Abstract: The invention relates to a clamping device (1) for clamping a workpiece and is comprised of a chuck (2) and a collet (3) situated in the chuck (2). A bayonet closure is provided via which the collet (3) can be secured in the chuck (2) or released from it without a tool; the collet (3) can be moved between a clamped position and a release position against a fixed part of the chuck (2). At least one locking element (23) is situated in the fixed part of the chuck (2) that secures the bayonet closure against a release in the clamped position and that releases the bayonet closure for actuation in the release position.

Abstract: A clamping device for clamping a work piece includes a chuck, a collet positioned inside the chuck, and a bayonet fastener operatively arranged so that the collet is fastenable in the chuck and is removable from the chuck solely by manual operation of the bayonet fastener without the use of auxiliary tools.

Abstract: A clamping device for clamping a work piece includes a chuck, a collet positioned inside the chuck, and a bayonet fastener operatively arranged so that the collet is fastenable in the chuck and is removable from the chuck solely by manual operation of the bayonet fastener without the use of auxiliary tools.

Abstract: An improved method for selectively depleting hypoxic cells within the bone marrow is disclosed. The method can be used to enhance engraftment of hematopoietic stem cells (HSCs) in the bone marrow of a host subject. Also disclosed is a method for treating a cancer within the bone marrow of a host subject.