Richardson Retractor

Deaver Retractor
Flat stainless steel strip that resembles a question mark.
Used for deep retraction of organs and viscera.

Harrington Retractor
Sweetheart retractor
Has a grip handle and the end of the blade enlarges into a heart shape. The heart shape tip is overlaid with a smooth ridge to decrease the chance of injury to an organ.

Balfour Retractor
Self Retaining retractor
Includes the frame, four lateral sides, and two center blades, which are interchangeable according to the depth needed.
Used for retracting large abdominal wound
