JP6368486B2 - 斜流式空気清浄装置、及び開口型手術室用照明器具を備えた手術室 - Google Patents
斜流式空気清浄装置、及び開口型手術室用照明器具を備えた手術室 Download PDFInfo
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- JP6368486B2 JP6368486B2 JP2013266696A JP2013266696A JP6368486B2 JP 6368486 B2 JP6368486 B2 JP 6368486B2 JP 2013266696 A JP2013266696 A JP 2013266696A JP 2013266696 A JP2013266696 A JP 2013266696A JP 6368486 B2 JP6368486 B2 JP 6368486B2
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- 238000005286 illumination Methods 0.000 title description 8
- 238000004140 cleaning Methods 0.000 claims description 18
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- 230000000052 comparative effect Effects 0.000 description 21
- 239000010419 fine particle Substances 0.000 description 13
- 230000001580 bacterial effect Effects 0.000 description 9
- 238000009423 ventilation Methods 0.000 description 8
- 238000011109 contamination Methods 0.000 description 7
- 208000015181 infectious disease Diseases 0.000 description 7
- 230000033001 locomotion Effects 0.000 description 7
- 238000005452 bending Methods 0.000 description 6
- 230000003749 cleanliness Effects 0.000 description 6
- 238000002474 experimental method Methods 0.000 description 5
- 238000007664 blowing Methods 0.000 description 4
- 238000009826 distribution Methods 0.000 description 4
- 239000000356 contaminant Substances 0.000 description 3
- 238000010410 dusting Methods 0.000 description 3
- 238000001356 surgical procedure Methods 0.000 description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
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- 206010002091 Anaesthesia Diseases 0.000 description 1
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/08—Air-flow control members, e.g. louvres, grilles, flaps or guide plates
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B90/00—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
- A61B90/30—Devices for illuminating a surgical field, the devices having an interrelation with other surgical devices or with a surgical procedure
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G13/00—Operating tables; Auxiliary appliances therefor
- A61G13/10—Parts, details or accessories
- A61G13/108—Means providing sterile air at a surgical operation table or area
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/02—Ducting arrangements
- F24F13/06—Outlets for directing or distributing air into rooms or spaces, e.g. ceiling air diffuser
- F24F13/072—Outlets for directing or distributing air into rooms or spaces, e.g. ceiling air diffuser of elongated shape, e.g. between ceiling panels
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/02—Ducting arrangements
- F24F13/06—Outlets for directing or distributing air into rooms or spaces, e.g. ceiling air diffuser
- F24F13/078—Outlets for directing or distributing air into rooms or spaces, e.g. ceiling air diffuser combined with lighting fixtures
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F3/00—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems
- F24F3/12—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling
- F24F3/16—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by purification, e.g. by filtering; by sterilisation; by ozonisation
- F24F3/167—Clean rooms, i.e. enclosed spaces in which a uniform flow of filtered air is distributed
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B90/00—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
- A61B90/30—Devices for illuminating a surgical field, the devices having an interrelation with other surgical devices or with a surgical procedure
- A61B2090/308—Lamp handles
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B90/00—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
- A61B90/40—Apparatus fixed or close to patients specially adapted for providing an aseptic surgical environment
- A61B2090/401—Apparatus fixed or close to patients specially adapted for providing an aseptic surgical environment using air flow
Landscapes
- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Biomedical Technology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Pathology (AREA)
- Medical Informatics (AREA)
- Heart & Thoracic Surgery (AREA)
- Molecular Biology (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Accommodation For Nursing Or Treatment Tables (AREA)
- Ventilation (AREA)
- Duct Arrangements (AREA)
- Air-Flow Control Members (AREA)
Description
この斜流一様流26は手術台14上では、長辺X方向の長さ28を有しており、手術台14の長さより長い。この方向と直角Y方向の気流は、手術台14の幅より広い天井吹出口23の幅より吹出された後、斜流一様流は下降につれ流れ幅を拡げるので、手術台14上面では、手術台14を十分に覆う気流となっている。
実施例の実験は、図6に示す手術室1の模擬実験室(幅5.9m、奥行7.3m、高さ3m)で行った。天井面13に斜流を形成させるための空気清浄装置2を設置し、空気の排出口41は各角部に2個設けた。空気清浄装置2には外気処理空調機(図示せず)により温湿度調整した空気をダクト42を経由させて導入した。吹出風量は、排出口41で測定し、外気処理空調機のインバータで設定した。
比較例の実験は、図7に示す垂直一様流クリーンルーム1DC(幅4.8m、奥行7.8m、高さ3.4m)で行った。天井全面に設置されたファンフィルタユニット4Dから吹出された清浄空気はグレーチング床12を通過した後、ファンコイルユニット4Cで温度調節され、再びファンフィルタユニット4Dを通過し、循環する。ダウンフローの風速は、天井設置のファンフィルタユニット4Dのファンの回転数を設定する方法で行った。
01‥‥術野
1‥‥手術室
1DC‥‥垂直一様流クリーンルーム
2‥‥空気清浄装置
3‥‥開口型手術用照明器具(開口型無影灯)
3A‥‥無開口型手術用照明器具(無開口型無影灯)
4F‥‥ファンユニット
4C‥‥ファンコイルユニット
4D‥‥ファンフィルタユニット
5‥‥周囲発塵源
6‥‥手術着着衣者
6A‥‥首曲げ運動
6B‥‥腰曲げ運動
6C‥‥腕曲げ運動
11‥‥床
12‥‥グレーチング床
12A‥‥対向壁
12B‥‥側壁
12C‥‥後壁
12A‥‥対向壁
13‥‥天井
14‥‥手術台
21‥‥フィルタ
22‥‥羽根
22A‥‥羽根間隔
22B‥‥傾斜羽根
22C‥‥風速調整用抵抗体
22X‥‥X方向羽根
22Y‥‥Y方向羽根
22K‥‥X方向羽根角度
22S‥‥X方向羽根の切込開口部
23‥‥吹出口
24‥‥SUSメッシュ
25‥‥吹出面気流分布
26‥‥開口型手術用照明器具通過後気流分布
27‥‥斜流羽根角度(Y方向羽根の曲げ角度)
27K‥‥斜流羽根角度(X方向羽根の曲げ角度)
28‥‥斜流一様流幅
28A‥‥斜流分岐流
28B‥‥対向面ファンユニット吸込気流
28C‥‥側壁面気流
28D‥‥手術台側面渦域
28E‥‥手術台後部渦域
29‥‥吹出口後側羽根
29A‥‥吹出口後側羽根吹出気流分布
29B‥‥吹出口後側気流分布
30‥‥パイプリング
31‥‥支持フレーム
32‥‥照明ユニット
32A‥‥中心部照明ユニット
32B‥‥周辺照明ユニット
33‥‥ユニット継手
34‥‥中心軸
35‥‥集合継手
36‥‥空隙部
37‥‥中心ハンドル
38‥‥側部ハンドル
41‥‥排気口(ファンコイル、ファンコイルユニット吸込口)
42‥‥ダクト
51‥‥執刀医発塵源
52‥‥麻酔医発塵源
X‥‥手術台長辺(長手)方向
Y‥‥手術台短辺(幅)方向
Claims (5)
- 手術台の天井面に吹出口を有する空気清浄装置であって、
前記手術台上を流れる清浄空気を供給する前記吹出口は、前記手術台に対してその長手方向において患者足下側方向にシフトして設けられると共に、その吹出口には、前記手術台の患者の頭部方向に向けて前記長手方向に沿って斜めに清浄空気を流すルーバーを有することを特徴とする空気清浄装置。 - 前記吹出口のルーバーを構成する複数の羽根の角度は、前記手術台の手前側に亘って徐々に垂直状態に近づいている請求項1に記載の空気清浄装置。
- フィルターと、当該フィルターの出口側に空間をおいて位置する風速調節用抵抗体を有し、前記ルーバーは、前記風速調節用抵抗体のさらに空間をおいて設けられると共に、前後が重なり合うように一定の方向に曲げられた複数の羽根により清浄空気を案内することを特徴とする請求項1または2に記載の空気清浄装置。
- 前記請求項1乃至3のいずれかに記載の空気清浄装置と、前記手術台上方の天井面に取り付けられると共に50%以上の開口率を有する手術用照明器具とを備えた手術室。
- 前記手術用照明器具は、環状のフレームに、直径10〜100mm範囲の照明器具ユニットを分散配置することにより前記フレーム内に50%以上の開口率を有する請求項4に記載の手術室。
Priority Applications (2)
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JP2013266696A JP6368486B2 (ja) | 2013-12-25 | 2013-12-25 | 斜流式空気清浄装置、及び開口型手術室用照明器具を備えた手術室 |
PCT/JP2014/082420 WO2015098478A1 (ja) | 2013-12-25 | 2014-12-08 | 空気清浄装置及びこれを備えた手術室 |
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JP2013266696A JP6368486B2 (ja) | 2013-12-25 | 2013-12-25 | 斜流式空気清浄装置、及び開口型手術室用照明器具を備えた手術室 |
Publications (2)
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JP2015121383A JP2015121383A (ja) | 2015-07-02 |
JP6368486B2 true JP6368486B2 (ja) | 2018-08-01 |
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JP (1) | JP6368486B2 (ja) |
WO (1) | WO2015098478A1 (ja) |
Cited By (1)
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WO2023058854A1 (ko) * | 2021-10-05 | 2023-04-13 | 의료법인 명지의료재단 | 에어 분사 기능이 구비된 무영수술등 |
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Publication number | Priority date | Publication date | Assignee | Title |
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US10390457B2 (en) | 2016-04-06 | 2019-08-20 | International Business Machines Corporation | Normally open anti-recirculation system |
JP6960770B2 (ja) * | 2017-05-19 | 2021-11-05 | 清水建設株式会社 | 手術室の空調システム |
CN111655111A (zh) * | 2017-09-20 | 2020-09-11 | 蔡学楷 | 感染控制包 |
TWI790544B (zh) * | 2021-02-08 | 2023-01-21 | 睿升科技有限公司 | 周邊式產生防護性空氣壓差的方法 |
CN115264669A (zh) * | 2022-09-26 | 2022-11-01 | 北京核信锐视安全技术有限公司 | 一种数字减影血管造影dsa手术室方舱 |
JP7475746B1 (ja) | 2023-08-17 | 2024-04-30 | 株式会社日本医化器械製作所 | 空気処理システム |
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JPS5745175B2 (ja) * | 1974-12-23 | 1982-09-27 | ||
JPS5846339Y2 (ja) * | 1979-07-02 | 1983-10-21 | 日本ビ−マツク株式会社 | 空気吹出吸込口用羽根枠 |
US5086692A (en) * | 1990-04-12 | 1992-02-11 | Welch Henry W | Air handling system and method for an operating room |
JP4666493B2 (ja) * | 2005-10-27 | 2011-04-06 | 三菱電機株式会社 | 吹出口の風向制御装置及び空気調和機の室内機 |
JP4750058B2 (ja) * | 2007-02-27 | 2011-08-17 | 正 角田 | 手術室 |
JP5958738B2 (ja) * | 2012-02-03 | 2016-08-02 | 清水建設株式会社 | 吹出し口用フィルタユニットを用いたクリーンルーム |
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WO2023058854A1 (ko) * | 2021-10-05 | 2023-04-13 | 의료법인 명지의료재단 | 에어 분사 기능이 구비된 무영수술등 |
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R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |