CN103520817B - A kind of device preventing air flue from leaking gas when removing airway secretions - Google Patents
A kind of device preventing air flue from leaking gas when removing airway secretions Download PDFInfo
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- CN103520817B CN103520817B CN201310505492.5A CN201310505492A CN103520817B CN 103520817 B CN103520817 B CN 103520817B CN 201310505492 A CN201310505492 A CN 201310505492A CN 103520817 B CN103520817 B CN 103520817B
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- circular hole
- air flue
- way cock
- leaking gas
- airway secretions
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Abstract
The invention discloses a kind of device preventing air flue from leaking gas when removing airway secretions, comprise: be arranged on the connector between tracheal intubation and ventilating return, between nose cup and ventilating return or between nasal mask and ventilating return, described connector offering circular hole, being provided with one in the porch of described circular hole for closing the one-way cock of described circular hole.Compared with prior art, a kind of device preventing air flue from leaking gas when removing airway secretions provided by the present invention, when sputum aspirator tube or branchofiberoscope are from when inserting this circular hole inward outward, the inwall of circular hole is close to sputum aspirator tube or branchofiberoscope, ensure not occur gap between the two, circular hole arranges one-way cock, and is combined with convex ridge, the natural place state of convex ridge, for being close to circular hole, ensures that ventilation air flue is air tight.
Description
Technical field
The present invention relates to a kind of medical apparatus and instruments, in particular a kind of device that can prevent air flue from leaking gas when having and utilizing sputum aspirator tube or branchofiberoscope to remove airway secretions under wound or no-wound mechanical ventilation.
Background technology
The respiratory failure that the various cause of disease causes, need carry out invasive ventilation, even tracheal intubation, carry out Mechanical ventilation, to maintain vital sign patient, for the treatment of the cause of disease provides time enough.The Airway Care of During Mechanical Ventilation should be noted that two problems: the airway secretions of first process patient, when the patient of invasive ventilation does not effectively remove airway secretions by coughing, or when carrying out Invasive vent ilation, airway secretions need be aspirated clean by sputum aspirator tube or branchofiberoscope in time, otherwise these secretions can affect ventilatory effect, even can there is Ventilator Associated Pneumonia, affect therapeutic effect; It two is ensure airway pressure stable, especially for there is hypoxemia, even occurring adult respiratory distress syndrome and there is the patient of intrinsic positive end expiratory pressure, not only affects ventilatory effect, and there will be injury of lung as repeatedly leaked gas.
The method of carrying out airway secretions removing during current Mechanical ventilation has:
1) brief interruption mechanical ventilation, with sputum aspirator tube or branchofiberoscope along the secretions in tracheal intubation from the close-by examples to those far off air suction pipe intubate and air flue;
2) Mechanical ventilation is proceeded, a connector is inserted in tracheal intubation and ventilating return junction, this connector there is a diameter be about the aperture of 5mm, open this aperture, sputum aspirator tube or branchofiberoscope enter air flue and secretions from the close-by examples to those far off in air suction pipe intubate and air flue from this aperture;
3) Mechanical ventilation is proceeded, a connector is inserted in tracheal intubation and ventilating return junction, this connector connects a sack that can stretch, the built-in sputum aspirator tube of sack, sputum aspirator tube enters air flue and secretions from the close-by examples to those far off in air suction pipe intubate and air flue through the aperture of connector.
Above three kinds of methods all can not solve effectively to be removed airway secretions and ensures air flue gastight problem simultaneously, wherein, and the 1st, 2 kind of method exist the phenomenon of gas leakage; , also there is the phenomenon leaked air when changing sputum aspirator tube in the 3rd kind of method suction sputum poor effect simultaneously.
Therefore, prior art has yet to be improved and developed.
Summary of the invention
The technical problem to be solved in the present invention is, for the above-mentioned defect of prior art, provide a kind of device preventing air flue from leaking gas when removing airway secretions, during having wound or no-wound mechanical ventilation, under ensureing the gastight situation of air flue, effectively remove airway secretions.
The technical scheme that technical solution problem of the present invention adopts is as follows:
A kind of device preventing air flue from leaking gas when removing airway secretions, comprise: be arranged on the connector between tracheal intubation and ventilating return, between nose cup and ventilating return or between nasal mask and ventilating return, described connector offering circular hole, being provided with one in the porch of described circular hole for closing the one-way cock of described circular hole.
Preferably, described one-way cock is flexible check valve door.
Preferably, described one-way cock is hinged on the inner side of described connector, and opens or closes described circular hole in a rotating manner.
Preferably, described one-way cock is provided with convex ridge.
Preferably, the convex peak of described convex ridge is positioned at the center of described one-way cock.
Preferably, described convex ridge is the convex ridge be made up of elastomeric material.
Preferably, the inwall of described circular hole is provided with elastomeric layer.
Preferably, described elastomeric layer is provided with that at least three equidistant and the degree of depth is the crack of 1 ~ 3mm.
Preferably, the diameter of described circular hole is 3 ~ 10mm.
Beneficial effect of the present invention:
Compared with prior art, a kind of device preventing air flue from leaking gas when removing airway secretions provided by the present invention, when sputum aspirator tube or branchofiberoscope are from when inserting this circular hole inward outward, the inwall of circular hole is close to sputum aspirator tube or branchofiberoscope, ensure not occur gap between the two, circular hole arranges one-way cock, and is combined with convex ridge, the natural place state of convex ridge, for being close to circular hole, ensures that ventilation air flue is air tight.
When sputum aspirator tube or branchofiberoscope are from the outer circular hole of insertion inward, one-way cock passive open, when sputum aspirator tube or branchofiberoscope exit, one-way cock recovers the position of naturalness, again close this circular hole, thus the air flue that ensures to ventilate in whole removing airway secretions process is air tight.
Accompanying drawing explanation
The structural representation of the device preferred embodiment that Fig. 1 prevents air flue from leaking gas when to be that the present invention is a kind of remove airway secretions.
Detailed description of the invention
The invention provides a kind of device preventing air flue from leaking gas when removing airway secretions, for making object of the present invention, technical scheme and advantage clearly, clearly, developing simultaneously referring to accompanying drawing, the present invention is described in more detail for embodiment.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
A kind of device preferred embodiment preventing air flue from leaking gas when removing airway secretions provided by the present invention, as shown in Figure 1, the structural representation of the device preferred embodiment that Fig. 1 prevents air flue from leaking gas when to be that the present invention is a kind of remove airway secretions, described device comprises:
Be arranged on the connector 300 between tracheal intubation 100 and ventilating return 200, also can be the connector between nose cup and ventilating return or between nasal mask and ventilating return, this connector 300 is the T-shaped connection tube of threeway, comprise horizontal conduction pipe and the ventilating return port 330 being opened in conduction pipe sidepiece, conduction pipe two ends are respectively arranged with the first port 310 and the second port 320, wherein, the first port 310 is used to connect tracheal intubation, nose cup or nasal mask, and then accesses patient end; Second port 320 is then used to insertion sputum aspirator tube or branchofiberoscope (not shown) remains in the secretions on ventilation air flue inwall with removing; Ventilating return port 330 connects ventilating return 200(to be generally ventilating return pipe), for whole respiratory system provides a closed circuit.
Further, as shown in Figure 1, the second port 320 is a circular hole, is provided with an one-way cock 400 in circular hole porch, carries out air flue gas leakage when airway secretions is removed for closed circular hole to prevent sputum aspirator tube or branchofiberoscope by this circular hole.
In present pre-ferred embodiments, as shown in Figure 1, described one-way cock 400 is the inner sides being hinged on described connector 300, and open or close described circular hole in a rotating manner, for reaching better sealing effectiveness, described one-way cock 400 can be flexible check valve door, adopts quality of rubber materials to make.
Wherein, one-way cock 400 even more preferably in opening one-way valve, and one-way cock 400 in the raw time, be close to this circular hole in case leak-stopping gas, when sputum aspirator tube or branchofiberoscope are from when inserting this circular hole inward outward, due to External Force Acting, make one-way cock passive open; When sputum aspirator tube or branchofiberoscope exit, one-way cock recovers naturalness again, again closes this circular hole, thus the air flue that ensures to ventilate in whole removing airway secretions process is air tight.
Further, described one-way cock 400 is provided with convex ridge 410, specifically see Fig. 1.Wherein, the convex peak of described convex ridge 410 is positioned at the center of described one-way cock 400.The setting of convex ridge 410 is be further close encapsulation effect, when one-way cock 400 closes circular hole, now convex ridge 410 covers whole circular hole completely, and the surface of convex ridge 410 is the inner edges being close to circular hole, better can seal circular hole, ensure that ventilation air flue is air tight.
In present pre-ferred embodiments, in material selection, convex ridge even more preferably adopts elastomeric material, can be plastics, metal and other any materials with elasticity restorability energy, its reason is, elastomeric material, when doing hermetically-sealed construction, can reach good obturation effect, guarantee there will not be gap, avoids the phenomenon that leaks air.
In present pre-ferred embodiments, as shown in Figure 1, the inwall of circular hole also encloses elastomeric layer 321, when sputum aspirator tube or branchofiberoscope penetrate circular hole, the inwall of circular hole is close to sputum aspirator tube or branchofiberoscope, ensures circular hole and sputum aspirator tube or does not occur gap between circular hole and branchofiberoscope.For this reason, require in the aperture design of circular hole, its diameter range is 3 ~ 10mm, is generally the external diameter being slightly less than sputum aspirator tube or branchofiberoscope.
Further, described elastomeric layer 321 is provided with the crack (not shown) that at least three equidistant and degree of depth are 1 ~ 3mm, when sputum aspirator tube or branchofiberoscope insert circular hole, nature can be formed with elastomeric layer 321 to extrude, can reduce extruding for making sputum aspirator tube or branchofiberoscope when passing in and out circular hole to be obstructed, the setting in crack suitably can reduce crush resistance.
In sum, a kind of device preventing air flue from leaking gas when removing airway secretions provided by the present invention, comprise the connector be arranged between tracheal intubation and ventilating return, between nose cup and ventilating return or between nasal mask and ventilating return, described connector offering circular hole, being provided with one in the porch of described circular hole for closing the one-way cock of described circular hole.Compared with prior art, a kind of device preventing air flue from leaking gas when removing airway secretions provided by the present invention, when sputum aspirator tube or branchofiberoscope are from when inserting this circular hole inward outward, the inwall of circular hole is close to sputum aspirator tube or branchofiberoscope, ensure not occur gap between the two, circular hole arranges one-way cock, and is combined with convex ridge, the natural place state of convex ridge, for being close to circular hole, ensures that ventilation air flue is air tight.
Should be understood that, application of the present invention is not limited to above-mentioned citing, for those of ordinary skills, can be improved according to the above description or convert, and all these improve and convert the protection domain that all should belong to claims of the present invention.
Claims (4)
1. the device preventing air flue from leaking gas when removing airway secretions, comprise: be arranged on the connector between tracheal intubation and ventilating return, between nose cup and ventilating return or between nasal mask and ventilating return, it is characterized in that, described connector offering circular hole, being provided with one in the porch of described circular hole for closing the one-way cock of described circular hole;
Described connector is the T-shaped connection tube of threeway, comprise horizontal conduction pipe and the ventilating return port being opened in conduction pipe sidepiece, conduction pipe two ends are respectively arranged with the first port and the second port, wherein, described first port connects tracheal intubation, nose cup or nasal mask, described second port is a circular hole, and in order to insert sputum aspirator tube or branchofiberoscope, described ventilating return port connects ventilating return;
Described one-way cock is provided with convex ridge;
The convex peak of described convex ridge is positioned at the center of described one-way cock;
Described convex ridge is the convex ridge be made up of elastomeric material;
The inwall of described circular hole is provided with elastomeric layer;
Described elastomeric layer is provided with that at least three equidistant and the degree of depth is the crack of 1 ~ 3mm.
2. the device preventing air flue from leaking gas during removing airway secretions according to claim 1, is characterized in that, described one-way cock is flexible check valve door.
3. the device preventing air flue from leaking gas during removing airway secretions according to claim 1, is characterized in that, described one-way cock is hinged on the inner side of described connector, and opens or closes described circular hole in a rotating manner.
4. the device preventing air flue from leaking gas during removing airway secretions according to claim 1, is characterized in that, the diameter of described circular hole is 3 ~ 10mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310505492.5A CN103520817B (en) | 2013-10-24 | 2013-10-24 | A kind of device preventing air flue from leaking gas when removing airway secretions |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310505492.5A CN103520817B (en) | 2013-10-24 | 2013-10-24 | A kind of device preventing air flue from leaking gas when removing airway secretions |
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| Publication Number | Publication Date |
|---|---|
| CN103520817A CN103520817A (en) | 2014-01-22 |
| CN103520817B true CN103520817B (en) | 2016-01-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310505492.5A Active CN103520817B (en) | 2013-10-24 | 2013-10-24 | A kind of device preventing air flue from leaking gas when removing airway secretions |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106137105A (en) * | 2016-07-25 | 2016-11-23 | 郑友亮 | Bronchoscope auxiliary connecting device |
| CN110124190A (en) * | 2019-04-23 | 2019-08-16 | 付金涛 | A kind of closed multifunction conjunction |
Citations (6)
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| CN200951219Y (en) * | 2006-08-28 | 2007-09-26 | 攀枝花钢铁有限责任公司职工总医院 | Sealed type sputum sucking device |
| CN201329073Y (en) * | 2008-12-26 | 2009-10-21 | 成都恒瑞制药有限公司 | Circumfluence-prevention transfusion device |
| CN202179726U (en) * | 2011-08-01 | 2012-04-04 | 延边大学 | Closed type sputum suction apparatus |
| CN102813989A (en) * | 2011-06-08 | 2012-12-12 | 郑则广 | Device capable of guaranteeing airtightness of ventilating airway during airway secretion removal |
| CN102921085A (en) * | 2011-08-09 | 2013-02-13 | 郑则广 | Multifunctional non-invasive ventilation mask |
| CN203577084U (en) * | 2013-10-24 | 2014-05-07 | 广州医科大学附属第一医院 | Device for preventing airway from leaking air during removal of airway secretions |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002177378A (en) * | 2000-12-14 | 2002-06-25 | Chest M I Inc | Suction device for sputum in respiratory tract |
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2013
- 2013-10-24 CN CN201310505492.5A patent/CN103520817B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN200951219Y (en) * | 2006-08-28 | 2007-09-26 | 攀枝花钢铁有限责任公司职工总医院 | Sealed type sputum sucking device |
| CN201329073Y (en) * | 2008-12-26 | 2009-10-21 | 成都恒瑞制药有限公司 | Circumfluence-prevention transfusion device |
| CN102813989A (en) * | 2011-06-08 | 2012-12-12 | 郑则广 | Device capable of guaranteeing airtightness of ventilating airway during airway secretion removal |
| CN202179726U (en) * | 2011-08-01 | 2012-04-04 | 延边大学 | Closed type sputum suction apparatus |
| CN102921085A (en) * | 2011-08-09 | 2013-02-13 | 郑则广 | Multifunctional non-invasive ventilation mask |
| CN203577084U (en) * | 2013-10-24 | 2014-05-07 | 广州医科大学附属第一医院 | Device for preventing airway from leaking air during removal of airway secretions |
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| CN103520817A (en) | 2014-01-22 |
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