Patents Assigned to TelMed, Inc.
  • Portable non-invasive testing apparatus with logarithmic amplification
    Patent number: 5265613
    Abstract: A portable apparatus for the non-invasive, simultaneous, self-testing of fetal and maternal signals which comprises: a user display means to indicate that the device is operational; an ultrasonic means connected to the device for detecting fetal heart rate; a detection means connected to the device for detecting maternal input signals; signal processing means including a logarithmic amplification means for simultaneously processing fetal heart rate and maternal input signals; and a communication linking mean for the simultaneous transmission of fetal heart rate and maternal input data to a remote output device.
    Type: Grant
    Filed: April 3, 1992
    Date of Patent: November 30, 1993
    Assignee: TelMed, Inc.
    Inventors: Yacob Z. Feldman, Isaac Rapoport
  • Portable non-invasive testing apparatus
    Patent number: 5257627
    Abstract: A portable apparatus for the non-invasive, simultaneous, self-testing of fetal and maternal signals which comprises: a user display means to indicate that the device is operational, an ultrasonic means to detect fetal heart rate connected to said device, a detection means for maternal input signal connected to said device, wherein the device has signal processing means for simultaneously processing fetal heart rate and maternal input signals, and also has a communication linking means for the simultaneous transmission of fetal heart rate and maternal input data to a remote output device.
    Type: Grant
    Filed: November 14, 1991
    Date of Patent: November 2, 1993
    Assignee: TelMed, Inc.
    Inventor: Isaac Rapoport