SURGICAL INSTRUMENTS 14 Hand held retractors

Wound Retractors

Good exposure is one of the requisites of successful surgery. Instruments designed specifically to improve exposure are called wound retractors. They can be hand-held or self-retaining.

         The handle of the retractor is held by the assistant the retracting end is usually at a right angle to this. It smooth rounded with no sharp corner or edges to avoid injury to the tissues. The use of the retractor can be estimated from the depth to which this retracting end can go.

         The varieties in use are:

         •       Langenbeck (Fig. 8.90)

         •       Ollier (Fig. 8.91)

         •       Morris (Fig. 8.92)

         •       Kelly (Fig. 8.93)

         •       Deaver (Fig. 8.94)

         •       Lloyd Davies (Fig. 8.95)

         •       Czerny (Fig. 8.96)

         •       Allison lung (Fig. 8.97).

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