broach

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Related to broaches: brooches

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 ?
Table 27: World Recent Past, Current & Future Market Analysis for Dental Hand Instruments by Product Segment - Forceps, Pliers, Broaches, Cutting Instruments and Burs Markets Independently Analyzed with Annual Sales Figures in US$ Million for Years 2000 through 2010 (includes corresponding Graph/Chart) II-69
Table 28: World Long-term Projections for Dental Hand Instruments by Product Segment - Forceps, Pliers, Broaches, Cutting Instruments and Burs Markets Independently Analyzed with Annual Sales Figures in US$ Million for Years 2011 through 2015 (includes corresponding Graph/Chart) II-69
Table 30: World 10-Year Perspective for Dental Hand Instruments by Product Segment - Percentage Breakdown of Dollar Sales for Forceps, Pliers, Broaches, Cutting Instruments and Burs for Years 2003, 2008 & 2012 (includes corresponding Graph/Chart) II-71
The same approach is used for one sided corner cuts and spline broaches.
Two major types of broaches are the push broach and the pull broach.
Heat treating is also necessary to stress-relieve the broaches and can be performed as many as five times during the broach manufacturing process at National Broach to ensure broach tool stability.
Pot broaches are used to produce external forms on parts that are passed through the pot, which holds ring-type and/or stick-type cutting tools.
For efficient use of machine time, we grind as many broaches as possible in the same setup.
After the start button is pushed, the machine cycles automatically until the tooth gullets in all the broaches are machined.
Both new and reground broaches are TiN coated to extend tool life.
short broaches, which produce shallow cuts, can be used in long holders by adding spacer bars to fill the gaps.
Straddle broaches with facing teeth are shown in the foreground.