CN109771706A - Sputum aspirator tube - Google Patents
Sputum aspirator tube Download PDFInfo
- Publication number
- CN109771706A CN109771706A CN201910043339.2A CN201910043339A CN109771706A CN 109771706 A CN109771706 A CN 109771706A CN 201910043339 A CN201910043339 A CN 201910043339A CN 109771706 A CN109771706 A CN 109771706A
- Authority
- CN
- China
- Prior art keywords
- elastic tube
- sputum aspirator
- tube
- receiving channel
- push
- 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
- 206010036790 Productive cough Diseases 0.000 title claims abstract description 84
- 210000003802 sputum Anatomy 0.000 title claims abstract description 84
- 208000024794 sputum Diseases 0.000 title claims abstract description 84
- 230000015572 biosynthetic process Effects 0.000 claims abstract description 4
- 210000000621 bronchi Anatomy 0.000 abstract description 32
- 238000005452 bending Methods 0.000 description 10
- 239000004677 Nylon Substances 0.000 description 4
- 230000002045 lasting effect Effects 0.000 description 4
- 229920001778 nylon Polymers 0.000 description 4
- 238000003780 insertion Methods 0.000 description 3
- 230000037431 insertion Effects 0.000 description 3
- 239000011347 resin Substances 0.000 description 3
- 229920005989 resin Polymers 0.000 description 3
- 210000003437 trachea Anatomy 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 241000209094 Oryza Species 0.000 description 2
- 235000007164 Oryza sativa Nutrition 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 235000009566 rice Nutrition 0.000 description 2
- 238000005491 wire drawing Methods 0.000 description 2
- 229910000851 Alloy steel Inorganic materials 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 210000002345 respiratory system Anatomy 0.000 description 1
Landscapes
- External Artificial Organs (AREA)
Abstract
The invention discloses a kind of sputum aspirator tubes.The sputum aspirator tube includes elastic tube and push-and-pull silk, the formation closed end closed at one end of the elastic tube and other end is open to form open end, the closed end has the sputum suction hole for being connected to the elastic tube cavity, there is receiving channel on the tube wall of the elastic tube, the receiving channel is opened on the end face of the open end, the length of the receiving channel is less than the length of the elastic tube, described push-and-pull silk one end is located in the receiving channel and is connected to the end face of the receiving channel inwardly, and the other end of the push-and-pull silk extends to the outside of the receiving channel.The sputum aspirator tube easily enters left principal bronchus to reduce by suction sputum person's pain.
Description
Technical field
The present invention relates to medical instruments fields, more particularly to a kind of sputum aspirator tube.
Background technique
Adult tracheae is about 10-12 centimetres, about 2-2.5 centimetres of left and right diameter, about 1.5-2 centimetres of anteroposterior diameter, grand from tracheae
Prominent punishment is at left principal bronchus and right principal bronchus, and wherein right principal bronchus is about 2.5-3 centimetres, diameter 1.4-2.3 compared with tubbiness
Centimetre and tracheae longitudinal axis extension line at 20-30 ° of angle, therefore, respiratory tract foreign body is easy to fall into right principal bronchus.Left main branch
Tracheae is long and thin, is about 5 centimetres, at 40-55 ° of angle, sputum is generally accumulated for 1.0-1.5 centimetres of diameter and tracheae longitudinal axis extension line
In in left principal bronchus, traditional sputum aspirator tube is difficult to enter left principal bronchus in suction sputum.
Summary of the invention
Based on this, it is necessary to provide and a kind of easily enter left principal bronchus to reduce by the sputum aspirator tube of suction sputum person's pain.
A kind of sputum aspirator tube, including elastic tube and push-and-pull silk, the formation closed end closed at one end of the elastic tube and another
End opening forms open end, and the closed end has a sputum suction hole for being connected to the elastic tube cavity, on the tube wall of the elastic tube
With receiving channel, the receiving channel is opened on the end face of the open end, and the length of the receiving channel is less than the bullet
Property pipe length, described push-and-pull silk one end is located at the end face that the receiving channel is interior and is connected in the receiving channel, described
The other end of push-and-pull silk extends to the outside of the receiving channel.
The length of the receiving channel is the 0.75-0.9 of the length of the elastic tube in one of the embodiments,.
The sputum aspirator tube further includes pull ring in one of the embodiments, and the pull ring is located at the outside of the elastic tube
And the connection push-and-pull silk.
The aperture of the sputum suction hole is by one end close to the inside of the elastic tube to close in one of the embodiments,
One end of the outside of the elastic tube is gradually increased.
The quantity of the sputum suction hole is multiple in one of the embodiments,.
The push-and-pull silk is wire in one of the embodiments,.
The outer end face of closed end shape in curved surface in one of the embodiments,.
The sputum aspirator tube further includes handle in one of the embodiments, and the handle is connected to the outer of the elastic tube
Wall and the end face for being flush to the open end.
Aperture position of the handle close to the receiving channel in one of the embodiments,.
There are multiple graduation marks in one of the embodiments, at each graduation mark on the outer wall of the elastic tube
It is corresponding with the registration of the distance between the end of the graduation mark away from the closed end.
It is painful by suction sputum person to reduce that above-mentioned sputum aspirator tube easily enters left principal bronchus, easy to use.Tracheae is grand from tracheae
Prominent punishment is about 5 centimetres, 1.0-1.5 lis of diameter since left principal bronchus is long and thin at left principal bronchus and right principal bronchus
At 40-55 ° of angle, the artificial elastic tube for pushing sputum aspirator tube enters in patient airway for rice and tracheae longitudinal axis extension line, when elastic tube into
When entering about 24 centimeters of depth (about 10 centimeters of children) into patient airway, manual rotation's elastic tube makes on elastic tube
The opening of receiving channel is close to the left face direction of patient, then pulls push-and-pull silk to drive the end of elastic tube to be bent, namely realize
The lateral bending of sputum aspirator tube.Since the opening of receiving channel is close to the left face direction of patient, push-and-pull silk ribbon dynamic elasticity pipe end is pulled
The curved direction in portion is the direction of left principal bronchus, lasting to pull push-and-pull silk and push elastic tube simultaneously, that is, is able to achieve elastic tube
Into in left principal bronchus.Further, when artificial force pushes push-and-pull silk, the end of sputum aspirator tube is also able to drive towards quilt
The curving of promotion realizes that sputum aspirator tube enters in the left principal bronchus or right principal bronchus for needing to enter, easy to operate, section
Time power, sputum aspirator tube, which easily enters left principal bronchus, can reduce the pain of patient.
Above-mentioned sputum aspirator tube is easy to pull by the 0.75-0.9 realization for the length that the length of setting receiving channel is elastic tube
The closed end of elastic tube is bent, if the length of receiving channel is too long, the closed end of elastic tube is difficult to be bent, if receiving channel
Length is too short, then can not effectively pull elastic tube, and the closed end of elastic tube can not be effectively bent.
Above-mentioned sputum aspirator tube realizes easy to operate purpose by the way that pull ring is arranged, when needing to pull push-and-pull silk, operator's
Finger is inserted into pull ring, convenient for force.
Above-mentioned sputum aspirator tube is gradually increased reality by the outside of inside to the elastic tube of elastic tube by the way that the aperture of sputum suction hole is arranged
Effective absorption sputum is showed, the sputum being drawn into elastic tube is not easy to flow back into left principal bronchus.
Above-mentioned sputum aspirator tube realizes the pain for reducing patient, curved end face by the end face shape in curved surface of setting closed end
With the inner surface of trachea smooth engagement of patient, avoid the salient angle on elastic tube to patient's bring pain.
Above-mentioned sputum aspirator tube realizes the convenient purpose of operation by setting handle, in use, operator holds handle on the other hand
Hand, the other hand can pull push-and-pull silk, easy to operate, in addition, handle can also assist the rotation direction of instruction elastic tube.
There are multiple graduation marks to realize operator to insertion depth on the outer wall that above-mentioned sputum aspirator tube passes through setting elastic tube
Measurement, operator can be according to being corresponding with showing for the distance between the end of the graduation mark away from closed end at each graduation mark
The depth to judge elastic tube insertion is counted, to decide whether the bending for pulling push-and-pull silk to realize the closed end of elastic tube.
Detailed description of the invention
Fig. 1 is sputum aspirator tube side structure schematic diagram described in an embodiment.
Description of symbols
10: sputum aspirator tube；100: elastic tube；110: closed end；120: open end；130: sputum suction hole；140: receiving channel；
200: push-and-pull silk；300: pull ring；400: handle.
Specific embodiment
To facilitate the understanding of the present invention, a more comprehensive description of the invention is given in the following sections with reference to the relevant attached drawings.In attached drawing
Give presently preferred embodiments of the present invention.But the invention can be realized in many different forms, however it is not limited to this paper institute
The embodiment of description.On the contrary, purpose of providing these embodiments is keeps the understanding to the disclosure more thorough
Comprehensively.
It should be noted that it can directly on the other element when element is referred to as " being fixed on " another element
Or there may also be elements placed in the middle.When an element is considered as " connection " another element, it, which can be, is directly connected to
To another element or it may be simultaneously present centering elements.When an element is considered as " being located at " another element, it can
To be directly to another element or may be simultaneously present centering elements.
Unless otherwise defined, all technical and scientific terms used herein and belong to technical field of the invention
The normally understood meaning of technical staff is identical.Term as used herein in the specification of the present invention is intended merely to description tool
The purpose of the embodiment of body, it is not intended that in the limitation present invention.Term as used herein "and/or" includes one or more phases
Any and all combinations of the listed item of pass.
Shown in Figure 1, one embodiment of the invention provides a kind of sputum aspirator tube 10 comprising elastic tube 100 and can
The push-and-pull silk 200 for pushing and pulling.
The formation closed end 110 closed at one end of the elastic tube 100 and other end is open to form open end 120, closed end 110 has
There is the sputum suction hole 130 of connection 100 inner cavity of elastic tube, there is receiving channel 140 on the tube wall of elastic tube 100, receiving channel 140 is opened
For mouth in the end face of open end 120, the length of receiving channel 140 is less than the length of elastic tube 100, and push-and-pull 200 one end of silk, which is located at, to hold
The end face received in channel 140 and be connected in receiving channel 140, the other end of push-and-pull silk 200 extend to the outer of receiving channel 140
Portion.When pushing refreshing wire drawing 200, the closed end 110 of elastic tube 100 can be pushed to realize bending, when pulling refreshing wire drawing 200,
The closed end 110 of elastic tube 100 can be pulled to realize bending.
Pushing and pulling silk 200 has certain intensity, and the outer diameter of push-and-pull silk 200 is 2mm-5mm.Push-and-pull silk 200 itself cannot be sent out
Raw deformation, push-and-pull silk 200 can be realized the movement drawn or pushed away.Such as pushing and pulling silk 200 can be wire, resin silk, has one
Determine the plastic wire etc. of intensity, such as push-and-pull silk 200 can be the resin silk that iron wire, copper wire, alloy-steel wire, resin material are made,
It can be appreciated that push-and-pull silk 200 can also be that the material of other forms is made, as long as can be realized push and pull.Manpower can be with
Bending to realize the closed end 110 of elastic tube 100 is pulled to push-and-pull silk 200, at this time the closed end 110 of elastic tube 100
Bending direction is directed towards the direction that push-and-pull silk 200 is pulled.Manpower can push push-and-pull silk 200 to realize the envelope of elastic tube 100
The bending of closed end 110,110 bending direction of closed end of elastic tube 100 is directed towards the direction that push-and-pull silk 200 is pushed at this time.
In a specific example, the length of receiving channel 140 is the 0.75-0.9 of the length of elastic tube 100.Above-mentioned suction sputum
Pipe 10 is easy to pull elastic tube 100 by the 0.75-0.9 realization for the length that the length of setting receiving channel 140 is elastic tube 100
Closed end 110 be bent, if the length of receiving channel 140 is too long, the closed end 110 of elastic tube 100 is difficult to be bent, if accommodate
The length in channel 140 is too short, then can not effectively pull elastic tube 100, and the closed end 110 of elastic tube 100 can not be effectively bent.It is excellent
Selection of land, the length of receiving channel 140 account for the 90% of the total length of elastic tube 100.
In a specific example, above-mentioned sputum aspirator tube 10 further includes pull ring 300.Pull ring 300 be located at the outside of elastic tube 100 and
Connection push-and-pull silk 200.Above-mentioned sputum aspirator tube 10 realizes easy to operate purpose by the way that pull ring 300 is arranged, and needs to pull push-and-pull silk 200
When, the finger of operator is inserted into pull ring 300, convenient for force.The shape of pull ring 300 can be circular ring shape.Pull ring 300 it is straight
Diameter is 2 centimetres, can be inserted in adult index finger, easily in order to pull ring.It is understood that in other embodiments, the shape of pull ring 300
The structure and shape of shape are not limited to above, and the structure and shape of the shape of pull ring 300 can also be Q-RING, vesica piscis etc..
In a specific example, the aperture of sputum suction hole 130 is by one end close to the inside of elastic tube 100 to close to elastic tube
One end of 100 outside is gradually increased.Above-mentioned sputum aspirator tube 10 is by being arranged the aperture of sputum suction hole 130 by the inside of elastic tube 100
Being gradually increased to the outside of elastic tube 100, which may be implemented, effectively draws sputum, and suction sputum effect is good, since sputum suction hole 130 is inner
The aperture of side is small, and therefore, sputum suction hole 130 forms a bell shape outwardly, is drawn into sputum in elastic tube 100 not
It is easy to flow back into left principal bronchus again.
Further, the quantity of sputum suction hole 130 is multiple.Multiple sputum suction holes 130 are uniformly distributed in closed end 110.
Further, the outer end face of closed end 110 shape in curved surface.The end that above-mentioned sputum aspirator tube 10 passes through setting closed end 110
Face shape in curved surface realizes the pain for reducing patient, and the inner surface of trachea smooth engagement of curved end face and patient avoids elastic tube
Salient angle on 100 is to patient's bring pain.
In a specific example, above-mentioned sputum aspirator tube 10 further includes handle 400.Handle 400 is connected to the outer wall of elastic tube 100
And it is flush to the end face of open end 120.Above-mentioned sputum aspirator tube 10 realizes the convenient purpose of operation by setting handle 400, uses
When, operator holds handle 400 on the other hand, and the other hand can pull push-and-pull silk 200, and it is easy to operate, in addition, handle 400 can also be auxiliary
Help the rotation direction of instruction elastic tube 100.
In a specific example, handle 400 plays indicative function close to the aperture position of receiving channel 140.
In a specific example, there are multiple graduation marks on the outer wall of elastic tube 100, be corresponding with the quarter at each graduation mark
Spend the registration of the distance between end of line-spacing closed end 110.Above-mentioned sputum aspirator tube 10 has on the outer wall by setting elastic tube 100
There are multiple graduation marks to realize measurement of the operators to insertion depth, operator can be according to being corresponding with this at each graduation mark
The registration of the distance between end of the graduation mark away from closed end 110 come judge elastic tube 100 be inserted into depth, to decide whether to draw
It is dynamic to push and pull silk 200 to realize the bending of the closed end 110 of elastic tube 100.
The present embodiment marks scale in the outer wall of the elastic tube 100 of sputum aspirator tube, and scale is in millimeters；In elastic tube
100 inner wall setting receiving channel 140, one nylon yarn of interior installation of receiving channel 140 or wire, nylon yarn or wire
Tail end protrudes about 1 centimetre of 100 tail end of elastic tube.When adult sputum aspirator tube enters about 24 centimetres of air flue (about 10 centimetres of children), lead
When drawing nylon yarn or wire tail end, 100 front end of elastic tube can be amesiality.When nylon yarn or wire pull out about 1.5 centimetres
When, the linear angle at 45 ° of longitudinal axis extension of the front end meeting and elastic tube 100 of elastic tube 100, to be easier to that sputum aspirator tube 10 is made to slide into a left side
Side main bronchus.
Above-mentioned sputum aspirator tube 10 when in use, includes the following steps:
When it is required that the end of sputum aspirator tube 10 enters in the left principal bronchus of patient, the artificial bullet for pushing sputum aspirator tube 10
Property pipe 100 enter patient airway in, when elastic tube 100 enters (about 10 lis of children of about 24 centimeters of the depth in patient airway
At rice) when, it is artificial that the opening or handle that elastic tube 100 makes the receiving channel 140 on elastic tube 100 are rotated by handle 400
Hand 400 is close to the left face direction of patient, then pulls push-and-pull silk 200 to drive the end of elastic tube 100 to be bent, and pushes and pulls 200 band of silk
The curved direction in 100 end of dynamic elasticity pipe is the direction of left principal bronchus, lasting to pull push-and-pull silk 200 and push elastic tube simultaneously
100, that is, it is able to achieve elastic tube 100 and enters in left principal bronchus.
Alternatively, manually pushing the elastic tube 100 of sputum aspirator tube 10 to enter in patient airway, when elastic tube 100 enters patient
When about 24 centimeters of endotracheal depth (about 10 centimeters of children), elastic tube 100 is manually rotated by handle 400 and makes elasticity
The opening of receiving channel 140 on pipe 100 is close to the right face direction of patient, then pushes push-and-pull silk 200 to drive elastic tube 100
End bending.Since the opening of receiving channel 140 is close to the right face direction of patient, push-and-pull silk 200 is pushed to drive elastic tube
The curved direction in 100 ends is the direction of left principal bronchus, lasting to push push-and-pull silk 200 and push elastic tube 100 simultaneously, can
Realize that elastic tube 100 enters in left principal bronchus.
Above-mentioned sputum aspirator tube 10 easily enters left principal bronchus, easy to use.Tracheae punishes Cheng Zuozhu branch gas from trachea carina
Pipe and right principal bronchus are about 5 centimetres since left principal bronchus is long and thin, 1.0-1.5 centimetres of diameter and tracheae longitudinal axis extension
Line is at 40 ° of -55 ° of angles, and the artificial elastic tube 100 for pushing sputum aspirator tube 10 enters in patient airway, when elastic tube 100 enters patient
When about 24 centimeters of endotracheal depth (about 10 centimeters of children), manual rotation's elastic tube 100 makes the appearance on elastic tube 100
Receive channel 140 opening close to patient left face direction, then pull push-and-pull silk 200 to drive the end of elastic tube 100 to be bent.By
In receiving channel 140 opening and handle close to the left face direction of patient, therefore push-and-pull silk 200 is pulled to drive elastic tube 100
The curved direction in end is the direction of left principal bronchus, lasting to pull push-and-pull silk 200 and push elastic tube 100, Ji Nengshi simultaneously
Existing elastic tube 100 enters in left principal bronchus.Further, when artificial force pushes push-and-pull silk 200, also it is able to drive suction sputum
Realize sputum aspirator tube 10 into the left principal bronchus or right main branch for needing to enter towards the curving pushed in the end of pipe 10
Intratracheally, easy to operate, time power is saved, sputum aspirator tube 10, which easily enters left principal bronchus, can reduce the pain of patient.
Each technical characteristic of embodiment described above can be combined arbitrarily, for simplicity of description, not to above-mentioned reality
It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, all should be considered as described in this specification.
The embodiments described above only express several embodiments of the present invention, and the description thereof is more specific and detailed, but simultaneously
Limitations on the scope of the patent of the present invention therefore cannot be interpreted as.It should be pointed out that for those of ordinary skill in the art
For, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to guarantor of the invention
Protect range.Therefore, the scope of protection of the patent of the invention shall be subject to the appended claims.
Claims (10)
1. a kind of sputum aspirator tube, which is characterized in that including elastic tube and push-and-pull silk；The formation closed at one end of the elastic tube is closed
It holds and the other end is open to form open end, the closed end has the sputum suction hole for being connected to the elastic tube cavity, the elastic tube
Tube wall on there is receiving channel, the receiving channel is opened on the end face of the open end, and the length of the receiving channel is small
In the length of the elastic tube, described push-and-pull silk one end is located at the end in the receiving channel and being connected in the receiving channel
The other end in face, the push-and-pull silk extends to the outside of the receiving channel.
2. sputum aspirator tube according to claim 1, which is characterized in that the length of the receiving channel is the length of the elastic tube
The 0.75-0.9 of degree.
3. sputum aspirator tube according to claim 1, which is characterized in that the sputum aspirator tube further includes pull ring；The pull ring is located at
The outside of the elastic tube and the connection push-and-pull silk.
4. sputum aspirator tube according to claim 1 to 3, which is characterized in that the aperture of the sputum suction hole is by close to institute
The one end for stating one end to the outside close to the elastic tube of the inside of elastic tube is gradually increased.
5. sputum aspirator tube according to claim 1 to 3, which is characterized in that the quantity of the sputum suction hole is multiple.
6. sputum aspirator tube according to claim 1 to 3, which is characterized in that the push-and-pull silk is wire.
7. sputum aspirator tube according to claim 1 to 3, which is characterized in that the outer end face of the closed end is in curved surface
Shape.
8. sputum aspirator tube according to claim 1 to 3, which is characterized in that the sputum aspirator tube further includes handle；Institute
Handle is stated to be connected to the outer wall of the elastic tube and be flush to the end face of the open end.
9. sputum aspirator tube according to claim 8, which is characterized in that the handle is close to the opening with the receiving channel
Position.
10. sputum aspirator tube according to claim 1 to 3, which is characterized in that have on the outer wall of the elastic tube
Multiple graduation marks；The registration of the distance between the end of the graduation mark away from the closed end is corresponding at each graduation mark.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910043339.2A CN109771706A (en) | 2019-01-17 | 2019-01-17 | Sputum aspirator tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910043339.2A CN109771706A (en) | 2019-01-17 | 2019-01-17 | Sputum aspirator tube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109771706A true CN109771706A (en) | 2019-05-21 |
Family
ID=66500911
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910043339.2A Pending CN109771706A (en) | 2019-01-17 | 2019-01-17 | Sputum aspirator tube |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109771706A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0492245U (en) * | 1990-12-25 | 1992-08-11 | ||
| CN1859942A (en) * | 2003-10-01 | 2006-11-08 | 迈科洛斯血管腔内治疗公司 | Long nose manipulatable catheter |
| CN201239370Y (en) * | 2008-08-08 | 2009-05-20 | 都丽平 | Sputum aspirator |
| CN102264428A (en) * | 2008-12-26 | 2011-11-30 | 住友电木株式会社 | Catheter |
| US20140041665A1 (en) * | 2011-04-28 | 2014-02-13 | Yonsei University Wonju Industry-Academic Cooperation Foundation | Curvature-adjustable endotracheal tube |
| WO2014094342A1 (en) * | 2012-12-18 | 2014-06-26 | Zeng Chenguang | Negative-pressure suction apparatus |
| CN207221065U (en) * | 2017-03-10 | 2018-04-13 | 曾维富 | Disposable reversible sputum aspirator tube |
| CN209996846U (en) * | 2019-01-17 | 2020-01-31 | 广东省人民医院(广东省医学科学院) | Sputum suction tube |
-
2019
- 2019-01-17 CN CN201910043339.2A patent/CN109771706A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0492245U (en) * | 1990-12-25 | 1992-08-11 | ||
| CN1859942A (en) * | 2003-10-01 | 2006-11-08 | 迈科洛斯血管腔内治疗公司 | Long nose manipulatable catheter |
| CN201239370Y (en) * | 2008-08-08 | 2009-05-20 | 都丽平 | Sputum aspirator |
| CN102264428A (en) * | 2008-12-26 | 2011-11-30 | 住友电木株式会社 | Catheter |
| US20140041665A1 (en) * | 2011-04-28 | 2014-02-13 | Yonsei University Wonju Industry-Academic Cooperation Foundation | Curvature-adjustable endotracheal tube |
| WO2014094342A1 (en) * | 2012-12-18 | 2014-06-26 | Zeng Chenguang | Negative-pressure suction apparatus |
| CN207221065U (en) * | 2017-03-10 | 2018-04-13 | 曾维富 | Disposable reversible sputum aspirator tube |
| CN209996846U (en) * | 2019-01-17 | 2020-01-31 | 广东省人民医院(广东省医学科学院) | Sputum suction tube |
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