Balfour self-retaining retractor. This keeps the edges of the wound apart to maintain exposure during surgery of the abdomen. The centre blade is also Stock Photo - Alamy
Innomed Hip Instruments — self-retaining retractors
Holzheimer Self-Retaining Retractors. Your store
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Beckman-Weitlaner self-retaining retractor, 5 1/2'',hinged blades, 3x4 blunt prongs, ring handle with ratchet catch | Ambler Surgical