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Class Information
Number: 600/28
Name: Surgery > Sleep or relaxation inducing therapy (e.g., direct nerve stimulation, hypnosis, analgesia) > Sensory (e.g., visual, audio, tactile, etc.) > Audio (e.g., heartbeat, "white noise", etc.)
Description: Subject matter wherein the sensory stimulation produces effects only on the sense of hearing.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 4129123 |
Defined space having sound-insulated and light-impermeable walls, preferably intended to enclose a bed |
Dec. 12, 1978 |
| 4124022 |
Heart novelty and relaxation device |
Nov. 7, 1978 |
| 4093944 |
Silent awakening system with means adapted to induce sleep |
Jun. 6, 1978 |
| 4082918 |
Audio analgesic unit |
Apr. 4, 1978 |
| 4066072 |
Comfort cushion for infants |
Jan. 3, 1978 |
| 4047377 |
Sleep-inducing/interrupting audio system |
Sep. 13, 1977 |
| 4034741 |
Noise generator and transmitter |
Jul. 12, 1977 |
| 4031320 |
Sound producing device |
Jun. 21, 1977 |
| 3994282 |
Heart-beat electronic simulator |
Nov. 30, 1976 |
| 3993043 |
Portable sleep inducer |
Nov. 23, 1976 |
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