Patents Assigned to Modern Medical Devices
  • Patent number: 5569235
    Abstract: A valve for a needleless syringe fitting is disclosed. The valve has a receptacle fitting for releasable attachment to the syringe fitting, a valve chamber, a valve seat adjacent the chamber, and elastomeric sealing bowl within the chamber. The bowl is deformed and partially inverted when the syringe fitting is attached to the receptacle fitting, causing the valve to open. Also disclosed is a valved container in which a vial is sealed by a valve of this type.
    Type: Grant
    Filed: June 21, 1994
    Date of Patent: October 29, 1996
    Assignee: Modern Medical Devices
    Inventors: James B. Ross, Ronald Chang
  • Patent number: 5466897
    Abstract: A dispenser apparatus for use in dispensing disposable stethoscope diaphragms for removable attachment to a stethoscope head is disclosed. The apparatus operates by removing a diaphragm from a stack, and presenting it for attachment to a stethoscope, when a dispensing plate is shuttled between retracted and extended positions. Also disclosed is a method for reducing the risk of infection by stethoscope use.
    Type: Grant
    Filed: June 8, 1994
    Date of Patent: November 14, 1995
    Assignee: Modern Medical Devices
    Inventors: James B. Ross, Gary L. Christiansen, Ronald Chang