McCulloch-type microdiscectomy blades are designed for muscle retraction.Their wide pattern supports practical tissue handling during general surgery procedures.These retractors also support neurosurgical exposure where controlled muscle retraction matters.Four pairs provide graduated sizing for adapting reach to exposure requirements.Each 2.7cm-wide pair is available in 4.0cm, 5.0cm, 6.0cm, and 7.0cm lengths.Titanium construction can support lighter handling during retractor positioning.