Anesthetizing and resuscitating apparatus

Claim 1

APPARATUS FOR ADMINISTERING AN ANESTHETIC AND CONTROLLING RESPIRATION OF A PATIENT COMPRISING: A CONTAINER FOR AN ANESTHETIC; A PASSAGE LEADING FROM SAID CONTAINER FOR COMMUNICATION WITH THE LUNGS OF THE PATIENT; GAS FLOW CONTROL MEANS CONNECTED WITH SAID CONTAINER AND OPTIONALLY OPERABLE TO ROUTE GAS WITHOUT ANESTHETIC CONTENT THROUGH SAID PASSAGE FOR DELIVERY TO THE PATIENT''S LUNGS OR TO ROUTE A REGULATED AMOUNT OF GAS INTO SAID CONTAINER AND FROM SAID CONTAINER WITH AN ANESTHETIC CONTENT, INTO SAID PASSAGE FOR DELIVERY TO THE PATIENT''S LUNGS; A GAS OPERATED RESUSCITATOR UNIT OPERATED BY PRESSURE WITHIN THE LUNGS OF A PATIENT, SAID UNIT BEING OPTIONALLY OPERABLE FOR CYCLICALLY CREATING POSITIVE AND NEGATIVE PRESSURES OR FOR CONTINUOUSLY DISCHARGING GAS THEREFROM; A SECOND PASSAGE FOR CONDUCTING GAS THROUGH SAID RESUSCITATOR UNIT TO SAID FLOW CONTROL MEANS FOR SAID OPTIONAL ROUTING OF SAID GAS; A THIRD PASSAGE CONNECTED WITH SAID RESUSCITATOR UNIT FOR COMMUNICATION WITH THE LUNGS OF THE PATIENT; SAID THIRD PASSAGE OPERABLE INDEPENDENTLY OF SAID FIRST MENTIONED PASSAGE FOR DISCHARGING GAS FROM THE LUNGS OF THE PATIENT THROUGH SAID RESUSCITATOR UNIT; A VALVE UNIT CONNECTED WITH SAID RESUSCITATOR UNIT INCLUDING A VENT PORT, A MANUALLY OPERABLE VALVE COMPONENT AND A GAS PRESSURE RESPONSIVE VALVE COMPONENT; SAID MANUALLY OPERABLE COMPONENT BEING MOVABLE INTO AND FROM A POSITION FOR OPENING SAID VENT PORT, SAID GAS PRESSURE RESPONSIVE COMPONENT OPENING RESPONSIVE TO POSITIVE GAS PRESSURE IN SAID RESUSCITATOR UNIT AND CLOSING RESPONSIVE TO NEGATIVE PRESSURE IN SAID RESUSCITATOR UNIT, WHILE SAID MANUAL COMPONENT IS OPENED; AND VALVE MEANS CONNECTED WITH SAID THIRD PASSAGE MEANS OPTIONALLY MOVABLE BETWEEN A CLOSED POSITION AND A POSITION PERMITTING EXHALATION GAS TO VENT TO THE ATMOSPHERE.