CN110812535A - Ear-hanging type nasal secretion collecting device and method - Google Patents
Ear-hanging type nasal secretion collecting device and method Download PDFInfo
- Publication number
- CN110812535A CN110812535A CN201911018317.7A CN201911018317A CN110812535A CN 110812535 A CN110812535 A CN 110812535A CN 201911018317 A CN201911018317 A CN 201911018317A CN 110812535 A CN110812535 A CN 110812535A
- Authority
- CN
- China
- Prior art keywords
- suction head
- port
- liquid storage
- ear
- storage cavity
- 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.)
- Pending
Links
Images
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
- A61M2210/00—Anatomical parts of the body
- A61M2210/06—Head
- A61M2210/0681—Sinus (maxillaris)
Landscapes
- External Artificial Organs (AREA)
Abstract
The invention discloses an ear-hung nasal secretion collecting device and a collecting method, and the ear-hung nasal secretion collecting device comprises an ear hanger and a liquid storage cavity connected to the ear hanger, wherein one end of the liquid storage cavity is of a cylindrical structure with an opening, the opening of the liquid storage cavity is provided with a rubber sealing cover, the liquid storage cavity is provided with a miniature negative pressure pump, and an air suction opening of the miniature negative pressure pump is communicated with an inner cavity of the liquid storage cavity; the closed end of the liquid storage cavity is connected with a suction head through a PE (polyethylene) hose, the suction head is of a hollow cylindrical structure, one end of the suction head, which is far away from the PE hose, is provided with a sharp part, the side wall of the suction head is provided with a suction port, and the inside of the suction head is provided with a one-way valve corresponding to the suction port. The ear-hanging type nasal secretion collecting device has high efficiency of collecting the secretion in the nasal cavity and can prevent the phenomenon of backflow.
Description
Technical Field
The invention relates to the field of medical appliances, in particular to an ear-hung nasal secretion collecting device and a collecting method.
Background
The conventional nasal cavity operation usually needs to perform treatment and nursing such as hemostasis and analgesia, and usually, gauze or hemostatic sponge is filled in the nasal cavity of a patient to prevent blood in the filled gauze or hemostatic sponge from flowing out, and the filled gauze or hemostatic sponge needs to be replaced at intervals, so that inconvenience is brought to the operation of medical personnel, and the operation efficiency is affected.
Disclosure of Invention
In order to solve the problems in the prior art, the invention provides an ear-hung type nasal secretion collecting device and a collecting method, which have high collecting efficiency on secretion in a nasal cavity and can prevent the phenomenon of backflow.
In order to achieve the purpose, the invention adopts the technical scheme that:
an ear-hung nasal secretion collecting device comprises an ear hanger and a liquid storage cavity connected to the ear hanger, wherein the liquid storage cavity is of a cylindrical structure with an opening at one end, a rubber sealing cover is arranged on the opening of the liquid storage cavity, a miniature negative pressure pump is arranged on the liquid storage cavity, and an air suction opening of the miniature negative pressure pump is communicated with an inner cavity of the liquid storage cavity; the closed end of the liquid storage cavity is connected with a suction head through a PE (polyethylene) hose, the PE hose is provided with a medical infusion regulator, the suction head is of a hollow cylindrical structure, one end of the suction head, which is far away from the PE hose, is provided with a sharp part, the side wall of the suction head is provided with a suction port, and the inside of the suction head corresponds to the suction port and is provided with a one-way valve.
During the operation, the patient is in the state of lying, wears the device through the ear-hang, will attract the head to insert the gauze or the hemostasis sponge of packing of patient's nasal cavity through the sharp-pointed part, opens miniature negative pressure pump, makes and attracts and produces the negative pressure in the head, collects the nasal secretion that packs in gauze or the hemostasis sponge, sets up the check valve that corresponds with the suction port in attracting the head, can prevent the condition of refluence.
The invention can conveniently and continuously collect nasal secretion in gauze or hemostatic sponge filled in the nasal cavity of a patient, does not need medical personnel to regularly replace the gauze or hemostatic sponge, improves the operation efficiency, and can effectively prevent liquid sucked into the liquid storage cavity from flowing backwards.
Preferably, the one-way valve is in a shape of a spherical crown protruding towards the inside of the suction head, the one-way valve is made of rubber materials, a one-way port is formed in the one-way valve, a port of the one-way port, facing towards the inside of the suction head, is in a slit shape, a port of the one-way port, facing towards the outside of the suction head, is in an oval shape, and when a negative pressure state is formed in the suction head, the one-way valve expands to open the port of the one-way port, facing towards the inside of the suction head, so that the inside and the outside of the suction head; when the suction head is in a flat pressure or pressurization state, the one-way valve is compressed, so that a port of the one-way port facing the inside of the suction head is closed, and the inside and the outside of the suction head are closed.
The one-way valve is made of flexible rubber materials, so that the expansion and contraction of the one-way valve are facilitated, when the miniature negative pressure pump is normally started, a negative pressure state is formed in the suction head, the one-way valve expands towards the inner side of the suction head, an inner side port of the one-way port is pulled open under the expansion effect of the one-way valve, so that the inside and the outside of the suction head are communicated, liquid and gas in the hemostatic sponge are conveniently sucked into the suction head, meanwhile, the one-way valve is in the shape of an inward convex spherical crown, a part of hemostatic sponge can be filled in the one-way valve and the suction port, and therefore, the suction head can be inserted into the hemostatic sponge more firmly; when the micro negative pressure pump stops working and the temperature in the liquid storage cavity changes or pressurization occurs after the micro negative pressure pump stops working, the inside of the suction head is in a pressurization state, the one-way valve is compressed towards the outer side of the suction head, and the port at the inner side of the one-way port is in a closed state under the compression effect of the one-way valve, so that the inside and the outside of the suction head are closed (the sealing is not complete tightness sealing, the single closed state is enough for meeting the condition of micro pressurization in the suction head, and the device needs to be taken down and stopped to be used when the pressurization condition is too large), and the liquid in the suction head is prevented from flowing backwards towards the outside of the suction head.
Preferably, both ends of the one-way port facing the port inside the suction head are in smooth transition, and when the one-way valve is expanded and the port inside the one-way port is opened, both ends of the slit-shaped port can be prevented from being torn due to stress concentration.
Preferably, the ear hook comprises a clamping block clamped on the side wall of the liquid storage cavity and a hanging body connected with an annular hanging ear part on the clamping block; the fixture block is a major arc, and a clamping groove matched with the fixture block is formed in the outer side wall of the liquid storage cavity along the circumferential direction of the outer side wall.
The setting of draw-in groove can effectively prevent the landing of stock solution chamber in the use, and the fixture block is the major arc form that the central angle is 210 simultaneously, conveniently installs the stock solution chamber on the fixture block promptly, can make the fixture block have firm centre gripping effect to the stock solution chamber again.
Preferably, be equipped with the earplug on the lateral wall in stock solution chamber, further improved collection device's wearing effect, supplementary ear-hang is fixed the stock solution chamber, improves the whole steadiness of dressing in stock solution chamber.
Preferably, one end of the PE hose, which is far away from the liquid storage cavity, is connected with two branch pipes through a medical three-way valve, and one ends of the two branch pipes, which are far away from the PE hose, are respectively connected with the suction head.
The PE hose is connected with the two suction heads, so that the nasal cavity suction device is suitable for use of two nasal cavities, and a medical three-way valve is arranged at the intersection of the PE hose and the two branch pipes, so that flexible adjustment and switching of suction of the two branch pipes can be facilitated according to treatment requirements.
The invention also provides a nasal secretion collecting method using the ear-hanging nasal secretion collecting device, which adopts the following technical scheme:
a nasal secretion collection method comprising the steps of:
s1, hanging the ear on the ear of the patient, wherein the liquid storage cavity is positioned at the ear of the patient;
s2, inserting the sharp part of the suction head into a gauze pad or a hemostatic sponge in the nasal cavity of the patient, and opening the micro negative pressure pump to generate negative pressure in the liquid storage cavity and the suction head;
s3, the one-way valve expands and deforms towards the inner side of the suction head, the port of the one-way port facing the inner part of the suction head is opened, the one-way port is communicated with the inner part and the outer part of the suction head, and the nasal secretion is collected under the action of negative pressure.
Preferably, the suction tip is inserted into the patient' S nasal cavity in step S2 to a depth of 0.8cm to 1.2cm in a packed gauze or hemostatic sponge.
Preferably, the method further comprises the steps of:
the one-way valve is compressed towards the outer side of the suction head, and the port of the one-way port facing the inside of the suction head is squeezed and sealed, so that the inside and the outside of the suction head are in a sealed state, and the nasal secretion in the suction head is prevented from flowing backwards towards the outside of the suction head.
The invention has the beneficial effects that:
1. the invention can conveniently and continuously collect nasal secretion in gauze or hemostatic sponge filled in the nasal cavity of a patient, does not need medical personnel to regularly replace the gauze or hemostatic sponge, improves the operation efficiency, and can effectively prevent liquid sucked into the liquid storage cavity from flowing backwards.
2. The one-way valve is made of flexible rubber materials, so that the expansion and contraction of the one-way valve are facilitated, when the miniature negative pressure pump is normally started, a negative pressure state is formed in the suction head, the one-way valve expands towards the inner side of the suction head, an inner side port of the one-way port is pulled open under the expansion effect of the one-way valve, so that the inside and the outside of the suction head are communicated, liquid and gas in the hemostatic sponge are conveniently sucked into the suction head, meanwhile, the one-way valve is in the shape of an inward convex spherical crown, a part of hemostatic sponge can be filled in the one-way valve and the suction port, and therefore, the suction head can be inserted into the hemostatic sponge more firmly; when the micro negative pressure pump stops working and the temperature in the liquid storage cavity changes or pressurization occurs, the inside of the suction head is in a pressurization state, the one-way valve is compressed towards the outer side of the suction head, and the port at the inner side of the one-way port is in a closed state under the compression effect of the one-way valve, so that the inside and the outside of the suction head are sealed, and liquid in the suction head is prevented from flowing backwards towards the outside of the suction head.
3. The two ends of the one-way port facing the port inside the suction head are in smooth transition, and when the one-way valve expands and the port inside the one-way port is opened, the two ends of the crack-shaped port can be prevented from being torn due to stress concentration.
4. The setting of draw-in groove can effectively prevent the landing of stock solution chamber in the use, and the fixture block is the major arc form that the central angle is 210 simultaneously, conveniently installs the stock solution chamber on the fixture block promptly, can make the fixture block have firm centre gripping effect to the stock solution chamber again.
5. Be equipped with the earplug on the lateral wall in stock solution chamber, further improved collection device's wearing effect, supplementary ear-hang is fixed the stock solution chamber, improves the whole steadiness of dressing in stock solution chamber.
6. The PE hose is connected with the two suction heads, so that the nasal cavity suction device is suitable for use of two nasal cavities, and a medical three-way valve is arranged at the intersection of the PE hose and the two branch pipes, so that flexible adjustment and switching of suction of the two branch pipes can be facilitated according to treatment requirements.
Drawings
FIG. 1 is a front view of an ear-hung nasal secretion collection device according to an embodiment of the present invention;
FIG. 2 is a side view of an ear-hung nasal secretion collection device according to an embodiment of the present invention;
FIG. 3 is an enlarged view taken at A in FIG. 2;
FIG. 4 is an enlarged view at B in FIG. 3 with the interior of the suction head in a flattened or pressurized state in accordance with an embodiment of the present invention;
FIG. 5 is an enlarged view at B in FIG. 3 when the interior of the suction head is in a negative pressure state according to the embodiment of the present invention;
FIG. 6 is a schematic view of the internal structure of the reservoir according to the embodiment of the present invention.
Description of reference numerals:
1. a liquid storage cavity; 110. a rubber sealing cover; 120. a card slot; 2. ear hanging; 210. a hanging body; 220. a clamping block; 3. a medical infusion regulator; 4. a PE hose; 410. a medical three-way valve; 420. a branch pipe; 5. a suction head; 510. a suction port; 520. a one-way valve; 521. a one-way port; 6. an earplug; 7. a miniature negative pressure pump.
Detailed Description
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
Example (b):
as shown in fig. 1-3, an ear-hung nasal secretion collecting device comprises an ear-hang 2 and a liquid storage cavity 1 connected to the ear-hang 2, wherein the liquid storage cavity 1 has an open tubular structure at one end, a rubber sealing cover 110 is arranged on the opening of the liquid storage cavity 1, a micro negative pressure pump 7 is arranged on the liquid storage cavity 1, the micro negative pressure pump 7 can be a D35 series or a D50 series micro negative pressure pump 7 produced by Youhahing Lin technology limited, and an air suction port of the micro negative pressure pump 7 is communicated with an inner cavity of the liquid storage cavity 1; the closed end of the liquid storage cavity 1 is connected with a suction head 5 through a PE hose 4, the PE hose 4 is provided with a medical infusion regulator 3, the suction head 5 is of a hollow cylindrical structure, one end of the suction head 5, which is far away from the PE hose 4, is provided with a sharp part, the side wall of the suction head 5 is provided with a suction port 510, and the inside of the suction head 5 corresponds to the suction port 510 and is provided with a one-way valve 520.
During the operation, the patient is in the state of lying, wear the device through ear-hang 2, will attract head 5 to insert the gauze or the hemostasis sponge of packing in patient's nasal cavity through the sharp-pointed part, open miniature negative pressure pump 7, make and attract and produce the negative pressure in the head 5, nasal secretion to packing in the gauze or the hemostasis sponge collects, set up the check valve 520 that corresponds with attraction mouth 510 in attracting head 5, when patient's head rotates, the position of stock solution chamber 1 is higher than when attracting head 5, can prevent the condition of the refluence of appearing.
The invention can conveniently and continuously collect nasal secretion in the gauze or the hemostatic sponge filled in the nasal cavity of a patient, does not need medical personnel to regularly replace the gauze or the hemostatic sponge, improves the operation efficiency, and can effectively prevent the liquid sucked into the liquid storage cavity 1 from flowing backwards.
In one embodiment, the check valve 520 is a spherical crown shape protruding towards the inside of the suction head 5, the check valve 520 is made of rubber material, the check valve 520 is provided with a check port 521, a port of the check port 521 facing towards the inside of the suction head 5 is slit-shaped, a port of the check port 521 facing towards the outside of the suction head 5 is oval-shaped, as shown in fig. 5, when a negative pressure state is presented in the suction head 5, the check valve 520 is expanded, so that the port of the check port 521 facing towards the inside of the suction head 5 is opened, and the inside and the outside of the suction head 5 are communicated; when a flat or pressurized state is present in the suction tip 5, as shown in fig. 4, the check valve 520 is compressed, so that the port of the check port 521 facing the inside of the suction tip 5 is closed, and the inside and outside of the suction tip 5 are closed.
The one-way valve 520 is made of flexible rubber materials, so that the expansion and contraction of the one-way valve 520 are facilitated, when the miniature negative pressure pump 7 is normally started, a negative pressure state is formed in the suction head 5, the one-way valve 520 expands towards the inner side of the suction head 5, the port at the inner side of the one-way port 521 is pulled open under the expansion effect of the one-way valve 520, so that the inside and the outside of the suction head 5 are communicated, liquid and gas in the hemostatic sponge are conveniently sucked into the suction head 5, meanwhile, the one-way valve 520 and the suction port 510 can be filled with a part of hemostatic sponge due to the fact that the one-way valve 520 is in the shape of an inward convex spherical crown, and therefore the suction head 5 can be inserted into the hemostatic sponge; when the micro negative pressure pump 7 stops working and the micro negative pressure pump 7 stops working due to temperature change or pressurization in the liquid storage cavity 1, the inside of the suction head 5 is in a pressurization state, the one-way valve 520 is compressed towards the outer side of the suction head 5, and the inner side port of the one-way port 521 is in a closed state under the compression effect of the one-way valve 520, so that the inside and the outside of the suction head 5 are closed (the closing is not complete tightness closing, the single closed state is enough to meet the condition of micro pressurization in the suction head 5, and the device needs to be taken down and stopped to be used when the pressurization condition is too large), and the liquid in the suction head 5 is prevented from flowing backwards towards the outside of the suction head 5.
In one embodiment, the two ends of the one-way port 521 facing the port inside the suction head 5 are smoothly transited, so that when the one-way valve 520 is expanded and the port inside the one-way port 521 is opened, the two ends of the slit-shaped port can be prevented from being torn due to stress concentration.
In one embodiment, as shown in fig. 2 and fig. 6, the ear hook 2 includes a fixture block 220 for clamping the sidewall of the reservoir 1 and a hook body 210 connected to the fixture block 220 and having an annular hanging ear; the fixture block 220 is a major arc, and a clamping groove 120 matched with the fixture block 220 is formed on the outer side wall of the liquid storage cavity 1 along the circumferential direction of the liquid storage cavity.
The arrangement of the clamping groove 120 can effectively prevent the liquid storage cavity 1 from sliding off in the use process, and meanwhile, the clamping block 220 is in a major arc shape with a central angle of 210 degrees, so that the liquid storage cavity 1 is conveniently installed on the clamping block 220, and the clamping block 220 can have a stable clamping effect on the liquid storage cavity 1.
In one embodiment, as shown in fig. 1, the outer side wall of the liquid storage cavity 1 is provided with the earplugs 6, so that the wearing effect of the collecting device is further improved, the auxiliary ear hooks 2 fix the liquid storage cavity 1, and the overall wearing stability of the liquid storage cavity 1 is improved.
In one embodiment, as shown in fig. 1, one end of the PE hose 4 away from the liquid storage chamber 1 is connected to two branch pipes 420 through a medical three-way valve 410, and one ends of the two branch pipes 420 away from the PE hose 4 are respectively connected to one of the suction heads 5.
The PE hose 4 is connected with the two suction heads 5, so that the nasal cavity suction device is suitable for use of two nasal cavities, and a medical three-way valve 410 is arranged at the intersection of the PE hose 4 and the two branch pipes 420, so that flexible adjustment and switching of suction of the two branch pipes can be facilitated according to treatment requirements.
A nasal secretion collection method comprising the steps of:
s1, hanging the ear on the ear of the patient, wherein the liquid storage cavity is positioned at the ear of the patient;
s2, inserting the sharp part of the suction head into a gauze pad or a hemostatic sponge in the nasal cavity of the patient, and opening the micro negative pressure pump to generate negative pressure in the liquid storage cavity and the suction head;
s3, the one-way valve expands and deforms towards the inner side of the suction head, the port of the one-way port facing the inner part of the suction head is opened, the one-way port is communicated with the inner part and the outer part of the suction head, and the nasal secretion is collected under the action of negative pressure.
In one embodiment, the suction tip is inserted into the patient' S nasal cavity into a padded gauze or hemostatic sponge at step S2 to a depth of 0.8cm to 1.2 cm.
In one embodiment, the method further comprises the steps of:
the one-way valve is compressed towards the outer side of the suction head, and the port of the one-way port facing the inside of the suction head is squeezed and sealed, so that the inside and the outside of the suction head are in a sealed state, and the nasal secretion in the suction head is prevented from flowing backwards towards the outside of the suction head.
The above-mentioned embodiments only express the specific embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention.
Claims (7)
1. An ear-hung nasal secretion collecting device is characterized by comprising an ear hanger and a liquid storage cavity connected to the ear hanger, wherein one end of the liquid storage cavity is of a cylindrical structure with an opening, a rubber sealing cover is arranged on the opening of the liquid storage cavity, a miniature negative pressure pump is arranged on the liquid storage cavity, and an air suction opening of the miniature negative pressure pump is communicated with an inner cavity of the liquid storage cavity; the closed end of the liquid storage cavity is connected with a suction head through a PE (polyethylene) hose, the suction head is of a hollow cylindrical structure, one end of the suction head, which is far away from the PE hose, is provided with a sharp part, the side wall of the suction head is provided with a suction port, and the inside of the suction head is provided with a one-way valve corresponding to the suction port.
2. The supra-aural nasal secretion collecting device according to claim 1, wherein the one-way valve is in a shape of a spherical crown protruding towards the inside of the suction head, the one-way valve is made of rubber material, a one-way port is arranged on the one-way valve, a port of the one-way port facing the inside of the suction head is in a slit shape, a port of the one-way port facing the outside of the suction head is in an oval shape, and when a negative pressure state is presented in the suction head, the one-way valve is expanded, so that the port of the one-way port facing the inside of the suction head is opened, and the inside and the outside of the suction head are communicated; when the suction head is in a flat pressure or pressurization state, the one-way valve is compressed, so that a port of the one-way port facing the inside of the suction head is closed, and the inside and the outside of the suction head are closed.
3. The supra-aural nasal secretion collecting device according to claim 2, wherein the one-way port is a smooth transition at both ends of the port facing the interior of the suction head.
4. The ear-hung nasal secretion collecting device according to claim 1 or 3, wherein the ear-hung device comprises a clamping block clamped on the side wall of the liquid storage cavity and a hanging body connected with an open-ring-shaped hanging ear part on the clamping block; the fixture block is a major arc, and a clamping groove matched with the fixture block is formed in the outer side wall of the liquid storage cavity along the circumferential direction of the outer side wall.
5. A nasal secretion collecting method using the ear-hung nasal secretion collecting device according to any one of claims 1 to 4, comprising the steps of:
s1, hanging the ear on the ear of the patient, wherein the liquid storage cavity is positioned at the ear of the patient;
s2, inserting the sharp part of the suction head into a gauze pad or a hemostatic sponge in the nasal cavity of the patient, and opening the micro negative pressure pump to generate negative pressure in the liquid storage cavity and the suction head;
s3, the one-way valve expands and deforms towards the inner side of the suction head, the port of the one-way port facing the inner part of the suction head is opened, the one-way port is communicated with the inner part and the outer part of the suction head, and the nasal secretion is collected under the action of negative pressure.
6. The nasal secretion collecting method according to claim 5, wherein the suction tip is inserted into the packed gauze or hemostatic sponge in the nasal cavity of the patient to a depth of 0.8cm to 1.2cm in step S2.
7. The nasal secretion collection method according to claim 5 or 6, further comprising the steps of:
the one-way valve is compressed towards the outer side of the suction head, and the port of the one-way port facing the inside of the suction head is squeezed and sealed, so that the inside and the outside of the suction head are in a sealed state, and the nasal secretion in the suction head is prevented from flowing backwards towards the outside of the suction head.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911018317.7A CN110812535A (en) | 2019-10-24 | 2019-10-24 | Ear-hanging type nasal secretion collecting device and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911018317.7A CN110812535A (en) | 2019-10-24 | 2019-10-24 | Ear-hanging type nasal secretion collecting device and method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110812535A true CN110812535A (en) | 2020-02-21 |
Family
ID=69550454
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911018317.7A Pending CN110812535A (en) | 2019-10-24 | 2019-10-24 | Ear-hanging type nasal secretion collecting device and method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110812535A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111420133A (en) * | 2020-04-01 | 2020-07-17 | 青岛市妇女儿童医院（青岛市妇幼保健院、青岛市残疾儿童医疗康复中心、青岛市新生儿疾病筛查中心） | Oral and nasal endocrine cleaning device for pediatrics |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2060840U (en) * | 1989-10-12 | 1990-08-22 | 青岛全密封耐蚀泵开发公司 | Check valve with elastic convex plug |
| CN1498184A (en) * | 2001-03-15 | 2004-05-19 | C | Check valve and liquid container with check valve |
| CN202699690U (en) * | 2012-08-08 | 2013-01-30 | 广东益德环保科技有限公司 | Nasal aspirator |
| US20130331805A1 (en) * | 2012-06-12 | 2013-12-12 | H. George Brennan | Medical suction system and disposable container |
| CN105805373A (en) * | 2016-05-03 | 2016-07-27 | 重庆市百科鼎昱科技有限公司 | Breathing valve, oil tank cover and oil tank |
| CN209060129U (en) * | 2018-07-23 | 2019-07-05 | 张宇娜 | Oral secretion continues suction device |
| CN110314273A (en) * | 2019-07-09 | 2019-10-11 | 自贡市第四人民医院(自贡市急救中心) | A kind of supra-aural intranasal medicator and medication |
| CN211461443U (en) * | 2019-10-24 | 2020-09-11 | 自贡市第四人民医院(自贡市急救中心) | Ear-hanging nasal secretion collecting device |
-
2019
- 2019-10-24 CN CN201911018317.7A patent/CN110812535A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2060840U (en) * | 1989-10-12 | 1990-08-22 | 青岛全密封耐蚀泵开发公司 | Check valve with elastic convex plug |
| CN1498184A (en) * | 2001-03-15 | 2004-05-19 | C | Check valve and liquid container with check valve |
| US20130331805A1 (en) * | 2012-06-12 | 2013-12-12 | H. George Brennan | Medical suction system and disposable container |
| CN202699690U (en) * | 2012-08-08 | 2013-01-30 | 广东益德环保科技有限公司 | Nasal aspirator |
| CN105805373A (en) * | 2016-05-03 | 2016-07-27 | 重庆市百科鼎昱科技有限公司 | Breathing valve, oil tank cover and oil tank |
| CN209060129U (en) * | 2018-07-23 | 2019-07-05 | 张宇娜 | Oral secretion continues suction device |
| CN110314273A (en) * | 2019-07-09 | 2019-10-11 | 自贡市第四人民医院(自贡市急救中心) | A kind of supra-aural intranasal medicator and medication |
| CN211461443U (en) * | 2019-10-24 | 2020-09-11 | 自贡市第四人民医院(自贡市急救中心) | Ear-hanging nasal secretion collecting device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111420133A (en) * | 2020-04-01 | 2020-07-17 | 青岛市妇女儿童医院（青岛市妇幼保健院、青岛市残疾儿童医疗康复中心、青岛市新生儿疾病筛查中心） | Oral and nasal endocrine cleaning device for pediatrics |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| TW201811381A (en) | Breast shield | |
| JPWO2008056662A1 (en) | Opening device with drape | |
| AU2013407414B2 (en) | Suction stent, stent system, and method for sealing a leakage | |
| CA3163607A1 (en) | Urine collection system including a sizing device cross-reference to related applications | |
| CN211461443U (en) | Ear-hanging nasal secretion collecting device | |
| CN110812535A (en) | Ear-hanging type nasal secretion collecting device and method | |
| CN108175876B (en) | Mammary gland drainage cleaning therapeutic instrument | |
| CN211461722U (en) | Anti-suck-back ear-hanging type nasal cavity drug administration device | |
| CN215275348U (en) | Anti-adhesion supporting device for uterine cavity | |
| CN106215255B (en) | A kind of drainage tube and its application method with puncture needle | |
| CN213158652U (en) | Multifunctional tracheal catheter for anesthesia department | |
| CN2936152Y (en) | Special equipment for implanting breast plastic prothesis | |
| CN103394156B (en) | Carbon dioxide air bag skin dilator | |
| CN204274777U (en) | Hyperbaric oxygentherapy barotrauma of middle ear preventing mean | |
| CN209662411U (en) | A kind of medical portable collection device of postoperative care wound drainage liquid | |
| CN208447892U (en) | A kind of stoma collector | |
| CN113069191A (en) | Puncture cannula for tension pneumothorax clinical first aid | |
| CN218636346U (en) | Nasal feeding pipeline fixing device | |
| CN205215277U (en) | Disposable vacuum aspiration incision protection cover | |
| CN213251736U (en) | Catheter device for treating subcutaneous emphysema by negative pressure | |
| CN109864784A (en) | A kind of double bolloon hemostasis device | |
| CN215129397U (en) | Extrusion type tissue blocking device | |
| CN211024339U (en) | Drainage device | |
| CN221105921U (en) | Nasal cavity filler | |
| CN208726380U (en) | A kind of postoperative drainage care device of vascular 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 |