Tool driver

Claim 2

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 axially of said boss.

Claim 3

The tool driver of claim 1 wherein said pin extends coaxially outwardly of said shaft and said boss.

Claim 4

The tool driver of claim 1 wherein said boss is coaxially of said shaft and formed together with said shaft as one piece.

Claim 5

The tool driver of claim 1 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.

Claim 6

The tool driver of claim 3 wherein said mounting bar is complementary of said groove.

Claim 7

The tool driver of claim 1 wherein said rotary tool is smaller in diameter than said boss.

Claim 8

The tool driver of claim 1 wherein said tool diameter is larger in diameter than said boss.

Claim 9

The tool driver of claim 1 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.

Claim 10

The tool driver of claim 1 wherein said groove has a bottom, said bottom facing outwardly of said distal end, and a pair of oppositely facing upstanding sides.

Claim 11

The tool driver of claim 9 wherein said mounting bar has a surface having a width equal to the width of said bottom.

Claim 12

The tool driver of claim 9 wherein said mounting bar has side surfaces having a height substantially equal to said upstanding groove sides.

Claim 13

The tool driver of claim 9 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.

Claim 14

The tool driver of claim 8 wherein said latch pieces are biased toward said latch position.

Claim 15

The tool driver of claim 8 further comprising an actuator, said actuator being slideably positioned on said shaft, a spring being positioned between said actuator and shaft biasing said actuator toward said boss and said latch pieces into said latch position.

Claim 16

The tool driver of claim 14 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.

Claim 17

The tool driver of claim 14 further comprising a handle on said shaft, said handle being spaced from said boss by said actuator, said handle being rotatable about said axis independently of said shaft.

Claim 18

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.

Claim 19

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.

Claim 20

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 aid mounting bar is complementary of said groove.

Claim 21

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 aid mounting bar is complementary of said groove.

Claim 22

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.

Claim 23

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.

Claim 24

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.

Claim 25

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.

Claim 26

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.

Claim 27

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.

Claim 28

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.

Claim 29

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.

Claim 30

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.

Claim 31

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.