CN107174715A - A kind of multifunctional trachea catheter - Google Patents

A kind of multifunctional trachea catheter Download PDF

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Publication number
CN107174715A
CN107174715A CN201710469565.8A CN201710469565A CN107174715A CN 107174715 A CN107174715 A CN 107174715A CN 201710469565 A CN201710469565 A CN 201710469565A CN 107174715 A CN107174715 A CN 107174715A
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CN
China
Prior art keywords
cuff
catheter
pressure
baroceptor
gas
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201710469565.8A
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Chinese (zh)
Inventor
张建锋
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Jiangsu Taiyuan Medical Technology Co Ltd
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Jiangsu Taiyuan Medical Technology Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Jiangsu Taiyuan Medical Technology Co Ltd filed Critical Jiangsu Taiyuan Medical Technology Co Ltd
Priority to CN201710469565.8A priority Critical patent/CN107174715A/en
Publication of CN107174715A publication Critical patent/CN107174715A/en
Pending legal-status Critical Current

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Classifications

    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES 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
    • A61M16/00Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
    • A61M16/04Tracheal tubes
    • A61M16/0402Special features for tracheal tubes not otherwise provided for
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES 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
    • A61M16/00Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
    • A61M16/0003Accessories therefor, e.g. sensors, vibrators, negative pressure
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES 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
    • A61M16/00Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
    • A61M16/04Tracheal tubes
    • A61M16/0463Tracheal tubes combined with suction tubes, catheters or the like; Outside connections
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES 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
    • A61M16/00Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
    • A61M16/04Tracheal tubes
    • A61M16/0486Multi-lumen tracheal tubes
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES 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
    • A61M16/00Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
    • A61M16/04Tracheal tubes
    • A61M16/0488Mouthpieces; Means for guiding, securing or introducing the tubes
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES 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
    • A61M2202/00Special media to be introduced, removed or treated
    • A61M2202/02Gases
    • A61M2202/0208Oxygen
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES 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
    • A61M2210/00Anatomical parts of the body
    • A61M2210/10Trunk
    • A61M2210/1025Respiratory system
    • A61M2210/1032Trachea

Abstract

The present invention provides a kind of multifunctional trachea catheter, the tracheal catheter includes body, cuff and inflating catheter, the inflating catheter is arranged on the body, and the cuff is positioned close at the end opening of body first, and the first end is one end that the body inserts human airway;Wherein, the inflating catheter includes inflating catheter body, baroceptor and check valve, the baroceptor is arranged on the inflating catheter body with the check valve, feeder gives the cuff inflation/deflation by the check valve, and the baroceptor is used to sense and indicate the pressure inside the cuff.The present invention simply, promptly can be adjusted cuff pressure in 20cmH by baroceptor2O~30cmH2In O safe range, it is to avoid the gas leakage caused by cuff pressure is not up to standard, ventilatory effect is influenceed, or because of the exceeded influence tunica mucosa tracheae hemoperfusion of cuff pressure, the problems such as causing ischaemic, so make whole anaesthesia process safer.

Description

A kind of multifunctional trachea catheter
Technical field
The present invention relates to a kind of tracheal catheter, more particularly to a kind of multifunctional trachea catheter, belong to medical device technology neck Domain.
Background technology
It is well known that setting up the weight that artificial airway's type mechanical ventilation is the critical patient such as general anesthesia operation and treatment respiratory failure Measure is wanted, and in artificial airway's type mechanical ventilation is set up, the scientific management to conduit cuff is important step therein.Cuff Management is to ensureing effective ventilatory volume, preventing air flue gas leakage during mechanical ventilation, avoid oral secretion and gastric content from inhaling, prevent by mistake Gas by upper respiratory tract reflux, prevent there is very important meaning in terms of air flue mucosa injury.Therefore, on conduit inside cuff Pressure turns into the core point that cuff is managed.
At present, in clinical anesthesia work, after general anesthesia tracheae insertion tracheal catheter, it is tracheae by rule of thumb by Anesthetist to be all Conduit sleeve bag gas-filling, i.e., cuff pressure is determined according to the experience and sensation of Anesthetist, excessively relies on human factor. Patients with general anesthesia cuff for endotracheal catheter under-inflation can cause gas leakage, influence ventilatory effect, or even oral cavity endocrine occur, in stomach The thing that backflows enters air flue, and cuff pressure is too high influences tunica mucosa tracheae hemoperfusion, causes ischaemic, or even induces and burst Ulcer, bleeding and necrosis, severe patient can cause tracheoesophageal fistula, pull out after tracheal catheter patient in 24h and sore-throat, sound occur and neigh Mute, blood-stained sputum incidence is also higher.
The content of the invention
The purpose of the present invention provides a kind of multifunctional trachea catheter, and it can intuitively show whether cuff air pressure inside reaches Mark, prevent from bringing dangerous to patient because the not enough either pressure of intra-cuff pressure is excessive and injure, improve medical field treatment Security.
The present invention provides a kind of multifunctional trachea catheter, and the tracheal catheter includes body, cuff and inflating catheter, described Inflating catheter is arranged on the body, and the cuff is positioned close at the end opening of body first, and the first end is The body inserts one end of human airway;
Wherein, the inflating catheter includes inflating catheter body, baroceptor and check valve,
The baroceptor is arranged on the inflating catheter body with the check valve, and feeder passes through described Check valve gives the cuff inflation/deflation, and the baroceptor is used to sense and indicate the pressure inside the cuff.
Preferably, the baroceptor includes housing, cell apparatus, gas passage, gas pressure detector and signal lamp,
The cell apparatus, gas passage, gas pressure detector and signal lamp are arranged at the enclosure interior,
The cell apparatus is used to provide power supply for the baroceptor;
The gas passage is used to make to be circulated by the gas that the check valve is filled with;
The gas pressure detector is used to sense the air pressure size by the gas passage;
The signal lamp is used for the light that different colours are shown according to air pressure size.
Preferably, the inflating catheter also includes pilot balloon, the gas outlet of the pilot balloon and the gas passage Connection is set, and the pilot balloon is used to perceive the air pressure size by the gas passage.
Preferably, the signal lamp can show yellow, green or red signal lamp when normally using;
When the traffic light system is yellow, now the cuff internal pressure is not up to standard;
When the traffic light system is green, now the cuff internal pressure is up to standard;
When the traffic light system is red, now the cuff internal pressure is exceeded.
Preferably, the pressure when cuff pressure is not up to standard is less than 20cmH2O, the pressure when cuff pressure is up to standard Power is 20cmH2O~30cmH2O, the pressure when cuff pressure is exceeded is more than 30cmH2O。
Preferably, the baroceptor is diffusion silicon pressure sensor.
Preferably, the inner surface setting of the body has reinforced wire.
Preferably, inner surface spiral of the reinforced wire along body is set.
Preferably, the tracheal catheter also includes Catheter for sputum aspirating, Catheter for sputum aspirating and tracheal catheter integrally connected;Catheter for sputum aspirating Suction sputum mouthful be arranged between cuff and the end opening of body first.
Preferably, vacuum aspiration port is provided between phlegm outlet port and the suction sputum mouth of the Catheter for sputum aspirating, by pressing Vacuum aspiration port is stated to improve suction sputum effect;
The Catheter for sputum aspirating also includes capping, and the capping includes phlegm outlet port capping and vacuum aspiration port capping, phlegm outlet port Cover for being opened and closed phlegm outlet port, vacuum aspiration port capping is used for being opened and closed vacuum aspiration port, the phlegm outlet port capping and vacuum suction Mouth capping is connected in a series arrangement.
The multifunctional trachea catheter of the present invention has following advantageous effects:
1st, multifunctional trachea catheter of the invention is simple in construction, by baroceptor can it is simple, will promptly cover bag pressure Power is adjusted in 20cmH2O~30cmH2In O safe range, it is to avoid the gas leakage caused by cuff pressure is not up to standard, influence ventilation effect Really, or because of the exceeded influence tunica mucosa tracheae hemoperfusion of cuff pressure, the problems such as causing ischaemic, so make entirely to anaesthetize Cheng Gengjia safety.
2nd, the setting of the Catheter for sputum aspirating in multifunctional trachea catheter of the invention can both ensure the continuity that air flue is supported, Cause operating room air environment more high-quality again, the safer health of process for not only allowing patient to treat, and medical care can be protected Personal security health.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing There is the accompanying drawing used required in technology description to be briefly described, it should be apparent that, drawings in the following description are only used for solution Release the design of the present invention.
Fig. 1 is the structural representation of the multifunctional trachea catheter of the present invention;
Fig. 2 is the explosive view of the baroceptor of the multifunctional trachea catheter of the present invention;
Fig. 3 is the structural representation of the baroceptor of the multifunctional trachea catheter of the present invention.
Reference collects:
1st, body 2, body first end 3, cuff
4th, inflating catheter 41, inflating catheter body 42, baroceptor
421st, housing 422, cell apparatus 423, gas passage
424th, gas pressure detector 425, signal lamp 426, current blocked piece
43rd, check valve 44, pilot balloon 5, Catheter for sputum aspirating
51st, suction sputum mouthful 52, phlegm outlet port 53, vacuum aspiration port
54th, cover
Embodiment
To make the object, technical solutions and advantages of the present invention of greater clarity, with reference to embodiment and join According to accompanying drawing, the present invention is described in more detail.It should be understood that these descriptions are merely illustrative, and it is not intended to limit this hair Bright scope.In addition, in the following description, the description to known features and technology is eliminated, to avoid unnecessarily obscuring this The concept of invention.
The purpose of embodiments of the invention is intended to overcome the shortcomings of that existing tracheal catheter is present and defect, the purpose of the present invention It is to provide a kind of multifunctional trachea catheter, when Anesthetist is inflated to the cuff of tracheal catheter, gives and effectively point out, refer to Lead, being maintained at intra-cuff pressure can prevent because of the not enough either pressure mistake of intra-cuff pressure effectively in the range of closed airway It is big to bring dangerous with injuring to patient, improve the security of medical field treatment.
Fig. 1 is the structural representation of the multifunctional trachea catheter of the present invention, as shown in figure 1, embodiments of the invention are solution Certainly above mentioned problem is there is provided a kind of multifunctional trachea catheter, and the tracheal catheter includes body 1, cuff 3 and inflating catheter 4, inflation Conduit 4 is arranged on body 1, and cuff 3 is positioned close at the opening of body first end 2, and first end is that body 1 inserts human airway One end.Wherein, inflating catheter 4 includes inflating catheter body 41, baroceptor 42 and check valve 43, baroceptor 42 with Check valve 43 is arranged on inflating catheter body 41, and feeder gives the inflation/deflation of cuff 3, baroceptor by check valve 43 42 are used to sense and indicate the pressure inside cuff 3.And then, medical personnel can use feeder, for example:Inflate syringe, The inside inflation/deflation of cuff 3 is given by check valve 43.
It should be noted that from the point of view of gas flows through process, gas sequentially passes through check valve 43, baroceptor 42, The internal flow of inflating catheter body 41, is eventually arrived inside cuff 3, gives the inner inflatable of cuff 3.
Body 1 includes first end and the second end, and first end is one end that body 1 inserts human airway, and the second end is body 1 One end outside human airway.Cuff 3 includes bottom and top, and first end of the bottom than top from body 1 is closer to top Than bottom from body 1 the second end closer to.
Cuff 3 is positioned close to refer at the opening of body first end 2:The bottom of cuff 3 and the first end opening of body 1 Distance is 1cm-4cm.
In further embodiment of the present invention, Fig. 2 is quick-fried for the baroceptor of the multifunctional trachea catheter of the present invention Fried figure, Fig. 3 is the structural representation of the baroceptor of the multifunctional trachea catheter of the present invention, as shown in Figures 2 and 3, air pressure Sensor 42 includes housing 421, cell apparatus 422, gas passage 423, gas pressure detector 424 and signal lamp 425, cell apparatus 422nd, gas passage 423, gas pressure detector 424 are arranged inside housing 421 with signal lamp 425.Wherein, cell apparatus 422 For providing power supply for baroceptor 42, gas passage 423 is used to make it that the gas being filled with by check valve 43 is circulated, Gas pressure detector 424 is used to sense the air pressure size by gas passage 423, and signal lamp 425 for big according to air pressure The light of small display different colours, as shown in figure 3, dash area is the region that signal lamp 425 shows light.
As shown in Fig. 2 when using the baroceptor of the present invention, the current blocked piece 426 of the top only need to be removed, Using current blocked piece 426 is inserted into corresponding groove after finishing.
In a particular embodiment of the present invention, cell apparatus 422 uses button cell, simple and practical.Gas inside cuff 3 Pressure can be adjusted and be indicated by the check valve 43 and baroceptor 42 on inflating catheter 4.The air pressure transmission so set The air pressure of cuff 3 quickly and accurately can not only be adjusted to 20cmH by sensor 422O~30cmH2O (equivalent to 2Kpa~3Kpa) this Safe range, and the air pressure range of cuff 3 can be monitored in real time, having evaded common tracheal catheter accurately can not indicate or monitor cuff The drawbacks of 3 air pressure.
Preferably, consider in order to the safety to patient, the inflating catheter 4 in the present invention can also include pilot balloon 44, the pilot balloon 44 connects setting with the gas outlet of gas passage 423, and the pilot balloon 44 passes through gas passage for perception Air pressure size in 423, has booster action for the monitoring internal pressure size of cuff 3.During pilot balloon 44 is specifically played Between connector effect, feeder inflated by check valve 43 to pilot balloon 44.Check valve 43 includes air outlet, outlet Port is connected by inflating catheter body 41 with baroceptor 42, is connected after baroceptor 42 and is set pilot balloon 44, Check valve 43 also includes air inlet port, and feeder alignment air inlet port is inflated to cuff 3.Check valve 43 also includes the first pipe Road, sealed valve and spring, sealed valve and spring are arranged in the first pipeline, and the first pipeline has in the first internal diameter and second Footpath.When sealed valve is located at the first inner radius of the first pipeline, the first internal diameter of the size of sealed valve and the first pipeline Match somebody with somebody, prevent check valve 43 from air inlet and outlet;When sealed valve is located at the second inner radius of the first pipeline, the chi of sealed valve Very little the second internal diameter for being less than the first pipeline, makes have gap, check valve 43 between sealed valve and the second internal diameter of the first pipeline Being capable of air inlet and outlet.After artificial force, gas is by air inlet port sealed valve from the first inner radius of the first pipeline Shift the second inner radius of the first pipeline onto, gap of the gas between sealed valve and the second internal diameter of the first pipeline, which enters, to be filled Airway 4, and then inflated to cuff 3;At the end of inflation, remove feeder, sealed valve in the presence of the elastic force of spring, Shift the first inner radius of the first pipeline onto from the second inner radius of the first pipeline, air inlet port is firmly sealed, prevent cuff 3 from leaking Gas.
In the present embodiment, when medical personnel need to use tracheal catheter to be applied general anaesthetic to patient, at this moment generally requiring makes Inflated with feeder by the check valve 43 on inflating catheter 4 to cuff 3.Inflated with continuous, the pressure in cuff 3 is continuous Change, increase, with the change of pressure, baroceptor 42 will indicate the pressure size situation in cuff 3.Air pressure sensing Device 42 provides a foundation for judging whether inflation is qualified, up to standard that is visual, can sensing for medical personnel, it is to avoid because of cuff 3 Gas leakage caused by insufficient pressure, influences ventilatory effect, or even oral cavity endocrine, the thing that backflows in stomach occurs and enter the wind of air flue Danger, the dangerous appearance such as ischaemic, bleeding and necrosis, tracheoesophageal fistula caused by preventing the hypertonia of cuff 3 possible.
The gas outlet of inflating catheter 4 in the present embodiment is connected with baroceptor 42, pilot balloon 44, cuff 3 respectively, Feeder is inflated simultaneously by check valve 43 to pilot balloon 44 and cuff 3, has baroceptor 42 and cuff 3 identical Pressure.Because the pressure size in baroceptor 42 is equal with the pressure size in cuff 3, medical personnel just can be with Know whether the pressure size in cuff 3 suits the requirements by checking the size of the pressure of baroceptor 42, reach requirement, overcome Doctor can only be with feeling and experience judge whether cuff 3 inflates appropriate blindness.
Further, signal lamp 425 is provided with baroceptor 42, when the gas being filled with by the air outlet of check valve 43 When body flows through the gas passage 423 inside baroceptor 42, gas pressure detector 424 can be sensed inside gas passage 423 in real time Air pressure size, and then air pressure control panel inside baroceptor 42 can control signal lamp 425 shown according to air pressure size The light of different colours.
Signal lamp 425 can show yellow, green or red signal lamp when normally using, when signal lamp 425 is shown During for yellow, now show that the internal pressure of cuff 3 is not up to standard;When signal lamp 425 is shown in green, now show in cuff 3 Portion's pressure is up to standard;When signal lamp 425 is shown in red, now show that the internal pressure of cuff 3 is exceeded.That is, using During the multifunctional trachea catheter of the present invention, the color of observation signal lamp 425, doctor are only needed it is known that pressure is in cuff 3 It is no to meet standard.When signal lamp 425 is shown in green, illustrate that pressure is up to standard in cuff 3.Now, the pressure in cuff 3 Both can effectively closed airway, and not higher than tunica mucosa tracheae capillary perfusion pressure, can also prevent airway mucus ischemia injury and The complication such as tracheostenosis after tracheoesophageal fistula, tube drawing.
The pressure when pressure of cuff 3 is not up to standard is less than 20cmH2O, the pressure when pressure of cuff 3 is up to standard is 20cmH2O~ 30cmH2O, the pressure when pressure of cuff 3 is exceeded is more than 30cmH2O.Pressure is 20cmH in cuff 32O~30cmH2During O, both The gas leakage between tracheal catheter and tracheal wall can be blocked, the blood circulation of tracheal mucosa will not be impacted again.
When signal lamp 425 is shown as yellow, illustrate that the pressure of cuff 3 is less than 20cmH2O is, it is necessary to continue to inflate to cuff 3; When signal lamp 425 is shown in green, illustrate the pressure of cuff 3 in 20cmH2O~30cmH2Between O, now the pressure of cuff 3 is Suitable, without being further continued for inflation;When signal lamp 425 is shown in red, illustrate the pressure of cuff 3 more than 30cmH2O。
In the present embodiment, preferably, baroceptor 42 can be a diffusion silicon pressure sensor.The diffusion silicon Pressure sensor be using monocrystalline silicon as matrix, by high-precision IC to signal enhanced processing, compensate again, output control again, use Advanced ion implantation technology and miromaching, have been made the silicon-sensitive with resistance bridge and precision mechanics structure Element.Acted on by measuring pressure by pressure interface on silicon-sensitive element, realize pressing force and the linear of output signal turns Change, compensate for the temperature performance of sensing element by rear class microprocessor chip and do pressure calibration, can be by LCD or LED Mode shows actual pressure size.
The inner surface setting of the body 1 of the tracheal catheter of the present invention has reinforced wire (not shown), and the reinforced wire is to pipe Body 1 serves supporting role, strengthens the diametric intensity of body 1, keeps the unimpeded of the passage of body 1.
It is preferred that inner surface spiral of the above-mentioned reinforced wire along body 1 is set, spiral way can play preferably support and make With.
The tracheal catheter of the present invention also includes Catheter for sputum aspirating 5, Catheter for sputum aspirating 5 and tracheal catheter integrally connected.Catheter for sputum aspirating 5 Suction sputum mouthfuls 51 be arranged on cuff 3 and between body first end 2 is open, as shown in Figure 1.Practice have shown that in anaesthesia process, people In body air flue, on the top of cuff 3, seldom, long-pending phlegm or secretion, which are mainly, concentrates on body 1 first for product phlegm or secretion Hold at 2 openings between cuff 3, therefore position as suction sputum mouthful 51 is set advantageously in the secretion in attraction air flue.
Insertion inside and outside Catheter for sputum aspirating 5, can fully attract the secretion in air flue, when also can avoid usually suction sputum, sputum aspirator tube The damage to air flue is passed in and out repeatedly.During suction sputum, without disconnecting breathing circuit, the continuity of air flue oxygen supply can guarantee that.
Vacuum aspiration port 53 is provided between phlegm outlet port 52 and the suction sputum mouth 51 of Catheter for sputum aspirating 5, is inhaled by pressing negative pressure Draw mouth 53 to improve suction sputum effect.Catheter for sputum aspirating 5 also includes capping 54, and the capping 54 includes phlegm outlet port and covered and vacuum aspiration port Capping, phlegm outlet port is covered for being opened and closed phlegm outlet port 52, and vacuum aspiration port capping is used for being opened and closed vacuum aspiration port 53.
When needing suction sputum, the capping of vacuum aspiration port 53 and the capping of phlegm outlet port 52 are opened, then to vacuum aspiration port 53 are pressed, and carry out suction sputum.When not needing suction sputum, the capping of vacuum aspiration port 53 and the capping of phlegm outlet port 52 are covered, The sanitation and hygiene of Catheter for sputum aspirating 5 are kept, pollution is prevented.
Capping 54 can be wholely set with the vacuum aspiration port 53 and phlegm outlet port 52 of Catheter for sputum aspirating 5 or individually Into lid, this can according to circumstances be determined, be not unique, it will be appreciated by those skilled in the art that and expecting.At this In invention, preferably phlegm outlet port capping and vacuum aspiration port capping series connection are wholely set.
Herein, the aperture of Catheter for sputum aspirating 5 is the general standard aperture of medical science, is conducive to directly attracting in patient airway Secretion.
Meanwhile, Catheter for sputum aspirating 5 causes in inhalation anesthesia, can in the case where not turning off breathing circuit suction sputum, can be big The big air pollution for reducing inhalation anesthetic to operating room, there is very big protection to medical worker.
The present invention, simple, rapid can be adjusted gasbag pressure in 20cmH by baroceptor 422O~30cmH2O's Safe range, greatly reduces the generation of complication, so that whole anaesthesia process is safer, preferably protects patient.With this Meanwhile, the setting of the phlegm outlet port 52 and vacuum aspiration port 53 of Catheter for sputum aspirating 5, when preferably avoiding usually suction sputum, sputum aspirator tube is repeatedly Pass in and out the damage to air flue.During suction sputum, without disconnecting breathing circuit, the continuity of air flue oxygen supply can guarantee that.During inhalation anesthesia, no Suction sputum in the case of breathing circuit is disconnected, air pollution of the inhalation anesthetic to operating room can be greatly reduced, had to medical worker Very big protection.
Finally it should be noted that various embodiments above is merely illustrative of the technical solution of the present invention, rather than its limitations;To the greatest extent The present invention is described in detail with reference to foregoing embodiments for pipe, it will be understood by those within the art that:Its according to The technical scheme described in foregoing embodiments can so be modified, or which part or all technical characteristic are entered Row equivalent substitution;And these modifications or replacement, the essence of appropriate technical solution is departed from various embodiments of the present invention technology The scope of scheme.

Claims (10)

1. a kind of multifunctional trachea catheter, it is characterised in that the tracheal catheter includes body, cuff and inflating catheter, described Inflating catheter is arranged on the body, and the cuff is positioned close at the end opening of body first, and the first end is The body inserts one end of human airway;
Wherein, the inflating catheter includes inflating catheter body, baroceptor and check valve,
The baroceptor is arranged on the inflating catheter body with the check valve, and feeder passes through described unidirectional Valve gives the cuff inflation/deflation, and the baroceptor is used to sense and indicate the pressure inside the cuff.
2. multifunctional trachea catheter according to claim 1, it is characterised in that the baroceptor includes housing, electricity Pool device, gas passage, gas pressure detector and signal lamp,
The cell apparatus, gas passage, gas pressure detector and signal lamp are arranged at the enclosure interior,
The cell apparatus is used to provide power supply for the baroceptor;
The gas passage is used to make to be circulated by the gas that the check valve is filled with;
The gas pressure detector is used to sense the air pressure size by the gas passage;
The signal lamp is used for the light that different colours are shown according to air pressure size.
3. multifunctional trachea catheter according to claim 2, it is characterised in that the inflating catheter also includes indicating gas Capsule, the pilot balloon connects setting with the gas outlet of the gas passage, and the pilot balloon, which is used to perceive, passes through the gas Air pressure size in body passage.
4. multifunctional trachea catheter according to claim 2, it is characterised in that the signal lamp can show in normal use Yellow, green or red signal lamp are shown;
When the traffic light system is yellow, now the cuff internal pressure is not up to standard;
When the traffic light system is green, now the cuff internal pressure is up to standard;
When the traffic light system is red, now the cuff internal pressure is exceeded.
5. multifunctional trachea catheter according to claim 4, it is characterised in that the pressure when cuff pressure is not up to standard For less than 20cmH2O, the pressure when cuff pressure is up to standard is 20cmH2O~30cmH2O, when the cuff pressure is exceeded Pressure is more than 30cmH2O。
6. multifunctional trachea catheter according to claim 1, it is characterised in that the baroceptor is diffused-silicon pressure Sensor.
7. multifunctional trachea catheter according to claim 1, it is characterised in that the inner surface setting of the body has reinforcement Silk.
8. multifunctional trachea catheter according to claim 7, it is characterised in that interior table of the reinforced wire along the body Surface helix is set.
9. multifunctional trachea catheter according to claim 1, it is characterised in that the tracheal catheter is also led including suction sputum Pipe, the Catheter for sputum aspirating and the tracheal catheter integrally connected;
The suction sputum mouthful of the Catheter for sputum aspirating is arranged between the cuff and the end opening of the body first.
10. multifunctional trachea catheter according to claim 9, it is characterised in that the Catheter for sputum aspirating phlegm outlet port and Vacuum aspiration port is provided between suction sputum mouthful, suction sputum effect is improved by pressing the vacuum aspiration port;
The Catheter for sputum aspirating also includes capping, and the capping includes phlegm outlet port capping and vacuum aspiration port capping, phlegm outlet port capping For being opened and closed phlegm outlet port, vacuum aspiration port capping is used for being opened and closed vacuum aspiration port, the phlegm outlet port capping and vacuum aspiration port envelope Lid is connected in a series arrangement.
CN201710469565.8A 2017-06-20 2017-06-20 A kind of multifunctional trachea catheter Pending CN107174715A (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108410721A (en) * 2018-01-24 2018-08-17 环境保护部南京环境科学研究所 It is a kind of can continuous sampling chemicals constant-temperatureanaerobic anaerobic decomposition apparatus
CN108578863A (en) * 2018-05-17 2018-09-28 黄立宁 A kind of cuff pressure intelligence control system

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Application publication date: 20170919