An endodontic tool has a working tip including a cylindrical (22) segment terminating in a conical end (20).

The proximal portion of the rod comprises a pin with a conical stud, wherein the axis of the pin and the axis of the rod define together an obtuse angle, while the middle side in the proximal portion exhibits a regular curved transition towards the pin.

And just like a trumpet, it had a conical mouthpiece which was detachable.

An anal swap having a shaft and a tapering head made of concentric layers of cellulose material

The invention can also comprise a conical Luer end piece for the connection of spinal puncture needles.

The outer shell consists of a cylindrical and optionally tapered front portion (2), and a tapered rear end portion (3) ending in an angled trailing edge gas exhaust tube.

The driver having a tapered driving head (52) including a plurality of sharpened driving edges (64) adapted to engage the driving corners (20).

The surgical instrument assembly includes an interleaved combination of an open sleeve hollow retractor and a tapered tipped wedge introducer.

A flow straightening section includes an inwardly tapered end section (56) at the fluid flow outlets (54a, 54b).

One end part of a flexible rod (6) is formed in a tapered end part (61) having an outer diameter gradually decreasing toward the tip thereof.

The tool comprises a conical, hollow, compressible and expansive tip (113) made of elastomeric material and having a pointed end (125) dimensioned to penetrate interproximal spaces.

Just like the tuba it had a detachable conical mouthpiece and was used for various events and by the military.

Cone tip: its shape allows easy penetration into semi solids, emulsion solutions, cheese and meat.

A bonding tool for use with an ultrasonic horn comprising an orifice at a first end of the ultrasonic horn and a capillary having a first tapered or beveled and coupled to the orifice of the ultrasonic horn.

The pull rod is extendable into a releasably locked position against spring tension and the reamer has a series of cutting disks on a shaft, the shaft having a blunt conical tip.