counterpuncture

count·er·o·pen·ing

(kown'ter-ō'pen-ing),
A second opening made at the dependent part of an abscess or other cavity containing fluid, which is not draining satisfactorily through a previous opening.

count·er·o·pen·ing

(kown'tĕr-ō'pĕn-ing)
A second opening made at the dependent part of an abscess or other cavity containing fluid, which is not draining satisfactorily through an opening previously made.
Synonym(s): contraaperture, counterpuncture.

counterpuncture

a second opening made opposite another.
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