Patent ID: 7510547
Filing Date: 2009-03-31
Classification: A61J,Y10T

Abstract:
1. An adaptor for coupling with a previously sealed vial and for generally maintaining a pressure within the vial as contents are removed therefrom, the adaptor comprising: a base having a sheath extending therefrom; a flexible receptacle; a first channel formed in the sheath, the first channel housing at least a portion of the receptacle and configured to be in fluid communication with an environment separate from the contents of the vial; and a second channel formed in the sheath, the second channel configured to allow at least a portion of the contents of the vial to be removed therethrough, wherein the receptacle is configured to expand and accommodate inflow from the environment in response to pressure changes within the vial as fluid is removed from the vial such that the environment remains separate from the contents of the vial, and wherein the sheath is configured to position the receptacle within the sealed vial when the adaptor is coupled to the vial.