Medical and/or dental instrument with oscillatory rod

Claim 2

An oscillatory medical and/or dental instrument system comprising: a grip sleeve; a bearing sleeve longitudinally received in the grip sleeve and coupled thereto; a hollow first oscillatory rod longitudinally received in the bearing sleeve and coupled thereto, the bearing sleeve elastically coupling the first oscillatory rod to the grip sleeve to permit oscillatory movement of the first oscillatory rod with respect to the grip sleeve; an oscillation generator coupled to the first oscillatory rod and disposed within the bearing sleeve for transmitting oscillator movement to the first oscillatory rod; the first oscillatory rod comprising a hollow base end coupled to a hollow first attachment part; a tool longitudinally received in the first oscillatory rod and coupled thereto and extending through the first attachment part.

Claim 3

The system of claim 1 further comprising a plurality of additional hollow oscillatory rods each of which are coupled to a different attachment part to provide oscillatory rod/attachment part combinations of different mass and which are selectively exchangeable with the first oscillatory rod/first attachment part.

Claim 4

The system of claim 1 wherein the first attachment part has a greater density than the hollow base end of the first oscillatory rod.

Claim 5

The system of claim 1 wherein the hollow base end of first oscillatory rod is disposed at a rearward end region of the first oscillatory rod.

Claim 6

The system of claim 1 herein tie first attachment part projects rearwardly beyond the hollow base end of the first oscillatory rod.

Claim 7

The system of claim 5 wherein an outer diameter of a distal end of the first attachment part is equal to an outer diameter of the hollow base end of the first oscillatory rod.

Claim 8

The system of claim 1 wherein the first attachment part is releasably and mateably received in the hollow base end of the first oscillatory rod.

Claim 9

The system of claim 1 wherein an outer diameter of a distal end of the first attachment part is equal to an outer diameter of the hollow base end of the first oscillatory rod.

Claim 10

The medical or dental-medical instrument system according to claim 1 wherein the oscillation generator is a pneumatic oscillation generator.

Claim 11

An oscillatory medical and/or dental instrument system comprising: a grip sleeve; a bearing sleeve longitudinally received in the grip sleeve and coupled thereto; a hollow first oscillatory rod longitudinally received in the bearing sleeve and coupled thereto, the bearing sleeve elastically coupling the first oscillatory rod to the grip sleeve to permit oscillatory movement of the first oscillatory rod with respect to the grip sleeve; the first oscillatory rod comprising a hollow base end coupled to a hollow first attachment part; a tool longitudinally received in the first oscillatory rod and coupled thereto and extending through the first attachment part; and a hollow second oscillatory rod having a hollow base end that receives and is coupled to a hollow second attachment part having a mass different than that of the first attachment part to provide a second oscillatory rod and second attachment part combination of a different mass than that of the first oscillatory rod and first attachment part, the second oscillatory rod and second attachment part being exchangeable with the first oscillatory rod and first attachment part; an oscillation generator for transmitting oscillatory movement to the oscillatory rods.

Claim 12

An oscillatory medical and/or dental instrument system comprising: a grip sleeve; a bearing sleeve longitudinally received in the grip sleeve and coupled thereto; a hollow first oscillatory rod longitudinally received in the bearing sleeve and coupled thereto, the bearing sleeve elastically coupling the first oscillatory rod to the grip sleeve to permit oscillatory movement of the first oscillatory rod with respect to the grip sleeve; the first oscillatory rod comprising a hollow base end coupled to a hollow first attachment part; a tool longitudinally received in the first oscillatory rod and coupled thereto and extending through the first attachment part; and a hollow second oscillatory rod having a hollow base end that receives and is coupled to a hollow second attachment part having a mass different than that of the first attachment part to provide a second oscillatory rod and second attachment part combination of a different mass than that of the first oscillatory rod and first attachment part, the second oscillatory rod and second attachment part being exchangeable with the first oscillatory rod and first attachment part; an oscillation generator for transmitting oscillatory movement to the oscillatory rods.

Claim 13

The system of claim 10 wherein the oscillator is disposed within the bearing sleeve.

Claim 14

The system of claim 10 wherein each attachment part has a greater density than the hollow base end of each oscillatory rod.

Claim 15

The system of claim 10 wherein each hollow base end of each oscillatory rod is disposed at a rearward end region of its respective oscillatory rod.

Claim 16

The system of claim 10 herein each attachment part projects rearwardly beyond the hollow base end of its respective oscillatory rod.

Claim 17

The system of claim 14 wherein an outer diameter of a distal end of each attachment part is equal to an outer diameter of the hollow base end of its respective oscillatory rod.

Claim 18

The system of claim 10 wherein each attachment part is mateably received in the hollow base end of its respective oscillatory rod.

Claim 19

The system of claim 10 further comprising a plurality of oscillatory rods and attachment parts having different masses for constructing oscillatory rod/attachment part combinations having different masses.

Claim 20

The system of claim 10 wherein the coupling of each attachment part to its respective oscillatory rod is releasable.

Claim 21

The medical or dental-medical instrument system according to claim 10 wherein the oscillation generator is a pneumatic oscillation generator.

Claim 22

A medical or dental-medical instrument system comprising: a grip sleeve; a bearing sleeve received in the grip sleeve and coupled thereto; an oscillatory rod which extends longitudinally in the bearing sleeve and which is coupled thereto; the bearing sleeve elastically coupling the oscillatory rod to the grip sleeve, the oscillatory rod being hollow and comprising a proximal end and a distal base end, an oscillation generator for transmitting oscillations to the oscillatory rod, the oscillation generator being arranged on a middle region of the oscillatory rod between the proximal and distal base ends thereof and within the bearing sleeve; the bearing sleeve having an inner surface comprising two fitted bearing rings having an axial spacing from one another for coupling the oscillatory rod to the bearing sleeve, the oscillation generator being disposed longitudinally between the two fitted bearing rings; a tool longitudinally received in the oscillatory rod and extending out the distal end thereof.

Claim 23

A medical or dental-medical instrument system comprising: a grip sleeve; a bearing sleeve received in the grip sleeve and coupled thereto; an oscillatory rod which extends longitudinally in the bearing sleeve and which is coupled thereto; the bearing sleeve elastically coupling the oscillatory rod to the grip sleeve, the oscillatory rod being hollow and comprising a proximal end and a distal base end, an oscillation generator for transmitting oscillations to the oscillatory rod, the oscillation generator being arranged on a middle region of the oscillatory rod between the proximal and distal base ends thereof and within the bearing sleeve; the bearing sleeve having an inner surface comprising two fitted bearing rings having an axial spacing from one another for coupling the oscillatory rod to the bearing sleeve, the oscillation generator being disposed longitudinally between the two fitted bearing rings; a tool longitudinally received in the oscillatory rod and extending out the distal end thereof.

Claim 24

The medical or dental-medical instrument system according to claim 20 , wherein the bearing sleeve has an outer surface comprising at least one radial projection elastically latched into a latch recess of an inner surface of the grip sleeve.

Claim 25

The medical or dental-medical instrument system according to claim 21 , wherein the at least one radial projection comprises a rounded annular beading and the latch recess comprises an annular groove.

Claim 26

The medical or dental-medical instrument system according to claim 22 wherein the oscillation generator is a pneumatic oscillation generator.