Tag Jan Ehrenwerth

Equipment Events

Carbon Monoxide in the Anesthesia Circuit Definition Carbon monoxide present in the anesthesia breathing circuit Etiology Carbon monoxide is produced by degradation of volatile anesthetic agents in the presence of desiccated CO 2 absorbents The amount of carbon monoxide produced…

Surgical Electrocautery

Case Synopsis A 59-year-old man is having an open resection of the right colon for cancer. The surgeon is having a difficult time getting exposure, due to adhesions from a previous surgery. On several occasions, he complains that the electrosurgical…

Electrical Safety

Case Synopses Macroshock A 50-year-old man in good general health is undergoing laparoscopic cholecystectomy under general anesthesia. In the middle of the procedure, the anesthesiologist feels a tingle, and the patient develops ventricular fibrillation. Immediate resuscitation and defibrillation restore normal…

Electrical and Fire Safety

Introduction The myriad of electrical and electronic devices in the modern operating room (OR) greatly improve patient care and safety. However, these devices also subject both the patient and OR personnel to increased risks. To reduce the risk of electrical…

Medical Gases: Storage and Supply

Overview Anesthesia providers were once expected to know a great deal about the storage and supply of medical gases. In both large and small institutions, anesthesiologists often had to rely on their own knowledge and skill in this area to…