Tool driver

A tool driver comprising a shaft having opposite ends and a longitudinal axis, a boss secured to said shaft at one of said ends by which said tool driver is connected to a rotary tool, a tool collet secured to said shaft at the other of said ends by which said tool driver is connected to the chuck of a surgical hand piece, said boss having a distal end surface and a groove in said distal end surface both extending transversely of said axis, a pin in said groove extending coaxially of said shaft and said boss, and a latch mechanism for holding the mounting bar of a rotary tool impaled on said pin in said groove, whereby rotary tools of all sizes can be removeably secured to said tool driver coaxially of said shaft within said groove, wherein said rotary tool has an axis about which said tool is rotated during use, a mounting bar extending transversely of said axis, a hole in said mounting bar coaxially of said axis, said hole being complementary of said pin, wherein said mounting bar is complementary of said groove, wherein said latch mechanism further comprises a pair of diametrically opposed latch slots in said boss, and a latch piece positioned within each of said latch slots and pivotally connected to said boss, said latch pieces being moveable from a latch position in which said latch pieces hold said mounting bar within said groove to a release position in which said mounting bar can be removed from said groove.

A tool driver comprising a shaft having opposite ends and a longitudinal axis, a boss secured to said shaft at one of said ends by which said tool driver is connected to a rotary tool, a tool collet secured to said shaft at the other of said ends by which said tool driver is connected to the chuck of a surgical hand piece, said boss having a distal end surface and a groove in said distal end surface both extending transversely of said axis, a pin in said groove extending coaxially of said shaft and said boss, and a latch mechanism for holding the mounting bar of a rotary tool impaled on said pin in said groove, whereby rotary tools of all sizes can be removeably secured to said tool driver coaxially of said shaft within said groove, wherein said rotary tool has an axis about which said tool is rotated during use, a mounting bar extending transversely of said axis, a hole in said mounting bar coaxially of said axis, said hole being complementary of said pin, wherein said mounting bar is complementary of said groove, wherein said latch mechanism further comprises a pair of diametrically opposed latch slots in said boss, and a latch piece positioned within each of said latch slots and pivotally connected to said boss, said latch pieces being moveable from a latch position in which said latch pieces hold said mounting bar within said groove to a release position in which said mounting bar can be removed from said groove, wherein said groove has a bottom, said bottom facing outwardly of said distal end, and a pair of oppositely facing upstanding sides, wherein said mounting bar has a surface having a width equal to the width of said bottom, said groove bottom and groove sides are surface to surface with said mounting bar bottom and sides, respectively when said rotary tool is positioned on said boss.

A tool driver comprising a shaft having opposite ends and a longitudinal axis, a boss secured to said shaft at one of said ends by which said tool driver is connected to a rotary tool, a tool collet secured to said shaft at the other of said ends by which said tool driver is connected to the chuck of a surgical hand piece, said boss having a distal end surface and a groove in said distal end surface both extending transversely of said axis, a pin in said groove extending coaxially of said shaft and said boss, and a latch mechanism for holding the mounting bar of a rotary tool impaled on said pin in said groove, whereby rotary tools of all sizes can be removeably secured to said tool driver coaxially of said shaft within said groove, wherein said latch mechanism further comprises a pair of diametrically opposed latch slots in said boss, and a latch piece positioned within each of said latch slots and pivotally connected to said boss, said latch pieces being moveable from a latch position in which said latch pieces hold said mounting bar within said groove to a release position in which said mounting bar can be removed from said groove, wherein said groove has a bottom, said bottom facing outwardly of said distal end, and a pair of oppositely facing upstanding sides, wherein said mounting bar has a surface having a width equal to the width of said bottom, wherein said groove bottom and groove sides are surface to surface with said mounting bar bottom and sides, respectively when said rotary tool is positioned on said boss.

A tool driver comprising a shaft having opposite ends and a longitudinal axis, a boss secured to said shaft at one of said ends by which said tool driver is connected to a rotary tool, a tool collet secured to said shaft at the other of said ends by which said tool driver is connected to the chuck of a surgical hand piece, said boss having a distal end surface and a groove in said distal end surface both extending transversely of said axis, a pin in said groove extending coaxially of said shaft and said boss, and a latch mechanism for holding the mounting bar of a rotary tool impaled on said pin in said groove, whereby rotary tools of all sizes can be removeably secured to said tool driver coaxially of said shaft within said groove, wherein said rotary tool has an axis about which said tool is rotated during use, a mounting bar extending transversely of said axis, a hole in said mounting bar coaxially of said axis, said hole being complementary of said pin, coaxially of said axis, said hole being complementary of said pin, wherein said mounting bar is complementary of said groove, wherein said latch mechanism further comprises a pair of diametrically opposed latch slots in said boss, and a latch piece positioned within each of said latch slots and pivotally connected to said boss, said latch pieces being moveable from a latch position in which said latch pieces hold said mounting bar within said groove to a release position in which said mounting bar can be removed from said groove, wherein said latch pieces are biased toward said latch position.

A tool driver comprising a shaft having opposite ends and a longitudinal axis, a boss secured to said shaft at one of said ends by which said tool driver is connected to a rotary tool, a tool collet secured to said shaft at the other of said ends by which said tool driver is connected to the chuck of a surgical hand piece, said boss having a distal end surface and a groove in said distal end surface both extending transversely of said axis, a pin in said groove extending coaxially of said shaft and said boss, and a latch mechanism for holding the mounting bar of a rotary tool impaled on said pin in said groove, whereby rotary tools of all sizes can be removeably secured to said tool driver coaxially of said shaft within said groove, wherein said rotary tool has an axis about which said tool is rotated during use, a mounting bar extending transversely of said axis, a hole in said mounting bar coaxially of said axis, said hole being complementary of said pin, wherein said mounting bar is complementary of said groove, wherein said latch mechanism further comprises a pair of diametrically opposed latch slots in said boss, and a latch piece positioned within each of said latch slots and pivotally connected to said boss, said latch pieces being moveable from a latch position in which said latch pieces hold said mounting bar within said groove to a release position in which said mounting bar can be removed from said groove, wherein said latch pieces are biased toward said latch position, wherein said actuator has a pair of oppositely disposed latch slots therein forming a continuation of said boss latch slots, said latch pieces being within said latch slots, said latch pieces having a slot therein, said actuator having a follower in said slot, said follower moving within said slot when said actuator is moved between said latch position, and said release position, said movement of said follower in said latch piece slots pivoting said latch pieces from said latch position to said release position of said latch pieces as said actuator moves away from said boss.