Method and apparatus for inducing lethargic relaxation or sleep

• US 3,388,699 A
• Filed: 02/02/1966
• Issued: 06/18/1968
• Est. Priority Date: 02/02/1966
• Status: Expired due to Term

• Current Assignee: Gulden W. Yoder, Marvin W. Webb
• Original Assignee: Gulden W. Yoder, Marvin W. Webb
• Inventors: Webb, Marvin W., Yoder, Gulden W.
• Application Number:
  US04/534,595
• Time in Patent Office: 867 Days
• US Class Current: 600/26
• CPC Class Codes: A61M 21/00 Other devices or methods to cause a change in the state of consciousness; Devices for producing or ending sleep by mechanical, optical, or acoustical means, e.g. for hypnosis
• CPC Class Codes: A61N 1/0408 Use-related aspects
• CPC Class Codes: A61N 1/0456 Specially adapted for transcutaneous electrical nerve stimulation [TENS]
• CPC Class Codes: A61N 1/0472 Structure-related aspects
• CPC Class Codes: A61N 1/36034 specified by the stimulation parameters

Claims

1. IN A DEVICE FOR INDUCING LETHARGIC RELAXATION OR SLEEP IN A SUBJECT WHEREIN ELECTRICAL IMPULSES ARE GENERATED BY ELECTRICAL MEANS AND APPLIED TO THE SUBJECT'"'"''"'"'S CEREBRUM BY ELECTRODES ATTACHED IN NEAR CONTACT WITH THE SUBJECT'"'"''"'"'S EYELIDS AND MASTOID PROCESSES, THE IMPROVEMENT IN SAID ELECTRICAL MEANS, COMPRISING MEANS FOR GENERATING VOLTAGES WHICH, IN A PREDETERMINED PERIOD OF TIME, SAID PREDETERMINED PERIOD OF TIME BEING IN THE RANGE OF 0.3 TO 0.7 MILLISECOND, INCREASE SUBSTANTIALLY INSTANTANEOUSLY FROM A REFERENCE LEVEL TO A MAXIMUM MAGNITUDE, SAID MAXIMUM MAGNITUDE BEING IN THE RANGE OF 25 TO 100 VOLTS, IN A SMALL PORTION OF SAID PERIOD OF TIME CHANGE TO A MAGNITUDE INTERMEDIATE THE MAXIMUM AND REFERENCE LEVELS, IN SUBSTANTIALLY THE REMAINING PORTION OF SAID PERIOD OF TIME CHANGE TO A MAGNITUDE BETWEEN SAID INTERMEDIATE AND REFRENCE LEVELS AND THEN SUBSTANTIALLY INSTANTANEOUSLY RETURN TO SAID REFERENCE LEVEL.