CA3049504A1 - Testing method for a dry powder inhaler - Google Patents
Testing method for a dry powder inhaler Download PDFInfo
- Publication number
- CA3049504A1 CA3049504A1 CA3049504A CA3049504A CA3049504A1 CA 3049504 A1 CA3049504 A1 CA 3049504A1 CA 3049504 A CA3049504 A CA 3049504A CA 3049504 A CA3049504 A CA 3049504A CA 3049504 A1 CA3049504 A1 CA 3049504A1
- Authority
- CA
- Canada
- Prior art keywords
- plume
- inhaler
- dry powder
- cross
- discharged
- 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.)
- Withdrawn
Links
- 238000012360 testing method Methods 0.000 title claims description 53
- 229940112141 dry powder inhaler Drugs 0.000 title claims description 33
- 239000000843 powder Substances 0.000 claims abstract description 78
- 239000003814 drug Substances 0.000 claims abstract description 23
- 230000005670 electromagnetic radiation Effects 0.000 claims abstract description 8
- 230000005855 radiation Effects 0.000 claims abstract description 8
- 238000010998 test method Methods 0.000 claims abstract description 4
- 238000000034 method Methods 0.000 claims description 63
- 238000013461 design Methods 0.000 claims description 27
- 239000012530 fluid Substances 0.000 claims description 15
- 238000004891 communication Methods 0.000 claims description 9
- 238000009472 formulation Methods 0.000 claims description 9
- 239000000203 mixture Substances 0.000 claims description 9
- 238000012545 processing Methods 0.000 claims description 9
- 238000004458 analytical method Methods 0.000 abstract description 22
- 230000003287 optical effect Effects 0.000 abstract description 2
- 239000002245 particle Substances 0.000 description 17
- 238000005286 illumination Methods 0.000 description 6
- 230000009471 action Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 239000007921 spray Substances 0.000 description 4
- 208000006673 asthma Diseases 0.000 description 3
- 230000008901 benefit Effects 0.000 description 3
- 239000006185 dispersion Substances 0.000 description 3
- 210000004072 lung Anatomy 0.000 description 3
- 230000013011 mating Effects 0.000 description 3
- 206010020751 Hypersensitivity Diseases 0.000 description 2
- 239000004480 active ingredient Substances 0.000 description 2
- 208000026935 allergic disease Diseases 0.000 description 2
- 230000007815 allergy Effects 0.000 description 2
- 238000013459 approach Methods 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 2
- 238000000605 extraction Methods 0.000 description 2
- 238000003384 imaging method Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 230000000670 limiting effect Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 238000001228 spectrum Methods 0.000 description 2
- 241000931526 Acer campestre Species 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- XECAHXYUAAWDEL-UHFFFAOYSA-N acrylonitrile butadiene styrene Chemical compound C=CC=C.C=CC#N.C=CC1=CC=CC=C1 XECAHXYUAAWDEL-UHFFFAOYSA-N 0.000 description 1
- 229920000122 acrylonitrile butadiene styrene Polymers 0.000 description 1
- 239000004676 acrylonitrile butadiene styrene Substances 0.000 description 1
- 239000000443 aerosol Substances 0.000 description 1
- 238000005054 agglomeration Methods 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000001668 ameliorated effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000012512 characterization method Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000002050 diffraction method Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000005713 exacerbation Effects 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- 230000005251 gamma ray Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000010191 image analysis Methods 0.000 description 1
- 230000002401 inhibitory effect Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- -1 polypropylene Polymers 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 230000002829 reductive effect Effects 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 238000009877 rendering Methods 0.000 description 1
- 230000007480 spreading Effects 0.000 description 1
- 230000008685 targeting Effects 0.000 description 1
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
- A61M15/0065—Inhalators with dosage or measuring 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
- A61M15/00—Inhalators
- A61M15/0001—Details of inhalators; Constructional features thereof
- A61M15/0005—Details of inhalators; Constructional features thereof with means for agitating the medicament
- A61M15/0006—Details of inhalators; Constructional features thereof with means for agitating the medicament using rotating means
- A61M15/0008—Details of inhalators; Constructional features thereof with means for agitating the medicament using rotating means rotating by airflow
-
- 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
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K31/00—Medicinal preparations containing organic active ingredients
- A61K31/13—Amines
- A61K31/135—Amines having aromatic rings, e.g. ketamine, nortriptyline
- A61K31/137—Arylalkylamines, e.g. amphetamine, epinephrine, salbutamol, ephedrine or methadone
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K31/00—Medicinal preparations containing organic active ingredients
- A61K31/56—Compounds containing cyclopenta[a]hydrophenanthrene ring systems; Derivatives thereof, e.g. steroids
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K31/00—Medicinal preparations containing organic active ingredients
- A61K31/56—Compounds containing cyclopenta[a]hydrophenanthrene ring systems; Derivatives thereof, e.g. steroids
- A61K31/58—Compounds containing cyclopenta[a]hydrophenanthrene ring systems; Derivatives thereof, e.g. steroids containing heterocyclic rings, e.g. danazol, stanozolol, pancuronium or digitogenin
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K9/00—Medicinal preparations characterised by special physical form
- A61K9/0012—Galenical forms characterised by the site of application
- A61K9/007—Pulmonary tract; Aromatherapy
- A61K9/0073—Sprays or powders for inhalation; Aerolised or nebulised preparations generated by other means than thermal energy
- A61K9/0075—Sprays or powders for inhalation; Aerolised or nebulised preparations generated by other means than thermal energy for inhalation via a dry powder inhaler [DPI], e.g. comprising micronized drug mixed with lactose carrier particles
-
- 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
- A61M15/0001—Details of inhalators; Constructional features thereof
-
- 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
- A61M15/0001—Details of inhalators; Constructional features thereof
- A61M15/002—Details of inhalators; Constructional features thereof with air flow regulating 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
- A61M15/0001—Details of inhalators; Constructional features thereof
- A61M15/0021—Mouthpieces therefor
-
- 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
- A61M15/0086—Inhalation chambers
-
- 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
- A61M15/0091—Inhalators mechanically breath-triggered
-
- 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. ventilators; Tracheal tubes
- A61M16/10—Preparation of respiratory gases or vapours
- A61M16/14—Preparation of respiratory gases or vapours by mixing different fluids, one of them being in a liquid phase
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P11/00—Drugs for disorders of the respiratory system
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P11/00—Drugs for disorders of the respiratory system
- A61P11/06—Antiasthmatics
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
- G01N15/06—Investigating concentration of particle suspensions
-
- 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
- A61M2202/00—Special media to be introduced, removed or treated
- A61M2202/06—Solids
- A61M2202/064—Powder
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
- G01N15/06—Investigating concentration of particle suspensions
- G01N15/075—Investigating concentration of particle suspensions by optical means
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
- G01N2015/0042—Investigating dispersion of solids
- G01N2015/0046—Investigating dispersion of solids in gas, e.g. smoke
Landscapes
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Veterinary Medicine (AREA)
- Animal Behavior & Ethology (AREA)
- Public Health (AREA)
- Pulmonology (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Chemical & Material Sciences (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Hematology (AREA)
- Anesthesiology (AREA)
- Medicinal Chemistry (AREA)
- Pharmacology & Pharmacy (AREA)
- Epidemiology (AREA)
- Physics & Mathematics (AREA)
- Analytical Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Dispersion Chemistry (AREA)
- Biochemistry (AREA)
- Emergency Medicine (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- General Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Otolaryngology (AREA)
- Biophysics (AREA)
- Medicinal Preparation (AREA)
- Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Investigating Or Analysing Biological Materials (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB1700727.9 | 2017-01-16 | ||
| GBGB1700727.9A GB201700727D0 (en) | 2017-01-16 | 2017-01-16 | Inhalers and airflow adaptors therefor |
| PCT/EP2018/051023 WO2018130723A1 (en) | 2017-01-16 | 2018-01-16 | Testing method for a dry powder inhaler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA3049504A1 true CA3049504A1 (en) | 2018-07-19 |
Family
ID=58463410
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA3049504A Withdrawn CA3049504A1 (en) | 2017-01-16 | 2018-01-16 | Testing method for a dry powder inhaler |
| CA3049297A Withdrawn CA3049297A1 (en) | 2017-01-16 | 2018-01-16 | Inhalers and airflow adaptors therefor |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA3049297A Withdrawn CA3049297A1 (en) | 2017-01-16 | 2018-01-16 | Inhalers and airflow adaptors therefor |
Country Status (17)
| Country | Link |
|---|---|
| US (5) | US20200179623A1 (enExample) |
| EP (6) | EP3884977B1 (enExample) |
| JP (1) | JP2020505113A (enExample) |
| KR (1) | KR20190108592A (enExample) |
| CN (1) | CN110177592B (enExample) |
| AU (1) | AU2018207234B2 (enExample) |
| CA (2) | CA3049504A1 (enExample) |
| DK (1) | DK3568181T3 (enExample) |
| EA (1) | EA039623B1 (enExample) |
| ES (2) | ES2936861T3 (enExample) |
| FI (1) | FI3568181T3 (enExample) |
| GB (1) | GB201700727D0 (enExample) |
| HU (1) | HUE061264T2 (enExample) |
| IL (1) | IL267860B2 (enExample) |
| PL (1) | PL3568181T3 (enExample) |
| PT (1) | PT3568181T (enExample) |
| WO (2) | WO2018130727A1 (enExample) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB201700727D0 (en) | 2017-01-16 | 2017-03-01 | Teva Pharma | Inhalers and airflow adaptors therefor |
| GB2614774A (en) * | 2022-07-14 | 2023-07-19 | Copley Scient Ltd | Inhaler testing apparatus |
| EP4643112A1 (de) * | 2023-01-24 | 2025-11-05 | Microtrac Retsch GmbH | Deagglomerationsvorrichtung und partikelmessvorrichtung |
Family Cites Families (27)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2918A (en) | 1843-01-20 | Improvement in machinery and in the process of manufacturing metallic pipes | ||
| US408A (en) | 1837-09-25 | Machine for | ||
| DE4211475A1 (de) * | 1991-12-14 | 1993-06-17 | Asta Medica Ag | Pulverinhalator |
| ES2165768B1 (es) | 1999-07-14 | 2003-04-01 | Almirall Prodesfarma Sa | Nuevos derivados de quinuclidina y composiciones farmaceuticas que los contienen. |
| US6785400B1 (en) * | 1999-08-17 | 2004-08-31 | Image Therm Engineering, Inc. | Spray data acquisition system |
| TWI224514B (en) * | 2000-06-23 | 2004-12-01 | Norton Healthcare Ltd | Dose metering system for medicament inhaler |
| AR028747A1 (es) | 2000-06-23 | 2003-05-21 | Norton Health Care Ltd | Desaglomerador para inhalador de polvo seco accionado por la respiracion, un inhalador de polvo seco y un metodo de desaglomeracion de polvo seco. |
| FI20002363A0 (fi) * | 2000-10-27 | 2000-10-27 | Orion Yhtymae Oyj | Jauheinhalaattori |
| US6618127B2 (en) * | 2001-11-26 | 2003-09-09 | Patheon Inc. | Spray plume characterization system |
| GB0321607D0 (en) | 2003-09-15 | 2003-10-15 | Vectura Ltd | Manufacture of pharmaceutical compositions |
| GB0420513D0 (en) * | 2004-09-15 | 2004-10-20 | Optinose As | Powder delivery devices |
| GB0427856D0 (en) * | 2004-12-20 | 2005-01-19 | Glaxo Group Ltd | Maniflod for use in medicament dispenser |
| US7219664B2 (en) * | 2005-04-28 | 2007-05-22 | Kos Life Sciences, Inc. | Breath actuated inhaler |
| WO2009029027A1 (en) * | 2007-08-24 | 2009-03-05 | Astrazeneca Ab | Breath- triggered inhaler |
| KR20110139737A (ko) * | 2009-03-18 | 2011-12-29 | 맨카인드 코포레이션 | 레이저 회절 장치용의 흡입기 어댑터와 입도 분포 측정 방법 |
| DE102009052267A1 (de) | 2009-11-06 | 2011-05-12 | Georg Ortner | Verfahren und Vorrichtung zur Erzeugung eines Duftluftstroms |
| GB0919465D0 (en) * | 2009-11-06 | 2009-12-23 | Norton Healthcare Ltd | Airflow adaptor for a breath-actuated dry powder inhaler |
| JP6050758B2 (ja) * | 2010-12-07 | 2016-12-21 | レスピラ セラピューティクス インコーポレイテッドＲｅｓｐｉｒａ Ｔｈｅｒａｐｅｕｔｉｃｓ，Ｉｎｃ． | 乾燥粉末吸入器及びその作動方法 |
| US20120234320A1 (en) * | 2011-03-17 | 2012-09-20 | O'ferrell Zachary W | Metered Dose Inhaler Port for Ventilated Patients |
| EP2689457A4 (en) * | 2011-03-25 | 2014-10-08 | Exxonmobil Upstream Res Co | DIFFERENTIAL INFRARED IMAGING APPARATUS FOR DETECTING GAS BANNERS |
| AU2012253569B2 (en) | 2011-05-09 | 2018-02-15 | Impel Pharmaceuticals Inc. | Nozzles for nasal drug delivery |
| US12491325B2 (en) * | 2013-08-22 | 2025-12-09 | Aptargroup, Inc. | Drug delivery devices and methods for administering substances to a body cavity by heterogenous aerosolization for treatment of binge-eating disorders and/or obesity |
| US11278682B2 (en) * | 2014-11-09 | 2022-03-22 | Sipnose Ltd. | Device and method for aerosolized delivery of substance to a natural orifice of the body |
| US20150092189A1 (en) * | 2013-10-01 | 2015-04-02 | Innovasystems, Inc. | Spray analysis system and method |
| US20160243320A1 (en) * | 2013-10-07 | 2016-08-25 | Teva Branded Pharmaceutical Products R&D, Inc. | Dry powder inhaler |
| EP3448432A4 (en) * | 2016-04-25 | 2020-01-22 | Technion Research & Development Foundation Limited | TARGETED ADMINISTRATION OF AEROSOLS OF MAGNETIZED ACTIVE AGENTS |
| GB201700727D0 (en) | 2017-01-16 | 2017-03-01 | Teva Pharma | Inhalers and airflow adaptors therefor |
-
2017
- 2017-01-16 GB GBGB1700727.9A patent/GB201700727D0/en not_active Ceased
-
2018
- 2018-01-16 DK DK18701295.0T patent/DK3568181T3/da active
- 2018-01-16 ES ES18701295T patent/ES2936861T3/es active Active
- 2018-01-16 US US16/477,380 patent/US20200179623A1/en not_active Abandoned
- 2018-01-16 KR KR1020197023286A patent/KR20190108592A/ko not_active Ceased
- 2018-01-16 FI FIEP18701295.0T patent/FI3568181T3/fi active
- 2018-01-16 EP EP21174417.2A patent/EP3884977B1/en active Active
- 2018-01-16 CA CA3049504A patent/CA3049504A1/en not_active Withdrawn
- 2018-01-16 EP EP21174424.8A patent/EP3884979A1/en not_active Withdrawn
- 2018-01-16 US US16/476,390 patent/US11969544B2/en active Active
- 2018-01-16 WO PCT/EP2018/051036 patent/WO2018130727A1/en not_active Ceased
- 2018-01-16 AU AU2018207234A patent/AU2018207234B2/en active Active
- 2018-01-16 EA EA201991706A patent/EA039623B1/ru unknown
- 2018-01-16 EP EP18700589.7A patent/EP3568180A1/en not_active Withdrawn
- 2018-01-16 IL IL267860A patent/IL267860B2/en unknown
- 2018-01-16 ES ES21174417T patent/ES2988391T3/es active Active
- 2018-01-16 EP EP22213233.4A patent/EP4169557A1/en active Pending
- 2018-01-16 CA CA3049297A patent/CA3049297A1/en not_active Withdrawn
- 2018-01-16 PL PL18701295.0T patent/PL3568181T3/pl unknown
- 2018-01-16 WO PCT/EP2018/051023 patent/WO2018130723A1/en not_active Ceased
- 2018-01-16 JP JP2019538350A patent/JP2020505113A/ja active Pending
- 2018-01-16 CN CN201880007039.2A patent/CN110177592B/zh active Active
- 2018-01-16 EP EP21174419.8A patent/EP3884978A1/en not_active Withdrawn
- 2018-01-16 HU HUE18701295A patent/HUE061264T2/hu unknown
- 2018-01-16 EP EP18701295.0A patent/EP3568181B1/en active Active
- 2018-01-16 PT PT187012950T patent/PT3568181T/pt unknown
-
2021
- 2021-06-02 US US17/337,325 patent/US11771851B2/en active Active
- 2021-06-02 US US17/337,328 patent/US20210283350A1/en not_active Abandoned
- 2021-06-02 US US17/337,327 patent/US20210283349A1/en not_active Abandoned
Also Published As
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US11771851B2 (en) | Testing method for a dry powder inhaler | |
| De Boer et al. | Characterization of inhalation aerosols: a critical evaluation of cascade impactor analysis and laser diffraction technique | |
| US11181447B2 (en) | Apparatus and method for determination of the fine particle dose of a powder inhalation formulation | |
| Kimbell et al. | Characterization of deposition from nasal spray devices using a computational fluid dynamics model of the human nasal passages | |
| NO311008B1 (no) | Separator for pulverinhalatorer | |
| Behara et al. | Development and comparison of new high-efficiency dry powder inhalers for carrier-free formulations | |
| Dos Reis et al. | In-vitro and particle image velocimetry studies of dry powder inhalers | |
| Dhand et al. | High speed photographic analysis of aerosols produced by metered dose inhalers | |
| Lee et al. | Spiral mouthpiece design in a dry powder inhaler to improve aerosolization | |
| HK40061809A (en) | Testing method for a dry powder inhaler | |
| HK40061810A (en) | Testing method for a dry powder inhaler | |
| HK40061808A (en) | Testing method for a dry powder inhaler | |
| Hira et al. | In vitro evaluation of optimal inhalation flow patterns for commercial dry powder inhalers and pressurized metered dose inhalers with human inhalation flow pattern simulator | |
| Han et al. | Investigation of powder dispersion inside a SPIROS® dry powder inhaler using particle image velocimetry | |
| Araújo et al. | Performance evaluation of nebulizers based on aerodynamic droplet diameter characterization using the direct laminar incidence (DLI) | |
| Kumar et al. | Effect of transient inhalation on powder evacuation and dispersion in a typical dual air inlet dry powder inhaler | |
| Fishler et al. | Particle sizing of pharmaceutical aerosols via direct imaging of particle settling velocities | |
| Han et al. | Flow field measurement inside the mouthpiece of the Spiros inhaler using particle image velocimetry | |
| Copley | Improving inhaled product testing: methods for obtaining better in vitro-in vivo relationships | |
| Huang et al. | Droplet deposition dynamics in a realistic three-dimensionally printed human upper airway: An in vitro study | |
| Mitchell | Aerodynamic Particle Size Testing | |
| Reis et al. | In-vitro and Particle Image Velocimetry Studies of Dry Powder Inhalers | |
| Terakosolphan et al. | Characterisation of aerosols from solution-based pressurised metered dose inhalers (pMDIs) when delivered by PreciseInhale® | |
| Nebulizers | Pulmonary administration and deposition | |
| Kusmartseva et al. | In-line assessment of pulmonary drug delivery using light obscuration |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EEER | Examination request |
Effective date: 20210618 |
|
| AZWI | Withdrawn application |
Effective date: 20220101 |
|
| AZWI | Withdrawn application |
Effective date: 20220101 |