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In 1975, Machemer published a monograph entitled Vitrectomy: A Pars Plana Approach. Since that time, there have been important developments in this new field of ophthalmic microsurgery. The second edition, written in collaboration with Thomas Aaberg, has been completely revised and is considerably larger than the first. The authors carefully outline the indications and contraindications for vitrectomy and discuss in detail their personal preferences and biases for or against various techniques. In the first edition, vitrectomy and lensectomy were approached from the pars plana using the vitreous infusion suction cutter (VISC). The authors broaden the approach in the second edition, and include descriptions of how the anterior segment may be entered using an open-sky technique or a closed-eye technique through a small corneal or limbic incision. No attempt is made to describe the advantages and disadvantages of the many vitreous cutting instruments available. Instead, the authors confine their discussion to
Thomas A. Weingeist. Vitrectomy. Arch Ophthalmol. 1979;97(10):2000–2001. doi:10.1001/archopht.1979.01020020414042
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