JP5558685B2 - 吸入装置 - Google Patents
吸入装置 Download PDFInfo
- Publication number
- JP5558685B2 JP5558685B2 JP2008211331A JP2008211331A JP5558685B2 JP 5558685 B2 JP5558685 B2 JP 5558685B2 JP 2008211331 A JP2008211331 A JP 2008211331A JP 2008211331 A JP2008211331 A JP 2008211331A JP 5558685 B2 JP5558685 B2 JP 5558685B2
- Authority
- JP
- Japan
- Prior art keywords
- piston
- discharge
- head
- medicine
- unit
- 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.)
- Expired - Fee Related
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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
- A61M15/00—Inhalators
- A61M15/009—Inhalators using medicine packages with incorporated spraying means, e.g. aerosol cans
-
- 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
- A61M15/00—Inhalators
- A61M15/0065—Inhalators with dosage or measuring devices
- A61M15/0068—Indicating or counting the number of dispensed doses or of remaining doses
- A61M15/008—Electronic counters
-
- 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
- A61M15/00—Inhalators
- A61M15/0065—Inhalators with dosage or measuring devices
- A61M15/0068—Indicating or counting the number of dispensed doses or of remaining doses
- A61M15/0081—Locking means
-
- 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
- A61M15/00—Inhalators
- A61M15/0065—Inhalators with dosage or measuring devices
- A61M15/0068—Indicating or counting the number of dispensed doses or of remaining doses
- A61M15/0083—Timers
-
- 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
- A61M15/00—Inhalators
- A61M15/02—Inhalators with activated or ionised fluids, e.g. electrohydrodynamic [EHD] or electrostatic devices; Ozone-inhalators with radioactive tagged particles
- A61M15/025—Bubble jet droplet ejection devices
-
- 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
- A61M11/00—Sprayers or atomisers specially adapted for therapeutic purposes
- A61M11/04—Sprayers or atomisers specially adapted for therapeutic purposes operated by the vapour pressure of the liquid to be sprayed or atomised
- A61M11/041—Sprayers or atomisers specially adapted for therapeutic purposes operated by the vapour pressure of the liquid to be sprayed or atomised using heaters
Landscapes
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Pulmonology (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Hematology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Biophysics (AREA)
- Coating Apparatus (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Description
Viは1回あたりの吐出量(体積)
A(N−1) −> A(N) =A(N−1)
P(N−1) −> P(N) =P(N−1)+Pi
PiはViに相当する1回あたりの所定送り量(パルス数)
S(N−1) −> S(N)
ここで、タンク内圧A(N−1)とA(N)は同じであるので、空気層123の状態(体積)は変わらない。
=V(N−1)−(Vi−ΔV)
=V(N−1)−Vi+ΔV
=V(N)+ΔV
A(N)’=A(N−1)−ΔV (ΔVは吐出減少量(体積))
P(N) =P(N−1)+Pi
S(N) >S(N−1)
Piは吐出量減少分を見込んでいないので、あらかじめ決められた所定量を進めるためのモータ駆動のステップ数で、図8の場合と等しい。
P(N)’=P(N−1)+Pi−ΔP
となる。次に、図9(e)に示すように、負圧確保のための引き戻しを行い、その量(ステップ数)をα2とすると、上記数値はそれぞれ以下のようになる。
=V(N−1)−(Vi−ΔV)
=V(N−1)−Vi+ΔV
=V(N)+ΔV
A(N)’=A(N−1)
P(N)’=P(N−1)+Pi−ΔP−α2
S(N)は適正負圧となりS(N−1)と等しく、またA(N)’は吐出前の値と同じになる。
50μL=π*(10.5mm/2)**2*dmm
ステッピングモータが1mm移動するのに必要とするパルス数=161
であることから、α1=91となる。
CNT値範囲 α2値
〜 300 10
301〜 600 9
601〜 900 8
901〜1200 7
1201〜1500 6
1501〜1800 5
1801〜2100 4
2101〜2400 3
2401〜 2
20μL/秒=π*(10.5mm/2)**2*dmm/秒
より、d=0.227mm/秒となる。実験で使用したステッピングモータが1mm移動するのに必要とするパルス数が161であるので、これは36.5パルス/秒、すなわち1パルスあたり時間換算にして27ミリ秒で送ればよいということになる。ここで1回あたりの投薬量を50μLとすると、全送りパルス数Mは91となる。
2 薬剤タンク
4 制御ユニット
7 気流路
8 吐出ヘッド
10 カートリッジ
20 吸入口
32 薬剤
34 可動ゴム栓
38 中空針
45 可動ゴム栓ジョイント
50 押し込みユニット
60 可動ゴム栓移動ユニット
61 ピストン軸
64 スクリュウ軸モータ
110 ヘッド駆動回路
115 電磁石
116 連結検出センサ
117 連結ユニット
119 モータ駆動回路
Claims (1)
- 利用者に薬剤を吸入させるための気流路と、
前記気流路に薬剤を吐出する吐出ヘッドと、
前記吐出ヘッドに供給するための薬剤を収容する薬剤タンクと、
前記薬剤タンクの一端に備えられ、前記薬剤タンクの内容積を変化させるように前記薬剤タンク本体に対して移動可能なピストンと、
前記ピストンを駆動するピストン駆動手段と、
前記吐出ヘッドの吐出前に前記ピストンと前記ピストン駆動手段とを連結し、吐出後に前記ピストン駆動手段と前記ピストンとの連結を解除した後、再度前記ピストン駆動手段と前記ピストンとを連結する手段と、を有することを特徴とする吸入装置。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2008211331A JP5558685B2 (ja) | 2008-08-20 | 2008-08-20 | 吸入装置 |
US12/508,841 US20100043792A1 (en) | 2008-08-20 | 2009-07-24 | Inhaler and method of controlling the same |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2008211331A JP5558685B2 (ja) | 2008-08-20 | 2008-08-20 | 吸入装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2010046167A JP2010046167A (ja) | 2010-03-04 |
JP5558685B2 true JP5558685B2 (ja) | 2014-07-23 |
Family
ID=41695168
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2008211331A Expired - Fee Related JP5558685B2 (ja) | 2008-08-20 | 2008-08-20 | 吸入装置 |
Country Status (2)
Country | Link |
---|---|
US (1) | US20100043792A1 (ja) |
JP (1) | JP5558685B2 (ja) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5383097B2 (ja) * | 2008-01-25 | 2014-01-08 | キヤノン株式会社 | 薬剤吐出装置及びその制御方法 |
USD747793S1 (en) * | 2014-07-22 | 2016-01-19 | Slim Fit, LLC | Inhaler |
USD752206S1 (en) * | 2014-08-22 | 2016-03-22 | Microdose Therapeutx, Inc. | Dry powder nebulizer device |
USD753285S1 (en) * | 2014-08-22 | 2016-04-05 | Microdose Therapeutx, Inc. | Dry powder nebulizer device |
USD752205S1 (en) * | 2014-08-22 | 2016-03-22 | Microdose Therapeutx, Inc. | Dry powder nebulizer device |
USD752207S1 (en) * | 2014-08-22 | 2016-03-22 | Microdose Therapeutx, Inc. | Dry powder nebulizer device |
US10737042B2 (en) * | 2014-08-26 | 2020-08-11 | Michael Edward Breede | Thermal modulation of an inhalable medicament |
CN111450361B (zh) * | 2019-01-21 | 2022-02-08 | 樊启民 | 一种肺心病雾化呼吸治疗装置 |
CN109568738A (zh) * | 2019-02-02 | 2019-04-05 | 上海方予健康医药科技有限公司 | 雾化给药装置及其系统 |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2701399B1 (fr) * | 1993-02-16 | 1995-03-31 | Valois | Dispositif portatif de pulvérisation à actionnement déclenché par l'inhalation. |
US6085740A (en) * | 1996-02-21 | 2000-07-11 | Aerogen, Inc. | Liquid dispensing apparatus and methods |
US6196218B1 (en) * | 1999-02-24 | 2001-03-06 | Ponwell Enterprises Ltd | Piezo inhaler |
US7077130B2 (en) * | 2000-12-22 | 2006-07-18 | Chrysalis Technologies Incorporated | Disposable inhaler system |
US7225807B2 (en) * | 2001-03-15 | 2007-06-05 | Creare Incorporated | Systems and methods for aerosol delivery of agents |
US7699052B2 (en) * | 2002-09-05 | 2010-04-20 | Boehringer Ingelheim Pharma Gmbh & Co. Kg | Apparatus for the dispensing of liquids, container cartridge suitable for this, and system comprising the apparatus for the dispensing of liquids, and the container cartridge |
GB2396825B (en) * | 2002-11-20 | 2004-12-08 | Profile Respiratory Systems Lt | Improved inhalation method and apparatus |
FR2858303B1 (fr) * | 2003-07-31 | 2005-09-16 | Persee Medica | Dispositif et procede de delivrance d'un fluide |
US20050121025A1 (en) * | 2003-12-04 | 2005-06-09 | Gamard Stephan C.F. | Portable gas operating inhaler |
EP1776151A1 (en) * | 2004-08-02 | 2007-04-25 | Canon Kabushiki Kaisha | Inhaling apparatus |
JP4789555B2 (ja) * | 2005-09-13 | 2011-10-12 | キヤノン株式会社 | 液剤吐出装置 |
JP2008030388A (ja) * | 2006-07-31 | 2008-02-14 | Brother Ind Ltd | インクジェットプリンタ |
-
2008
- 2008-08-20 JP JP2008211331A patent/JP5558685B2/ja not_active Expired - Fee Related
-
2009
- 2009-07-24 US US12/508,841 patent/US20100043792A1/en not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
US20100043792A1 (en) | 2010-02-25 |
JP2010046167A (ja) | 2010-03-04 |
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