CN204446877U - A kind of double-lumen catheter for respiratory system diagnosis and treatment - Google Patents
A kind of double-lumen catheter for respiratory system diagnosis and treatment Download PDFInfo
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- CN204446877U CN204446877U CN201420833518.9U CN201420833518U CN204446877U CN 204446877 U CN204446877 U CN 204446877U CN 201420833518 U CN201420833518 U CN 201420833518U CN 204446877 U CN204446877 U CN 204446877U
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- Prior art keywords
- tube
- double
- entrance point
- tube chamber
- lumen
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- 238000003745 diagnosis Methods 0.000 title claims abstract description 16
- 210000002345 respiratory system Anatomy 0.000 title claims abstract description 14
- 238000002695 general anesthesia Methods 0.000 abstract description 11
- 238000005399 mechanical ventilation Methods 0.000 abstract description 9
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 abstract description 7
- 238000000386 microscopy Methods 0.000 abstract description 7
- 239000001301 oxygen Substances 0.000 abstract description 7
- 229910052760 oxygen Inorganic materials 0.000 abstract description 7
- 210000003437 trachea Anatomy 0.000 abstract description 7
- 238000002627 tracheal intubation Methods 0.000 abstract description 6
- 230000029058 respiratory gaseous exchange Effects 0.000 abstract description 5
- 239000007789 gas Substances 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 4
- 239000003814 drug Substances 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 238000001990 intravenous administration Methods 0.000 description 2
- 238000002955 isolation Methods 0.000 description 2
- 210000004072 lung Anatomy 0.000 description 2
- 238000009423 ventilation Methods 0.000 description 2
- 238000013022 venting Methods 0.000 description 2
- 206010002091 Anaesthesia Diseases 0.000 description 1
- 238000012327 Endoscopic diagnosis Methods 0.000 description 1
- 206010028980 Neoplasm Diseases 0.000 description 1
- 206010047700 Vomiting Diseases 0.000 description 1
- 230000037005 anaesthesia Effects 0.000 description 1
- 230000003444 anaesthetic effect Effects 0.000 description 1
- 210000000621 bronchi Anatomy 0.000 description 1
- 210000000748 cardiovascular system Anatomy 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000002526 effect on cardiovascular system Effects 0.000 description 1
- 210000002919 epithelial cell Anatomy 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 238000002690 local anesthesia Methods 0.000 description 1
- 239000003589 local anesthetic agent Substances 0.000 description 1
- 210000001165 lymph node Anatomy 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 210000005015 mediastinal lymph node Anatomy 0.000 description 1
- 210000001370 mediastinum Anatomy 0.000 description 1
- 238000002324 minimally invasive surgery Methods 0.000 description 1
- 231100000915 pathological change Toxicity 0.000 description 1
- 230000036285 pathological change Effects 0.000 description 1
- 230000001575 pathological effect Effects 0.000 description 1
- 230000037361 pathway Effects 0.000 description 1
- 230000002685 pulmonary effect Effects 0.000 description 1
- 208000023504 respiratory system disease Diseases 0.000 description 1
- 230000000638 stimulation Effects 0.000 description 1
- 238000002560 therapeutic procedure Methods 0.000 description 1
- 210000001519 tissue Anatomy 0.000 description 1
- 238000002691 topical anesthesia Methods 0.000 description 1
- 210000001835 viscera Anatomy 0.000 description 1
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Abstract
This utility model relates to a kind of double-lumen catheter, and a kind of double-lumen catheter for Endotracheal Intubation Under General Anesthesia during respiratory system diagnosis and treatment, belongs to general anesthesia airway management technical field specifically.It comprises double lumen tube, and the entrance point of double lumen tube is provided with the first entrance point and the second entrance point, and the first entrance point is communicated with the first tube chamber, and the second entrance point is communicated with the second tube chamber, is provided with check valve in the first entrance point.The port of export of double lumen tube is provided with first port of export and second port of export, and first port of export is communicated with the first tube chamber, and second port of export is communicated with the second tube chamber.In two-chamber body of the present utility model, a tube chamber is used for clinical microscopy and treatment, and another tube chamber is for mechanical ventilation during general anesthesia, and both can synchronously carry out; Entrance point for the tube chamber of clinical microscopy and treatment is provided with check valve joint, and after the scope that ensures respiration enters, when carrying out mechanical ventilation, oxygen can not spill; The double-lumen catheter that two-chamber body uses relatively at present obviously shortens length, avoids the intense stimulus to trachea carina.
Description
Technical field
This utility model relates to a kind of double-lumen catheter, and a kind of double-lumen catheter for Endotracheal Intubation Under General Anesthesia during respiratory system diagnosis and treatment, belongs to general anesthesia airway management technical field specifically.
Background technology
When previously using tracheascope technology to carry out respiratory disease inspection, in order to reduce the discomfort of patient, application local anesthetic carries out bottleneck throat and endotracheal topical anesthesia to patient, even if be compounded with some intravenous anesthetic, major part patient during checking still bottleneck throat nausea and vomiting sense, cause unobstructed, the supply of oxygen of the big ups and downs of cardiovascular system, particularly respiratory tract after trachea excitation, focus that the maintenance of oxygen saturation is still clinical concern.
Nearly 2 years, along with the development of Pneumology Department endoscopic technic, on the one hand, the diameter of scope, by the 6mm of routine, developed into many bores (6mm, 8mm not etc.); On the other hand, the scope of examination is extended to the internal medicine Minimally Invasive Surgery using bronchus ultrasonic endoscope (EBUS) to carry out the pathological changes such as mediastinal lymph nodes by tracheobronchial microscopy, to obtain the ultrasonoscopy of each layer of trachea-bronchial epithelial cell tube wall and around adjacent internal organs, mediastinum, carry out the collection of the pathological tissue such as tumor, lymph node exactly.Given this, conventional local anesthesia or Compound Intravenous Anesthesia medicine can not meet the Treatment and diagnosis development need of current respiratory system scope, and must the diagnosis and treatment of the laggard line correlation of tracheal intubation under general anesthesia, both the discomfort of patient can have been avoided, the stable of circulation can be maintained again, particularly can carry out respiratory tract control, guarantee medical safety.
At present, the endotracheal tube carrying out tracheal intubation has two kinds, is single lumen catheter and double lumen tube respectively.Single lumen catheter model is various, and wherein maximum model is No. 8.5 (internal diameter 8.5mm); After carrying out tracheal intubation with single lumen catheter, though the common inspection of part trachea scope can be carried out, but EBUS equal diameter is reached to the scope of 8mm, even if use the single-lumen bronchial tube of No. 8.5, maximum model, scope pass through and to implement relevant diagnosis and treatment several without probability in clinical practice application, particularly scope enter after, when implementing mechanical ventilation to patient, the connection (sharing a breathing path) of pipeline and the smooth enforcement of oxygen supply (scope occupies the tracheal diameter of 80%-95%) cannot be ensured more.At the another kind of air flue control tool double-lumen catheter of Clinical practice, be mainly used in lung isolation technology, arranged on left and right sides pulmonary ventilation pathway is separated by it, alternative carries out one-lung ventilation, even if but the double lumen tube of maximum model, its separately maximum inner diameter (no matter be left side or right side) also by the tracheascope used for common microscopy, still updating and the treatment class scope developed of EBUS and so on cannot be said nothing of; Meanwhile, the needs of lung isolation technology during in order to perform the operation, must be inserted to double-lumen catheter pipeline and exceed trachea carina level, therefore this type of pipeline is long especially, in order to reduce the stimulation of pipeline to knuckle during clinical manipulation, darker narcotism must be reached, to reduce cardiovascular reaction.
Summary of the invention
The purpose of this utility model is to overcome above-mentioned weak point, thus a kind of double-lumen catheter for Endotracheal Intubation Under General Anesthesia during respiratory system diagnosis and treatment is provided, can be used in respiratory system diagnosis and treatment, namely do not affect tracheascope and carry out Diagnosis and Treat, Ventilators when yet not affecting general anesthesia.
According to the technical scheme that this utility model provides, a kind of double-lumen catheter for respiratory system diagnosis and treatment comprises double lumen tube, the lower tube wall surface of double lumen tube is provided with inflatable cuff, be provided with the inflation tube chamber be communicated with inflatable cuff in the tube wall of double lumen tube, the entrance point of double lumen tube is provided with and the gas tube inflated tube chamber and be communicated with; The first tube chamber and the second tube chamber is provided with side by side in double lumen tube, it is characterized in that: the entrance point of double lumen tube is provided with the first entrance point and the second entrance point, first entrance point is communicated with the first tube chamber, and the second entrance point is communicated with the second tube chamber, is provided with check valve in the first entrance point; The port of export of double lumen tube is provided with first port of export and second port of export, and first port of export is communicated with the first tube chamber, and second port of export is communicated with the second tube chamber.
Further, the lumen diameter scope of the first tube chamber is 7 ~ 8.5mm.
Further, the lumen diameter scope of the second tube chamber is 5 ~ 6mm.
Further, gas tube is provided with gas-charging connection.
Compared with the prior art this utility model has the following advantages:
This utility model structure is simple, compact, reasonable, and in two-chamber body, a tube chamber is used for clinical microscopy and treatment, and another tube chamber is for mechanical ventilation during general anesthesia, and both can synchronously carry out; Entrance point for the tube chamber of clinical microscopy and treatment is provided with check valve joint, and after the scope that ensures respiration enters, when carrying out mechanical ventilation, oxygen can not spill; The double-lumen catheter that two-chamber body uses relatively at present obviously shortens length, avoids the intense stimulus to trachea carina.
Accompanying drawing explanation
Fig. 1 is this utility model front view.
Description of reference numerals: 1-double lumen tube, 2-first tube chamber, 3-second tube chamber, 4-first entrance point, 5-check valve, 6-second entrance point, 7-gas-charging connection, 8-inflate tube chamber, 9-gas tube, 10-inflatable cuff, 11-first port of export, 12-second port of export.
Detailed description of the invention
Embodiment in is by reference to the accompanying drawings further described by this utility model below:
As shown in Figure 1, this utility model mainly comprises double lumen tube 1, is provided with the first tube chamber 2 and the second tube chamber 3 in double lumen tube 1 side by side.First tube chamber 2 is scope chamber, and for clinical microscopy and treatment, its internal diameter is relatively thick, and calculate by breathing mirror external diameter conventional at present, its lumen diameter scope is 7 ~ 8.5mm.Second tube chamber 3 is venting cavity, and for mechanical ventilation during general anesthesia, its lumen diameter scope is 5 ~ 6mm.
Described double lumen tube 1 length range is 18 ~ 20cm, and double lumen tube 1 eliminates the balloonet of the port of export, and the double-lumen catheter used relatively at present obviously shortens, and avoids the intense stimulus to trachea carina.
The entrance point of double lumen tube 1 is provided with the first entrance point 4 and the second entrance point 5, first entrance point 4 is communicated with the first tube chamber 2, and the second entrance point 5 is communicated with the second tube chamber 3.
Be provided with check valve 5 in described first entrance point 4, after breathing scope enters the first tube chamber 2, when carrying out mechanical ventilation, check valve 5 ensures that oxygen can not spill.
The port of export of double lumen tube 1 is provided with first port of export 11 and second port of export 12, first port of export 11 is communicated with the first tube chamber 2, and second port of export 12 is communicated with the second tube chamber 3.
The lower tube wall surface of double lumen tube 1 is provided with inflatable cuff 10, is provided with the inflation tube chamber 8 be communicated with inflatable cuff 10 in the tube wall of double lumen tube 1, and the entrance point of double lumen tube 1 is provided with and the gas tube 9 inflated tube chamber 8 and be communicated with.Described gas tube 9 is provided with gas-charging connection 7.
Operation principle of the present utility model is: when Clinical practice, and tracheascope is entered by the scope chamber of double lumen tube, and scope intracavity footpath is relatively thick, meets the user demand of tracheascope.In scope chamber, entrance point is provided with check valve, prevents tracheascope from entering the leakage of rear oxygen.Meanwhile, the venting cavity of double lumen tube is for mechanical ventilation during general anesthesia.Double lumen tube eliminates the balloonet of the port of export, and the double-lumen catheter used relatively at present obviously shortens, and avoids the intense stimulus to trachea carina.
This utility model, in clinical use, solves on the one hand previously single-lumen bronchial tube and can only be used for endoscopic diagnosis and therapy and cannot carry out the contradiction of mechanical ventilation, on the other hand, solves the oversize and problem that internal diameter is partially thin of original double lumen tube pipeline.Can carry out the diagnosis and treatment that scope is relevant, can guarantee again the life security of patient, be more satisfactory double-lumen catheter, can create good Social and economic benef@.
Claims (4)
1. the double-lumen catheter for respiratory system diagnosis and treatment, comprise double lumen tube (1), the lower tube wall surface of double lumen tube (1) is provided with inflatable cuff (10), be provided with the inflation tube chamber (8) be communicated with inflatable cuff (10) in the tube wall of double lumen tube (1), the entrance point of double lumen tube (1) is provided with and the gas tube (9) inflated tube chamber (8) and be communicated with; The first tube chamber (2) and the second tube chamber (3) is provided with side by side in double lumen tube (1), it is characterized in that: the entrance point of double lumen tube (1) is provided with the first entrance point (4) and the second entrance point (5), first entrance point (4) is communicated with the first tube chamber (2), second entrance point (5) is communicated with the second tube chamber (3), is provided with check valve (5) in the first entrance point (4); The port of export of double lumen tube (1) is provided with first port of export (11) and second port of export (12), and first port of export (11) is communicated with the first tube chamber (2), and second port of export (12) is communicated with the second tube chamber (3).
2. a kind of double-lumen catheter for respiratory system diagnosis and treatment as claimed in claim 1, is characterized in that: the lumen diameter scope of described first tube chamber (2) is 7 ~ 8.5mm.
3. a kind of double-lumen catheter for respiratory system diagnosis and treatment as claimed in claim 1, is characterized in that: the lumen diameter scope of described second tube chamber (3) is 5 ~ 6mm.
4. a kind of double-lumen catheter for respiratory system diagnosis and treatment as claimed in claim 1, is characterized in that: described gas tube (9) is provided with gas-charging connection (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420833518.9U CN204446877U (en) | 2014-12-24 | 2014-12-24 | A kind of double-lumen catheter for respiratory system diagnosis and treatment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420833518.9U CN204446877U (en) | 2014-12-24 | 2014-12-24 | A kind of double-lumen catheter for respiratory system diagnosis and treatment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204446877U true CN204446877U (en) | 2015-07-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420833518.9U Expired - Fee Related CN204446877U (en) | 2014-12-24 | 2014-12-24 | A kind of double-lumen catheter for respiratory system diagnosis and treatment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204446877U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105496344A (en) * | 2016-02-24 | 2016-04-20 | 云南省急救中心 | First-aid laryngoscope system integrating visualization and oxygen supply |
| CN116328136A (en) * | 2023-05-04 | 2023-06-27 | 首都医科大学附属北京世纪坛医院 | A double-lumen endotracheal tube for airway bifurcation stent implantation |
-
2014
- 2014-12-24 CN CN201420833518.9U patent/CN204446877U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105496344A (en) * | 2016-02-24 | 2016-04-20 | 云南省急救中心 | First-aid laryngoscope system integrating visualization and oxygen supply |
| CN116328136A (en) * | 2023-05-04 | 2023-06-27 | 首都医科大学附属北京世纪坛医院 | A double-lumen endotracheal tube for airway bifurcation stent implantation |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150708 Termination date: 20151224 |
|
| EXPY | Termination of patent right or utility model |