1. A patient, surrogate, or parent or guardian of a minor patient may at any time revoke his or her consent to withhold or withdraw life-sustaining treatment by informing an attending physician or a member of the medical or nursing staff of the revocation.
2. An attending physician informed of a revocation of consent made pursuant to this section shall immediately:
(a) record the revocation in the patient's medical record;
(b) cancel any orders implementing the decision to withhold or withdraw treatment; and
(c) notify the hospital staff directly responsible for the patient's care of the revocation and any cancellations.
3. Any member of the medical or nursing staff informed of a revocation made pursuant to this section shall immediately notify an attending physician of the revocation.