The eccentric focusing wheel (2) comprises a rotary wheel (21) and a biased wheel (22).

The biased wheel (22) and the rotary wheel (21) are not coaxial.

The rotary wheel (21) of the eccentric focusing wheel (2) fits the round hole (31).

The probe comprises a rotatable needle portion a rotatable thumbwheel coupled with the needle portion and a rotatable tissue sample manifold.

In some versions, the release feature may include a rotation knob or a slidable handle.

A rotating thumb wheel (40) has a threaded internal bore (41) provided in a cavity (4) in the body.

New shape with what looks like a big rotating wheel behind.

The system Grip Control, managed from a rotary wheel is optional.

The probe comprises a needle portion, a body portion, a rotatable thumbwheel, a cutter, and a rotatable tissue sample holder.

It allows driver to select one out of 5 terrain settings through a rotary control.

This causes Rotary 1 knob to switch between Patterns 1-8 on your Matrix.

The mobile telephone (1) further comprises a rotary scroller input means (4) located on the side of the telephone for convenient operation thereof by a user.

Terrain Response allows the driver to select one of five settings on the rotary switch, to suit the terrain.

A user may easily change the selectable writing color even as he writes by manually moving a rotatable thumbwheel on the pen and the dispensed ink output changes quickly in response to such thumbwheel input.

With the built-in +, 0 and - LED display, creative adjustments are just a turn-of-a-dial away.