Aerosol type applicator for body cavity

Claim 1

AN AEROSOL-TYPE APPLICATOR FOR DISCHARGING A PREDETERMINED QUANTITY OF FLUID MATERIAL INTO A BODY CAVITY, COMPRISING IN COMBINATION: (A) AN AEROSOL DISPENSER INCLUDING AN ELONGATE TUBULAR PRESSURIZED CONTAINER AND AN AXIALLY MOVABLE AND DEPRESSIBLE VALVE STEM AT ONE END OF THE CONTAINER, (B) A TUBULAR HOLDER HAVING AN OPEN END AND HAVING AN ELONGATE PLUNGER INCLUDING AT THE OPPOSITE END OF THE HOLDER AN APERTURED END PORTION CONSTITUTED AS PART OF THE SAID PLUNGER, (C) THE APERTURED END PORTION OF THE HOLDER HAVING MEANS ENGAGEABLE AND COOPERABLE WITH THE VALVE STEM OF THE PRESSURIZED CONTAINER TO OPEN THE VALVE WHEN THE CONTAINER IS SHIFTED INWARD IN THE HOLDER, (D) SAID HOLDER WHOLLY RECEIVING AND CARRYING THE VALVED END OF THE PRESSURIZED CONTAINER AND ALSO A LARGE FRACTION PART OF THE LATTER WHEREBY A DISCHARGE OF AEROSOL SUBSTANCE FROM THE DISPENSER OUT THROUGH THE SAID APERTURED PLUNGER END PORTION MAY BE EFFECTED BY RELATIVE MOVEMENT BETWEEN THE PLUNGER AND PRESSURIZED CONTAINER, (E) AN ELONGATE CYLINDER MEMBER HAVING A BORE IN WHICH THE APERTURED PLUNGER END AND ELONGATE PLUNGER ARE CLOSELY, SLIDABLY RECEIVED AND IN WHICH THE PLUNGER IS RECIPROCABLE, SAID CYLINDER MEMBER HAVING HANDLE MEANS AT ONE END AND BEING ADAPTED FOR INSERTION IN THE BODY CAVITY WHEN HELD BY SAID HANDLE MEANS, (F) THE OTHER END OF SAID CYLINDER MEMBER HAVING A ROUNDED EXTERIOR AND AN ORIFICE THROUGH WHICH THE SUBSTANCE DISCHARGED FROM THE PRESSURIZED CONTAINER AND PLUNGER END MAY BE EJECTED WHEN THE SAID PLUNGER END AND PLUNGER OF THE HOLDER ARE ADVANCED FURTHER INTO THE CYLINDER MEMBER, (G) SAID HOLDER HAVING A BODY PORTION WITHIN WHICH THE REMAINING FRACTIONAL PART OF THE PRESSURIZED CONTAINER IS SUBSTANTIALLY WHOLLY CONTAINED, (H) SAID HOLDER HAVING AT ITS OPEN END A HANDLE FLANGE EXTENDING SUBSTANTIALLY RADIALLY OUTWARD, (I) THE OUTER END OF THE PRESSURIZED CONTAINER BEING CLOSELY JUXTAPOSED TO THE SAID HANDLE FLANGE TO ENABLE IT TO BE CONVENIENTLY ENGAGED SIMULTANEOUSLY WITH THE HANDLE FLANGE BY THE FINGERS OF THE USER, (J) SAID HOLDER COMPRISING A CLOSE-FITTING GUIDE FOR THE CONTAINER, RESTRICTING MOVEMENT OF THE LATTER TO AN AXIAL DIRECTION WITHIN THE HOLDER AND PREVENTING ALL SIDEWISE MOVEMENT OF THE CONTAINER, (K) A STOP SHOULDER ON THE INTERIOR OF THE HOLDER, FOR ENGAGEMENT WITH A PORTION OF THE DISPENSER TO HALT THE MOVEMENT OF THE SAME AND THE CONTAINER THEREOF WHEN THESE REACH THE DISCHARGE POSITION.