Del. Code tit. 25, § 103

In all cases of sales of lands and tenements under judgments, or by guardians for persons with mental disabilities, the wife of any defendant in such judgment, or of such person with a mental disability, may execute, acknowledge and deliver any conveyance, release or other instrument to bar her of dower in the land and tenements so sold, without her husband being a party to such conveyance, release or other instrument.