survey line

(redirected from Cummer guideline)

sur·vey line

1. a line scribed on an abutment tooth of a dental cast by means of a dental surveyor indicating the height of contour of the tooth according to a specific path of insertion;
2. a line that serves as a guide in the proper location of various parts of a clasp assembly for a removable partial denture.

Cummer,

William E., Canadian dentist, 1879-1942.
Cummer classification - a listing of several types of removable partial dentures in accordance with the distribution of direct retainers.
Cummer guideline - a line which serves as a guide in the proper location of various parts of a clasp assembly for a removable partial denture. Synonym(s): survey line

sur·vey line

(sŭrvā līn)
1. Line scribed on an abutment tooth of a dental cast by means of a dental surveyor indicating height of tooth contour according to a specific path of insertion.
2. Line that serves as a guide in proper location of various parts of a clasp assembly for a removable partial denture.
Synonym(s): clasp guideline.
References in classic literature ?
heart, or a shilling for a pair of chromolithographic pictures or delft figures to place on his mantelboard, suffered greater privation for the sake of possessing a work of art than the great landlord or shareholder who paid a thousand pounds, which he was too rich to miss, for a portrait that, like Hogarth's Jack Sheppard, was only interesting to students of criminal physiognomy.
The same idea was carried out in the cups and saucers of thick homely delft, and in the cream-jug of similar kind.
Rush-bottomed arm-chairs faced each other across the tiled hearth, and rows of Delft plates stood on shelves against the walls.
At last, in a small room, Philip stopped before The Lacemaker of Vermeer van Delft.