Electrical sleep machine and sleep inducing method

• US 3,255,753 A
• Filed: 03/22/1963
• Issued: 06/14/1966
• Est. Priority Date: 03/22/1963
• Status: Expired due to Term

• Current Assignee: Omar Wing
• Original Assignee: Omar Wing
• Inventors: Wing, Omar
• Application Number:
  US04/267,086
• Time in Patent Office: 1,180 Days
• US Class Current: 607/72
• 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 1/36034 specified by the stimulation parameters

Claims

1. AN APPARATUS FOR INDUCING SLEEP IN A PATIENT COMPRISING, IN COMBINATION, CIRCUIT FOR GENERATING A PULSE WAVE TRAIN CHARACTERIZED BY APULSE REPETITION RAE OF 30 TO 40 CYCLES PER SECOND, A PULSE AMPLITUDE OF 18 TO 24 VOLTS, AND A PULSE WIDTH OF APPROXIMATELY 1.8 TO 2.0 MILLISECONDS WHEREBY SAID WAVE TRAIN IS ADAPTED TO INDUCE SLEEP IN THE PATIENT;

RECHARGEABLE BATTERY MEANS ADAPTED FOR CONNECTION TO A 110 VOLT A.C. MAIN FOR CHARGING AND RECHARGIN;

RECTIFIER MEANS CONNECTABLE AT THE WILL OF THE OPERATOR BETWEEN THE BATTERY MEANS AND THE A.C. MAIN;

SWITCH MEANS FOR CONNECTING THE BATTERY MEANS TO ONLY ONE OF THE CHARGING MAIN AND THE CIRCUIT MEANS AT ANY GIVEN TIME;

APPLICATOR MEANS ADAPTED TO FIT THE HEAD OF THE PATIENT;

AND ISOLATION MEANS COMPRISING AN EMITTERFOLLOWER-CONNECTED TRANSISTOR CIRCUIT CONNECTED BETWENE THE BATTERY MEANS AND THE APPLICATOR MEANS TO PASS THE PULSE WAVE TRAIN TO THE APPLICATOR MEANS AND FOR PRECLUDING INFLUENCE OF IMPEDANCE CHANGES IN THE PATIENT FROM BEING REFLECTED BACK INTO THE CIRCUIT MEANS.