Background. Sometimes charring or popping occurs and the bipolar blade
s get stuck to the vessel. Methods. The tips of one of the many commer
cially available bipolar forceps were coated in a striped manner with
Teflon -50 mu in thickness. Results. The new bipolar coagulator coated
with Teflon reduced the incidence of tissue sticking. Conclusions. Ex
perience with this instrument was still quite limited, but preliminary
results were promising.