电刀是外科手术常用仪器之一，以往电刀手柄在术中应用时，往往沾有许多血迹，且常因血水流人电凝或电切的按键中而不易被擦拭，既不符合无菌要求，又易损坏线路，缩短电刀手柄的使用寿命。自1996年4月以来我们将使用避孕套来保护电刀手柄，通过应用于千余例手术的实践观察，获 Electrocautery is one of the commonly used surgical instruments. In the past, the electrocautery handle was often stained with many blood stains during operation, and it was often difficult to be wiped because of blood coagulation or electrocution. Requirements, but also easy to damage the line, shorten the service life of the electric knife handle. Since April 1996, we will use condoms to protect the electric knife handles. Through practical observations that have been applied to more than a thousand surgeries, we have obtained