CN211383001U - Negative pressure sputum suction device - Google Patents
Negative pressure sputum suction device Download PDFInfo
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- CN211383001U CN211383001U CN201922084916.0U CN201922084916U CN211383001U CN 211383001 U CN211383001 U CN 211383001U CN 201922084916 U CN201922084916 U CN 201922084916U CN 211383001 U CN211383001 U CN 211383001U
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- negative pressure
- liquid
- pipe
- liquid outlet
- sputum
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Abstract
The utility model provides a negative pressure sputum suction device, which comprises a negative pressure bottle, wherein the negative pressure bottle comprises a negative pressure bottle body, a sputum suction pipe connecting port, a negative pressure device connecting port and a liquid inlet which are arranged at the top of the negative pressure bottle body, and a liquid outlet which is arranged at the bottom of the negative pressure bottle body; the sputum suction pipe connector is used for being hermetically connected with the sputum suction pipe, and the negative pressure device connector is used for being hermetically connected with the negative pressure device; the liquid inlet is hermetically and conductively connected with a liquid inlet pipe, the liquid outlet is hermetically and conductively connected with a liquid outlet pipe, and a sputum suction pipe connecting port is hermetically and conductively connected with a sputum suction connecting pipe; the liquid inlet pipe is provided with a first valve, the liquid outlet pipe is provided with a second valve, and the sputum suction connecting pipe is provided with a third valve. The utility model discloses a sputum suction device can carry out the sputum in the negative pressure bottle automatically and clear away after inhaling the phlegm, need not nursing staff and contacts the sputum, has avoided the cross infection that probably appears.
Description
Technical Field
The utility model relates to the field of medical equipment, particularly, relate to a phlegm device is inhaled to negative pressure.
Background
In the critically ill, old, coma and unconscious after anesthesia, sputum cannot be coughed out or vomit is sucked by mistake due to cough weakness, slow cough reflex or anechoic dysfunction, and respiratory secretion or vomit sucked by mistake needs to be sucked out by sucking phlegm to keep the respiratory tract unobstructed and avoid the situations of aspiration pneumonia, dyspnea, cyanosis, even asphyxia and the like.
Negative pressure sputum aspirator is the sputum suction device commonly used, and current negative pressure sputum aspirator adopts glass negative pressure bottle, will inhale phlegm pipe and negative pressure ware and connect and inhale the phlegm on glass negative pressure bottle, inhales the phlegm and accomplishes the back, and nursing staff need fall the sputum in the negative pressure bottle to clearance, used repeatedly after disinfecting, at the in-process of falling the sputum, nursing staff often can inevitable contact the sputum, arouses cross infection very easily.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a phlegm device is inhaled to negative pressure can carry out the sputum in the negative pressure bottle automatically and clear away after inhaling the phlegm, need not nursing staff and contacts the sputum, has avoided the cross infection that probably appears.
The embodiment of the utility model is realized like this: a negative pressure sputum suction device comprises a negative pressure bottle, wherein the negative pressure bottle comprises a negative pressure bottle body, a sputum suction pipe connecting port, a negative pressure device connecting port and a liquid inlet which are arranged at the top of the negative pressure bottle body, and a liquid outlet which is arranged at the bottom of the negative pressure bottle body; the sputum suction pipe connector is used for being hermetically connected with the sputum suction pipe, and the negative pressure device connector is used for being hermetically connected with the negative pressure device; the liquid inlet is hermetically and conductively connected with a liquid inlet pipe, the liquid outlet is hermetically and conductively connected with a liquid outlet pipe, and a sputum suction pipe connecting port is hermetically and conductively connected with a sputum suction connecting pipe; the liquid inlet pipe is provided with a first valve, the liquid outlet pipe is provided with a second valve, and the sputum suction connecting pipe is provided with a third valve.
The negative pressure bottle comprises a negative pressure bottle body, a liquid outlet and a supporting seat, wherein the negative pressure bottle body is arranged on the supporting plate, and the liquid outlet of the negative pressure bottle is detachably connected with the supporting plate; the drain pipe is arranged on one side of the support plate far away from the negative pressure bottle body.
Furthermore, a threaded hole is formed in the supporting plate, a liquid outlet joint is integrally formed on the liquid outlet, the liquid outlet joint is in threaded connection with one end of the threaded hole, and the liquid outlet pipe is in sealing conduction connection with the other end of the threaded hole.
Furthermore, the threaded hole comprises a first threaded hole, a conical transition hole and a second threaded hole which are sequentially communicated, the liquid outlet joint is in threaded connection with the first threaded hole, and the liquid outlet pipe is in threaded connection with the second threaded hole; a step surface is formed between the first threaded hole and the conical transition hole, and a sealing ring is arranged between the end surface of one end of the liquid outlet joint, which is far away from the negative pressure bottle body, and the step surface.
Furthermore, still including the disposable collection liquid bag that is used for collecting the sputum, collect liquid bag and the drain pipe is kept away from the one end of backup pad and can be dismantled and be connected.
Further, the liquid collecting bag comprises a liquid collecting bag body and a liquid collecting connecting pipe in conductive connection with the liquid collecting bag body, the liquid collecting connecting pipe and the liquid collecting bag body are integrally formed, and the liquid collecting connecting pipe is tightly sleeved on the liquid outlet pipe; an object placing plate is fixedly arranged below the supporting plate, and one end of the liquid collecting bag, which is far away from the liquid outlet pipe, is arranged on the object placing plate.
Further, one end of the liquid collecting bag body, which is close to the liquid collecting connecting pipe, is provided with a self-sealing strip.
Furthermore, a liquid supply bottle for supplying cleaning liquid to the negative pressure bottle is arranged above the supporting plate, and one end of the liquid inlet pipe, which is far away from the liquid inlet, is in conduction connection with the liquid supply bottle.
Furthermore, the negative pressure device is arranged on the supporting plate, a supporting plate is fixed on the side wall surface of the negative pressure device, a third threaded hole is formed in the supporting plate, and the bottle opening of the liquid supply bottle is in threaded connection with the third threaded hole.
The utility model has the advantages that: the utility model discloses a negative pressure sputum suction device, feed liquor pipe and drain pipe have been linked through on the negative pressure bottle body, and set up the first valve on the feed liquor pipe, set up the second valve on the drain pipe, still set up the third valve on original sputum suction takeover, when carrying out the sputum suction operation, close first valve and second valve, open the third valve, make it not influence the negative pressure that produces in the negative pressure bottle, thus do not influence the sputum suction operation; after the sputum suction is completed, close the third valve on the sputum suction connecting pipe, open first valve and second valve, make this internal sputum of negative pressure bottle discharge through the drain pipe under the action of gravity, and can let in the washing liquid to this internal negative pressure bottle through the feed liquor pipe, this internal sputum of negative pressure bottle dilutes, make it discharge from the drain pipe more easily, the washing liquid also can be to this internal further washing of advancing of negative pressure bottle of the sputum that has discharged, during the use, only need keep away from the drain pipe one end of negative pressure bottle body and directly switch on to the sputum in concentrating the collection device, then can make the nursing staff need not direct contact sputum and can clear away the sputum in the negative pressure bottle, the possibility that cross infection takes place has significantly reduced.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
FIG. 1 is a schematic view of a negative pressure sputum aspirator according to an embodiment of the present invention;
FIG. 2 is an enlarged view at A in FIG. 1;
FIG. 3 is a schematic structural view of another perspective of the negative pressure sputum aspirator according to the embodiment of the present invention;
fig. 4 is a schematic structural diagram of a negative pressure bottle according to an embodiment of the present invention;
fig. 5 is a schematic structural view of the liquid collecting bag of the embodiment of the present invention.
Icon:
11-negative pressure bottle body, 12-liquid inlet pipe, 13-first valve, 14-liquid outlet joint, 141-sealing ring, 15-liquid outlet pipe, 16-second valve, 17-sputum suction connecting pipe, 18-third valve, 19-negative pressure joint, 21-supporting plate, 22-supporting rod, 23-object placing plate, 24-conical transition hole, 25-negative pressure device, 26-negative pressure hose, 27-supporting plate, 28-liquid supply bottle, 29-liquid inlet hose, 30-liquid collecting bag, 31-liquid collecting bag body, 32-liquid collecting connecting pipe and 33-self-sealing strip.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.
The present invention will be further described with reference to the accompanying drawings, and as shown in fig. 1 to 5, this embodiment provides a negative pressure sputum aspirator, which includes a negative pressure bottle, the negative pressure bottle includes a negative pressure bottle body 11, a sputum aspirator pipe connector, a negative pressure device connector and a liquid inlet opening at the top of the negative pressure bottle body 11, and a liquid outlet opening at the bottom of the negative pressure bottle body 11; the sputum suction pipe connecting port is used for being hermetically connected with the sputum suction pipe, and the negative pressure device connecting port is used for being hermetically connected with the negative pressure device 25; the liquid inlet is in sealed and communicated connection with a liquid inlet pipe 12, the liquid outlet is in sealed and communicated connection with a liquid outlet pipe 15, a first valve 13 is arranged on the liquid inlet pipe 12, and a second valve 16 is arranged on the liquid outlet pipe 15; the sputum suction pipe connecting port is hermetically communicated with a sputum suction connecting pipe 17, the sputum suction connecting pipe 17 is provided with a third valve 18, and the negative pressure device connecting port is hermetically communicated with a negative pressure connector 19.
As above, the negative pressure bottle of this embodiment is based on the existing negative pressure bottle, the liquid inlet is provided at the top of the negative pressure bottle body 11, the first valve 13 is provided on the liquid inlet pipe 12 communicated with the liquid inlet, the liquid outlet is provided at the bottom of the negative pressure bottle body 11, the second valve 16 is provided on the liquid outlet pipe 15 communicated with the liquid outlet, and the third valve 18 is further provided on the original sputum suction connecting pipe 17. Thus, when the sputum suction operation is carried out, the first valve 13 and the second valve 16 are closed, the third valve 18 is opened, the liquid inlet and the liquid outlet are closed, the whole negative pressure bottle body 11 is the same as the existing negative pressure bottle, and only the negative pressure device connecting port and the sputum suction pipe connecting port play a role, so that the sputum suction effect of the whole negative pressure bottle cannot be influenced; after the sputum suction is completed, the third valve 18 is closed, the first valve 13 and the second valve 16 are opened, sputum in the negative pressure bottle body 11 is discharged through the liquid outlet pipe 15, and cleaning liquid can be introduced into the negative pressure bottle body 11 through the liquid inlet pipe 12, the sputum in the negative pressure bottle body 11 is diluted, the sputum is more easily discharged from the liquid outlet pipe 15, the cleaning liquid can be used for further cleaning the inside of the negative pressure bottle body 11 with the discharged sputum, during the use, only the one end of the liquid outlet pipe 15 far away from the negative pressure bottle body 11 needs to be directly conducted to the sputum centralized collection device, so that nursing personnel do not need to directly contact the sputum, and the possibility of cross infection occurrence is greatly reduced.
The amount and time of the cleaning solution can be adjusted by adjusting the opening and closing of the first valve 13 and the second valve 16 at any time.
The above-mentioned washing liquid of supplying in drain pipe 15 can be through in liquid pump pumps the washing liquid to negative pressure bottle body 11, also can be through negative pressure ware 25 to negative pressure bottle in producing the negative pressure, adsorb the washing liquid to negative pressure bottle body 11 in through the negative pressure, the sputum discharge after rethread drain pipe 15 dilutes in the negative pressure bottle, should pay attention to the switch of adjusting first valve 13 and second valve 16 as required at any time in the cleaning process. Collection device is concentrated to the sputum can the lug connection sputum to drain pipe 15, also can connect disposable album of liquid bag 30, no matter be that collection device is concentrated to the sputum or disposable album of liquid bag 30, all need not the nursing staff and pour the sputum, can not have nursing staff and sputum direct contact's possibility, has avoided the cross infection phenomenon that probably appears.
The negative pressure sputum suction device of the embodiment further comprises a support seat, the support seat comprises a support plate 21 and a support rod 22 arranged at the bottom of the support plate 21, the negative pressure bottle body 11 is arranged on the support plate 21, and a liquid outlet of the negative pressure bottle is detachably connected with the support plate 21; the liquid outlet pipe 15 is arranged on one side of the support plate 21 far away from the negative pressure bottle body 11. Like this, support negative pressure bottle in backup pad 21, drain pipe 15 locates under backup pad 21 and switches on with negative pressure bottle's liquid outlet, sputum alright in the negative pressure bottle get into drain pipe 15 under the action of gravity very conveniently, and negative pressure bottle can be dismantled with backup pad 21 and be connected, also be convenient for pull down the back with negative pressure bottle and carry out operations such as disinfection.
Specifically, one of the embodiments that the negative pressure bottle is detachably connected with the support plate 21 is that a threaded hole is formed in the support plate 21, the liquid outlet is integrally formed with a liquid outlet joint 14, the liquid outlet joint 14 is in threaded connection with one end of the threaded hole, and the liquid outlet pipe 15 is in sealed conduction connection with the other end of the threaded hole. Through will go out liquid joint 14 and screw hole threaded connection, realized being connected with dismantling of backup pad 21 negative pressure bottle, drain pipe 15 and the threaded connection of screw hole, then realized the effect that switches on liquid outlet and drain pipe 15 through backup pad 21, select threaded connection's mode, be for the convenience of dismantling on the one hand, on the other hand also because threaded connection's leakproofness is better, and negative pressure influence in the negative pressure bottle is less. It should be noted that the liquid outlet tube 15 and the supporting plate 21 of the present embodiment may also be fixedly connected, and specifically, the connection mode may be selected according to the material, such as integral molding, welding, and the like.
The threaded hole of the embodiment further comprises a first threaded hole, a conical transition hole 24 and a second threaded hole which are sequentially communicated, the liquid outlet joint 14 is in threaded connection with the first threaded hole, and the liquid outlet pipe 15 is in threaded connection with the second threaded hole; a step surface is formed between the first threaded hole and the conical transition hole 24, and a sealing ring 141 is arranged between the step surface and the end surface of the liquid outlet joint 14 far away from the negative pressure bottle body 11. The purpose of the arrangement is that in order to communicate the liquid outlet with a larger diameter with the liquid outlet pipe 15 with a relatively smaller diameter and to lead out sputum more smoothly, the diameter of the liquid outlet is set to be larger, but in order to meet the requirement of an application occasion, the diameter of the liquid outlet pipe 15 is generally smaller, and a tapered transition hole 24 is needed to be arranged so as to enable the liquid outlet and the liquid outlet pipe 15 to be communicated smoothly; the sealing ring 141 provided between the liquid outlet and the step surface can further ensure the sealing property of the connection between the support plate 21 and the liquid outlet.
Because concentrate collection device with direct leading-in sputum of drain pipe 15, probably need remove negative pressure bottle around sputum collection device, perhaps remove sputum collection device around negative pressure bottle, these two kinds all can have inconvenience in actual operation, so, this embodiment is preferred can dismantle one and connect a album of liquid bag 30 in the one end that drain pipe 15 kept away from backup pad 21, this album of liquid bag 30 is disposable album of liquid bag 30, can directly all shift the sputum to disposable album of liquid bag 30 in, with this disposable album of liquid bag 30 directly collect and centralized processing can.
It should be noted here that, the negative pressure bottle is not directly set to be disposable, because the negative pressure bottle needs to bear a larger negative pressure during operation, and the material cost capable of bearing the larger negative pressure is relatively higher, and the liquid collecting bag 30 is set to be disposable, which can increase the treatment cost of the patient, and the liquid collecting bag does not need to bear the negative pressure, and can be completely set to be a disposable material with a lower cost.
Moreover, the liquid collecting bag 30 of the present embodiment includes a liquid collecting bag body 31 and a liquid collecting connection tube 32 conductively connected to the liquid collecting bag body 31, the liquid collecting connection tube 32 and the liquid collecting bag body 31 are integrally formed, and the liquid collecting connection tube 32 is used for tightly sleeving the liquid outlet tube 15; an object placing plate 23 is fixedly arranged below the supporting plate 21, and one end of the liquid collecting bag 30, which is far away from the liquid outlet pipe 15, is arranged on the object placing plate 23. During the use, only need closely overlap liquid collecting connection pipe 32 on drain pipe 15, put collection liquid bag body 31 on putting thing board 23, sputum and washing liquid directly can get into collection liquid bag body 31 like this, and owing to put the supporting role of thing board 23, collection liquid bag 30 can not break away from drain pipe 15.
Further, one end of the liquid collecting bag body 31 of the embodiment, which is close to the liquid collecting connection pipe 32, is provided with a self-sealing strip 33. After the cleaning is finished, the self-sealing strip 33 is sealed from the outer surface of the liquid collecting bag 30, so that the sputum and the cleaning solution can be completely sealed in the disposable liquid collecting bag 30, and finally the liquid collecting bag 30 is treated in a centralized way.
The negative pressure sputum suction apparatus of the present embodiment is a complete and integrated apparatus, and in terms of supplying liquid, a mode of directly generating negative pressure in the negative pressure bottle to adsorb the cleaning liquid is selected, specifically, a liquid supply bottle 28 for supplying the cleaning liquid into the negative pressure bottle is disposed above the supporting plate 21, and one end of the liquid inlet pipe 12 far from the liquid inlet is in conduction connection with the liquid supply bottle 28 through a liquid inlet hose 29. After sputum suction is finished, cleaning liquid needs to be supplied into the negative pressure bottle to dilute sputum, or when the negative pressure bottle needs to be washed, only the first valve 13 needs to be opened, the second valve 16 and the third valve 18 are closed, the negative pressure device 25 is opened, negative pressure is continuously generated in the negative pressure bottle, and liquid can enter the negative pressure bottle to dilute the sputum or clean the negative pressure bottle.
For further complete matching, the negative pressure device 25 of the present embodiment is disposed above the supporting plate 21, the negative pressure device 25 is detachably and hermetically connected to the negative pressure device interface through the negative pressure hose 26, a supporting plate 27 is fixed on a side wall surface of the negative pressure device 25, a third threaded hole is formed in the supporting plate 27, and a bottle opening of the liquid supply bottle 28 is in threaded connection with the third threaded hole. The liquid supply bottle 28 is detachably connected with the negative pressure device 25 through a third threaded hole on the support plate 27, so that the liquid supply bottle 28 can be detached to supplement the cleaning liquid before each use.
It should be noted that the negative pressure device 25 of the present embodiment is provided with a plurality of negative pressure gears, and can generate negative pressures with different pressures, so as to be suitable for various application scenarios including sputum aspiration, sputum dilution, negative pressure bottle flushing, and the like.
To sum up, the negative pressure adsorption equipment of this embodiment, whole device can realize inhaling multiple functions such as phlegm, cleanness, sputum collection, has avoided nursing staff direct contact sputum to avoided cross infection's possibility, and this negative pressure adsorption equipment of this embodiment, the structure sets up rationally, and whole device sets up as an organic whole, removes convenient and convenient to use.
The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. A negative pressure sputum suction device is characterized in that: the sputum suction device comprises a negative pressure bottle, wherein the negative pressure bottle comprises a negative pressure bottle body, a sputum suction pipe connecting port, a negative pressure device connecting port and a liquid inlet which are arranged at the top of the negative pressure bottle body, and a liquid outlet which is arranged at the bottom of the negative pressure bottle body;
the sputum suction pipe connector is used for being connected with the sputum suction pipe in a sealing mode, and the negative pressure device connector is used for being connected with the negative pressure device in a sealing mode; the liquid inlet is hermetically and conductively connected with a liquid inlet pipe, the liquid outlet is hermetically and conductively connected with a liquid outlet pipe, and a sputum suction pipe connecting port is hermetically and conductively connected with a sputum suction connecting pipe; the liquid inlet pipe is provided with a first valve, the liquid outlet pipe is provided with a second valve, and the sputum suction connecting pipe is provided with a third valve.
2. The negative pressure sputum aspirator of claim 1, wherein: the negative pressure bottle comprises a negative pressure bottle body and is characterized by further comprising a supporting seat, wherein the supporting seat comprises a supporting plate and a supporting rod arranged at the bottom of the supporting plate, the negative pressure bottle body is arranged on the supporting plate, and the liquid outlet of the negative pressure bottle is detachably connected with the supporting plate; the drain pipe is arranged on one side of the support plate, which is far away from the negative pressure bottle body.
3. The negative pressure sputum aspirator of claim 2, wherein: the support plate is provided with a threaded hole, the liquid outlet is integrally formed with a liquid outlet joint, the liquid outlet joint is in threaded connection with one end of the threaded hole, and the liquid outlet pipe is in sealing conduction connection with the other end of the threaded hole.
4. The negative pressure sputum aspirator of claim 3, wherein: the threaded hole comprises a first threaded hole, a conical transition hole and a second threaded hole which are sequentially communicated, the liquid outlet joint is in threaded connection with the first threaded hole, and the liquid outlet pipe is in threaded connection with the second threaded hole;
a step surface is formed between the first threaded hole and the conical transition hole, and a sealing ring is arranged between the end face of one end of the liquid outlet joint, which is far away from the negative pressure bottle body, and the step surface.
5. The negative pressure sputum aspirator of claim 2, wherein: still including the disposable album of liquid bag that is used for collecting the sputum, collect the liquid bag with the drain pipe is kept away from the one end of backup pad can be dismantled and be connected.
6. The negative pressure sputum aspirator of claim 5, wherein: the liquid collecting bag comprises a liquid collecting bag body and a liquid collecting connecting pipe in conductive connection with the liquid collecting bag body, the liquid collecting connecting pipe and the liquid collecting bag body are integrally formed, and the liquid collecting connecting pipe is tightly sleeved on the liquid outlet pipe;
the supporting plate is fixedly provided with a storage plate below, and one end of the liquid collecting bag, which is far away from the liquid outlet pipe, is arranged on the storage plate.
7. The negative pressure sputum aspirator of claim 6, wherein: and one end of the liquid collecting bag body, which is close to the liquid collecting connecting pipe, is provided with a self-sealing strip.
8. The negative pressure sputum aspirator of claim 2, wherein: a liquid supply bottle used for supplying cleaning liquid to the negative pressure bottle is further arranged above the supporting plate, and one end, far away from the liquid inlet, of the liquid inlet pipe is in conduction connection with the liquid supply bottle.
9. The negative pressure sputum aspirator of claim 8, wherein: the negative pressure device is arranged on the supporting plate, a supporting plate is fixed on the side wall surface of the negative pressure device, a third threaded hole is formed in the supporting plate, and the bottle opening of the liquid supply bottle is in threaded connection with the third threaded hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922084916.0U CN211383001U (en) | 2019-11-27 | 2019-11-27 | Negative pressure sputum suction device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922084916.0U CN211383001U (en) | 2019-11-27 | 2019-11-27 | Negative pressure sputum suction device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211383001U true CN211383001U (en) | 2020-09-01 |
Family
ID=72207072
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922084916.0U Expired - Fee Related CN211383001U (en) | 2019-11-27 | 2019-11-27 | Negative pressure sputum suction device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211383001U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112791244A (en) * | 2021-01-25 | 2021-05-14 | 南通市第一人民医院 | Sputum suction device for delivery room |
-
2019
- 2019-11-27 CN CN201922084916.0U patent/CN211383001U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112791244A (en) * | 2021-01-25 | 2021-05-14 | 南通市第一人民医院 | Sputum suction device for delivery room |
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| Date | Code | Title | Description |
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| 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: 20200901 Termination date: 20211127 |