CN208877604U - Two channel joint tracheal catheter respiratory system - Google Patents
Two channel joint tracheal catheter respiratory system Download PDFInfo
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- CN208877604U CN208877604U CN201721633675.5U CN201721633675U CN208877604U CN 208877604 U CN208877604 U CN 208877604U CN 201721633675 U CN201721633675 U CN 201721633675U CN 208877604 U CN208877604 U CN 208877604U
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- 210000002345 respiratory system Anatomy 0.000 title claims abstract description 24
- 206010002091 Anaesthesia Diseases 0.000 claims abstract description 88
- 230000037005 anaesthesia Effects 0.000 claims abstract description 88
- 230000029058 respiratory gaseous exchange Effects 0.000 claims abstract description 68
- 238000003780 insertion Methods 0.000 claims abstract description 19
- 230000037431 insertion Effects 0.000 claims abstract description 19
- 238000005070 sampling Methods 0.000 claims description 97
- 238000001914 filtration Methods 0.000 claims description 15
- 239000002775 capsule Substances 0.000 claims description 2
- 230000005764 inhibitory process Effects 0.000 abstract description 5
- 208000001889 Acid-Base Imbalance Diseases 0.000 abstract description 4
- 230000003444 anaesthetic effect Effects 0.000 abstract description 4
- 230000007774 longterm Effects 0.000 abstract 1
- 238000001356 surgical procedure Methods 0.000 abstract 1
- 239000007789 gas Substances 0.000 description 145
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 17
- 210000003128 head Anatomy 0.000 description 15
- 238000010586 diagram Methods 0.000 description 13
- 229960004424 carbon dioxide Drugs 0.000 description 11
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 10
- 230000003434 inspiratory effect Effects 0.000 description 10
- 239000000203 mixture Substances 0.000 description 10
- 210000000214 mouth Anatomy 0.000 description 10
- 229910052760 oxygen Inorganic materials 0.000 description 10
- 239000001301 oxygen Substances 0.000 description 10
- 230000000241 respiratory effect Effects 0.000 description 10
- 238000010521 absorption reaction Methods 0.000 description 6
- 229910002092 carbon dioxide Inorganic materials 0.000 description 6
- 239000001569 carbon dioxide Substances 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 229910002090 carbon oxide Inorganic materials 0.000 description 5
- 239000003983 inhalation anesthetic agent Substances 0.000 description 5
- 230000003647 oxidation Effects 0.000 description 5
- 238000007254 oxidation reaction Methods 0.000 description 5
- 239000000835 fiber Substances 0.000 description 4
- 238000002695 general anesthesia Methods 0.000 description 4
- 210000004704 glottis Anatomy 0.000 description 4
- 230000006698 induction Effects 0.000 description 4
- 230000036387 respiratory rate Effects 0.000 description 4
- 229920006395 saturated elastomer Polymers 0.000 description 4
- 230000006378 damage Effects 0.000 description 3
- 230000004202 respiratory function Effects 0.000 description 3
- 230000003519 ventilatory effect Effects 0.000 description 3
- 238000013022 venting Methods 0.000 description 3
- 208000027418 Wounds and injury Diseases 0.000 description 2
- 239000008280 blood Substances 0.000 description 2
- 210000004369 blood Anatomy 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 206010067484 Adverse reaction Diseases 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000006838 adverse reaction Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000036772 blood pressure Effects 0.000 description 1
- 210000000621 bronchi Anatomy 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000003795 desorption Methods 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 210000004072 lung Anatomy 0.000 description 1
- 210000003928 nasal cavity Anatomy 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 208000024891 symptom Diseases 0.000 description 1
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Abstract
The utility model relates to a kind of two channel joint tracheal catheter respiratory systems, it is characterized in that: including tracheal catheter, breathing circuit filter, L shape connector, connection wye and Anesthesia machine connecting tube, the tracheal catheter includes conduit, patient's insertion end, air bag in patient's insertion end is set, the gas tube and charge valve being connected to conduit inflatable chamber, tracheal catheter is connected to L shape connector by pipe joint, the L shape connector connects connection wye, the connection wye connects Anesthesia machine connecting tube, the pipe joint and L shape connector are at least provided with two chambers, the connection wye is the Demountable in it at least provided with two chambers.Advantage is: can eliminate mechanical inefficiencies chamber, respiration inhibition caused by anaesthetic is effectively relieved, improve breath function due, correct patient's body acid-base imbalance, and then can significantly improve vital sign situation.Mechanical inefficiencies chamber and ICU management etc. is especially eliminated in infant, critical patient or long-term surgery to be especially of great significance.
Description
Technical field
The utility model belongs to clinical treatment equipment technology field, exhales more particularly to a kind of two channel joint tracheal catheter
Desorption system.
Background technique
Clinically, dead space also known as breathes dead space, refers to the space that gas exchanges are not participated in respiratory, including life
Manage dead space and mechanical inefficiencies chamber.Physiological dead space includes bronchus, tracheae, oral cavity, nasal cavity；Mechanical inefficiencies chamber includes that air bag fills
Tracheae, tracheal catheter breathe breathing circuit filter, breathing circuit breeches joint.In each respiratory, exhalation process discharge
Exhaust gas section rests on dead space, and breathing process can suck human body again, cannot get gas exchanges.
Clinically, breathing dead space problem not can avoid, and physiological dead space is adapted to by patient, not influence on anesthesia；
How to eliminate mechanical inefficiencies chamber or reduce the bring adverse effect of mechanical inefficiencies chamber have become in clinical anesthesia one it is urgently to be resolved
The problem of.Currently, breathing pattern of the patient under generalized anesthetic state is divided into autonomous respiration and Mechanical course breathes two ways.
Autonomous respiration refers to that patient breathes by itself strength, since the respiration inhibition of arcotic acts on the presence with mechanical inefficiencies chamber,
Gas concentration lwevel in blood samples of patients can be made to increase, show as blood pressure raising, increased heart rate, respiratory rate is accelerated；Mechanical course
Breathing refers to that patient's autonomous respiration suspends, and carrys out assisted respiartion by ventilator, due to the presence of mechanical inefficiencies chamber, ventilator need to be provided more
Big ventilatory capacity and airway pressure, or respiratory rate maintains effectively to breathe faster, there is the wind for causing respiratory tract and injury of lungs
Danger.The capacity of mechanical inefficiencies chamber is from tens milliliters to milliliters up to a hundred etc..It is breathed every time in infant's anesthesia and often there was only tens
Milliliter gas, due to the presence of mechanical inefficiencies chamber, make suck in gas every time have close to half be oneself be discharged but without absorption
The exhaust gas of filtering；Although will not anoxic, carbon dioxide in blood can be made to increase and bring adverse reaction.Eliminate mechanical inefficiencies
Chamber can alleviate respiration inhibition caused by anaesthetic in the general anesthesia for retaining autonomous respiration, improve respiratory function, correct
Body acid-base imbalance, and then improve vital sign situation；Ventilatory capacity can be reduced in the general anesthesia of control breathing, reduction is exhaled
Pressure in road is inhaled, respiratory rate is slowed down, reduces respiratory system damage.Patient age weight is smaller, and physical condition is poorer, when operation
Between it is longer, eliminate mechanical inefficiencies chamber clinical meaning it is bigger.
Utility model content
The utility model is technical problem present in solution well-known technique and mechanical inefficiencies chamber can be eliminated, delay by providing one kind
Respiration inhibition caused by anaesthetic is solved, improves respiratory function, correct patient's body acid-base imbalance, and then improves life entity symptom
The two channel joint tracheal catheter respiratory system of condition.
The utility model is adopted the technical scheme that solve technical problem present in well-known technique:
Two channel joint tracheal catheter respiratory system, it is characterised in that: including tracheal catheter, L shape connector, connection wye and
Anesthesia machine connecting tube, the tracheal catheter include the conduit for being equipped with inflatable chamber in it, patient's insertion end, are arranged in patient's insertion end
On air bag, the gas tube and charge valve that are connected to conduit inflatable chamber, the tracheal catheter is connected to L shape by pipe joint and connects
Head, the L shape connector connect connection wye, and the connection wye connects Anesthesia machine connecting tube, and the pipe joint and L shape connector are extremely
It is set less there are two chamber, the connection wye is the Demountable in it at least provided with two chambers.
The utility model can also adopt the following technical scheme that
The pipe joint is set there are three chamber, respectively symmetrically arranged semicircle expiration chamber, semicircle suction chamber and position
In the circular gas sampling cavity of expiration chamber and suction chamber adjacent position, the L shape connector and connection wye is equipped with and conduit
Expiration chamber, suction chamber and corresponding three chambers of gas sampling chamber of connector, the other end of the pipe joint gas sampling chamber
It is connected to by L shape connector with the second gas sampling cavity in connection wye, the conduit connects the L shape of three chambers by pipe joint
Connector, the L shape connector connect the connection wye of three chambers, and the side of the connection wye is equipped with the connect with gas sampling chamber
Two gas sampling joints, the connection wye connect Anesthesia machine connecting tube；
One end that the L shape connector of three chamber is connect with pipe joint is patient end, and the one end connecting with connection wye is fiber crops
Liquor-saturated machine interface end is equipped with semicircle expiration chamber corresponding with pipe joint, semicircle suction chamber and positioned at exhaling in L shape connector
The circular gas sampling cavity of air cavity and suction chamber adjacent position.
The connection wye of three chamber includes second shell, is equipped with patient interface end, Anesthesia machine output end on the second housing
And anesthesia machine input terminal, the second shell are equipped with the second filter core, are connected on the side of connection wye and connect with gas sampling chamber
Logical gas sampling joint, it is intracavitary equipped with third filter core in gas sampling.
The conduit of the tracheal catheter is equipped with gas sampling mouth close to the tube wall of pipe joint, and the gas sampling mouth connects
It is connected to external gas sampler, the external gas sampler connects external gas sampling joint；The conduit is connect by conduit
Head connection L shape connector, the L shape connector connect connection wye, and the Y shape connector connects Anesthesia machine connecting tube, and the conduit connects
Head, L shape connector and connection wye are the double cavity structure that expiration chamber and suction chamber are equipped in it.
The external gas sampling joint includes third shell, input end connector, output end connector and the 4th filter core, the
Three shells are provided with the 4th filter core, and third shell one end is connected with input end connector, and the third shell other end is affixed
There is output end connector.
Two channel joint tracheal catheter respiratory system, it is characterised in that: connect including tracheal catheter, breathing circuit filter, L shape
Head, connection wye and Anesthesia machine connecting tube, tracheal catheter include conduit, patient's insertion end, the gas being arranged in patient's insertion end
Capsule, the gas tube and charge valve being connected to conduit inflatable chamber, the tracheal catheter are connected to breathing circuit filter, institute by pipe joint
Breathing circuit filter connection L shape connector is stated, the L shape connector connects connection wye, and the connection wye connects Anesthesia machine connecting tube.
The pipe joint is set there are three chamber, respectively symmetrically arranged semicircle expiration chamber, semicircle suction chamber and position
In the circular gas sampling cavity of expiration chamber and suction chamber adjacent position, the tracheal catheter was breathed by pipe joint connection
Filter, the L shape connector of the breathing circuit filter connection two-chamber, the connection wye of the L shape connector connection two-chamber, the Y shape connect
Head connection Anesthesia machine connecting tube；The breathing circuit filter is equipped with the first gas sampling being connected to pipe joint gas sampling chamber
Connector.
The breathing circuit filter includes first shell, is equipped with machine end in first shell one end, the first shell other end is set
There is patient end, the intermediate position of the first shell is greater than machine end and patient end, and position is equipped with sucking among first shell
Gas filtration chamber, exhaled gas filter chamber and first gas sampling cavity, the sucking gas filtration chamber, exhaled gas filter chamber and
The first filter core is equipped in first gas sampling cavity；The affixed first gas sampling joint of first shell upper outside, it is described
First gas sampling joint is connected to first gas sampling cavity.
The conduit of the tracheal catheter is equipped with gas sampling mouth close to the tube wall of pipe joint, and the gas sampling mouth connects
It is connected to external gas sampler, the external gas sampler connects external gas sampling joint；The conduit in it by setting
There is expiration chamber to connect breathing circuit filter with the pipe joint of suction chamber, the breathing circuit filter connects L shape connector, and the L shape connects
Head connection connection wye, the connection wye connect Anesthesia machine connecting tube, and the breathing circuit filter, L shape connector and connection wye are
The double cavity structure of expiration chamber and suction chamber is equipped in it.
The breathing circuit filter includes first shell, is equipped with machine end in first shell one end, the first shell other end is set
There is patient end, the intermediate position of the first shell is greater than machine end and patient end, and position is equipped with sucking among first shell
Gas filtration chamber, exhaled gas filter chamber and gas sampling chamber, in the sucking gas filtration chamber and exhaled gas filter chamber
Equipped with the first filter core.
The utility model has the advantages and positive effects of: by adopting the above technical scheme due to the utility model, i.e., logical
It crosses and the connector on tracheal catheter is designed as air intake passage and the independent channel structure of exhalation passages, breathing circuit filter, L shape connect
Head and connection wye are designed as two-chamber or three-cavity structure, to be correspondingly connected with the catheter slipjoint of two-chamber or three chambers, breathe back
Original connection wye is designed as detachable two-chamber or three-cavity structure and is connected with L shape connector by road.In this way, being connect from tracheal catheter
Head rises, and air intake passage is individually connected with the connecting tube of Anesthesia machine with exhalation passages, and there is no share lumen；Due in Anesthesia machine
Portion makes this system form two independent air-breathings and exhalation path, and the shape in each respiratory with the presence of unidirectional valve
At loop.When the patient inhales, the open expiratory valve of inspiratory valve is closed, the live gas of volatile anesthetic mixture of oxygen from
Air suction way enters patient body.When patient expiration, inspiratory valve is closed expiratory valve and is opened, and is mixed with carbon dioxide, volatilizees
The exhaled gas of property arcotic and partial oxidation enters the exhaust gas absorption device in Anesthesia machine from exhalation path, fully absorbs two
Become live gas with oxygen mix after carbonoxide to be inhaled by a patient in next respiratory cycle.In this way, in breathing dead space
Mechanical inefficiencies chamber be largely eliminated.Mechanical inefficiencies chamber is eliminated, fiber crops can be alleviated in the general anesthesia for retaining autonomous respiration
Liquor-saturated drug induced respiration inhibition improves respiratory function, corrects body acid-base imbalance, and then improve vital sign situation；It is controlling
Ventilatory capacity can be reduced by making in the general anesthesia of breathing, reduce pressure in respiratory tract, slow down respiratory rate, reduce respiratory system damage
Wound.Patient age weight is smaller, and physical condition is poorer, and operating time is longer, and the clinical meaning for eliminating mechanical inefficiencies chamber is bigger.
This two channel joint tracheal catheter is also used as zero dead space intubatton type laryngeal mask or the compound laryngeal mask of zero dead space
Built-in tracheal catheter after success uses.Breathing circuit filter, L-type connector, breeches joint, Anesthesia machine company can be connected after being intubated successfully
The components such as adapter tube are connect with Anesthesia machine, can eliminate most of mechanical inefficiencies chamber.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model embodiment 1；
Fig. 2 is the right view of Fig. 1；
Fig. 3 is the structural schematic diagram of tracheal catheter in Fig. 1；
Fig. 3 a is the portion the A enlarged drawing in Fig. 3；
Fig. 3 b is the portion the B enlarged drawing in Fig. 3；
Fig. 3 c is the portion the C enlarged drawing in Fig. 3；
Fig. 3 d is the A-A cross-sectional view in Fig. 3；
Fig. 3 e is the B-B cross-sectional view in Fig. 3；
Fig. 3 f is the A direction view in Fig. 3；
Fig. 3 g is the B direction view in Fig. 3；
Fig. 3 h is the C-C cross-sectional view in Fig. 3 f；
Fig. 4 is the connection wye structural schematic diagram of the utility model embodiment 1；
Fig. 4 a is the left view of Fig. 4；
Fig. 4 b is the top view of Fig. 4；
Fig. 5 is the L shape joint structure schematic diagram of the utility model embodiment 1；
Fig. 5 a is the right view of Fig. 5；
Fig. 5 b is the bottom view of Fig. 5；
Fig. 6 is the structural schematic diagram of the utility model embodiment 2；
Fig. 7 is the right view of Fig. 6；
Fig. 8 is the tracheal catheter structural schematic diagram of the utility model embodiment 2；
Fig. 8 a is the portion the D enlarged drawing of Fig. 8；
Fig. 9 is the top view of Fig. 8；
Figure 10 is the connection wye structural schematic diagram of the utility model embodiment 2；
Figure 10 a is the left view of Figure 10；
Figure 10 b is the top view of Figure 10；
Figure 11 is the external gas sampling joint structural schematic diagram of the utility model embodiment 2；Figure 12 is the utility model
The structural schematic diagram of embodiment 3；
Figure 13 is the right view of Figure 12；
Figure 14 is the structural schematic diagram of the breathing circuit filter of the utility model embodiment 3；
Figure 14 a is the left view of Figure 14；
Figure 14 b is the C-C cross-sectional view of Figure 14；
Figure 14 c is the C direction view of Figure 14；
Figure 14 d is the D direction view of Figure 14；
Figure 15 is the structural schematic diagram of the connection wye of the utility model embodiment 3；
Figure 15 a is the left view of Figure 15；
Figure 15 b is the top view of Figure 15；
Figure 16 is the structural schematic diagram of the utility model embodiment 4；
Figure 17 is the right view of Figure 16；
Figure 18 is the structural schematic diagram of 4 breathing circuit filter of the utility model embodiment；
Figure 18 a is the side view of Figure 18；
Figure 18 b is the D-D cross-sectional view of Figure 18；
Figure 18 c is the E direction view of Figure 18；
Figure 18 d is the F direction view of Figure 18.
In figure: 1, tracheal catheter；1-1, patient's insertion end；1-2, air bag；1-3, inflatable chamber；1-4, gas tube；1-5, it fills
Air valve；1-6, pipe joint；1-6A, expiration chamber；1-6B, suction chamber；1-6C, gas sampling chamber；1-7, gas sampling mouth；
2, breathing circuit filter；2-1, first shell；2-2, machine end；2-3, patient end；2-4, first gas sampling joint；
2-5, first gas sampling cavity；2-6, sucking gas filtration chamber；2-7, exhaled gas filter chamber；2-8, the first filter core；
3, L shape connector；3-1, Anesthesia machine interface end；3-2, patient end；
4, connection wye；4-1, patient interface end；4-2, Anesthesia machine output end；4-3, anesthesia machine input terminal；4-4, the second filter
Core；4-5, second gas sampling cavity；4-6, third filter core；4-7, second gas sampling joint；4-8, second shell；
5, external gas sampling joint；5-1, third shell；5-2, input end connector；5-3, output end connector；5-4,
Four filter cores；
6, external gas sampler；7, Anesthesia machine connecting tube.
Specific embodiment
For the utility model content, feature and effect that can further appreciate that the utility model, the following examples are hereby given, and
It is described in detail with the accompanying drawings as follows:
Embodiment 1,
Please refer to Fig. 1-Fig. 5 b, two channel joint tracheal catheter respiratory system, including tracheal catheter 1, L shape connector 3, Y shape
Connector 4 and Anesthesia machine connecting tube 7.The tracheal catheter include conduit in it equipped with inflatable chamber 1-3, patient's insertion end 1-1,
The air bag 1-2 that is arranged in patient's insertion end, the gas tube 1-4 being connected to conduit inflatable chamber and charge valve 1-5, the tracheae are led
Pipe is connected to L shape connector by pipe joint 1-6, and the L shape connector connects connection wye, the connection wye connection Anesthesia machine connection
Pipe, at least provided with two chambers, the connection wye is in it at least provided with the removable of two chambers for the pipe joint and L shape connector
Unload formula structure.
In the present embodiment, the pipe joint is set there are three chamber, respectively symmetrically arranged semicircle expiration chamber 1-6A, half
Circular suction chamber 1-6B and circular gas sampling cavity 1-6C positioned at expiration chamber and suction chamber adjacent position, the L shape connector 3
Three chambers corresponding with the expiration chamber of pipe joint, suction chamber and gas sampling chamber are equipped with connection wye 4.The conduit
The other end of connector gas sampling chamber is connected to by L shape connector with the second gas sampling cavity 4-5 in connection wye, the conduit
The L shape connector of three chambers is connected by pipe joint, the L shape connector connects the connection wye of three chambers, the side of the connection wye
It is equipped with the second gas sampling joint 4-7 connecting with second gas sampling cavity, the connection wye other end connection Anesthesia machine connects
Adapter tube 7.
In the present embodiment, one end that the L shape connector of three chamber is connect with pipe joint is patient end 3-2, with connection wye
One end of connection is Anesthesia machine interface end 3-1, and semicircle expiration chamber 1- corresponding with pipe joint is equipped in L shape connector
6A, semicircle suction chamber 1-6B and the circular gas sampling cavity 1-6C positioned at expiration chamber and suction chamber adjacent position.
In the present embodiment, the connection wye 4 of three chamber includes second shell 4-8, is equipped with patient interface on the second housing
4-1, Anesthesia machine output end 4-2 and anesthesia machine input terminal 4-3 are held, the second shell is equipped with the second filter core 4-4, in connection wye
Side on be connected with the second gas sampling joint 4-7 being connected to second gas sampling cavity 4-5, in second gas sampling cavity
Equipped with third filter core 4-6.
The working principle of the present embodiment 1 are as follows:
After the completion of entire patient's anesthesia induction, it is placed in tracheal catheter, L shape connector is sequentially connected and the Y shape with filter core connects
Head, connection wye connect Anesthesia machine by Anesthesia machine connecting tube 7, and the gas sampler that Anesthesia machine or patient monitor are connected connects with Y shape
Gas sampling joint connection on head.From on patient's glottis, 1 connecting conduit connector 1-6 of tracheal catheter passes through L shape connector, Y
Shape connector and Anesthesia machine connecting tube 7 are connected with Anesthesia machine, and there is no share lumen from catheter slipjoint；Due to anesthesia
With the presence of unidirectional valve inside machine, this system is set to form two independent air-breathings and exhalation path, and in each respiratory
Middle formation loop.Gas sampling pass through gas sampling chamber 1-1C, L shape connector of conduit and the connection wye with filter core second
Gas sampling joint 4-7 is realized.
When patient breaths, the open expiratory valve of inspiratory valve is closed, the live gas of volatile anesthetic mixture of oxygen from
Air suction way enters patient body.When patient expiration, inspiratory valve is closed expiratory valve and is opened, and is mixed with carbon dioxide, volatilizees
The exhaled gas of property arcotic and partial oxidation enters the exhaust gas absorption device in Anesthesia machine from exhalation path, fully absorbs two
Become live gas with oxygen mix after carbonoxide to be inhaled by a patient in next respiratory cycle.In this way, in breathing dead space
Mechanical inefficiencies chamber be largely eliminated.
Embodiment 2,
Please refer to Fig. 6-Figure 11, two channel joint tracheal catheter respiratory system, including tracheal catheter 1, L shape connector 3, Y shape
Connector 4 and Anesthesia machine connecting tube 7.The tracheal catheter include conduit in it equipped with inflatable chamber 1-3, patient's insertion end 1-1,
The air bag 1-2 that is arranged in patient's insertion end, the gas tube 1-4 being connected to conduit inflatable chamber and charge valve 1-5, the tracheae are led
Pipe is connected to L shape connector by pipe joint 1-6, and the L shape connector connects connection wye, the connection wye connection Anesthesia machine connection
Pipe, the pipe joint, L shape connector are two cavity configurations, and connection wye is the Demountable of two chambers.
In the present embodiment, the conduit of the tracheal catheter is equipped with gas sampling mouth 1-7, institute close to the tube wall of pipe joint
It states gas sampling mouth and is connected with external gas sampler 6, the external gas sampler connects external gas sampling joint 5.Institute
Conduit 1 is stated by pipe joint 1-6 connection L shape connector 3, the L shape connector connects connection wye 4, the connection wye connection fiber crops
Liquor-saturated machine connecting tube 7, the pipe joint, L shape connector and connection wye are that semicircle expiration chamber 1-6A and semicircle are equipped in it
The double cavity structure of shape suction chamber 1-6B.
In the present embodiment, one end of the connection wye 4 is patient interface end 4-1, and the other end is respectively Anesthesia machine output end
4-2 and anesthesia machine input terminal 4-3 is equipped with the second filter core 4-4 in Anesthesia machine output end 4-2 and anesthesia machine input terminal 4-3.
In the present embodiment, the external gas sampling joint 5 includes third shell 5-1, input end connector 5-2, output end
Connector 5-3 and the 4th filter core 5-4 is provided with the 4th filter core in third shell, and third shell one end is connected with input termination
Head, the third shell other end are connected with output end connector.
The working principle of the present embodiment 2 are as follows:
After the completion of entire patient's anesthesia induction, it is placed in tracheal catheter, L shape connector is sequentially connected and the Y shape with filter core connects
Head, connection wye connect Anesthesia machine, the gas sampler and tracheae that Anesthesia machine or patient monitor are connected by Anesthesia machine connecting tube 7
External gas sampling joint connection on conduit with filter core.From on patient's glottis, the venting cavity of tracheal catheter is connect by L shape
Head, connection wye and Anesthesia machine connecting tube 7 are connected with Anesthesia machine, and there is no share lumen from catheter slipjoint；Due to fiber crops
With the presence of unidirectional valve inside liquor-saturated machine, this system is set to form two independent air-breathings and exhalation path, and breathed every time
Loop is formed in journey.Gas sampling is connect by gas sampling chamber 1-1C, external gas sampler 6 and the external gas sampling of conduit
First 5 realize.
When patient breaths, the open expiratory valve of inspiratory valve is closed, the live gas of volatile anesthetic mixture of oxygen from
Air suction way enters patient body.When patient expiration, inspiratory valve is closed expiratory valve and is opened, and is mixed with carbon dioxide, volatilizees
The exhaled gas of property arcotic and partial oxidation enters the exhaust gas absorption device in Anesthesia machine from exhalation path, fully absorbs two
Become live gas with oxygen mix after carbonoxide to be inhaled by a patient in next respiratory cycle.In this way, in breathing dead space
Mechanical inefficiencies chamber be largely eliminated.
Embodiment 3,
Please refer to Figure 12-Figure 15 b, two channel joint tracheal catheter respiratory system, including tracheal catheter 1, breathing circuit filter
2, L shape connector 3, connection wye 4 and Anesthesia machine connecting tube 7, tracheal catheter include conduit, patient's insertion end 1-1, are arranged in patient
Air bag 1-2 in insertion end, with the conduit inflatable chamber 1-3 gas tube 1-4 being connected to and charge valve 1-5.The tracheal catheter passes through
Pipe joint 1-6 is connected to breathing circuit filter, and the breathing circuit filter is connected to L shape connector, and the L shape connector connects connection wye, institute
State connection wye connection Anesthesia machine connecting tube.
In the present embodiment, the pipe joint is set there are three chamber, respectively symmetrically arranged semicircle expiration chamber 1-6A, half
Circular suction chamber 1-6B and circular gas sampling cavity 1-6C positioned at expiration chamber and suction chamber adjacent position.The tracheal catheter
Breathing circuit filter 2, the L shape connector 3 of the breathing circuit filter connection two-chamber, the L shape connector connection are connected by pipe joint
The connection wye 4 of two-chamber, the connection wye connect Anesthesia machine connecting tube 7；The breathing circuit filter is equipped with and pipe joint gas
The first gas sampling joint 2-4 of sampler body chamber connection.
In the present embodiment, the breathing circuit filter 2 includes first shell 2-1, is equipped with machine end 2- in first shell one end
2, the first shell other end is equipped with patient end 2-3, and the intermediate position of the first shell is greater than machine end 2-2 and patient end 2-3,
Position is equipped with sucking gas filtration chamber 2-6, exhaled gas filter chamber 2-7 and first gas sampling cavity 2-5 among first shell,
The first filter core 2- is equipped in the sucking gas filtration chamber 2-6, exhaled gas filter chamber 2-7 and first gas sampling cavity 2-5
8.The affixed first gas sampling joint 2-4 of first shell upper outside, the first gas sampling joint and first gas
Sampling cavity connection.
In the present embodiment, the L shape connector 3 is identical as the L shape joint structure in embodiment 2,
In the present embodiment, one end of the connection wye 4 is patient interface end 4-1, and the other end is respectively that Anesthesia machine is defeated
Outlet 4-2 and anesthesia machine input terminal 4-3.
The working principle of the present embodiment 3 are as follows:
After the completion of entire patient's anesthesia induction, it is placed in tracheal catheter, is sequentially connected breathing circuit filter, L shape connector and Y shape connect
Head, connection wye connect Anesthesia machine, the gas sampler and breathing that Anesthesia machine or patient monitor are connected by Anesthesia machine connecting tube 7
Gas sampling joint connection on filter.From on patient's glottis, the venting cavity of tracheal catheter passes through breathing circuit filter, L shape
Connector, connection wye and Anesthesia machine connecting tube 7 are connected with Anesthesia machine, and there is no share lumen from catheter slipjoint；Due to
With the presence of unidirectional valve inside Anesthesia machine, this system is set to form two independent air-breathings and exhalation path, and breathing every time
Loop is formed in the process.Gas sampling passes through the gas sampling chamber 1-6C of pipe joint, its interior breathing for being equipped with the first filter core 2-8
Filter 2 and the first gas sampling joint 2-4 being arranged in outside breathing circuit filter shell are realized.
When patient breaths, the open expiratory valve of inspiratory valve is closed, the live gas of volatile anesthetic mixture of oxygen from
Air suction way enters patient body.When patient expiration, inspiratory valve is closed expiratory valve and is opened, and is mixed with carbon dioxide, volatilizees
The exhaled gas of property arcotic and partial oxidation enters the exhaust gas absorption device in Anesthesia machine from exhalation path, fully absorbs two
Become live gas with oxygen mix after carbonoxide to be inhaled by a patient in next respiratory cycle.In this way, in breathing dead space
Mechanical inefficiencies chamber be largely eliminated.
Embodiment 4,
Please refer to Figure 16-Figure 18 d, two channel joint tracheal catheter respiratory system, including tracheal catheter 1, breathing circuit filter
2, L shape connector 3, connection wye 4 and Anesthesia machine connecting tube 7, tracheal catheter include conduit, patient's insertion end 1-1, are arranged in patient
Air bag 1-2 in insertion end, with the conduit inflatable chamber 1-3 gas tube 1-4 being connected to and charge valve 1-5.The tracheal catheter passes through
Pipe joint 1-6 is connected to breathing circuit filter, and the breathing circuit filter is connected to L shape connector, and the L shape connector connects connection wye, institute
State connection wye connection Anesthesia machine connecting tube.
In the present embodiment, the conduit of the tracheal catheter is equipped with gas sampling mouth 1-7, institute close to the tube wall of pipe joint
It states gas sampling mouth and is connected with external gas sampler 6, the external gas sampler connects external gas sampling joint 5.Institute
It states conduit and connects breathing circuit filter 2 with the pipe joint of suction chamber 1-6B by being equipped with expiration chamber 1-6A in it, it is described to breathe
Filter connects L shape connector 3, and the L shape connector connects connection wye 4, and the connection wye connects Anesthesia machine connecting tube 7.It is described to exhale
Being drawn through filter, L shape connector and connection wye is that double cavity structure corresponding with pipe joint expiration chamber and suction chamber is equipped in it.
In the present embodiment, the breathing circuit filter 2 includes first shell 2-1, is equipped with machine end 2- in first shell one end
2, the first shell other end is equipped with patient end 2-3, and the intermediate position of the first shell is greater than machine end 2-2 and patient end 2-3,
Position is equipped with sucking gas filtration chamber 2-6, exhaled gas filter chamber 2-7, the sucking gas filtration chamber among first shell
The first filter core 2-8 is equipped in 2-6 and exhaled gas filter chamber 2-7.
In the present embodiment, the external gas sampling joint 5 includes third shell 5-1, inputs end connector 5-2, output end
Connector 5-3 and the 4th filter core 5-4 is provided with the 4th filter core in third shell, and third shell one end is connected with input termination
Head, the third shell other end are connected with output end connector.
In the present embodiment, the L shape connector 3 is identical as the structure of L shape connector of embodiment 2.
In the present embodiment, one end of the connection wye 4 is patient interface end 4-1, and the other end is respectively that Anesthesia machine is defeated
Outlet 4-2 and anesthesia machine input terminal 4-3.
The working principle of the present embodiment 4 are as follows:
After the completion of entire patient's anesthesia induction, it is placed in tracheal catheter, is sequentially connected breathing circuit filter 2, L shape connector 3 and Y shape
Connector 4, connection wye connect Anesthesia machine, the gas sampler and gas that Anesthesia machine or patient monitor are connected by Anesthesia machine connecting tube 7
Supravasal external gas sampling joint 5 is managed to connect.From on patient's glottis, the venting cavity of tracheal catheter passes through breath
Device, L shape connector, connection wye and Anesthesia machine connecting tube 7 are connected with Anesthesia machine, and there is no share pipes from catheter slipjoint
Chamber；Due to the presence of unidirectional valve, making this system form two independent air-breathings and exhalation path inside Anesthesia machine, and every
Loop is formed in secondary respiratory.Gas sampling passes through gas sampling chamber 1-6C, external gas sampler 6 and the external gas of conduit
Sampler body connector 5 is realized.
When patient breaths, the open expiratory valve of inspiratory valve is closed, the live gas of volatile anesthetic mixture of oxygen from
Air suction way enters patient body.When patient expiration, inspiratory valve is closed expiratory valve and is opened, and is mixed with carbon dioxide, volatilizees
The exhaled gas of property arcotic and partial oxidation enters the exhaust gas absorption device in Anesthesia machine from exhalation path, fully absorbs two
Become live gas with oxygen mix after carbonoxide to be inhaled by a patient in next respiratory cycle.In this way, in breathing dead space
Mechanical inefficiencies chamber be eliminated by complete most of.
Embodiment described in the utility model attached drawing is exemplary, and is only used for explaining the utility model, and cannot be managed
Solution is limitations of the present invention.
Claims (10)
1. a kind of two channel joint tracheal catheter respiratory system, it is characterised in that: including tracheal catheter, L shape connector, connection wye
With Anesthesia machine connecting tube, the tracheal catheter includes the conduit that inflatable chamber is equipped in it, patient's insertion end, setting in patient's insertion
Air bag on end, the gas tube and charge valve being connected to conduit inflatable chamber, the tracheal catheter are connected to L shape by pipe joint and connect
Head, the L shape connector connect connection wye, and the connection wye connects Anesthesia machine connecting tube, and the pipe joint and L shape connector are extremely
It is set less there are two chamber, the connection wye is the Demountable in it at least provided with two chambers.
2. two channel joint tracheal catheter respiratory system according to claim 1, it is characterised in that: the pipe joint is set
There are three chamber, respectively symmetrically arranged semicircle expiration chamber, semicircle suction chamber and it is located at expiration chamber and suction chamber adjacent bit
The circular gas sampling cavity at place is set, it is gentle with the expiration chamber of pipe joint, suction chamber that the L shape connector and connection wye are equipped with
The other end of corresponding three chambers of sampler body chamber, the pipe joint gas sampling chamber passes through in L shape connector and connection wye
The connection of second gas sampling cavity, the conduit connect the L shape connector of three chambers by pipe joint, and the L shape connector connects three chambers
Connection wye, the side of the connection wye is equipped with the second gas sampling joint connecting with gas sampling chamber, and the Y shape connects
Head connection Anesthesia machine connecting tube；
One end that the L shape connector of three chamber is connect with pipe joint is patient end, and the one end connecting with connection wye is Anesthesia machine
Interface end is equipped with semicircle expiration chamber corresponding with pipe joint, semicircle suction chamber in L shape connector and is located at expiration chamber
With the circular gas sampling cavity of suction chamber adjacent position.
3. two channel joint tracheal catheter respiratory system according to claim 2, it is characterised in that: the Y shape of three chamber
Connector includes second shell, is equipped with patient interface end, Anesthesia machine output end and anesthesia machine input terminal on the second housing, and described the
Two shells are equipped with the second filter core, the gas sampling joint being connected to gas sampling chamber are connected on the side of connection wye, in gas
Sampler body is intracavitary to be equipped with third filter core.
4. two channel joint tracheal catheter respiratory system according to claim 1, it is characterised in that: the tracheal catheter
Conduit is equipped with gas sampling mouth close to the tube wall of pipe joint, and the gas sampling mouth is connected with external gas sampler, institute
It states external gas sampler and connects external gas sampling joint；The conduit connects L shape connector, the L shape by pipe joint
Connector connects connection wye, and the connection wye connects Anesthesia machine connecting tube, and the pipe joint, L shape connector and connection wye are
The double cavity structure of expiration chamber and suction chamber is equipped in it.
5. two channel joint tracheal catheter respiratory system according to claim 4, it is characterised in that: the external gas is adopted
Sample connector includes third shell, input end connector, output end connector and the 4th filter core, is provided with the 4th filter core in third shell,
Third shell one end is connected with input end connector, and the third shell other end is connected with output end connector.
6. a kind of two channel joint tracheal catheter respiratory system, it is characterised in that: connect including tracheal catheter, breathing circuit filter, L shape
Head, connection wye and Anesthesia machine connecting tube, tracheal catheter include conduit, patient's insertion end, the gas being arranged in patient's insertion end
Capsule, the gas tube and charge valve being connected to conduit inflatable chamber, the tracheal catheter are connected to breathing circuit filter, institute by pipe joint
Breathing circuit filter connection L shape connector is stated, the L shape connector connects connection wye, and the connection wye connects Anesthesia machine connecting tube.
7. two channel joint tracheal catheter respiratory system according to claim 6, it is characterised in that: the pipe joint is set
There are three chamber, respectively symmetrically arranged semicircle expiration chamber, semicircle suction chamber and it is located at expiration chamber and suction chamber adjacent bit
The circular gas sampling cavity at place is set, the tracheal catheter connects breathing circuit filter by pipe joint, and the breathing circuit filter connects
The L shape connector of logical two-chamber, the connection wye of the L shape connector connection two-chamber, the connection wye connect Anesthesia machine connecting tube；It is described
Breathing circuit filter is equipped with the first gas sampling joint being connected to pipe joint gas sampling chamber.
8. two channel joint tracheal catheter respiratory system according to claim 7, it is characterised in that: the breathing circuit filter
Including first shell, it is equipped with machine end in first shell one end, the first shell other end is equipped with patient end, the first shell
Intermediate position is greater than machine end and patient end, and position is equipped with sucking gas filtration chamber, exhaled gas filtering among first shell
Chamber and first gas sampling cavity are equipped in the sucking gas filtration chamber, exhaled gas filter chamber and first gas sampling cavity
First filter core；The affixed first gas sampling joint of first shell upper outside, the first gas sampling joint and first
The connection of gas sampling chamber.
9. two channel joint tracheal catheter respiratory system according to claim 6, it is characterised in that: the tracheal catheter
Conduit is equipped with gas sampling mouth close to the tube wall of pipe joint, and the gas sampling mouth is connected with external gas sampler, institute
It states external gas sampler and connects external gas sampling joint；The conduit passes through its interior conduit for being equipped with expiration chamber and suction chamber
Connector connects breathing circuit filter, and the breathing circuit filter connects L shape connector, and the L shape connector connects connection wye, and the Y shape connects
Head connection Anesthesia machine connecting tube, the breathing circuit filter, L shape connector and connection wye are that expiration chamber and suction chamber are equipped in it
Double cavity structure.
10. two channel joint tracheal catheter respiratory system according to claim 9, it is characterised in that: the breath
Device includes first shell, is equipped with machine end in first shell one end, the first shell other end is equipped with patient end, the first shell
Intermediate position be greater than machine end and patient end, among first shell position be equipped with sucking gas filtration chamber, exhaled gas mistake
Filter chamber and gas sampling chamber are equipped with the first filter core in the sucking gas filtration chamber and exhaled gas filter chamber.
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| CN201721633675.5U CN208877604U (en) | 2017-11-29 | 2017-11-29 | Two channel joint tracheal catheter respiratory system |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107812292A (en) * | 2017-11-29 | 2018-03-20 | 天津市塑料研究所有限公司 | Two channel joint tracheal catheter respiratory system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107812292A (en) * | 2017-11-29 | 2018-03-20 | 天津市塑料研究所有限公司 | Two channel joint tracheal catheter respiratory system |
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Effective date of registration: 20191108 Address after: 300210 305-306, No. 11, lixinli, Lishui, Hexi District, Tianjin Patentee after: Yang Ming Address before: 300350, No. 24, Keda Road, TEDA (Jinnan) microelectronic industry zone, Tianjin, Jinnan Co-patentee before: Yang Ming Patentee before: Tianjin Plastics Research Institute |