The development of inhalation anaesthesia : with special reference to the years 1846-1900... / [Barbara M. Duncum].
- Duncum, Barbara M.
- Date:
- 1947
Licence: In copyright
Credit: The development of inhalation anaesthesia : with special reference to the years 1846-1900... / [Barbara M. Duncum]. Source: Wellcome Collection.
348/664 page 328
![Fig. 84.—DIAGRAM OF THE ETHER VESSEL OF CLOVER'S ' COMBINED GAS-AND-ETHER APPARATUS', IN SECTION i. Hook for suspending the vessel from a strap round the adminis- trator's neck. t. Filling tube for ether. The flexible tube joined the ether vessel at //. The bag joined the ether vessel at D. When the control tap, k, was opened the interior of the ether vessel, C, was in direct communication with the bag, D and the tube, n. The flow of nitrous oxide from the cylinder into the ether vessel was controlled by the stopcock, m. Arrows indicate the direction of the stream of gas passing through the ether vessel. Mayer, of solid leather framework supporting a collar of inflated India-rubber, are the best, but sometimes they require to be warmed before using. ' For giving nitrous oxide only.—The regulator is turned to G. The stopcock of the ether vessel is closed. This vessel is hooked upon the strap round the [administrator's] neck. The strap is adjusted so that the ether vessel stands at a higher level than the facepiece. The gas being turned on, by rotating the foot-key with the foot, the gas-bag is kept filled as fast as it is emptied](https://iiif.wellcomecollection.org/image/b20457200_0352.jp2/full/800%2C/0/default.jpg)
