JP5745306B2 - 粉体吸入具 - Google Patents
粉体吸入具 Download PDFInfo
- Publication number
- JP5745306B2 JP5745306B2 JP2011075986A JP2011075986A JP5745306B2 JP 5745306 B2 JP5745306 B2 JP 5745306B2 JP 2011075986 A JP2011075986 A JP 2011075986A JP 2011075986 A JP2011075986 A JP 2011075986A JP 5745306 B2 JP5745306 B2 JP 5745306B2
- Authority
- JP
- Japan
- Prior art keywords
- powder
- air
- container
- suction port
- air passage
- 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
Links
- 239000000843 powder Substances 0.000 title claims description 246
- 238000005192 partition Methods 0.000 claims description 40
- 230000002093 peripheral effect Effects 0.000 claims description 16
- 230000000903 blocking effect Effects 0.000 claims description 8
- 239000011347 resin Substances 0.000 description 6
- 229920005989 resin Polymers 0.000 description 6
- 230000014759 maintenance of location Effects 0.000 description 5
- -1 for example Substances 0.000 description 4
- 241000208125 Nicotiana Species 0.000 description 3
- 235000002637 Nicotiana tabacum Nutrition 0.000 description 3
- 239000004743 Polypropylene Substances 0.000 description 3
- 230000000052 comparative effect Effects 0.000 description 3
- 239000003814 drug Substances 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 229920013716 polyethylene resin Polymers 0.000 description 3
- 229920001155 polypropylene Polymers 0.000 description 3
- 230000000717 retained effect Effects 0.000 description 3
- 229940088594 vitamin Drugs 0.000 description 3
- 229930003231 vitamin Natural products 0.000 description 3
- 235000013343 vitamin Nutrition 0.000 description 3
- 239000011782 vitamin Substances 0.000 description 3
- 239000002775 capsule Substances 0.000 description 2
- 229940079593 drug Drugs 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 235000019629 palatability Nutrition 0.000 description 2
- 230000035807 sensation Effects 0.000 description 2
- 235000019615 sensations Nutrition 0.000 description 2
- 239000000779 smoke Substances 0.000 description 2
- 230000000391 smoking effect Effects 0.000 description 2
- VOVIALXJUBGFJZ-KWVAZRHASA-N Budesonide Chemical compound C1CC2=CC(=O)C=C[C@]2(C)[C@@H]2[C@@H]1[C@@H]1C[C@H]3OC(CCC)O[C@@]3(C(=O)CO)[C@@]1(C)C[C@@H]2O VOVIALXJUBGFJZ-KWVAZRHASA-N 0.000 description 1
- 229960004436 budesonide Drugs 0.000 description 1
- 235000019504 cigarettes Nutrition 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000029058 respiratory gaseous exchange Effects 0.000 description 1
- 210000003437 trachea Anatomy 0.000 description 1
- 150000003722 vitamin derivatives Chemical class 0.000 description 1
Images
Description
2 容器本体
4 吸入口
5 粉体収容部
6 筒状部材
7 カートリッジ部材
8 外気流入口
9 仕切部材
10 第1の空気通路
11 第2の空気通路
90 傾斜部
Claims (4)
- 一端部に吸入口を有するとともに、他端部側の内部空間に粉体を収容する粉体収容部を有する中空の容器本体と、
前記容器本体の周面に形成され、前記吸入口からの空気の吸い込みにより外部の空気を前記容器本体内に流入させる外気流入口と、
前記容器本体内に前記外気流入口と対向するように設けられ、少なくとも前記粉体収容部側の内部空間を、前記外気流入口と連通する第1の空気通路および前記第1の空気通路と反対側の前記吸入口と連通する第2の空気通路の左右2つの空気通路に区分けする仕切部材と、
前記第1の空気通路に設けられ、前記外気流入口からの空気が前記吸入口に向けて流れるのを遮断する遮断壁部とを備え、
前記仕切部材は、前記粉体収容部側の端部が前記粉体収容部の最奥部から所定の距離aをあけて配置されており、前記外気流入口からの空気が第1の空気通路を通って前記粉体収容部に供給されるとともに、空気中に粉体が混入した粉体混合空気が第2の空気通路を通って前記吸入口に供給され、
前記仕切部材は、前記第2の空気通路側の側面に、前記仕切部材の下端から前記吸入口に向かって斜め上方に傾斜する傾斜部を備えていることを特徴とする粉体吸入具。 - 前記容器本体は、一端部に前記吸入口を有するとともに他端部に開口を有する筒状部材と、前記開口を塞ぐように前記筒状部材に着脱可能に取り付けられる内部に前記粉体収容部を備えた有底筒状のカートリッジ部材とにより構成されていることを特徴とする請求項1に記載の粉体吸入具。
- 前記仕切部材の前記粉体収容部側の端部から前記粉体収容部の最奥部までの距離aと、前記外気流入口から前記粉体収容部までの距離bとの比a/bが、0.13以上0.78以下であることを特徴とする請求項1または2に記載の粉体吸入具。
- 前記容器本体の周面には、前記外気流入口を覆うようにメッシュ状のテープが巻かれていることを特徴とする請求項1〜3のいずれかに記載の粉体吸入具。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2011075986A JP5745306B2 (ja) | 2011-03-30 | 2011-03-30 | 粉体吸入具 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2011075986A JP5745306B2 (ja) | 2011-03-30 | 2011-03-30 | 粉体吸入具 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2012205858A JP2012205858A (ja) | 2012-10-25 |
JP5745306B2 true JP5745306B2 (ja) | 2015-07-08 |
Family
ID=47186176
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2011075986A Expired - Fee Related JP5745306B2 (ja) | 2011-03-30 | 2011-03-30 | 粉体吸入具 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP5745306B2 (ja) |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS62175896U (ja) * | 1986-04-25 | 1987-11-09 | ||
ES2300568T3 (es) * | 2002-03-20 | 2008-06-16 | Mannkind Corporation | Aparato de inhalacion. |
GR1004350B (el) * | 2002-03-29 | 2003-09-26 | Συσκευη εισπνοων ξηρης σκονης | |
CA2507794C (en) * | 2002-12-13 | 2012-04-24 | Otsuka Pharmaceutical Co., Ltd. | Inhalation device for transpulmonary administration |
ITMO20040060A1 (it) * | 2004-03-18 | 2004-06-18 | Roberto Oliva | Inalatore per preparati in polvere |
AU2005266789B2 (en) * | 2004-07-26 | 2010-11-25 | 1355540 Ontario Inc. | Powder inhaler featuring reduced compaction inhaler |
-
2011
- 2011-03-30 JP JP2011075986A patent/JP5745306B2/ja not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JP2012205858A (ja) | 2012-10-25 |
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