Patents Assigned to Lionel C. R. Emmett
  • Patent number: 4111196
    Abstract: An intrauterine contraceptive device made from plastic having a C-shape or Omega-shape to enable it to lie in the uterine cavity. Lines of predetermined length are attached at one of their ends respectively to enlargement portions of the terminal ends of the device and with their other ends fastened by a plastic bead and aid in insertion, removal and as a telltale marker. The device can include a metallic contraceptive material such as copper. One embodiment uses copper wire, which can be of selected different diameter, wound on the body of the device and retained against slippage by serrations on the body. A tubular inserter with appropriate grips and a cervical abutment flange is used to receive the IUD in elongated deformation.
    Type: Grant
    Filed: February 23, 1976
    Date of Patent: September 5, 1978
    Assignee: Lionel C. R. Emmett
    Inventor: Lionel C. R. Emmett
  • Patent number: 4018220
    Abstract: An intrauterine contraceptive device made from plastic having a C-shape or Omega-shape to enable it to lie in the uterine cavity. Lines of predetermined length are attached at one of their ends respectively to enlargement portions of the terminal ends of the device and with their other ends fastened by a plastic bead and aid in insertion, removal and as a telltale marker. The device can include a metallic contraceptive material such as copper. One embodiment uses copper wire, which can be of selected different diameter, wound on the body of the device and retained against slippage by serrations on the body. A tubular inserter with appropriate grips and a cervical abutment flange is used to receive the IUD in elongated deformation.
    Type: Grant
    Filed: February 23, 1976
    Date of Patent: April 19, 1977
    Assignee: Lionel C. R. Emmett
    Inventor: Lionel C. R. Emmett