There are also provided necklace holders to subsequently hold lighted light sticks.

The hoop carries a plurality of spaced apart clamped blocks (38) which having wedge-shaped channels (68) for mating engagement with opposing lugs (46) on the lid and container.

There are also provided necklace holders to subsequently hold lighted light sticks.

The collar can include a plurality of supports configured for positioning on the epicardial surface of the heart.

Said threads (2, 3) engage in threaded plates (6, 10) with a right-handed inner thread (7) or a left-handed inner thread (11), the threaded plates (6, 10) being pivotably mounted in bearing blocks (15) connected to the ends of the clamping ring (14).

It is of double-clamping ring type when installed with double-clamping ring type extruding clamping ring (a sealing clamping ring and an enclasping clamping ring).

In some embodiments, the collar/mating collar may circumscribe their respective connectors and/or a perimeter of the other of the collar/mating collar.

The inner collar member includes a collar body portion and a neck portion extending away from the collar body portion.

It is of single-clamping ring type when installed with an single-clamping ring type extruding clamping ring.

Each extendable collar may include heads integrally formed on extensions protruding from a collar (stop collar or moving collar).

The strap attachment end (42) includes a strap body (44) with at least two slots (46) for retention of a strap.

Each head may be slidably captured within a chamber on the interlocked collar (moving collar or stop collar).

The apparatus comprises an outer collar body portion and an outer collar neck portion extending away from the outer collar body portion.

The grip ring has a substantially rigid central ring, a polymer cover which is integral with the central ring and which covers some, or all, of the central ring.

A pipe clip comprises an annular clip body with an opening for attaching the pipe clip around the pipe.