JP7266625B2 - 換気マスク - Google Patents
換気マスク Download PDFInfo
- Publication number
- JP7266625B2 JP7266625B2 JP2021032508A JP2021032508A JP7266625B2 JP 7266625 B2 JP7266625 B2 JP 7266625B2 JP 2021032508 A JP2021032508 A JP 2021032508A JP 2021032508 A JP2021032508 A JP 2021032508A JP 7266625 B2 JP7266625 B2 JP 7266625B2
- Authority
- JP
- Japan
- Prior art keywords
- mask
- nasal
- patient
- oral
- 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.)
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- 238000009423 ventilation Methods 0.000 title claims description 49
- 239000007789 gas Substances 0.000 claims description 100
- 210000000214 mouth Anatomy 0.000 claims description 79
- 230000029058 respiratory gaseous exchange Effects 0.000 claims description 58
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 50
- 239000001301 oxygen Substances 0.000 claims description 50
- 229910052760 oxygen Inorganic materials 0.000 claims description 50
- 210000001331 nose Anatomy 0.000 claims description 46
- 239000012528 membrane Substances 0.000 claims description 26
- 206010002091 Anaesthesia Diseases 0.000 claims description 15
- 230000037005 anaesthesia Effects 0.000 claims description 15
- 239000000853 adhesive Substances 0.000 claims description 6
- 230000001070 adhesive effect Effects 0.000 claims description 6
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 230000001105 regulatory effect Effects 0.000 claims description 3
- 238000012800 visualization Methods 0.000 claims description 3
- 230000001580 bacterial effect Effects 0.000 claims description 2
- 210000003928 nasal cavity Anatomy 0.000 claims 8
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 120
- 229910002092 carbon dioxide Inorganic materials 0.000 description 61
- 239000002516 radical scavenger Substances 0.000 description 22
- 239000000835 fiber Substances 0.000 description 17
- 239000003994 anesthetic gas Substances 0.000 description 16
- 230000000153 supplemental effect Effects 0.000 description 16
- 238000000034 method Methods 0.000 description 13
- 241001474791 Proboscis Species 0.000 description 12
- 230000002000 scavenging effect Effects 0.000 description 11
- 238000012544 monitoring process Methods 0.000 description 10
- 230000008901 benefit Effects 0.000 description 7
- 230000002496 gastric effect Effects 0.000 description 7
- 239000000463 material Substances 0.000 description 7
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 6
- 239000001569 carbon dioxide Substances 0.000 description 6
- 238000010586 diagram Methods 0.000 description 6
- 238000005070 sampling Methods 0.000 description 6
- 206010067775 Upper airway obstruction Diseases 0.000 description 5
- 238000002627 tracheal intubation Methods 0.000 description 5
- 206010039897 Sedation Diseases 0.000 description 4
- 230000004888 barrier function Effects 0.000 description 4
- 210000003128 head Anatomy 0.000 description 4
- 230000000241 respiratory effect Effects 0.000 description 4
- 230000036280 sedation Effects 0.000 description 4
- 230000000747 cardiac effect Effects 0.000 description 3
- 229910052757 nitrogen Inorganic materials 0.000 description 3
- 238000006213 oxygenation reaction Methods 0.000 description 3
- 239000000932 sedative agent Substances 0.000 description 3
- 238000001356 surgical procedure Methods 0.000 description 3
- 238000013175 transesophageal echocardiography Methods 0.000 description 3
- FPIPGXGPPPQFEQ-OVSJKPMPSA-N all-trans-retinol Chemical compound OC\C=C(/C)\C=C\C=C(/C)\C=C\C1=C(C)CCCC1(C)C FPIPGXGPPPQFEQ-OVSJKPMPSA-N 0.000 description 2
- 239000008280 blood Substances 0.000 description 2
- 210000004369 blood Anatomy 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 239000003814 drug Substances 0.000 description 2
- 229940079593 drug Drugs 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000001839 endoscopy Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000035515 penetration Effects 0.000 description 2
- 210000002345 respiratory system Anatomy 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 230000001624 sedative effect Effects 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 210000003437 trachea Anatomy 0.000 description 2
- 241000272525 Anas platyrhynchos Species 0.000 description 1
- 206010003497 Asphyxia Diseases 0.000 description 1
- 241000894006 Bacteria Species 0.000 description 1
- 241001631457 Cannula Species 0.000 description 1
- 208000004756 Respiratory Insufficiency Diseases 0.000 description 1
- 239000011717 all-trans-retinol Substances 0.000 description 1
- 235000019169 all-trans-retinol Nutrition 0.000 description 1
- 230000003444 anaesthetic effect Effects 0.000 description 1
- 208000008784 apnea Diseases 0.000 description 1
- 230000006793 arrhythmia Effects 0.000 description 1
- 206010003119 arrhythmia Diseases 0.000 description 1
- 208000002352 blister Diseases 0.000 description 1
- 238000013276 bronchoscopy Methods 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000002181 esophagogastroduodenoscopy Methods 0.000 description 1
- 210000000887 face Anatomy 0.000 description 1
- 210000001061 forehead Anatomy 0.000 description 1
- 230000003434 inspiratory effect Effects 0.000 description 1
- 238000002576 laryngoscopy Methods 0.000 description 1
- 210000004072 lung Anatomy 0.000 description 1
- 238000007726 management method Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 210000003205 muscle Anatomy 0.000 description 1
- 230000010352 nasal breathing Effects 0.000 description 1
- 208000001797 obstructive sleep apnea Diseases 0.000 description 1
- 230000036407 pain Effects 0.000 description 1
- 201000004193 respiratory failure Diseases 0.000 description 1
- 230000004202 respiratory function Effects 0.000 description 1
- 239000003566 sealing material Substances 0.000 description 1
- 229940125723 sedative agent Drugs 0.000 description 1
- 230000001502 supplementing effect Effects 0.000 description 1
Images
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Pulmonology (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Anesthesiology (AREA)
- Emergency Medicine (AREA)
- Hematology (AREA)
- Otolaryngology (AREA)
- Physiology (AREA)
- Physics & Mathematics (AREA)
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Description
666 鼻用マスク
672 CO2ポート
Claims (15)
- ガスを送達するための換気マスクであって、
患者の口を覆わない状態で、患者の鼻を覆うように構成された鼻腔を形成する本体であって、前記鼻腔は、(i)該鼻腔内の温度、麻酔または酸素濃度、湿度レベルを調整する装置に流体的に連結するように構成された換気ポート、および(ii)吸引源と流体的に結合され、患者の鼻から排出されたCO 2 ガスを排出するように構成されたCO2ポートを有する前記本体と、
口腔チャンバを形成する呼気スクープであって、前記CO2ポートは、前記口腔チャンバに流体的に結合され、その結果、患者の呼気が、前記口腔チャンバから前記CO2ポートを通って前記吸引源に移動する前記呼気スクープと、で構成されることを特徴とする換気マスク。 - 前記呼気スクープは前記本体から伸びていることを特徴とする請求項1に記載の換気マスク。
- 前記呼気スクープは前記本体に比べて柔軟であることを特徴とする請求項1に記載の換気マスク。
- 前記呼気スクープは、機械的および/または接着手段のいずれかによって少なくとも部分的に前記本体に固定されていることを特徴とする請求項1に記載の換気マスク。
- 前記呼気スクープは、患者の口腔へのアクセスまたは視覚化が妨げられないように構成されていることを特徴としている請求項1に記載の換気マスク。
- 前記本体は、傾斜した側壁によって唇領域に接続された鼻梁領域を形成する頂点を有するほぼ三角形の形状を含み、該本体は、周囲シールおよび鼻梁シールを含み、前記鼻梁シールは、前記鼻梁領域および前記周囲シールを橋渡しする弾性膜から形成されていることを特徴とする請求項1に記載の換気マスク。
- 前記鼻梁シールの前記弾性膜は、前記周囲シールの内側の端で終端していることを特徴とする請求項6に記載の換気マスク。
- 鼻センサーおよび口センサーを有する機能的付属品をさらに含み、前記鼻センサーは、前記鼻腔の内面に隣接するガスの温度およびガス流量のいずれかを監視するように構成されており、前記口センサーは、患者の鼻および/または口から放出されたガスを監視できるように、前記鼻腔の外面に隣接するガスの温度およびガス流量のいずれかを監視するように構成されていることを特徴とする請求項1に記載の換気マスク。
- ガスを供給するための呼吸回路であって、
前記呼吸回路は、フレッシュガスラインと、吸引源チューブと、換気マスクと、を備え、
前記換気マスクは、
患者の口を覆わない状態で、患者の鼻を覆うように構成された鼻腔を形成する本体であって、前記鼻腔は、(i)該鼻腔内の温度、麻酔または酸素濃度、湿度レベルを調整する装置に流体的に連結するように構成された換気ポート、および(ii)前記吸引源チューブと流体的に結合され、患者の鼻から排出されたCO 2 ガスを排出するように構成されたCO2ポートを有する前記本体と、
口腔チャンバを形成する呼気スクープであって、前記CO2ポートは、前記口腔チャンバに流体的に結合され、その結果、患者の呼気が、前記口腔チャンバから前記CO2ポートを通って前記吸引源チューブに移動する前記呼気スクープと、で構成されることを特徴とする前記呼吸回路。 - 前記吸引源チューブは、前記CO2ポートと結合し、吸引源としての呼気終末CO2モニターに接続するように構成されていることを特徴とする請求項9に記載の呼吸回路。
- 前記吸引源チューブはバクテリアフィルターを備えていることを特徴とする請求項9に記載の呼吸回路。
- 前記呼気スクープは前記本体から伸びていることを特徴とする請求項9に記載の呼吸回路。
- 前記呼気スクープは前記本体に比べて柔軟であることを特徴とする請求項9に記載の呼吸回路。
- 前記呼気スクープは、機械的および/または接着手段のいずれかによって少なくとも部分的に前記本体に固定されていることを特徴とする請求項9に記載の呼吸回路。
- 前記呼気スクープは、患者の口腔へのアクセスまたは視覚化が妨げられないように構成されていることを特徴としている請求項9に記載の呼吸回路。
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| JP2023018330A JP2023055943A (ja) | 2015-06-11 | 2023-02-09 | 換気マスク |
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| JP2023018330A Pending JP2023055943A (ja) | 2015-06-11 | 2023-02-09 | 換気マスク |
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| ES (1) | ES2966576T3 (ja) |
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| JP2018517504A (ja) | 2018-07-05 |
| MX2017015800A (es) | 2018-09-06 |
| EP3915622A1 (en) | 2021-12-01 |
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