CN105477759A - Double-cavity tracheal catheter - Google Patents
Double-cavity tracheal catheter Download PDFInfo
- Publication number
- CN105477759A CN105477759A CN201610069654.9A CN201610069654A CN105477759A CN 105477759 A CN105477759 A CN 105477759A CN 201610069654 A CN201610069654 A CN 201610069654A CN 105477759 A CN105477759 A CN 105477759A
- Authority
- CN
- China
- Prior art keywords
- conduit
- double
- catheter
- catheter body
- lumen catheter
- 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.)
- Granted
Links
- 239000002775 capsule Substances 0.000 claims description 29
- 238000002372 labelling Methods 0.000 claims description 2
- 238000002627 tracheal intubation Methods 0.000 abstract 4
- 210000004072 lung Anatomy 0.000 description 12
- 210000000621 bronchi Anatomy 0.000 description 10
- 238000002555 auscultation Methods 0.000 description 4
- 210000003437 trachea Anatomy 0.000 description 4
- 238000009423 ventilation Methods 0.000 description 4
- 230000002685 pulmonary effect Effects 0.000 description 3
- 230000000241 respiratory effect Effects 0.000 description 3
- 230000029058 respiratory gaseous exchange Effects 0.000 description 3
- 238000001356 surgical procedure Methods 0.000 description 3
- 206010002091 Anaesthesia Diseases 0.000 description 2
- 230000037005 anaesthesia Effects 0.000 description 2
- 210000004704 glottis Anatomy 0.000 description 2
- 210000000214 mouth Anatomy 0.000 description 2
- 244000052769 pathogen Species 0.000 description 2
- 230000001932 seasonal effect Effects 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002124 endocrine Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 210000000115 thoracic cavity Anatomy 0.000 description 1
Classifications
-
- 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
- A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
- A61M16/0003—Accessories therefor, e.g. sensors, vibrators, negative pressure
-
- 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
- A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
- A61M16/01—Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes specially adapted for anaesthetising
-
- 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
- A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
- A61M16/04—Tracheal tubes
- A61M16/0402—Special features for tracheal tubes not otherwise provided for
-
- 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
- A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
- A61M16/04—Tracheal tubes
- A61M16/0486—Multi-lumen tracheal tubes
-
- 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
- A61M2210/10—Trunk
- A61M2210/1025—Respiratory system
- A61M2210/1032—Trachea
Landscapes
- Health & Medical Sciences (AREA)
- Pulmonology (AREA)
- Anesthesiology (AREA)
- Heart & Thoracic Surgery (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Emergency Medicine (AREA)
- Hematology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Media Introduction/Drainage Providing Device (AREA)
- External Artificial Organs (AREA)
Abstract
The invention discloses a double-cavity tracheal catheter. The double-cavity tracheal catheter comprises a left catheter body and a right catheter body. The left catheter body and the right catheter body are semicircular tubes. The upper end of the left catheter body and the upper end of the right catheter body are provided with catheter joints respectively. A main inflation bag is arranged outside the left catheter body and the right catheter body. The main inflation bag is of an annular structure. The left catheter body and the right catheter body are sleeved with the main inflation bag. The main inflation bag is fixed to the right catheter body. The left catheter body can vertically slide relative to the right catheter body and the main inflation bag. Auxiliary inflation bags are arranged at the lower end of the left catheter body and the lower end of the right catheter body respectively. The main inflation bag and the auxiliary inflation bag are independently communicated with inflation tubes. The inflation tube connected with the auxiliary inflation bag of the left catheter body is buried in the catheter wall of the left catheter body. The inflation tube connected with the auxiliary inflation bag of the right catheter body and the inflation tube connected with the main inflation bag are both buried in the catheter wall of the right catheter body. When the catheter is used for carrying out intubation, a left double-cavity tracheal catheter or a right double-cavity tracheal catheter does not need to be selected according to surgical conditions, left bronchial intubation and right bronchial intubation can be conveniently achieved, and the success rate of left bronchial intubation is greatly increased.
Description
Technical field
The present invention relates to technical field of medical equipment, particularly a kind of double-lumen catheter.
Background technology
Double-lumen catheter is widely used in the anesthesia of thoracic surgery at present, and the function of double-lumen catheter is that left lung and right lung are kept apart, and realizes left lung and right lung is ventilated respectively.The double-lumen catheter of current use is divided into left side double-lumen catheter and right side double-lumen catheter.Left side or right side double-lumen catheter are integral type endotracheal tube, left side double-lumen catheter is used for left side bronchial cannula and isolates left lung, right side double-lumen catheter is used for right side bronchial cannula and isolates right lung, the double-lumen catheter of this two type can not phase trans-substitution, need to select respectively according to surgery situation when using clinically, if choosing is wrong, the type of double-lumen catheter (such as should select left side double-lumen catheter, and have selected mistakenly right side double-lumen catheter) and requirements of operation can not be met time, also need to change double-lumen catheter in operation, this carries out smoothly by the whole operation of impact, adverse effect is brought to patient.And, because the bronchial anatomical features in left side and right side is different, right side bronchial cannula is very easy, and adopt existing double-lumen catheter to carry out during the bronchial cannula of left side and often occur to insert unsuccessfully, make double-lumen catheter be mistakenly inserted right side bronchus, at this moment need to adopt the auxiliary of branchofiberoscope to adjust.Branchofiberoscope is expensive, and needs the skilled operation of Anesthetist, and this brings very big inconvenience to clinical position.
Summary of the invention
The present invention can not the problem of phase trans-substitution in order to solve existing left side double-lumen catheter and right side double-lumen catheter, and left side bronchial cannula is easy to the problem of failure, devise a kind of double-lumen catheter having both left side and right side double-lumen catheter function, the double-lumen catheter selecting which kind of type need not be considered when clinical anesthesia again, and drastically increase the success rate of left side bronchial cannula.
Specifically by the following technical solutions: this kind of double-lumen catheter, comprise left conduit and right conduit, left conduit and right conduit are semi-circular tube, left conduit and right conduit synthesize a round tube shape in opposite directions, there is catheter adapter the upper end of left conduit and right conduit respectively, main gas charge capsule is had outside left conduit and right conduit, main gas charge capsule structure ringwise, main gas charge capsule is enclosed within left conduit and right conduit, and fix with right conduit, left conduit can slide up and down relative to right conduit and main gas charge capsule, secondary gas cell is had respectively at left conduit and right conduit lower end, above-mentioned main gas charge capsule and secondary gas cell are communicated with gas tube all separately, the gas tube connecting the secondary gas cell of left conduit is embedded in the tube wall of left conduit, the gas tube connecting the secondary gas cell of right conduit and main gas charge capsule is all embedded in the tube wall of right conduit, gas tube stretches out from the upper end of this double-lumen catheter through tube wall and end is all connected with charge valve.
This design, when after the inflation of main gas charge capsule, can the main trachea of shutoff, prevent ventilation seasonal epidemic pathogens body drain from going out main trachea.Right conduit is because when using this kind of double-lumen catheter to carry out intubate with being fixedly connected with of main gas charge capsule, first to first right conduit be inserted in the bronchus of right side, namely right side bronchial cannula (because right side bronchial cannula is easy to realize) is first completed, when right conduit is inserted into the bronchial correct position in right side, main gas charge capsule is also positioned at the correct position of main trachea just.And left conduit and main gas charge capsule are slidably connected, are because after right side bronchial cannula completes, need left conduit to do further insertion, be inserted in the bronchus of left side by left conduit, carried out left side bronchial cannula.After left conduit and right conduit are all inserted into position, more secondary gas cell is inflated, carry out the corresponding bronchus of shutoff with this, prevent ventilation seasonal epidemic pathogens body drain from going out bronchus or lung endocrine spills bronchus.
Preferably, described main gas charge capsule comprises inner and outer wall, forms inflation blister cavities between inner and outer wall, inner wall surrounding circularizes structure, it is around left conduit and right conduit, and the right part of inwall sticks on right conduit, leaves space and pass through for left conduit between the left part of inwall and right conduit.
Preferably, the lumen diameter size of described left conduit and right conduit is 4.0 ~ 6.0mm, and the lumen diameter of left conduit and right conduit can be inconsistent, the tube wall of left conduit and right conduit is equipped with length scale labelling.
Preferably, the diameter of described gas tube is 0.5 ~ 1.0mm.
It is to should well inflate main gas charge capsule and secondary gas cell that the size of this gas tube is arranged, and also will install in the tube wall of left conduit and right conduit, and can not affect left conduit and right conduit.
Preferably, described catheter adapter is connected to respirator respectively.
Beneficial effect of the present invention is: this double-lumen catheter is compact to design, have both the dual-use function of left side and right side two-chamber airway, when using this double-lumen catheter to carry out intubate, do not need to select left side or right side double-lumen catheter according to surgery situation, conveniently can realize left side and right side bronchial cannula, and left side bronchial cannula can be made more simple, greatly improve the success rate of left side bronchial cannula, Anesthetist and patient both sides are benefited.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of double-lumen catheter of the embodiment of the present invention.
Detailed description of the invention
Technical scheme of the present invention is further illustrated by detailed description of the invention below in conjunction with accompanying drawing.
Composition graphs 1, can learn, this kind of double-lumen catheter, comprises left conduit 1 and right conduit 2, and left conduit 1 and right conduit 2 are semi-circular tube, and left conduit 1 and right conduit 2 synthesize a round tube shape in opposite directions, and the lumen diameter size of left conduit 1 and right conduit 2 is 5mm.The upper end of left conduit 1 and right conduit 2 has catheter adapter 3 respectively, and the lower end mouth of pipe of described left conduit 1 and right conduit 2 is ramp designs.
Main gas charge capsule 4 is had outside left conduit 1 and right conduit 2, main gas charge capsule 4 structure ringwise, main gas charge capsule 4 is enclosed within left conduit 1 and right conduit 2, and fix with right conduit 2, left conduit 1 can slide up and down relative to right conduit 2 and main gas charge capsule 4, has secondary gas cell 5 respectively at left conduit 1 and right conduit 2 lower end.Concrete described main gas charge capsule 4 comprises inwall 6 and outer wall 7, inflation blister cavities is formed between inwall 6 and outer wall 7, inwall 6 encompasses loop configuration, it is around left conduit 1 and right conduit 2, the right part of inwall 6 sticks on right conduit 2, leaves space and pass through for left conduit 1 between the left part of inwall 6 and right conduit 2.
Above-mentioned main gas charge capsule 4 and secondary gas cell 5 are communicated with all separately gas tube 8, and the diameter of gas tube 8 is 0.7mm.The gas tube 8 connecting the secondary gas cell of left conduit 15 is embedded in the tube wall of left conduit 1, the gas tube 8 connecting the secondary gas cell of right conduit 25 and main gas charge capsule 4 is all embedded in the tube wall of right conduit 2, and gas tube 8 stretches out from the upper end of this double-lumen catheter through tube wall and end is all connected with charge valve 9.Above-mentioned catheter adapter 3 is connected to respirator respectively.
When implementing double-lumen catheter intubate, Anesthetist's left hand is held laryngoscope and is exposed glottis, the right hand holds left conduit 1 and right conduit 2, left conduit 1 and right conduit 2 are inserted glottis by patient oral cavity, until the secondary gas cell 5 of left conduit 1, secondary gas cell 5 and the main gas charge capsule 4 of right conduit 2 all enter tracheal strips, then left conduit 1 is fixed, the right conduit 2 of further propelling movement, till can not continuing until meeting obstructions to insert, by the charge valve 9 that is communicated with the secondary gas cell of right conduit 25 through gas tube 8 to the right the secondary gas cell of conduit 25 inflate with closed right side bronchus, inflate to close main trachea through gas tube 8 to main gas charge capsule 4 by the charge valve 9 being communicated with main gas charge capsule 4, then the catheter adapter 3 on right conduit 2 is connected to respirator and carries out artificial ventilation to right lung, the right lung of auscultation simultaneously respiratory murmur, the degree of depth inserted right conduit 2 lower end is constantly adjusted according to the situation of right lung respiratory murmur, until auscultation right lung respiratory murmur is clear, now the bronchial appropriate depth in right side is successfully inserted in provable right conduit 2 lower end, so far right side bronchial cannula completes.If need to carry out left side bronchial cannula, after then completing right side bronchial cannula by above-mentioned steps, continue to push left conduit 1, till can not continuing until meeting obstructions to insert, now because right side bronchus is occupied by right conduit 2 lower end, so left conduit 1 lower end just can only enter into left side bronchus, by the charge valve 9 of left conduit 1 through gas tube 8 left the secondary gas cell of conduit 15 inflate with closed left side bronchus, then the catheter adapter 3 on left conduit 1 is connected to respirator left lung carry out artificial ventilation, the left pulmonary respiration sound of auscultation simultaneously, the degree of depth inserted left conduit 1 lower end is constantly adjusted according to the situation of left pulmonary respiration sound, until auscultation left pulmonary respiration sound is clear, now the bronchial appropriate depth in left side is successfully inserted in provable left conduit 1 lower end, so far left side bronchial cannula completes.Use this double-lumen catheter to be easy to left and right bronchial cannula, greatly facilitate clinical manipulation.
The above; be only the present invention's preferably detailed description of the invention, but protection scope of the present invention is not limited thereto, any people being familiar with this technology is in the technical scope disclosed by the present invention; the change that can expect easily or replacement, all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection domain of claim.
Claims (6)
1. a double-lumen catheter, it is characterized in that: this double-lumen catheter comprises left conduit and right conduit, left conduit and right conduit are semi-circular tube, left conduit and right conduit synthesize a round tube shape in opposite directions, there is catheter adapter the upper end of left conduit and right conduit respectively, main gas charge capsule is had outside left conduit and right conduit, main gas charge capsule structure ringwise, main gas charge capsule is enclosed within left conduit and right conduit, and fix with right conduit, left conduit can slide up and down relative to right conduit and main gas charge capsule, secondary gas cell is had respectively at left conduit and right conduit lower end, above-mentioned main gas charge capsule and secondary gas cell are communicated with gas tube all separately, the gas tube connecting the secondary gas cell of left conduit is embedded in the tube wall of left conduit, the gas tube connecting the secondary gas cell of right conduit and main gas charge capsule is all embedded in the tube wall of right conduit, gas tube stretches out from the upper end of this double-lumen catheter through tube wall and end is all connected with charge valve.
2. a kind of double-lumen catheter as claimed in claim 1, it is characterized in that, described main gas charge capsule comprises inner and outer wall, inflation blister cavities is formed between inner and outer wall, inner wall surrounding circularizes structure, it is around left conduit and right conduit, and the right part of inwall sticks on right conduit, leaves space and pass through for left conduit between the left part of inwall and right conduit.
3. a kind of double-lumen catheter as claimed in claim 2, is characterized in that, the lower end mouth of pipe of described left conduit and right conduit is ramp designs.
4. a kind of double-lumen catheter as claimed in claim 2, it is characterized in that, the lumen diameter size of described left conduit and right conduit is 4.0 ~ 6.0mm, and the lumen diameter of left conduit and right conduit can be inconsistent, the tube wall of left conduit and right conduit is equipped with length scale labelling.
5. a kind of double-lumen catheter as claimed in claim 2, is characterized in that, the diameter of described gas tube is 0.5 ~ 1.0mm.
6. a kind of double-lumen catheter as claimed in claim 2, is characterized in that, described catheter adapter is connected to respirator respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610069654.9A CN105477759B (en) | 2016-02-01 | 2016-02-01 | A kind of double-lumen catheter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610069654.9A CN105477759B (en) | 2016-02-01 | 2016-02-01 | A kind of double-lumen catheter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105477759A true CN105477759A (en) | 2016-04-13 |
| CN105477759B CN105477759B (en) | 2018-10-02 |
Family
ID=55665260
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610069654.9A Expired - Fee Related CN105477759B (en) | 2016-02-01 | 2016-02-01 | A kind of double-lumen catheter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105477759B (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105944208A (en) * | 2016-06-08 | 2016-09-21 | 无锡市人民医院 | Directionally-adjustable double-cavity bronchial catheter |
| CN107185093A (en) * | 2017-07-03 | 2017-09-22 | 中国医学科学院肿瘤医院 | A kind of endotracheal catheter device with infrared facility |
| CN108785819A (en) * | 2018-07-26 | 2018-11-13 | 胡祖荣 | Removable double-lumen catheter |
| CN109172984A (en) * | 2018-08-22 | 2019-01-11 | 杭州市第人民医院 | A kind of Combined double-chamber bronchial catheter |
| CN110237383A (en) * | 2019-06-17 | 2019-09-17 | 吉林大学第一医院 | A kind of home ventilator with bicavate low noise structure |
| CN112569442A (en) * | 2020-12-22 | 2021-03-30 | 深圳市福田区慢性病防治院 | Medical double-layer trachea cannula |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6443156B1 (en) * | 2000-08-02 | 2002-09-03 | Laura E. Niklason | Separable double lumen endotracheal tube |
| US6513527B1 (en) * | 2000-06-13 | 2003-02-04 | University Of Mississippi Medical Center | Bibronchial double lumen tube |
| CN201880158U (en) * | 2010-02-25 | 2011-06-29 | 丁超 | Improved right-sided double-lumen endobronchial cannula |
| CN202982856U (en) * | 2012-11-16 | 2013-06-12 | 陆培华 | Detachable double-cavity bronchial catheter |
| CN205515877U (en) * | 2016-02-01 | 2016-08-31 | 中国医学科学院肿瘤医院 | Trachea catheter with double cavities |
-
2016
- 2016-02-01 CN CN201610069654.9A patent/CN105477759B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6513527B1 (en) * | 2000-06-13 | 2003-02-04 | University Of Mississippi Medical Center | Bibronchial double lumen tube |
| US6443156B1 (en) * | 2000-08-02 | 2002-09-03 | Laura E. Niklason | Separable double lumen endotracheal tube |
| CN201880158U (en) * | 2010-02-25 | 2011-06-29 | 丁超 | Improved right-sided double-lumen endobronchial cannula |
| CN202982856U (en) * | 2012-11-16 | 2013-06-12 | 陆培华 | Detachable double-cavity bronchial catheter |
| CN205515877U (en) * | 2016-02-01 | 2016-08-31 | 中国医学科学院肿瘤医院 | Trachea catheter with double cavities |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105944208A (en) * | 2016-06-08 | 2016-09-21 | 无锡市人民医院 | Directionally-adjustable double-cavity bronchial catheter |
| CN107185093A (en) * | 2017-07-03 | 2017-09-22 | 中国医学科学院肿瘤医院 | A kind of endotracheal catheter device with infrared facility |
| CN108785819A (en) * | 2018-07-26 | 2018-11-13 | 胡祖荣 | Removable double-lumen catheter |
| CN109172984A (en) * | 2018-08-22 | 2019-01-11 | 杭州市第人民医院 | A kind of Combined double-chamber bronchial catheter |
| CN110237383A (en) * | 2019-06-17 | 2019-09-17 | 吉林大学第一医院 | A kind of home ventilator with bicavate low noise structure |
| CN112569442A (en) * | 2020-12-22 | 2021-03-30 | 深圳市福田区慢性病防治院 | Medical double-layer trachea cannula |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105477759B (en) | 2018-10-02 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105477759A (en) | Double-cavity tracheal catheter | |
| US20070221229A1 (en) | Endotracheal tube apparatus and method for use | |
| CN106110462B (en) | Single cavity double sac bronchial cannula | |
| CN201978294U (en) | Single-chamber trachea catheter possessing functions of phlegm suction and single or double lung ventilation | |
| CN103520819B (en) | A kind of medical treatment anesthesia with climing enter formula tracheal intubation | |
| CN206063525U (en) | Single cavity double sac bronchial cannula | |
| CN202961408U (en) | Dual-airbag laryngeal mask airway for gastrointestinal endoscopy | |
| CN205515877U (en) | Trachea catheter with double cavities | |
| CN205494598U (en) | A single chamber endotracheal tube | |
| CN208481837U (en) | A kind of air bag expansion formula trachea cannula | |
| CN210078522U (en) | Formula of can letting out trachea shutoff type trachea cannula | |
| CN218484981U (en) | Tracheal catheter device with external bronchial stopper | |
| CN201223616Y (en) | Controllable single-bronchi plugging catheter | |
| CN102580214A (en) | Special endotracheal tube for lung transplantation | |
| CN206391325U (en) | A kind of double-lumen catheter | |
| CN106075687B (en) | A kind of double-lumen catheter | |
| CN211066837U (en) | Bronchus plugging device | |
| CN211410571U (en) | Trachea cannula with film | |
| CN207085042U (en) | Novel oxygen breathing tube trachea cannula | |
| CN208822863U (en) | A kind of right side bronchi plugging catheter | |
| CN207640765U (en) | Laryngeal mask and assisted respirator | |
| CN207562194U (en) | A kind of dual-purpose tracheal catheter of the double lungs of list | |
| CN201299879Y (en) | Trachea and bronchus dual-type catheter | |
| CN206463314U (en) | Intracavitary closure type single-chamber bronchial cannula | |
| CN205360191U (en) | Modular prop up endotracheal tube |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| 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: 20181002 |