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Article
July 1949

SUSPENSION MECHANISM OF THE UPPER LIP AND THE COLUMELLA

Arch Otolaryngol. 1949;50(1):36-44. doi:10.1001/archotol.1949.00700010043004
Abstract

IT IS generally known that the movements of the upper lip play an important role in facial expression. In order to eat, breathe, suck, speak, sing, whisper, whistle, laugh or cry the lips have to be brought into a special position. The nasal tip and the columella are frequently involved in those movements. It so happens that a pleasant smile may change an apparently straight nose into a nose with a slight convexity.

It is not the purpose of this paper to describe the muscular arrangement of such movements. The problem in question is the study of the mechanism of the suspension of the upper lip, because interference with this mechanism is the main danger of surgical treatment of the columella.

ANATOMY  Figure 1 shows the contour of the columella (A), the nasolabial angle (B) and the philtrum of the upper lip (C). The septum mobile (D) presents its triangular

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