Dry powder inhaler

A dry powder inhaler, comprising:

• a housing to receive a single blister containing a dose of medicament for inhalation by a user, said blister comprising a blister lid attached to a blister bowl;
• a mouthpiece configured to allow a user to inhale the dose of medicament therethrough;
• a blister opening device, said blister opening device comprising.
• a blister support element, said blister support element having:
• a blister seat configured to contact a middle portion of the blister bowl,
• two edges on two, respective opposing sides of the blister seat such that there are two spaced apart apertures on either side of the blister seat that do not support two, respective spaced apart portions of the blister bowl;
• and
• a blister folding element operatively connected to the housing, said blister filter element comprising:
• two spaced apart fold members,
• wherein said blister folding element is foldable relative to the blister support element about a pivotable axis from a first position where the spaced apart fold members are not disposed in the two spaced apart apertures on either side of the blister seat and a second position where the spaced apart fold members are disposed in the two spaced apart apertures on either side of the blister seat, one of each of the two spaced apart fold members in each of the two spaced apart apertures, such that the two spaced apart fold members are configured to contact the two respective spaced apart portions of the blister bowl along the two edges of the blister seat, respectively.

A dry powder inhaler, comprising:

• a housing to receive a single blister containing a dose of medicament for inhalation by a user, said blister comprising a blister lid attached to a blister bowl;
• a mouthpiece configured to allow a user to inhale the dose of medicament therethrough;
• a blister opening device, said blister opening device comprising.
• a blister support element, said blister support element having:
• a blister seat configured to contact a middle portion of the blister bowl,
• two edges on two, respective opposing sides of the blister seat such that there are two spaced apart apertures on either side of the blister seat that do not support two, respective spaced apart portions of the blister bowl;
• and
• a blister folding element operatively connected to the housing, said blister filter element comprising:
• four fold feet,
• wherein said blister folding element is foldable relative to the blister support element about a pivotable axis from a first position where the four fold feet are not disposed in the two spaced apart apertures on either side of the blister seat and a second position where a first pair of the four fold feet and a second pair of the four fold feet are disposed respectively in each of the two spaced apart apertures on either side of the blister seat such that the first pair of the four fold feet and the second pair of the four fold feet are configured to contact the two respective spaced apart portions of the blister bowl along the two edges of the blister seat, respectively.