Patent ID: 6635067
Filing Date: 2003-10-21
Classification: A61B,A61C,B25F,H02K

Abstract:
A powered surgical handpiece for use with a micro-cutting instrument, the handpiece comprising:a housing comprising: a sleeve defining a handling region and forming an inlet port and an outlet port proximal the handling region, a motor enclosure maintained within the sleeve, the motor enclosure defining an intermediate section, an internal passage formed entirely between the sleeve and the motor enclosure, and wherein the inlet port and the outlet port are fluidly connected to the internal passage, and the internal passage is configured to allow a cooling fluid to circulate from the inlet port to the outlet port; and a motor maintained within the motor enclosure, wherein the internal passage and the motor are similarly located along the intermediate section; wherein the handpiece is configured to provide mechanical power and be selectively coupled to a micro-cutting instrument.