| fulcrum |
The point or support on which a lever turns. In the adjustment, the fulcra for the atlas-lever are the superior articulating surfaces of C2. A C1 adjustment activates the atlas (lever) and moves it about the superior articulating surfaces (fulcra) of C2 . C1 subluxations are of either the first or second class lever types.
출처: www.aucco.org/glossary.html
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| fulcrum l. |
an axis that extends from one abutment tooth to another, about which a partial denture can rotate during function.
출처: www.mercksource.com/pp/us/cns/cns_health_library.j...
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| fulcrum l., retentive |
an imaginary line connecting the retentive points of clasp arms on retaining teeth adjacent to mucosa-borne denture bases, around which a denture tends to rotate when subjected to such forces as the pull of sticky foods.
출처: www.mercksource.com/pp/us/cns/cns_health_library.j...
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| fulcrum l., stabilizing |
an imaginary line connecting occlusal rests, around which a denture will rotate under masticatory forces.
출처: www.mercksource.com/pp/us/cns/cns_health_library.j...
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| fulcrum |
the point of support of a lever, around which it moves
출처: www.primarydandt.org/learn/glo_0000000323.asp
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