CN112354058A - Anesthesia volume reduction mask - Google Patents
Anesthesia volume reduction mask Download PDFInfo
- Publication number
- CN112354058A CN112354058A CN202011165454.6A CN202011165454A CN112354058A CN 112354058 A CN112354058 A CN 112354058A CN 202011165454 A CN202011165454 A CN 202011165454A CN 112354058 A CN112354058 A CN 112354058A
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- China
- Prior art keywords
- mask
- air bag
- anesthesia
- volume
- volume reduction
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- 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.)
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- 206010002091 Anaesthesia Diseases 0.000 title claims abstract description 46
- 230000037005 anaesthesia Effects 0.000 title claims abstract description 46
- 238000011038 discontinuous diafiltration by volume reduction Methods 0.000 title claims abstract description 42
- 238000007789 sealing Methods 0.000 claims abstract description 15
- 230000003444 anaesthetic effect Effects 0.000 claims description 32
- 238000009423 ventilation Methods 0.000 abstract description 14
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 abstract description 8
- 230000007547 defect Effects 0.000 abstract description 5
- 208000003826 Respiratory Acidosis Diseases 0.000 abstract description 4
- 238000009825 accumulation Methods 0.000 abstract description 4
- 229910002092 carbon dioxide Inorganic materials 0.000 abstract description 4
- 239000001569 carbon dioxide Substances 0.000 abstract description 4
- 238000005399 mechanical ventilation Methods 0.000 description 19
- 239000007789 gas Substances 0.000 description 8
- 238000002695 general anesthesia Methods 0.000 description 7
- 239000012528 membrane Substances 0.000 description 4
- 230000007012 clinical effect Effects 0.000 description 2
- 239000002906 medical waste Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000029058 respiratory gaseous exchange Effects 0.000 description 2
- 238000001949 anaesthesia Methods 0.000 description 1
- 239000003994 anesthetic gas Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003467 diminishing effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000001815 facial effect Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 230000000241 respiratory effect Effects 0.000 description 1
- 230000002269 spontaneous effect Effects 0.000 description 1
Images
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
- A61M16/06—Respiratory or anaesthetic masks
Abstract
An anesthesia volume reduction mask relates to the field of medical anesthesia instruments. The anesthesia mask aims to solve the problem that the existing anesthesia mask cannot overcome the defect that the NPPV is continuously implemented to cause serious repeated gas inhalation, the volume of the anesthesia mask is generally 200-300 ml, and airway dead space formed by the volume of the anesthesia mask can account for about one third of ventilation volume when the anesthesia mask is used, so that carbon dioxide accumulation in the mask is easily caused, and respiratory acidosis occurs to a patient. The mask comprises a mask body and is characterized in that a layer of sealing cushion is arranged at the edge of the bottom of the mask body, a volume reduction air bag is attached to the inner surface of the mask body, a circular through hole is formed in the lower portion of the outer surface of the mask body, an air bag inflation valve is arranged on the lower portion of the outer surface of the volume reduction air bag, the inflation end of the air bag inflation valve penetrates through the circular through hole in the outer surface of the mask body, and. The invention is suitable for the field of medical anesthesia apparatuses.
Description
Technical Field
The invention relates to the field of medical anesthesia apparatuses, in particular to an anesthesia volume-reducing mask.
Background
During mechanical ventilation under general anesthesia, non-invasive positive pressure ventilation (NPPV) implemented by using a common anesthesia mask has a serious problem of repeated inhalation of gas, and NPPV of the mask for a long time can cause carbon dioxide accumulation in a patient body to cause respiratory acidosis. The main reason for this is that the volume of the inner space of the anaesthetic mask increases the dead space for ventilation and this part of the gas is repeatedly inhaled during mechanical ventilation. The anaesthetic mask is designed according to the outline of the maxillofacial part of a human body, and various anaesthetic masks have larger internal space volumes. The volume of an anesthesia mask commonly used by adults is generally 200-300 ml, and airway dead space formed by the volume of the mask can account for about one third of ventilation volume. The ventilation capacity of children is small, and the proportion of airway dead space formed by the mask in the ventilation capacity is higher than that of adults.
In summary, the existing anesthetic mask cannot overcome the disadvantage that the conventional anesthetic mask continuously performs the repeated inhalation of the serious gas generated by the NPPV, the volume of the anesthetic mask is generally 200-300 ml, and the airway dead space formed by the volume of the anesthetic mask can account for about one third of the ventilation volume when the anesthetic mask is used, so that the accumulation of carbon dioxide in the anesthetic mask is easily caused, and the respiratory acidosis of a patient is caused.
Disclosure of Invention
The invention provides an anesthesia volume-reducing mask, aiming at solving the problems that the existing anesthesia mask can not overcome the defect that the NPPV is continuously carried out to cause serious repeated gas inhalation, the volume of the anesthesia mask is generally 200-300 ml, and dead air passage cavities formed by the volume of the mask can occupy about one third of ventilation volume when in use, so that carbon dioxide accumulation in the mask is easily caused, and respiratory acidosis occurs to a patient.
The invention relates to an anesthesia volume reduction mask which comprises a mask main body, a sealing cushion, a volume reduction air bag, an air bag inflation valve and a mask hook, wherein the mask main body is provided with a cavity;
the mask comprises a mask body, a mask hook and a mask body, wherein a layer of sealing cushion is arranged at the edge of the bottom of the mask body, a volume reduction air bag is attached to the inner surface of the mask body, a circular through hole is formed in the lower part of the outer surface of the mask body, an air bag inflation valve is arranged at the lower part of the outer surface of the volume reduction air bag, the inflation end of the air bag inflation valve penetrates through the circular through hole in the outer surface of;
furthermore, a vent hole is formed in the center of the outer surface of the top of the mask main body;
furthermore, a circular through hole is formed in the top of the volume-reducing air bag;
furthermore, the circular through hole at the top of the volume-reducing air bag is coaxially arranged with the vent hole at the center of the outer surface of the top of the mask main body;
furthermore, the edge of the circular through hole at the top of the volume-reducing air bag is hermetically bonded with the edge of the vent hole at the center of the outer surface of the top of the mask body;
further, the edge of the volume-reducing air bag is hermetically bonded with the inner side edge of the sealing cushion;
furthermore, during the mechanical ventilation of the general anesthesia mask airway management, the mask main body is fixed through a mask hook, mechanical ventilation is implemented by connecting an anesthesia respirator through a ventilation hole, then the volume reduction air bag is inflated through an air bag inflation valve by using an injector until the volume reduction air bag is attached to the human jaw face inside the mask, the air bag membrane wall is funnel-shaped, and an air ventilation space at the mouth and nose is reserved, so that the redundant space inside the mask is eliminated and the tightness of the sealing cushion is enhanced under the condition that the airway is not influenced to be smooth, and then the mechanical ventilation of the anesthesia mask airway management is continued until the anesthesia is finished;
after the patient is awake after anesthesia is finished, the injector is used for pumping out the air in the volume reduction air bag through the air bag inflation valve, and then the mask airway management state is released.
Compared with the prior art, the invention has the following beneficial effects:
the invention overcomes the defects of the prior art, adopts the mask main body with the volume-reducing air bag attached to the inner surface, the lower part of the outer surface of the mask main body is provided with the circular through hole, the lower part of the outer surface of the volume-reducing air bag is provided with the air bag inflation valve, and the inflation end of the air bag inflation valve passes through the circular through hole of the outer surface of the mask main body.
The invention overcomes the defects of the prior art, adopts the volume reduction air bag attached to the inner surface of the mask body, utilizes the expansion of the volume reduction air bag to reduce the redundant space in the mask due to the different facial shapes of each person, and overcomes the defect that the NPPV is continuously implemented by the common anesthesia mask to cause serious repeated gas inhalation.
Thirdly, the invention has convenient use and strong stability.
Drawings
FIG. 1 is a top plan view of an anesthetic volume reduction mask in accordance with the present invention;
FIG. 2 is a bottom plan view of an anesthetic volume reduction mask in accordance with the present invention.
Detailed Description
The first embodiment is as follows: the embodiment is described with reference to fig. 1 and 2, and the anesthesia volume-reducing mask of the embodiment comprises a mask main body 1, a sealing cushion 2, a volume-reducing air bag 3, an air bag inflation valve 5 and a mask hook 6;
a layer of sealing cushion 2 is arranged at the edge of the bottom of the mask main body 1, a volume reduction air bag 3 is attached to the inner surface of the mask main body 1, a circular through hole is arranged at the lower part of the outer surface of the mask main body 1, an air bag inflation valve 5 is arranged at the lower part of the outer surface of the volume reduction air bag 3, the inflation end of the air bag inflation valve 5 penetrates through the circular through hole at the outer surface of the mask main body 1, and a mask hook 6 is arranged at the center;
in the specific embodiment, during the mechanical ventilation of the general anesthesia mask airway management, the mask main body 1 is fixed through the mask hook 6, is connected with an anesthesia respirator through the vent hole 4 to implement mechanical ventilation, and then is inflated into the volume reduction air bag 3 through the air bag inflation valve 5 by using an injector until the volume reduction air bag 3 is attached to the human jaw face inside the mask, the air bag membrane wall is funnel-shaped, and an air ventilation space at the mouth and nose is reserved, so that the redundant space inside the mask is eliminated and the tightness of the sealing cushion 2 is enhanced under the condition of not influencing the smoothness of the airway, and then the mechanical ventilation of the anesthesia mask airway management is continued until the anesthesia is finished;
after the patient is awake after anesthesia is finished, the air in the volume-reducing air bag 3 is pumped out through the air bag inflation valve 5 by using an injector, and then the mask airway management state is released;
the technology can effectively solve the key problems that the existing anesthesia mask has serious repeated gas inhalation in the mechanical ventilation process and the like, and improve the clinical effect of mechanical ventilation of the airway management robot.
The second embodiment is as follows: the present embodiment is described with reference to fig. 1, and the present embodiment is a further limitation of the anesthetic mask according to the first embodiment, and in the anesthetic volume reduction mask according to the present embodiment, a vent hole 4 is provided at the center of the outer surface of the top portion of the mask body 1;
in the specific embodiment, the vent hole 4 is arranged in the center of the outer surface of the top of the mask main body 1, so that the anaesthetic mask is conveniently connected with the anaesthetic machine through the vent hole 4.
The third concrete implementation mode: the present embodiment is described with reference to fig. 1, and the present embodiment is a further limitation of the anesthetic mask according to the first embodiment, and in the anesthetic volume reduction mask according to the present embodiment, a circular through hole is provided at the top of the volume reduction balloon 3;
the fourth concrete implementation mode: the present embodiment will be described with reference to fig. 1, which is a further limitation of the anesthetic mask according to the third embodiment, and in the anesthetic volume reduction mask according to the present embodiment, the circular through hole at the top of the volume reduction balloon 3 is coaxially disposed with the vent hole 4 at the center of the outer surface of the top of the mask body 1;
in the specific embodiment, the circular through hole at the top of the volume reduction air bag 3 and the vent hole 4 at the center of the outer surface of the top of the mask body 1 are coaxially arranged, so that the anesthesia mask is conveniently connected with an anesthesia machine through the vent hole 4, and the anesthesia gas is released inside the mask.
The fifth concrete implementation mode: the present embodiment will be described with reference to fig. 1, which is a further limitation of the anesthetic mask according to the fourth embodiment, and in the anesthetic volume reduction mask according to the present embodiment, the edge of the circular through hole at the top of the volume reduction balloon 3 is hermetically bonded to the edge of the vent hole 4 at the center of the outer surface of the top of the mask body 1;
this embodiment adopts the edge of the circular through-hole in reduction gasbag 3 top and the edge sealing bonding of face guard main part 1 top surface central authorities department air vent 4, improves the seal of face guard, solves current anaesthetic mask and takes place key problems such as serious gas repeated inhalation at mechanical ventilation in-process, improves the clinical effect that anaesthetic airway management robot airway management machinery ventilates.
The sixth specific implementation mode: the present embodiment will be described with reference to fig. 1, which is a further limitation of the anesthetic mask according to the fifth embodiment, and in the anesthetic mask according to the present embodiment, the edge of the volume-reducing air bag 3 is hermetically bonded to the inner edge of the sealing cushion 2;
this embodiment adopts the edge of reducing the appearance gasbag 3 and the inboard marginal sealing bonding of sealed cushion 2, avoids anesthetic gas to leak, improves the seal of face guard, utilizes the inflation of reducing the appearance gasbag 3, eliminates the inside redundant space of face guard, realizes diminishing the inside space of face guard, improves the speed of anesthesia, improves the anesthesia effect.
The seventh embodiment: the present embodiment will be described with reference to fig. 1, which is a further limitation of the anaesthetic mask according to the first embodiment, which in use is used to perform mechanical ventilation for the purpose of controlling breathing in general anaesthesia patients;
in order to control a patient who breathes general anesthesia to conduct mask airway management mechanical ventilation, after the mask main body 1 is fixed through the mask hook 6, a 50ml injector is used for inflating the volume reduction air bag 3 through the air bag inflation valve 5 for about 4-5 times until the volume reduction air bag 3 is attached to the human jaw face inside the mask, the membrane wall of the air bag is funnel-shaped, an air ventilation space at the mouth and nose is reserved, then the anesthesia mask airway management is continued to conduct mechanical ventilation until anesthesia is finished. After the patient is awake after anesthesia is finished, the air in the volume-reducing air bag 3 is completely pumped out by using the injector through the air bag inflation valve 5, and then the mask airway management state is released. The mask is disposed of as medical waste after use.
The specific implementation mode is eight: the present embodiment will be described with reference to fig. 1, which is a further limitation of the anaesthetic mask according to the first embodiment, which in use is subjected to mechanical ventilation in a target spontaneously breathing general anesthesia patient;
during the mask airway management mechanical ventilation period of a patient with spontaneous respiratory general anesthesia, after the mask main body 1 is fixed through the mask hook 6, a 50ml injector is used for inflating the volume reduction air bag 3 through the air bag inflation valve 5, the inflation times are about 3-4 times until the volume reduction air bag 3 is basically attached to the human jaw face inside the mask, the diaphragm wall of the air bag is funnel-shaped, an air ventilation space at the mouth and nose is reserved, and then the anesthesia mask airway management is continued until the anesthesia is finished. After the patient is awake after anesthesia is finished, the air in the volume-reducing air bag 3 is completely pumped out by using the injector through the air bag inflation valve 6, and then the mask airway management state is released. The mask is disposed of as medical waste after use.
Principle of operation
During the mechanical ventilation of the general anesthesia mask airway management, the mask main body 1 is fixed through a mask hook 6 and is connected with an anesthesia respirator through a vent hole 4 to implement mechanical ventilation, then an injector is used for inflating the volume reduction air bag 3 through an air bag inflation valve 5 until the volume reduction air bag 3 is attached to the human body jaw face inside the mask, the air bag membrane wall is funnel-shaped, and an air ventilation space at the mouth and nose is reserved, so that the redundant space inside the mask is eliminated and the tightness of the sealing cushion 2 is enhanced under the condition that the airway is not influenced to be smooth, and then the mechanical ventilation of the anesthesia mask airway management is continued until the anesthesia is finished;
after the patient is awake after anesthesia is finished, the air in the volume-reducing air bag 3 is pumped out through the air bag inflation valve 5 by using the injector, and then the mask airway management state is released.
Claims (6)
1. An anesthesia volume reduction mask, characterized in that: comprises a mask main body (1), a sealing cushion (2), a volume-reducing air bag (3), an air bag inflation valve (5) and a mask hook (6);
the mask comprises a mask body (1), a layer of sealing cushion (2) is arranged at the edge of the bottom of the mask body (1), a volume reduction air bag (3) is attached to the inner surface of the mask body (1), a circular through hole is formed in the lower portion of the outer surface of the mask body (1), an air bag inflation valve (5) is arranged on the lower portion of the outer surface of the volume reduction air bag (3), an inflation end of the air bag inflation valve (5) penetrates through the circular through hole in the outer surface of the mask body (1), and a mask hook (6) is.
2. An anaesthetic volume reduction mask as defined in claim 1 wherein: the mask is characterized in that a vent hole (4) is formed in the center of the outer surface of the top of the mask main body (1).
3. An anaesthetic volume reduction mask as defined in claim 1 wherein: the top of the volume-reducing air bag (3) is provided with a circular through hole.
4. An anaesthetic volume reduction mask as claimed in claim 3 wherein: the circular through hole at the top of the volume-reducing air bag (3) is coaxially arranged with the vent hole (4) at the center of the outer surface of the top of the mask main body (1).
5. An anaesthetic volume reduction mask as defined in claim 4 wherein: the edge of the circular through hole at the top of the volume-reducing air bag (3) is hermetically bonded with the edge of the vent hole (4) at the center of the outer surface of the top of the mask main body (1).
6. An anaesthetic volume reduction mask as claimed in claim 5 wherein: the edge of the volume-reducing air bag (3) is hermetically bonded with the edge of the inner side of the sealing cushion (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011165454.6A CN112354058A (en) | 2020-10-27 | 2020-10-27 | Anesthesia volume reduction mask |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011165454.6A CN112354058A (en) | 2020-10-27 | 2020-10-27 | Anesthesia volume reduction mask |
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| Publication Number | Publication Date |
|---|---|
| CN112354058A true CN112354058A (en) | 2021-02-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011165454.6A Pending CN112354058A (en) | 2020-10-27 | 2020-10-27 | Anesthesia volume reduction mask |
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| CN (1) | CN112354058A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101874912A (en) * | 2010-07-18 | 2010-11-03 | 张海山 | Leakproof anaesthetic mask |
| CN203425349U (en) * | 2013-08-26 | 2014-02-12 | 雒珉 | Anti-air-leakage endoscope mask |
| CN203663203U (en) * | 2014-01-08 | 2014-06-25 | 朱珂 | Anaesthetic mask |
| CN107921229A (en) * | 2015-07-20 | 2018-04-17 | 瑞思迈有限公司 | Patient interface with reduction in bulk component |
| CN209771057U (en) * | 2018-11-27 | 2019-12-13 | 北京雅果科技有限公司 | Breathing mask |
| CN211157992U (en) * | 2019-08-27 | 2020-08-04 | 华中科技大学同济医学院附属协和医院 | Noninvasive ventilator face guard seals decompression pad |
-
2020
- 2020-10-27 CN CN202011165454.6A patent/CN112354058A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101874912A (en) * | 2010-07-18 | 2010-11-03 | 张海山 | Leakproof anaesthetic mask |
| CN203425349U (en) * | 2013-08-26 | 2014-02-12 | 雒珉 | Anti-air-leakage endoscope mask |
| CN203663203U (en) * | 2014-01-08 | 2014-06-25 | 朱珂 | Anaesthetic mask |
| CN107921229A (en) * | 2015-07-20 | 2018-04-17 | 瑞思迈有限公司 | Patient interface with reduction in bulk component |
| CN209771057U (en) * | 2018-11-27 | 2019-12-13 | 北京雅果科技有限公司 | Breathing mask |
| CN211157992U (en) * | 2019-08-27 | 2020-08-04 | 华中科技大学同济医学院附属协和医院 | Noninvasive ventilator face guard seals decompression pad |
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Application publication date: 20210212 |