What's the difference between univalve and univalved?

Univalve

Definition:

• (n.) A shell consisting of one valve only; a mollusk whose shell is composed of a single piece, as the snails and conchs.
• (a.) Alt. of Univalved

Example Sentences:

• (1) An vibrating electromagnetically driven univalved artificial heart was newly developed in our team.
• (2) A univalved artificial heart (AH) powered electromagnetically in the frequency range of 1-30 Hz was developed to obtain a totally implantable AH.

Univalved

Definition:

• (a.) Having one valve; as, a univalve shell or pericarp.

Example Sentences:

• (1) An vibrating electromagnetically driven univalved artificial heart was newly developed in our team.
• (2) A univalved artificial heart (AH) powered electromagnetically in the frequency range of 1-30 Hz was developed to obtain a totally implantable AH.