VARIABLE DOSE AEROSOL DRUG CANISTER
First Claim
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1. A variable volume medicament valve comprising:
- a. a housing; and
b. a plug insertable into said housing wherein a volume of medicament to be released by said valve is defined by a distance between a lower surface of the plug and a top surface of the housing and wherein said volume is variable.
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Abstract
A variable volume medicament valve, inhaler; and method of treatment including a housing, and a plug insertable into the housing wherein a volume of medicament to be released by the valve is defined by a distance between a lower surface of the plug and a top surface of the housing and wherein the volume is variable.
47 Citations
39 Claims
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1. A variable volume medicament valve comprising:
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a. a housing; and b. a plug insertable into said housing wherein a volume of medicament to be released by said valve is defined by a distance between a lower surface of the plug and a top surface of the housing and wherein said volume is variable. - View Dependent Claims (2, 3, 4, 5, 12, 13)
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6. A variable dose metered inhaler comprising:
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a. an inhaler body; b. a canister for storage of one or more pressurized doses of a medicament which is placed in the inhaler body; and c. a dose variable valve, said dose variable valve including a valve housing and a valve plug, wherein a volume of drug to be administered can be varied by movement of the valve plug in relation to the valve housing. - View Dependent Claims (7, 8, 9, 10)
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11. A breath actuated variable dose metered inhaler comprising:
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a. an inhaler body having a mouth piece; b. a canister for storage of one or more pressurized doses of a medicament which is placed in the inhaler body; c. a dose variable valve, said dose variable valve including a valve housing and a valve plug, wherein a volume of drug to be administered can be varied by movement of the valve plug in relation to the valve housing; and d. a breath actuated trigger which releases the volume of drug to be administered to the mouthpiece upon inhalation by a user. - View Dependent Claims (14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24)
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25. A variable dose metered nasal drug delivery device comprising:
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a. a nasal drug delivery device body having a mouthpiece and a nose piece; b. a canister for storage of one or more pressurized doses of a medicament; c. a dose variable valve, said dose variable valve including a valve housing and a valve plug, wherein a volume of drug to be administered can be varied by movement of the valve plug ill relation to the valve housing; and d. a breath actuated trigger which releases the volume of drug to be administered to the nosepiece upon the exhalation of a user into the mouthpiece. - View Dependent Claims (26, 27, 28, 29)
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30. A method of treatment of a condition in need thereof by application of a drug effective for the treatment thereof comprising steps of:
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a. providing an inhaler; b. providing a pressurized container having a medication; c. setting a dose based upon the need of the patient; d. inhaling on a mouthpiece of the inhaler; and e. delivering the set dose to the patient. - View Dependent Claims (31, 32, 33, 34, 35, 36, 37, 38)
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39. A method of varying the volume of a valve for release of a pressurized material comprising:
- providing a variable volume medicament valve having a housing, and a plug insertable into the housing wherein a volume of medicament to be released by said valve is defined by a distance between a lower surface of the plug and a top surface of the housing; and
rotating the housing relative to the plug to change the distance.
- providing a variable volume medicament valve having a housing, and a plug insertable into the housing wherein a volume of medicament to be released by said valve is defined by a distance between a lower surface of the plug and a top surface of the housing; and
Specification