CN210749608U - Anti-suck-back oral cavity continuous negative pressure suction device - Google Patents
Anti-suck-back oral cavity continuous negative pressure suction device Download PDFInfo
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- CN210749608U CN210749608U CN201921529382.1U CN201921529382U CN210749608U CN 210749608 U CN210749608 U CN 210749608U CN 201921529382 U CN201921529382 U CN 201921529382U CN 210749608 U CN210749608 U CN 210749608U
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- negative pressure
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- oral cavity
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Abstract
The utility model discloses a suck-back prevention oral cavity continuous negative pressure suction device, which can continuously and effectively suck the oral cavity secretion of a patient child through a negative pressure connecting pipe, a suck-back prevention secretion collector and an oral cavity suction pipe which are connected in sequence; the spherical buoy is arranged at the negative pressure end of the negative pressure connecting pipe, so that the negative pressure port is always positioned above the liquid level of the secretion, the spherical sinking buoy is arranged at the liquid outlet end, the liquid outlet port is always positioned below the liquid level of the secretion, and therefore the negative pressure port can be ensured to be positioned above the liquid level and the liquid outlet port is positioned below the liquid level no matter what posture the anti-suck secretion collector is positioned. The utility model discloses can guarantee even the secretion collector takes place to empty also can last the vacuum aspiration to oral secretion to prevent to take place to empty because of the secretion collector and arouse the suck-back, avoid the vacuum aspiration ware to receive the damage.
Description
Technical Field
The utility model relates to the technical field of medical equipment, concretely relates to prevent continuous negative pressure suction device in suck-back oral cavity.
Background
With the development of medical treatment and nursing technology, the requirements on nursing quality are higher and higher, and humanized nursing is also gradually paid attention.
During the work of a neonatal intensive care unit in paediatrics, the fact that the oral cavity of a neonate has more secretions due to the fact that the neonate has diseases, such as immature lung development, is particularly obvious when invasive or non-invasive respiratory CPAP is used, the more oral cavity secretions can not only cause the breeding of bacteria and increase the risk of infection, but also cause the secretions to be sucked into the airway by mistake and cause asphyxia.
In the preventive measures of Ventilator Associated Pneumonia (VAP), high requirements are also put forward for sputum aspiration care, and strict aseptic operation is required to timely clear the airway secretions. The conventional oral negative pressure suction device generally comprises a negative pressure connecting pipe, a secretion collector and an oral suction pipe, wherein the negative pressure connecting pipe is connected with the negative pressure suction device, when the secretion collector is vertically placed, one end of the negative pressure connecting pipe, which extends into the secretion collector, is positioned above the liquid level of secretion, one end of the oral suction pipe, which extends into the secretion collector, is positioned below the liquid level of the secretion, and air in the secretion collector is extracted through the negative pressure connecting pipe to generate negative pressure so that the secretion is sucked into the secretion collector through the oral suction pipe.
When the oral cavity negative pressure suction device is used, the secretion collector is easy to topple due to manual mistaken collision, and the negative pressure connecting pipe is easy to submerge the secretion in the toppled secretion collector below the liquid level of the secretion, so that the secretion is sucked into the negative pressure suction device by the negative pressure connecting pipe (namely, the negative pressure suction device is reversely sucked), and the negative pressure suction device is damaged.
Disclosure of Invention
The invention aims at providing a suck-back prevention oral continuous negative pressure suction device, which can ensure that oral secretion can be continuously sucked under negative pressure even if a secretion collector topples over, prevent suck-back caused by toppling over of the secretion collector and avoid the negative pressure suction device from being damaged.
In order to achieve the purpose of the invention, the technical scheme adopted by the utility model is as follows: a suck-back prevention oral continuous negative pressure suction device comprises a negative pressure connecting pipe, a suck-back prevention secretion collector and an oral suction pipe;
one end of the negative pressure connecting pipe is provided with a connecting end used for being connected with a negative pressure suction apparatus, and the other end of the negative pressure connecting pipe is provided with a negative pressure end which extends into the anti-suck-back secretion collector and is positioned above the liquid level of the secretion;
one end of the oral suction tube is provided with an oral end extending into the oral cavity, the side wall of the oral end is provided with a liquid inlet hole, and the other end of the oral suction tube is provided with a liquid outlet end extending into the anti-suck-back secretion collector and positioned below the liquid level of the secretion;
a spherical buoy is arranged at the negative pressure end of the negative pressure connecting pipe, a negative pressure port is formed in the spherical buoy, and the negative pressure end is inserted into the spherical buoy and communicated with the negative pressure port;
the spherical buoy is also fixedly provided with a first balancing weight, the sum of the gravity borne by the first balancing weight and the spherical buoy is smaller than the buoyancy borne by the spherical buoy, and the first balancing weight and the negative pressure port are point-symmetrical by taking the spherical center of the spherical buoy as a symmetrical point.
In the above technical scheme, the connecting end of the negative pressure connecting pipe is connected with a cap through an elastic connecting arm.
In the above technical scheme, a water vapor filtering mechanism is further inserted into the negative pressure connecting pipe.
In the technical scheme, the water vapor filtering mechanism comprises a sponge filtering layer and an annular sponge filtering layer mounting seat, and the sponge filtering layer is bonded in the sponge filtering layer mounting seat;
the sponge filter layer mounting seat is characterized in that connecting seats are arranged on two sides of the sponge filter layer mounting seat, and the negative pressure connecting pipes are respectively sleeved on the connecting seats on the two sides of the sponge filter layer mounting seat.
In the technical scheme, the connecting seat and the sponge filter layer mounting seat are of an integrated structure.
In the technical scheme, the anti-suck-back secretion collector comprises a transparent collecting bottle and a bottle cap which is arranged on a bottle opening of the collecting bottle and is fixedly sealed with the collecting bottle, and the bottle cap is provided with a first through hole for a negative pressure connecting pipe to pass through and a second through hole for an oral suction pipe to pass through;
the pipe wall of the negative pressure connecting pipe is hermetically connected with the first through hole, and the pipe wall of the suction pipe in the oral cavity is hermetically connected with the second through hole.
In the technical scheme, the collecting bottle is provided with scales.
In the technical scheme, a spherical sinking mark is arranged on the liquid outlet end of the oral suction tube, a liquid outlet port is formed in the spherical sinking mark, and the liquid outlet end is inserted in the spherical sinking mark and communicated with the liquid outlet port;
the spherical sinking mark is also fixedly provided with a second balancing weight, and the sum of the gravity borne by the second balancing weight and the spherical sinking mark is greater than the buoyancy borne by the spherical sinking mark.
Because of the application of the technical scheme, compared with the prior art, the utility model has the following advantages:
1. the utility model discloses a set up the spherical buoy on the negative pressure end, make the negative pressure port be located above the secretion liquid level all the time, and set up the spherical heavy mark on going out the liquid end, make it be located below the secretion liquid level all the time to go out the liquid port, thus no matter what kind of gesture that prevents down and inhale secretion collector, can guarantee that the negative pressure port is located above the liquid level, it is located below the liquid level to go out the liquid port, thus guarantee to carry out the continuous negative pressure suction to the secretion of oral cavity, and prevent to suck down because of secretion collector takes place to topple over, avoid the negative pressure aspirator to receive the damage;
2. the water vapor filtering mechanism is inserted in the negative pressure connecting pipe, so that water vapor can be effectively filtered, the water vapor is prevented from being condensed and accumulated in the negative pressure suction apparatus, and the negative pressure suction apparatus is further prevented from being damaged;
3. the utility model discloses a steam filtering mechanism is detachable construction, can replace after filtering the sponge layer saturation of absorbing water, guarantees steam filtering mechanism's the vapor absorption performance.
Drawings
Fig. 1 is a schematic structural diagram of a first embodiment of the present invention.
Fig. 2 is a schematic structural view of a first embodiment of the present invention when the anti-suck-back secretion collector is in a toppling posture.
Fig. 3 is a schematic structural diagram of a vapor filtering mechanism according to a first embodiment of the present invention.
Wherein: 1. a negative pressure connecting pipe; 2. a suck-back prevention secretion collector; 3. an intraoral suction tube; 4. a connecting end; 5. a negative pressure end; 6. an oral end; 7. a liquid outlet end; 8. a spherical buoy; 9. a negative pressure port; 10. a first weight block; 11. an elastic connecting arm; 12. a cap; 13. a water vapor filtering mechanism; 14. a sponge filter layer; 15. a sponge filter layer mounting seat; 16. a connecting seat; 17. a collection bottle; 18. a bottle cap; 19. a first through hole; 20. a second through hole; 21. spherical sinking marks; 22. a liquid outlet port; 23. a second counterweight block; 24. and a liquid inlet hole.
Detailed Description
The invention will be further described with reference to the following drawings and examples:
the first embodiment is as follows:
referring to fig. 1, a suck-back prevention oral continuous negative pressure suction device comprises a negative pressure connecting pipe 1, a suck-back prevention secretion collector 2 and an oral suction pipe 3;
one end of the negative pressure connecting pipe is provided with a connecting end 4 used for being connected with a negative pressure suction apparatus, and the other end of the negative pressure connecting pipe is provided with a negative pressure end 5 which extends into the anti-suck-back secretion collector and is positioned above the liquid level of the secretion;
one end of the oral cavity suction tube is provided with an oral cavity end 6 extending into the oral cavity, the side wall of the oral cavity end is provided with a liquid inlet hole 24, and the other end of the oral cavity suction tube is provided with a liquid outlet end 7 extending into the anti-suck-back secretion collector and positioned below the liquid level of the secretion;
a spherical buoy 8 is arranged at the negative pressure end of the negative pressure connecting pipe, a negative pressure port 9 is formed in the spherical buoy, and the negative pressure end is inserted in the spherical buoy and communicated with the negative pressure port;
the spherical buoy is also fixedly provided with a first balancing weight 10, the sum of the gravity borne by the first balancing weight and the spherical buoy is smaller than the buoyancy borne by the spherical buoy, and the first balancing weight and the negative pressure port are point-symmetrical by taking the spherical center of the spherical buoy as a symmetrical point, so that the negative pressure port is always positioned above the liquid level of the secretion.
In this embodiment, the connection end of the negative pressure connection pipe is connected to a cap 12 through an elastic connection arm 11.
In this embodiment, because oral cavity secretion is the liquid that has the uniform body temperature, consequently it still has the uniform body temperature after being inhaled to prevent suck-back secretion collector, this just leads to the negative pressure connecting pipe can suck the negative pressure aspirator to secretion upper steam in the in-process of bleeding, makes it condense the accumulation in the negative pressure aspirator to damage the negative pressure aspirator, consequently the utility model discloses insert in the negative pressure connecting pipe and establish a steam filtering mechanism 13, can effectively filter steam, prevent that steam from condensing the accumulation in the negative pressure aspirator, further prevent that the negative pressure aspirator from receiving the damage.
Specifically, the water vapor filtering mechanism comprises a sponge filtering layer 14 and an annular sponge filtering layer mounting seat 15, and the sponge filtering layer is bonded in the sponge filtering layer mounting seat;
connecting seats 16 are arranged on two sides of the sponge filter layer mounting seat, the negative pressure connecting pipes are respectively sleeved on the connecting seats on two sides of the sponge filter layer mounting seat, at the moment, the negative pressure connecting pipes are divided into two sections of structures, namely, the two sections of negative pressure connecting pipes are respectively connected and fixed with the connecting seats on two sides of the sponge filter layer mounting seat. Make steam filtering mechanism be detachable construction through above-mentioned structure, can replace after filtering the sponge layer saturation of absorbing water, guarantee steam filtering mechanism's the vapor absorption performance.
More specifically, the connecting seat and the sponge filter layer mounting seat are of an integrated structure.
In the embodiment, the anti-suck-back secretion collector comprises a transparent collecting bottle 17 and a bottle cap 18 which is arranged on the bottle mouth of the collecting bottle and is fixed with the collecting bottle in a sealing way, wherein a first through hole 19 for a negative pressure connecting pipe to pass through and a second through hole 20 for an oral suction pipe to pass through are formed in the bottle cap;
the pipe wall of the negative pressure connecting pipe is hermetically connected with the first through hole, and the pipe wall of the suction pipe in the oral cavity is hermetically connected with the second through hole.
In this embodiment, the collection bottle is provided with a scale (not shown in the figure) for reading the volume of the secretion in the collection bottle.
In this embodiment, a spherical sinking mark 21 is arranged on the liquid outlet end of the oral suction tube, a liquid outlet port 22 is arranged on the spherical sinking mark, and the liquid outlet end is inserted in the spherical sinking mark and communicated with the liquid outlet port;
the spherical sinking mark is also fixedly provided with a second balancing weight 23, and the sum of the gravity borne by the second balancing weight and the spherical sinking mark is larger than the buoyancy borne by the spherical sinking mark, so that the liquid outlet port is always positioned below the liquid level of the secretion.
The utility model discloses a rubber connecting strip is chooseed for use to the elastic connection arm, the rubber sealing plug is chooseed for use to the cap, and the rubber sealing plug realizes sealing through filling in the link.
The utility model discloses a receiving flask and bottle lid are through threaded connection, and are equipped with the sealing washer in the bottle lid.
The first balancing weight of the utility model is arranged in the spherical buoy and is close to the outer surface of the spherical buoy; the second balancing weight is arranged in the spherical sinking mark and is close to the outer surface of the spherical sinking mark. The spherical buoy is internally provided with an L-shaped channel, one end of the L-shaped channel is inserted into a negative pressure end of a negative pressure connecting pipe, and the other end of the L-shaped channel is provided with a negative pressure port, so that when the spherical buoy floats on the liquid level of secretion, the negative pressure port is positioned at the top of the spherical buoy, the first balancing weight is positioned at the bottom of the spherical buoy, and the negative pressure end of the negative pressure connecting pipe is inserted into the spherical buoy from the side surface of the spherical buoy; the spherical sinking mark is internally provided with a straight channel along the radial direction, one end of the straight channel is inserted and connected with the liquid outlet end of the suction tube in the oral cavity, the other end of the straight channel is provided with a liquid outlet port, and the second balancing weight is arranged adjacent to the liquid outlet port, so that when the spherical sinking mark sinks below the liquid level of the secretion, the liquid outlet port faces downwards.
The utility model discloses a theory of operation does: through set up spherical buoy on the negative pressure end for the negative pressure port is located above the secretion liquid level all the time, and set up spherical heavy mark on going out the liquid end, makes out the liquid port and is located below the secretion liquid level all the time, thereby no matter prevent that suck-back secretion collector is in what kind of gesture, can both guarantee that the negative pressure port is located above the liquid level, go out the liquid port and be located below the liquid level, with this realize preventing the purpose of suck-back.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to the above-described embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (8)
1. The utility model provides a prevent continuous negative pressure suction device in suck-back oral cavity which characterized in that: comprises a negative pressure connecting pipe, a suck-back prevention secretion collector and an oral suction pipe;
one end of the negative pressure connecting pipe is provided with a connecting end used for being connected with a negative pressure suction apparatus, and the other end of the negative pressure connecting pipe is provided with a negative pressure end which extends into the anti-suck-back secretion collector and is positioned above the liquid level of the secretion;
one end of the oral suction tube is provided with an oral end extending into the oral cavity, the side wall of the oral end is provided with a liquid inlet hole, and the other end of the oral suction tube is provided with a liquid outlet end extending into the anti-suck-back secretion collector and positioned below the liquid level of the secretion;
a spherical buoy is arranged at the negative pressure end of the negative pressure connecting pipe, a negative pressure port is formed in the spherical buoy, and the negative pressure end is inserted into the spherical buoy and communicated with the negative pressure port;
the spherical buoy is also fixedly provided with a first balancing weight, the sum of the gravity borne by the first balancing weight and the spherical buoy is smaller than the buoyancy borne by the spherical buoy, and the first balancing weight and the negative pressure port are point-symmetrical by taking the spherical center of the spherical buoy as a symmetrical point.
2. The anti-suck-back oral cavity continuous negative pressure suction device as claimed in claim 1, wherein: the connecting end of the negative pressure connecting pipe is connected with a cap through an elastic connecting arm.
3. The anti-suck-back oral cavity continuous negative pressure suction device as claimed in claim 1, wherein: a water vapor filtering mechanism is also inserted into the negative pressure connecting pipe.
4. The anti-suck-back oral cavity continuous negative pressure suction device as claimed in claim 3, wherein: the water vapor filtering mechanism comprises a sponge filtering layer and an annular sponge filtering layer mounting seat, and the sponge filtering layer is bonded in the sponge filtering layer mounting seat;
the sponge filter layer mounting seat is characterized in that connecting seats are arranged on two sides of the sponge filter layer mounting seat, and the negative pressure connecting pipes are respectively sleeved on the connecting seats on the two sides of the sponge filter layer mounting seat.
5. The anti-suck-back oral cavity continuous negative pressure suction device as claimed in claim 4, wherein: the connecting seat and the sponge filter layer mounting seat are of an integrated structure.
6. The anti-suck-back oral cavity continuous negative pressure suction device as claimed in claim 1, wherein: the anti-suck-back secretion collector comprises a transparent collecting bottle and a bottle cap which is arranged on a bottle mouth of the collecting bottle and is fixedly sealed with the collecting bottle, and the bottle cap is provided with a first through hole for a negative pressure connecting pipe to pass through and a second through hole for an oral suction pipe to pass through;
the pipe wall of the negative pressure connecting pipe is hermetically connected with the first through hole, and the pipe wall of the suction pipe in the oral cavity is hermetically connected with the second through hole.
7. The anti-suck-back oral cavity continuous negative pressure suction device as claimed in claim 6, wherein: scales are arranged on the collecting bottle.
8. The anti-suck-back oral cavity continuous negative pressure suction device as claimed in claim 1, wherein: a spherical sinking mark is arranged on the liquid outlet end of the suction tube in the oral cavity, a liquid outlet port is formed in the spherical sinking mark, and the liquid outlet end is inserted in the spherical sinking mark and communicated with the liquid outlet port;
the spherical sinking mark is also fixedly provided with a second balancing weight, and the sum of the gravity borne by the second balancing weight and the spherical sinking mark is greater than the buoyancy borne by the spherical sinking mark.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921529382.1U CN210749608U (en) | 2019-09-16 | 2019-09-16 | Anti-suck-back oral cavity continuous negative pressure suction device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921529382.1U CN210749608U (en) | 2019-09-16 | 2019-09-16 | Anti-suck-back oral cavity continuous negative pressure suction device |
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| Publication Number | Publication Date |
|---|---|
| CN210749608U true CN210749608U (en) | 2020-06-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921529382.1U Expired - Fee Related CN210749608U (en) | 2019-09-16 | 2019-09-16 | Anti-suck-back oral cavity continuous negative pressure suction device |
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| CN (1) | CN210749608U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112138221A (en) * | 2020-09-09 | 2020-12-29 | 苏州法兰克曼医疗器械有限公司 | Prevent secretion collection device for bronchoscope respiratory surgery of infection |
-
2019
- 2019-09-16 CN CN201921529382.1U patent/CN210749608U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112138221A (en) * | 2020-09-09 | 2020-12-29 | 苏州法兰克曼医疗器械有限公司 | Prevent secretion collection device for bronchoscope respiratory surgery of infection |
| CN112138221B (en) * | 2020-09-09 | 2022-03-25 | 苏州法兰克曼医疗器械有限公司 | Prevent secretion collection device for bronchoscope respiratory surgery of infection |
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| GR01 | Patent grant | ||
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| 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: 20200616 Termination date: 20210916 |