CN103127595B - Warm and humid exchanger - Google Patents
Warm and humid exchanger Download PDFInfo
- Publication number
- CN103127595B CN103127595B CN201110379629.8A CN201110379629A CN103127595B CN 103127595 B CN103127595 B CN 103127595B CN 201110379629 A CN201110379629 A CN 201110379629A CN 103127595 B CN103127595 B CN 103127595B
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- surrounding wall
- housing
- warm
- receiving space
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Abstract
A kind of warm and humid exchanger, comprises a housing and and filters the wet unit of storage.Housing has a surrounding wall, respiratory gas interface, an oxygen interface and an adjustable stoma unit, surrounding wall defines a receiving space, respiratory gas interface is located at surrounding wall and is defined the first passage that is communicated with the environment outside receiving space and housing, oxygen interface is located at surrounding wall and is defined the second channel that is communicated with the environment outside receiving space and housing, adjustable stoma unit is located at surrounding wall and is comprised a passage being formed at surrounding wall to be communicated with the environment outside receiving space and housing, and passage is controllably opened or closed.Filter the wet unit housing of storage in receiving space, and do not intercept passage and first passage.Not enough air capacity can be supplemented by opening passage.
Description
Technical field
The present invention relates to a kind of medical supplies, particularly relate to a kind of warm and humid exchanger connecting autogenous cutting pipe and use.
Background technology
The patient of general installation autogenous cutting pipe needs to utilize warm and humid exchanger to carry out impurity in filtering gas and the gas storage dampness of being breathed out by patient itself and steam usually, with to the gas humidification sucked and heat, avoids the gas sucked to cause discomfort to human body.
After the filter material in warm and humid exchanger uses a period of time, because tracheal secretion blocking filter material, makes to be diminished by the air mass flow of filter material, the inspiration capacity of patient so can be caused not enough, change warm and humid exchanger in time if fail, the danger that patient suffocates may be caused.
But, because medical personnel are usual extremely busy commonplace, the sufficient time is not sometimes had to change warm and humid exchanger, so how to provide the buffer time changing warm and humid exchanger, to ensure patient safety and to facilitate medical personnel to arrange to change the time of warm and humid exchanger, still for needing the problem solved.
Summary of the invention
The object of this invention is to provide a kind of warm and humid exchanger can postponing replacing construction.
Warm and humid exchanger of the present invention, comprises: a housing and a wet unit of filtration storage; This housing has a surrounding wall, a respiratory gas interface and an oxygen interface, this surrounding wall defines a receiving space, this respiratory gas interface is located at this surrounding wall and is defined the first passage that is communicated with the environment outside this receiving space and this housing, and this oxygen interface is located at this surrounding wall and is defined the second channel that is communicated with the environment outside this receiving space and this housing; It is characterized in that: this housing also has an adjustable stoma unit, this adjustable stoma unit is located at this surrounding wall and is comprised a passage being formed at this surrounding wall to be communicated with the environment outside this receiving space and this housing, and this passage is controllably opened or closed; The wet unit housing of this filtration storage in this receiving space, and does not intercept this passage and this first passage.
Beneficial effect of the present invention is: can supplement not enough air capacity by opening passage, can strive for the buffer time changing warm and humid exchanger, having ample time change warm and humid exchanger to make medical personnel.
Accompanying drawing explanation
Fig. 1 is the axonometric chart of the warm and humid exchanger that a preferred embodiment of the present invention is described;
Fig. 2 is the three-dimensional exploded view that this preferred embodiment and an oxygen conveying pipe are described;
Fig. 3 illustrates a housing of this preferred embodiment and the axonometric chart of a filter material;
Fig. 4 is the three-dimensional exploded view that this housing is described;
Fig. 5 is the rear view of Fig. 4;
Fig. 6 is the schematic diagram that the state that a passage of this preferred embodiment is closed is described; And
Fig. 7 is the schematic diagram that the state that a passage of this preferred embodiment is opened is described.
Detailed description of the invention
For above-mentioned purpose of the present invention, feature and advantage can be become apparent, below in conjunction with accompanying drawing, the specific embodiment of the present invention is elaborated.First it should be noted that, the present invention is not limited to following detailed description of the invention, and the spirit that those skilled in the art should embody from following embodiment is to understand the present invention, and each technical term can do the most wide in range understanding based on spirit of the present invention.In figure, same or analogous component uses the same reference numerals to represent.
Consult Fig. 1, Fig. 2 and Fig. 3, the warm and humid exchanger of a preferred embodiment of the present invention is applicable to connection one oxygen conveying pipe 9 and an autogenous cutting pipe (not shown), the warm and humid exchanger 100 of this preferred embodiment comprises a housing 1 and a wet unit of filtration storage, and filtration is stored up the unit that wets and comprised two filter materials 2.
Housing 1 has a surrounding wall 3, respiratory gas interface 4, oxygen interface 5 and an adjustable stoma unit.Surrounding wall 3 in a tubular form and define a receiving space 31 and be positioned at two ports 32 of opposite end.Two filter materials 2 relatively and be positioned at receiving space 31 at intervals, and to be filled in surrounding wall 3 and respectively near two port 32 places.Respiratory gas interface 4 is located at surrounding wall 3 and is defined the first passage 41 that is communicated with the environment outside receiving space 31 and housing 1.Respiratory gas interface 4 in order to connect the joint of autogenous cutting pipe, such as 15ID joint (inner ring of joint is 15mm).Oxygen interface 5 is located at surrounding wall 3 and is defined the second channel 51 that is communicated with the environment outside receiving space 31 and housing 1.Oxygen interface 5 is in order to connect oxygen conveying pipe 9.Respiratory gas interface 4 and oxygen interface 5 are oppositely arranged and between two filter materials 2.In addition, housing 1 also has a training wall 11, multiple limited block 12 and a joint limiting section 13.Training wall 11 to be connected to inside surrounding wall 3 and relative with oxygen interface 5 and by the gas point both sides that entered by oxygen interface 5 towards two filter material 2 direction water conservancy diversion, and chien shih two filter material 2 that training wall 11 and respiratory gas interface 4 are positioned at two filter materials 2 keeps interval.Multiple limited block 12 is distributed in two port 32 places and is protruded out toward receiving space 31 from surrounding wall 3, in order to by spacing for filter material 2, prevents filter material 2 from deviating from housing 1.Joint limiting section 13 is connected between respiratory gas interface 4 and training wall 11, at the present embodiment, joint limiting section 13 is made up of two relative rank portions, in order to prevent autogenous cutting pipe joint inserted dark and cause humidifying bad and change warm and humid exchanger 100 time not easily separate autogenous cutting pipe joint.
Consult Fig. 1, Fig. 4 and Fig. 5, adjustable stoma unit is located at surrounding wall 3 and is comprised one and convexedly stretches in surrounding wall 3 and ringwise mount pad 6, knob 7 and one are formed at the passage 8 of surrounding wall 3, and passage 8 is positioned at the scope that mount pad 6 encloses encirclement, in order to be communicated with receiving space 31 and the environment outside housing 1.In the present embodiment, oxygen interface 5 is positioned at the axle center place of mount pad 6 and is protruded out outward by surrounding wall 3, that is, mount pad 6 is that axle center is positioned at the opposite side of respiratory gas interface 4 around oxygen interface 5 with oxygen interface 5, and passage 8 is also relative with respiratory gas interface 4 between oxygen interface 5 with mount pad 6, in addition, be the clearance space of two filter materials 2 between passage 8 and first passage 41, so filter material 2 (filtering the wet unit of storage) does not intercept passage 8 and first passage 41.Knob 7 has one and is combined with mount pad 6 rotationally and 71, one, ringwise joint portion catch 72 and a hollow-out parts 73, catch 72 extends toward center and controllably blocks passage 8 inside joint portion 71, and define a central perforation 74 and stretch through with oxygen interface 5, hollow-out parts 73 is formed at catch 72, and hollow-out parts 73 can expose the whole of passage 8, that is the shape of hollow-out parts 73 is roughly corresponding with passage 8 and be not less than passage 8.Specifically, knob 7 is incorporated into mount pad 6 rotationally, oxygen interface 5 stretches through out catch 72 to connect oxygen conveying pipe 9 by central perforation 74, and knob 7 can with oxygen interface 5 for axle center rotates, and catch 72 and hollow-out parts 73 also together with rotate, when catch 72 blocks passage 8 completely, close (consulting Fig. 6) by passage 8, when catch 72 does not block passage 8 completely, open (consulting Fig. 7) by passage 8, the part that passage 8 is unlocked can communicate with the environment outside housing 1, and the scope that the size that catch 72 blocks passage 8 can be ventilated to control passage 8 can be utilized, when catch 72 does not block passage 8, passage 8 is opened completely and has maximum ventilated scope.That is, when hollow-out parts 73 turn to overlap with passage 8 and expose passage 8 whole time, namely be that catch 72 is not when blocking passage 8 completely, if hollow-out parts 73 only has part to overlap with passage 8, namely the part that then passage 8 does not overlap with hollow-out parts 73 is blocked by catch 72, passage 8 is made to only have the part overlapped with hollow-out parts 73 to ventilate, therefore, passage 8 can be controlled by turning knob 7 to open or close, and the size (scope that can ventilate) of passage 8 unlatching can be controlled.The mode that control passage 8 is opened or closed is also by arranging valve to reach, and that is catch also can be arranged with valve version, is not limited with the present embodiment.
When using warm and humid 100 initial stage of exchanger, passage 8 can be closed, patient can be drawn the air in environment by the two-port 32 of surrounding wall 3, air flow through filter material 2 humidification heat after with the oxygen mix being inputted receiving space 31 by oxygen interface 5, then enter autogenous cutting pipe by the first passage 41 that respiratory gas interface 4 defines and suck human body.After use warm and humid exchanger 100 a period of time, if filter material 2 is caused the air mass flow in autogenous cutting pipe not enough by tracheal secretion Partial Blocking, and medical personnel are not when also having grace time to change warm and humid exchanger 100, medical personnel can first open passage 8, make the air outside housing 1 can by passage 8 directly with the air flowing through filter material 2 and the oxygen mix inputted by oxygen interface 5, then enter first passage 41 with the air capacity of supplementary deficiency.The buffer time changing warm and humid exchanger 100 can be striven for by this, have ample time to make medical personnel and change warm and humid exchanger 100.
In sum, not enough air capacity can be supplemented by opening passage 8, the buffer time changing warm and humid exchanger 100 can be striven for, have ample time to make medical personnel and change warm and humid exchanger 100.
Below preferred embodiment of the present invention has been described in detail, but it will be appreciated that, after having read above-mentioned teachings of the present invention, those skilled in the art can make various changes or modifications the present invention, and these equivalent form of values fall within the application's appended claims limited range equally.
Claims (9)
1. a warm and humid exchanger, comprises: a housing and a wet unit of filtration storage; This housing has a surrounding wall, a respiratory gas interface and an oxygen interface, this surrounding wall defines a receiving space, this respiratory gas interface is located at this surrounding wall and is defined the first passage that is communicated with the environment outside this receiving space and this housing, and this oxygen interface is located at this surrounding wall and is defined the second channel that is communicated with the environment outside this receiving space and this housing; It is characterized in that: this housing also has an adjustable stoma unit, this adjustable stoma unit is located at this surrounding wall and is comprised a passage being formed at this surrounding wall to be communicated with the environment outside this receiving space and this housing, and this passage is controllably opened or closed and can control the size of this passage unlatching; The wet unit housing of this filtration storage in this receiving space, and does not intercept this passage and this first passage.
2. warm and humid exchanger as claimed in claim 1, is characterized in that: this adjustable stoma unit also comprises the catch that controllably blocks this passage; When this catch blocks this passage completely, this passage is closed; When this catch does not block this passage completely, this passage is opened.
3. warm and humid exchanger as claimed in claim 2, it is characterized in that: this adjustable stoma unit also comprises one and convexedly stretches in this surrounding wall and ringwise mount pad and a knob, and this passage is positioned at the scope that this installation seat ring surrounds, this knob have one rotationally with the joint portion that this mount pad is combined, and this catch is connected to this joint portion and rotates with this joint portion.
4. warm and humid exchanger as claimed in claim 3, is characterized in that: this joint portion ringwise and this catch extend toward center inside this joint portion; This knob also has the hollow-out parts that is formed at this catch, and this hollow-out parts can expose the whole of this passage.
5. warm and humid exchanger as claimed in claim 4, is characterized in that: this oxygen interface is positioned at the axle center place of this mount pad and is protruded out outward by this surrounding wall, and this catch defines a central perforation stretches through for this oxygen interface.
6. warm and humid exchanger as claimed in claim 1, it is characterized in that: the wet unit of this filtration storage comprises two filter materials, relatively and be positioned at this receiving space at intervals, this respiratory gas interface and this oxygen interface are oppositely arranged and between these two filter materials these two filter materials; This housing also has a training wall be connected to inside this surrounding wall, and this training wall is relative with this oxygen interface and by the gas point both sides that entered by this oxygen interface towards these two filter material direction water conservancy diversion.
7. warm and humid exchanger as claimed in claim 6, is characterized in that: this housing also has a joint limiting section be connected between this respiratory gas interface and this training wall.
8. warm and humid exchanger as claimed in claim 6, is characterized in that: in a tubular form and define two ports being positioned at opposite end, and these two filter materials to be filled in this surrounding wall and respectively near these two ports this surrounding wall.
9. warm and humid exchanger as claimed in claim 8, is characterized in that: this housing also has multiple limited block, and described limited block is distributed in these two ports and is protruded out toward this receiving space from this surrounding wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110379629.8A CN103127595B (en) | 2011-11-25 | 2011-11-25 | Warm and humid exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110379629.8A CN103127595B (en) | 2011-11-25 | 2011-11-25 | Warm and humid exchanger |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103127595A CN103127595A (en) | 2013-06-05 |
| CN103127595B true CN103127595B (en) | 2015-08-19 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110379629.8A Active CN103127595B (en) | 2011-11-25 | 2011-11-25 | Warm and humid exchanger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103127595B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105920711B (en) * | 2016-06-23 | 2018-09-11 | 湖南明康中锦医疗科技发展有限公司 | A kind of empty oxygen gas mixture road and lung ventilator and method for lung ventilator |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE202004004633U1 (en) * | 2004-03-25 | 2004-05-27 | Schmid, Herbert | Respiratory medical filter for patient with spontaneous breathing and requiring tracheotomy has housing sections directed towards patient neck |
| CN1878589A (en) * | 2003-11-10 | 2006-12-13 | 哈德逊呼吸护理有限公司 | Moisture-heat exchanger unit |
| CN201036655Y (en) * | 2007-05-21 | 2008-03-19 | 赵洁 | Tracheal intubation sealing tube shield |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU2000277264A1 (en) * | 2000-09-27 | 2002-04-08 | Steven L. Ryder | Heat-moisture exchanger and nebulization device |
| US7594509B2 (en) * | 2005-01-18 | 2009-09-29 | Teleflex Medical Incorporated | Heat and moisture exchange device for respiratory therapy |
-
2011
- 2011-11-25 CN CN201110379629.8A patent/CN103127595B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1878589A (en) * | 2003-11-10 | 2006-12-13 | 哈德逊呼吸护理有限公司 | Moisture-heat exchanger unit |
| DE202004004633U1 (en) * | 2004-03-25 | 2004-05-27 | Schmid, Herbert | Respiratory medical filter for patient with spontaneous breathing and requiring tracheotomy has housing sections directed towards patient neck |
| CN201036655Y (en) * | 2007-05-21 | 2008-03-19 | 赵洁 | Tracheal intubation sealing tube shield |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103127595A (en) | 2013-06-05 |
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