Insert with base and upper brim

Abstract

The insert includes a base with an upper brim, the base including a first depression extending from a first flat major surface of the upper brim, the first depression including a floor with walls that define a first cavity, the walls including a first pair of opposing walls and a second pair of opposing walls, the first pair of opposing walls taper towards each other along a longitudinal length of the first depression from a first end to a second end of the first depression, and a lid connected to the upper brim, the lid covering the first cavity.

Dependencies are inferred from the claim text.