CN106075687A - A kind of double-lumen catheter - Google Patents
A kind of double-lumen catheter Download PDFInfo
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- CN106075687A CN106075687A CN201610540194.3A CN201610540194A CN106075687A CN 106075687 A CN106075687 A CN 106075687A CN 201610540194 A CN201610540194 A CN 201610540194A CN 106075687 A CN106075687 A CN 106075687A
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- outer tube
- catheter
- double
- bronchial
- bronchial catheter
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- 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
- A61M16/0003—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
- A61M2210/00—Anatomical parts of the body
- A61M2210/10—Trunk
- A61M2210/1025—Respiratory system
- A61M2210/1032—Trachea
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- Health & Medical Sciences (AREA)
- Pulmonology (AREA)
- Heart & Thoracic Surgery (AREA)
- Engineering & Computer Science (AREA)
- Anesthesiology (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)
Abstract
The invention discloses a kind of double-lumen catheter, including outer tube and bronchial catheter；Being respectively arranged with cuff on the lateral wall of the end of described outer tube and bronchial catheter, described cuff connects gas tube；Described outer tube is provided with a dividing plate extended along outer tube length direction, and outer tube is separated into left chamber and right chamber by dividing plate, and the length of described bronchial catheter is more than the length of outer tube, the mobilizable left chamber being sheathed on described outer tube of bronchial catheter or right intracavity.Double-lumen catheter of the present invention is simple to operation, and without rotating tubular body when intubating, successful intubation is high, and does not damage mucosa.
Description
Technical field
The present invention relates to medical instruments field, particularly relate to a kind of double-lumen catheter.
Background technology
When lung isolation technology is thoracic surgery anesthesia, it is ensured that patient can ventilate and perform the operation the weight that can be smoothed out smoothly
Want ingredient.In the prior art, topmost utensil when double-lumen catheter is to implement lung Sequestration, double-lumen catheter
Using most is exactly Luo Botexiao double lumen tube.Luo Botexiao double lumen tube is to use medical plastic to make, Luo Botexiao double lumen tube
Design principle is: pipe two chamber, two sections of two openings, and an opening is positioned at the trachea section of conduit, and another opening is positioned at far-end master
Segmenta bronchopulmonalia, is separately installed with air bag at trachea and main bronchus position, and Luo Botexiao double lumen tube divides levorotation and two kinds of right type.
The main body of Luo Botexiao double lumen tube is curved, due to the physiological structure of person's windpipe Yu oral cavity, and be by two-chamber
Pipe is properly inserted and puts in place, needs to overcome human body throat bend and main trachea to pitch road with bronchus.Therefore using Luo Botexiao double
During lumen, need first be sent into from patient's mouth by the end of double lumen tube, after end is by glottis position in oral cavity, need to the left or to
Right rotation two-chamber caliber (half-twist approximately), send pipe the most still further below, until double lumen tube end arrives left bronchus or the right side
Trachea.
This double-lumen catheter there is problems in that in use
1, needing to carry out sending the actions such as pipe and rotation in catheterization procedure midway, the degree of depth sending pipe is difficult with the angle of rotation simultaneously
To hold, operation easier is big, is difficult to once pipe be delivered to accurate location；
2, during rotating, the sidewall of pipe and end may damage tracheal wall mucosa.
Summary of the invention
For solving above-mentioned technical problem, the present invention provides a kind of double-lumen catheter, is used for solving existing tracheal intubation and exists
Send Guan Shixu rotating tubular body, it is difficult to accurately intubate and put in place, and the problem big to the injury of person's windpipe mucosa.
The present invention is achieved in that
A kind of double-lumen catheter, this double-lumen catheter includes outer tube and bronchial catheter；
Being respectively arranged with cuff on the lateral wall of the end of described outer tube and bronchial catheter, described cuff connects inflation
Pipe；
Described outer tube is provided with a dividing plate extended along outer tube length direction, and outer tube is separated into left chamber and the right side by dividing plate
Chamber, the length of described bronchial catheter is more than the length of outer tube, the mobilizable left chamber being sheathed on described outer tube of bronchial catheter
Or right intracavity.
Further, described outer tube is curve bend, and described bronchial catheter is elastic catheter, the end of bronchial catheter
To edgewise bend.
Further, the end of described dividing plate is recessed in outer tube end, and the distance that dividing plate end inside contracts is more than or equal to
The length of bronchial catheter end bend section.
Further, the bending direction of described outer tube is 70 °～110 ° with the angle of the bending direction of bronchial catheter.
Further, described bronchial catheter end is 10 °～20 ° or 35 °～60 ° to the angle of edgewise bend.
Further, the left chamber of described outer tube or the top in right chamber are provided with the joint that the side surface direction to outer tube is extended.
Further, the fixing snap ring for fixing bronchial catheter and the relative position of outer tube is also included.
Further, described outer tube is circular body, and described left chamber is semicircle with the cross section in right chamber, and described bronchus is led
Pipe is semicircle conduit.
Further, the end of described bronchial catheter is provided with the passage corresponding with right superior lobar bronchus.
Further, described outer tube is provided with scale with the sidewall of bronchial catheter.
The invention have the benefit that and be different from prior art, double-lumen catheter of the present invention includes outer tube and bronchus
Conduit, outer tube is double lumen tube, in mobilizable bronchial catheter one cavity being sheathed in outer tube of bronchial catheter, is using
Time, first bronchial catheter is lifted up so that it is end is received to outer tube, then outer tube end is inserted into after knuckle solid
Fixed, push bronchial catheter still further below so that it is end enters left bronchus or right bronchus.The outer tube of this two-chamber trachea and a gas
Pipe conduit uses the mode of socket to connect, and can be inserted into predetermined by outer tube and bronchial catheter without rotating tubular body in use
Position, simple to operation, successful intubation is high, and because without rotating tubular body, significantly reducing when intubating tunica mucosa tracheae
Damage.
Accompanying drawing explanation
Fig. 1 is the perspective view of right type double-lumen catheter in the specific embodiment of the invention；
Fig. 2 is the solid after the bronchial catheter of right type double-lumen catheter upwards carries in the specific embodiment of the invention
Structural representation；
Fig. 3 be in Fig. 1 A-A to profile；
Fig. 4 a is the transverse cross-sectional view of double-lumen catheter in an embodiment；
Fig. 4 b is the transverse cross-sectional view of double-lumen catheter in an embodiment；
Fig. 4 c is the transverse cross-sectional view of double-lumen catheter in an embodiment；
Fig. 4 d is the transverse cross-sectional view of double-lumen catheter in an embodiment；
Fig. 5 is double-lumen catheter schematic diagram in use in an embodiment；
Fig. 6 is the partial enlarged drawing of circle B in Fig. 2；
Fig. 7 is the perspective view of levorotation double-lumen catheter.
Label declaration:
1, outer tube；2, bronchial catheter；11, dividing plate；12, right chamber；13, left chamber；
14, cuff；15, joint；16, containing cavity；21, cuff；22, joint；
23, passage；31, main trachea；32, right bronchus；33, knuckle；
34, right superior lobar bronchus mouth；141, gas tube；211, gas tube.
Detailed description of the invention
By describing the technology contents of the present invention, structural feature in detail, being realized purpose and effect, below in conjunction with embodiment
And coordinate accompanying drawing to be explained in detail.
Embodiment of the present invention, a kind of double-lumen catheter, this double-lumen catheter is (this when General anesthesia
Time patient cannot autonomous respiration), coordinate Use of respirator, for pulmo isolation (the most left pulmonary ventilation or right lung ventilation).This pair
The chamber endotracheal tube demultiplexing levorotation in left pulmonary ventilation and the right type two types for right lung ventilation, and two types has confession
All ages and classes people uses, different length and multiple sizes of caliber.
Referring to Fig. 1 is that right type double-lumen catheter, this double-lumen catheter includes outer tube 1 and bronchus is led to Fig. 3
Pipe 2, the material of described outer tube 1 and bronchial catheter 2 is medical plastic, such as PVC, the silica gel etc. of the strengthening of PVC, silica gel or steel wire
Deng.Described outer tube 1 is double lumen tube, and the middle part of outer tube 1 is provided with the dividing plate 11 extended along outer tube length direction, and dividing plate 11 is by described
Outer tube 1 is separated into right chamber 12 and 13 two, left chamber cavity, the lateral wall of the end of described outer tube 1 is respectively arranged with inflatable
Cuff 14, the lateral wall of the end of bronchial catheter 2 is respectively arranged with inflatable cuff 21, connects useful in cuff 14
In to the gas tube 141 of airbag aeration, cuff 21 connects and has for the gas tube 211 of airbag aeration.Described bronchus is led
The length of pipe 1 is greater than the length of outer tube 1, in this bronchial catheter 2 right chamber 12 being socketed on outer tube 1 movable up and down, its
Outside the Lu Zhiyou chamber, top 12 of mesobronchus conduit 2, bronchial catheter 2 is provided with the joint 22 connect with breathing circuit (by breathing
Loop is connected with respirator), the top in left chamber 13 is provided with the joint 15 being connected with breathing circuit.As in figure 2 it is shown, when being lifted up
During bronchial catheter 2, its end is just reduced in right chamber 12；As it is shown in figure 1, when pushing down on bronchial catheter, its end just from
Outer tube end stretches out.
Refer to Fig. 6 in use, first the end of bronchial catheter 2 is bounced back in outer tube 1, by outer tube 1 end bead
Chamber is sent into, and stops when outer tube 1 end is close to knuckle 33 position, and send downwards bronchial catheter 2 so that it is end enters the right side gas
In pipe 32, after bronchial catheter 2 puts in place, by the gas tube 211 and 141 cuff 21 on outer tube 1 with bronchial catheter 2 and
14 inflations, now bronchus 32 is sealed by the cuff 21 on bronchial catheter 2, and main trachea 31 is sealed by the air bag 14 on outer tube 1.
Confirm to connect respirator through breathing circuit after position is accurately by auscultation with stethoscope or branchofiberoscope, then folder closes left pipe (folder
Close and can be realized by the connection accessory having had at present), so that it may realize right lung one-lung ventilation.In like manner as needed left pulmonary ventilation
After inserting levorotation conduit, folder closes right side conduit.
Compared to existing double-lumen catheter, the double-lumen catheter in the technical program is in use, it is not necessary to rotate
Outer tube and bronchial catheter can be inserted into precalculated position by body, simple to operation, and successful intubation is high, and without rotation
Tube body, significantly reduces the damage to tunica mucosa tracheae when intubating.
Preferably, as depicted in figs. 1 and 2, for the ease of intubating, described outer tube 1 is equal with the distal end faces of bronchial catheter 2
It is arranged to angled end-face, and is additionally provided with to the passage 23 of human body superior lobe of right lung ventilation at the end of bronchial catheter 2.
Owing to the throat physiological bending direction of human body is different from trachea bifurcated direction, therefore to be easy to be fed through outer tube
Close to knuckle position, and enter bronchial accuracy when sending under raising bronchus.In the present embodiment, by described outer tube
1 bend pipe being arranged to arc, carries out plastotype by described bronchial catheter 2 end, makes the end of bronchial catheter 2 to lateral thrust
(to the right lateral bending of human body).Before use, pre-adjust anglec of rotation when bronchial catheter 2 is socketed with outer tube 1, make outer tube
The angle of the bending direction of 1 and the bending direction of bronchial catheter 2 props up gas with bending direction and the tracheal strips of human body throat bend
The angle of the bending direction of pipe is suitable.Preferably, the angle of the bending direction of the bending direction of described outer tube and bronchial catheter
It it is 90 °.I.e. outer tube 1 bends along human body fore-and-aft direction, and bronchial catheter 2 bends along human body right direction, and the bend pipe of arc is just
Arrived close to knuckle 33 position by the bend of throat in outer tube 1, and bronchial catheter 2 bends to the right, make to send downwards and prop up
During endotracheal tube 2, the bending section of bronchial catheter 2 end inserts in bronchus 32 the most obliquely.In other embodiments,
The bending direction of described outer tube 1 is other values in 70 °～110 ° with the angle of the bending direction of bronchial catheter 2.
In the present embodiment, the angle of described bronchial catheter 2 end edgewise bend to the left is 15 °, and real at other
Executing in mode, described bronchial catheter 2 end can be other values in the range of 10 °～20 ° to the angle of edgewise bend.As
Shown in Fig. 1, in right type double-lumen catheter, described bronchial catheter 2 is preferably 15 ° to the angle of edgewise bend, and one
In a little embodiments, the bronchial catheter 2 of right type double-lumen catheter can be 10 °～20 ° of scopes to the angle of edgewise bend
Other interior values.
Referring to Fig. 1 and Fig. 2, in the present embodiment, the cuff 21 of described bronchial catheter 2 end is oblique air bag,
The trend of air bag moves towards oblique (nonopiate) with bronchial catheter 2 end.As it is shown in figure 5, right superior lobar bronchus opening 34
Distance trachea carina 33 close, in order to make cuff 21 be not exposed from trachea carina 33, must make cuff 21 close proximity to far-end, and
Right superior lobar bronchus mouth air bag here must try one's best to side opening soar between must lean on toward near-end, be therefore formed for this oblique
Airbag design.
Referring to Fig. 3, in the present embodiment, described outer tube 1 preferably outer ring is circular conduit i.e. pipe, described every
It is semicircular right chamber 12 and left chamber 13 that outer tube is separated into two cross sections by plate 11, and described bronchial catheter 2 is circular pipe.Phase
For the square or pipeline of other shapes, circular outer tube can reduce caliber size, and circular outer pipe 1 is relative to other shapes
Pipeline, the damage of endotracheal mucosal can be alleviated.
Referring to Fig. 4 a, in some embodiments, described outer ring is circular conduit, and described bronchial catheter 2 half
Circular pipe.Preferably, in this embodiment, the end of described bronchial catheter and top are arranged at circle, and
Stage casing in right chamber 12 is semicircle conduit.The tip designs of this bronchial catheter is circular, and its appearance is all that arc-shaped does not has
More sharp-pointed angle, can prevent the damage to human body mucosa of bronchial catheter 2 end；And the stage casing of described bronchial catheter 2 (
Part in right chamber 12), the cross sectional shape in its cross sectional shape and right chamber is suitable, can prevent catheterization procedure mesobronchus conduit with
Outer tube rotates against, it is ensured that the accuracy that bronchial catheter intubates.
Referring to Fig. 4 b, in other embodiments, described outer tube is oval, and the width of outer tube left and right directions is more than
The width of fore-and-aft direction, described dividing plate 11 is symmetricly set in the middle part of outer tube, and outer tube 1 is divided into the left chamber 12 of symmetry and right chamber
13, and described bronchial catheter 2 is D font for cross section, its area such as is greater than at the semicircle of radius.Preferably
In, oval outer tube more meets person's windpipe and dissects (footpath, left and right is more than anteroposterior diameter), can make full use of the sky in outer tube simultaneously
Between；Relative with circular outer pipe, in the case of identical ventilation, oval outer tube can accomplish less size.
It is that, in the embodiment shown in Fig. 4 c, described dividing plate 11 is the most asymmetric with the difference of Fig. 4 b embodiment
It is arranged in outer tube 1, but is disposed in proximity to left cavity direction, so that the sectional area in right chamber 12 is slightly larger than left chamber 13, so prop up
The sectional area of endotracheal tube 2 can be accomplished identical with the sectional area in right chamber 13.
Referring to Fig. 4 d, in some embodiments, the cross section of described dividing plate 11 is arc, and dividing plate 11 is by outer tube 1
It is separated into the left chamber 13 that cross section is falcate and the right chamber 12 that cross section is approximate ellipsoidal, and described bronchial catheter
The cross sectional shape of 2 is also the approximate ellipsoidal suitable with right chamber 12.Preferably, the sectional area in described right chamber 12 is slightly larger than in a left side
The sectional area in chamber 13, so that the sectional area of bronchial catheter 2 is equal to the sectional area in left chamber 13.This structure make outer tube 1 in
Space be fully used, so that the external diameter of outer tube 1 can accomplish minimum.
Referring to Fig. 6, in the present embodiment, dividing plate 11 end of described outer tube 1 is to be recessed in outer tube 1, described interior
Contracting refer to dividing plate end and not up to outer tube end (i.e. whole outer tube 1 is not all separated into left chamber and right chamber by dividing plate 11,
And the most no longer separate at the end of outer tube), the end at outer tube 1 is not divided into left chamber and right chamber, thus deposits at the end of outer tube 1
At the containing cavity 16 that a cross section is identical with outer tube section, the length of this containing cavity 16 is not less than bronchus 2 guiding-tube bend section
Length.Therefore, when upwards carrying bronchial catheter 2, the end of bronchial catheter 2 receives the containing cavity to outer tube end the most completely
In 16.Relative to being not provided with described containing cavity, bronchial catheter end is directly received to right cavity, at upwards revenue and expenditure endotracheal tube
When sending bronchial catheter downwards, bronchial catheter outer wall is relatively big with the inwall frictional force in right chamber, and bronchial catheter is at right intracavity
Slip has some setbacks, and is not easy to operation.This embodiment is provided with containing cavity 16, substantially reduces bronchial catheter 2 end curved
Frictional force between the inwall in tune outer wall and right chamber 12, so that bronchial catheter 2 can smooth and easy slide at right intracavity, it is simple to
Control upwards to push dynamics and the speed of bronchial catheter, thus ensure that the smoothness intubated.
In some embodiments, described right chamber does not tilts to stretch out to side with breathing the joint 15 being connected, but directly
Connect the top being arranged at right chamber.Referring to Fig. 1 to Fig. 2, in the present embodiment, the top in the left chamber 13 of described outer tube 1 is arranged
The joint 15 for connecting breathing circuit that the side surface direction of oriented outer tube 1 is extended, owing to the joint 15 in left chamber 13 is to outer tube
Side stretch out, thus be to be socketed on the bronchial catheter 2 of right intracavity to concede the space of abundance, make bronchial catheter and right chamber energy
Enough it is positioned on same vertical plane, it is simple to operation bronchial catheter, is simultaneously also beneficial to the smoothness that bronchial catheter slides.
Refer to Fig. 7.For in another embodiment, the structural representation of levorotation double-lumen catheter, with above-described
Right type double-lumen catheter difference is, the bronchial catheter of levorotation double-lumen catheter is mobilizable to be socketed on outer tube
Left intracavity, and the bandy angle of bronchial catheter end is different, and this angle of bend is mainly by human body left bronchus
Anatomical structure bronchial with the right side determines, in levorotation double-lumen catheter, described bronchial catheter is to the angle of edgewise bend
Degree is preferably 45 °, and in other embodiments, described angle of bend can also be other values between 35 °～60 °, and left side is propped up
Trachea end does not has side pore, and therefore air bag and bronchus are orthogonal type.The operation principle of levorotation double-lumen catheter and use
Method is all identical with right type double-lumen catheter.
For the ease of the relative position of fixing outer tube with bronchial catheter, prevent at operation process outer tube and bronchial catheter
Relative position change, in some embodiments, described double-lumen catheter further comprises one for fixing bronchus
The fixing snap ring of conduit and the relative position of outer tube.A step it is provided with on the medial wall of this fixing snap ring, time fixing, fixing card
Ring set is located at top, left chamber, and the step arcuate surface on fixing snap ring medial wall is relative with the lateral surface of bronchial catheter, step
Inner concave is relative with the lateral wall in left chamber.
And for the ease of controlling outer tube and bronchial catheter depth, in one embodiment, at described outer tube and a gas
It is respectively provided with scale on the sidewall of pipe conduit.
For ease of recognizing bronchial cuff under branchofiberoscope, left and right bronchial cuff is both designed as blueness.
For ease of each gasbag pressure of perception, each airbag aeration mouth is additionally provided with the ballonet being connected with each cuff, simultaneously
It is provided with a unidirectional charging valve.
For saving space, the gas tube part connecting each cuff walks in tube wall.
The foregoing is only embodiments of the invention, not thereby limit the scope of the claims of the present invention, every utilize this
Equivalent structure or equivalence flow process that bright description and accompanying drawing content are made convert, or are directly or indirectly used in other relevant skills
Art field, is the most in like manner included in the scope of patent protection of the present invention.
Claims (10)
1. a double-lumen catheter, it is characterised in that include outer tube and bronchial catheter；
Being respectively arranged with cuff on the lateral wall of the end of described outer tube and bronchial catheter, described cuff connects gas tube；
Described outer tube is provided with a dividing plate extended along outer tube length direction, and outer tube is separated into left chamber and right chamber, institute by dividing plate
State the length length more than outer tube of bronchial catheter, the mobilizable left chamber being sheathed on described outer tube of bronchial catheter or right chamber
In.
Double-lumen catheter the most according to claim 1, it is characterised in that described outer tube is curve bend, described gas
Pipe conduit is elastic catheter, and the end of bronchial catheter is to edgewise bend.
Double-lumen catheter the most according to claim 2, it is characterised in that the end of described dividing plate is recessed in outer tube end
In, the distance that dividing plate end inside contracts is more than or equal to the length of bronchial catheter end bend section.
Double-lumen catheter the most according to claim 2, it is characterised in that the bending direction of described outer tube is led with bronchus
The angle of the bending direction of pipe is 70 °～110 °.
Double-lumen catheter the most according to claim 2, it is characterised in that described bronchial catheter end is to edgewise bend
Angle be 10 °～20 ° or 35 °～60 °.
Double-lumen catheter the most according to claim 1, it is characterised in that the left chamber of described outer tube or the top in right chamber set
The joint that the side surface direction of oriented outer tube is extended.
Double-lumen catheter the most according to claim 1, it is characterised in that also include for fixing bronchial catheter with outer
The fixing snap ring of the relative position of pipe.
Double-lumen catheter the most according to claim 1, it is characterised in that described outer tube is circular body, described left chamber
Being semicircle with the cross section in right chamber, described bronchial catheter is semicircle conduit.
Double-lumen catheter the most according to claim 1, it is characterised in that the end of described right bronchial catheter is provided with
The passage corresponding with right superior lobar bronchus.
Double-lumen catheter the most according to claim 1, it is characterised in that described outer tube and the sidewall of bronchial catheter
It is provided with scale.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610540194.3A CN106075687B (en) | 2016-07-11 | 2016-07-11 | A kind of double-lumen catheter |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610540194.3A CN106075687B (en) | 2016-07-11 | 2016-07-11 | A kind of double-lumen catheter |
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| CN106075687B CN106075687B (en) | 2019-02-22 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023091619A1 (en) * | 2021-11-18 | 2023-05-25 | Maracaja Luiz | Selective lobe delivery of therapeutics and apparatus for interventional bronchoscopy |
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| JPH04197361A (en) * | 1990-11-29 | 1992-07-16 | Koji Inoue | Tube in trachea for ventilating one side lung |
| US6443156B1 (en) * | 2000-08-02 | 2002-09-03 | Laura E. Niklason | Separable double lumen endotracheal tube |
| CN202015404U (en) * | 2011-03-11 | 2011-10-26 | 高宏 | Septum windowing-type double-lumen bronchial catheter |
| US20130025602A1 (en) * | 2011-07-29 | 2013-01-31 | Nellcor Puritan Bennett Llc | Tracheal tube positioning devices and methods |
| JP5395537B2 (en) * | 2009-06-30 | 2014-01-22 | 大研医器株式会社 | Separate lung ventilation system |
| CN204684383U (en) * | 2015-06-02 | 2015-10-07 | 闫小强 | One-lung ventilation location and fixture |
| CN105407786A (en) * | 2013-07-22 | 2016-03-16 | 伍恩迪吉股份有限公司 | Medical device, and the methods of using same |
| CN206391325U (en) * | 2016-07-11 | 2017-08-11 | 阮云 | A kind of double-lumen catheter |
-
2016
- 2016-07-11 CN CN201610540194.3A patent/CN106075687B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04197361A (en) * | 1990-11-29 | 1992-07-16 | Koji Inoue | Tube in trachea for ventilating one side lung |
| US6443156B1 (en) * | 2000-08-02 | 2002-09-03 | Laura E. Niklason | Separable double lumen endotracheal tube |
| JP5395537B2 (en) * | 2009-06-30 | 2014-01-22 | 大研医器株式会社 | Separate lung ventilation system |
| CN202015404U (en) * | 2011-03-11 | 2011-10-26 | 高宏 | Septum windowing-type double-lumen bronchial catheter |
| US20130025602A1 (en) * | 2011-07-29 | 2013-01-31 | Nellcor Puritan Bennett Llc | Tracheal tube positioning devices and methods |
| CN105407786A (en) * | 2013-07-22 | 2016-03-16 | 伍恩迪吉股份有限公司 | Medical device, and the methods of using same |
| CN204684383U (en) * | 2015-06-02 | 2015-10-07 | 闫小强 | One-lung ventilation location and fixture |
| CN206391325U (en) * | 2016-07-11 | 2017-08-11 | 阮云 | A kind of double-lumen catheter |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023091619A1 (en) * | 2021-11-18 | 2023-05-25 | Maracaja Luiz | Selective lobe delivery of therapeutics and apparatus for interventional bronchoscopy |
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|---|---|
| CN106075687B (en) | 2019-02-22 |
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