marsupialization – Liberal Dictionary

marsupialization [mär-sōō′pē-ə-lĭ-zā′shən] n. Surgical alteration of a cyst or similar enclosed cavity by making an incision and suturing the flaps to the adjacent tissue, creating a pouch. Liberaldictionary.com
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The American Heritage® Stedman’s Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company. Examples from the Web for marsupialization Historical Examples of marsupialization

When there is much oozing the capsule is treated on the plan known as marsupialization.
A System of Operative Surgery, Volume IV (of 4)
Various

Figure 82 1. Marsupialization

Marsupialization

Decompression (using the marsupialization technique).

Marsupialization. The skin edge is sutured to the base of the wound. Figure used