US PATENT SUBCLASS 128 / 203.13
.~.~ Means for supplying anesthetic under patient's control

Current as of: June, 1999
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128 /   HD   SURGERY

200.24  DF  RESPIRATORY METHOD OR DEVICE {32}
203.12  DF  .~ Means for mixing treating agent with respiratory gas {16}
203.13.~.~ Means for supplying anesthetic under patient's control

DEFINITION

Classification: 128/203.13

Means for supplying anesthetic under patient's control:

(under subclass 203.12) Subject matter including means for supplying anesthetic under a patient's control.

(1) Note. A patent is placed in this subclass only when disclosed as having a means (e.g., a valve or regulator, etc.) operated by the patient's hand or other body member to control his supply of anesthetic gas. Devices merely responsive to a patient's breathing, for example, are found elsewhere.