Did You Know...
...that in 1800 ether was first used by partyers as a fun diversion? Sniffing the gas led to hilarious and raucous laughter as people watched each other become more and more intoxicated and silly. Several doctors independently realized the value ether would have to anesthetize surgery patients. Of those who claimed rights to the "discovery," none had a happy ending. One had a seizure and died defending his rights. Another spent his life in an asylum because he had been denied acclaim. A third became addicted to chloroform and, in a New York City jail, he soaked a cloth in the drug, severed an artery and bled to death.
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| Number | Title | Issue Date |
| 4134614 | Mobile easel and seating means The invention relates to an artist's easel characterized by circular mobility around a fixed base.... | 01/16/1979 |
| 4128317 | Positioning means for ophthalmic examinations Head positioning means, accomodated on a stand used in conjunction with equipment for examinations of the eyes with conventional lower and upper support ledges, comprising a bi-directionally movable chin support mounted on the lower ledge; two, by means o... | 12/05/1978 |
| 4102564 | Portable device for the accurate measurement of eye movements both in light and obscurity A portable device for accurately measuring horizontal and vertical movements of each eye of a subject by reflecting thereon non-modulated invisible infrared light and converting the movements into continuous voltages. The device comprises emitters and det... | 07/25/1978 |
| 4089497 | Rail cap A cap adapted for use with an elongated rail having a pair of opposed lateral surfaces includes a support member having laterally opposed walls which extend along the lateral surface of the rail. A resiliently compressible material is disposed over the su... | 05/16/1978 |
| 4088290 | Artist's maulstick A telescopic maulstick that can be extended and retracted, as required, and clamped to the sides of an artist's frame having end means for securing same thereto and means intermediate the ends for locking the maulstick in a clamped position. The maulstick... | 05/09/1978 |
| 4043330 | Arm board for intravenous infusions An improved medical restraining board for temporarily restraining, for example, a patient's forearm and wrist during intravenous administration of fluids. The arm board includes an elongated flat rigid support member which is padded on at least one side w... | 08/23/1977 |
| 4018217 | Arm and hand rest device for microsurgery An arm and hand rest device for performing microsurgery, such as an eye operation, on a patient lying on an operating table, the device having a board placed on the operating table beneath the upper body portion of the patient so that the weight of the pa... | 04/19/1977 |
| 4005840 | Adjustable arm support An adjustable, compact and foldable rest for supporting both arms primarily upon a seated person's knees.... | 02/01/1977 |
| 3972133 | Mahl-stick holder A device is disclosed for use in combination with an artist's frame-mounted working surface and a mahl-stick, which device provides support for one end of the mahl-stick in order to provide more stable support for the hand of the artist in use. A preferre... | 08/03/1976 |
| 3950027 | Armrest for dental chair An armrest for dental chairs and the like can be rotated 90° in a horizontal plane about a vertical axis to permit easier entry and exit of a patient to and from the chair. The armrest is automatically locked at either the forward position or the 90° po... | 04/13/1976 |
