirit and the principles of the present invention, and these changes and modifications are all within the scope of the present invention.
Claims (9)
1. A gastrointestinal drainage pressure reduction device for a newborn comprises a drainage device body, wherein the drainage device body is of a cylindrical structure, a top cover is arranged at the upper end of the drainage device body, and a bottom cover is arranged at the lower end of the drainage device body; the drainage device is characterized in that a first partition plate is arranged in a tube cavity of the drainage device body and is vertically arranged along the axial direction of the tube cavity, wherein the first partition plate is used for dividing the tube cavity into a drainage cavity and a decompression cavity; a second clapboard is arranged above the decompression cavity, wherein the second clapboard is horizontally arranged, and a through hole is formed in the center of the second clapboard; the upper end of the first partition plate is provided with a one-way check valve which is communicated with the drainage cavity and the decompression cavity, wherein the one-way check valve is positioned above the second partition plate; and a negative pressure generating assembly is arranged in the decompression cavity and is arranged below the second partition plate.
2. The gastrointestinal drainage pressure reduction device for the neonate according to claim 1, wherein the negative pressure generating assembly comprises a cylinder, a piston and a push rod, wherein the side edge of the piston is in interference fit with the inner wall of the cylinder; the bottom of the piston is fixedly connected with one end of a push rod, and the other end of the push rod penetrates through the bottom cover and extends downwards to form a decompression cavity.
3. The gastrointestinal drainage pressure reduction device for the neonate according to claim 1, wherein the negative pressure generating assembly comprises a cylinder, a piston, a spring and a push rod, wherein the side edge of the piston is in interference fit with the inner wall of the cylinder, and the spring is sleeved on the outer side of the push rod; the lower end of the spring is fixedly connected with the inner wall of the bottom cover, and the upper end of the spring is fixedly connected with the lower end of the piston; the bottom of the piston is fixedly connected with one end of a push rod, and the other end of the push rod penetrates through the bottom cover and extends downwards to form a decompression cavity.
4. The gastrointestinal drainage pressure reduction device for the neonate according to claim 1, wherein the negative pressure generating assembly comprises a cylinder, a piston and a screw, wherein the side edge of the piston is in interference fit with the inner wall of the cylinder; the bottom of the piston is fixedly connected with the top end of the screw rod, and the bottom end of the screw rod penetrates through the bottom cover and extends downwards to form a decompression cavity; the bottom cover is provided with an internal thread hole, wherein a screw rod penetrates through the internal thread hole, and the screw rod is connected with the internal thread hole in a screwing mode.
5. The gastrointestinal drainage pressure reduction device for the neonate according to claim 1, wherein the top cover is provided with a reflux-resistant catheter, the lower end of the reflux-resistant catheter extends into the drainage cavity, and the upper end of the reflux-resistant catheter is communicated with the stomach tube.
6. The gastrointestinal drainage and decompression device for the neonate according to claim 1, wherein a negative pressure catheter is arranged on the top cover, and a first waterproof and breathable membrane is arranged at the lower end of the negative pressure catheter; the lower end of the negative pressure conduit extends into the pressure reduction cavity, and the upper end of the negative pressure conduit is connected with a negative pressure suction device.
7. The gastrointestinal drainage pressure reduction device for the neonate according to claim 1, wherein a silica gel hose is arranged on the top cover, and a second waterproof breathable film is arranged at the lower end of the silica gel hose; the lower end of the silica gel hose extends into the drainage cavity, and the upper end of the silica gel hose is provided with a plug.
8. The gastrointestinal drainage pressure reduction device for the neonate according to claim 1, wherein a scale value is arranged on one side of the drainage device body close to the drainage cavity, wherein the capacity of the drainage cavity is 100ml, and the precision unit value of the scale value is 1ml.
9. The gastrointestinal drainage pressure reduction device for the neonate according to claim 1, wherein a fixing clip is arranged on one side of the drainage device body close to the pressure reduction cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221848351.4U CN218652607U (en) | 2022-07-18 | 2022-07-18 | Neonate's stomach drainage pressure relief device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221848351.4U CN218652607U (en) | 2022-07-18 | 2022-07-18 | Neonate's stomach drainage pressure relief device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218652607U true CN218652607U (en) | 2023-03-21 |
Family
ID=85552785
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221848351.4U Expired - Fee Related CN218652607U (en) | 2022-07-18 | 2022-07-18 | Neonate's stomach drainage pressure relief device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218652607U (en) |
-
2022
- 2022-07-18 CN CN202221848351.4U patent/CN218652607U/en not_active Expired - Fee Related
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Granted publication date: 20230321 |