broach


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broach

 [brōch]
1. an elongated, tapered, and serrated cutting tool for shaping and enlarging holes.
2. barbed b.; root canal b.
barbed broach a thin, flexible, hand-operated or engine-driven endodontic instrument, usually tapered, with a series of sharply pointed barbs along the operative head; used for engaging and removing the dental pulp and other substances intact from the root canal or pulp chamber.
pathfinder broach root canal probe.
root canal broach a broach, usually barbed, used for removing the soft tissue contents of the root canal; see barbed b.
smooth broach root canal probe.

broach

(brōch),
A dental instrument for removing the pulp of a tooth or exploring the canal.

broach

(brōch) a fine barbed instrument for dressing a tooth canal or extracting the pulp.

broach

an elongated, tapering dental instrument that contains multiple projecting sharp barbs, used in removing pulpal material.

broach

(brōch)
A dental instrument for removing the pulp of a tooth or exploring the dentinal canal.

broach

(brōch)
A dental instrument for removing the pulp of a tooth or exploring the canal.

broach,

n an instrument with numerous barbs protruding from a metal shaft. It is generally used to engage the dental pulp for extirpation.
broach, barbed,
n See broach.
broach holder,
n an instrument similar to a pin vise used to hold a broach.
broach, pathfinder,
n See broach, smooth.
broach, smooth (pathfinder, pathfinder broach),
n an instrument used for locating the opening of a root canal and exploring the canal to determine the accessibility of the root end.
References in periodicals archive ?
A broach tool frequently can finish machine a rough surface in a single stroke.
Unlike the conventional vertical broaching method in which the broach bar is pushed through the workpiece, a workpiece-transfer machine removes material by pushing the workpiece up over a fixed broaching tool.
National Broach was chosen because it also possessed overall systems capabilities.
It can take up to ten shaping machines to duplicate the output of one pot broach machine.
When overheated and cooled, broach materials may develop residual tensile stresses that promote fatigue cracking in service and thus shorten broach life.
Its ability to rough and finish in a single stroke of the broach tool is particularly attractive.
For flats at the ends of shafts, the broach is easily adjusted to cut shorter lengths.
Another comparative advantage is that the hardened portion of the ring blank at the butt weld sees only two of the 144 broach teeth at any one time and, because the weld position is randomly distributed, wear is distributed uniformly over all the broach cutter teeth.
weapon to integrate the BROACH warhead and completion of the developmental work marks the successful transition of the U.
We used a phenomenological methodology to explore, through participant accounts, how counselors of color broach with racially/ethnically different clients, with an emphasis on White clients.
Thus, for clients whose net worth exceeds $1 million, roughly half of advisors whose premiums range from $250,000 to $1 million almost always broach the subject.
Lapointe later opened plants that manufactured broach machines in New London and Marlboro.