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  • Bertrand rectilinear system. Canada. 1953.

    Description/Abstract: Bertrand rectilinear system. Canada. 1953. Dr. Claude Bertrand, the French Canadian neurosurgeon, introduced his pneumotaxic guide in 1953 for the treatment of Parkinson's disease. It was based on the orthogonal system combined with rectolinear...
    Date: 1953

  • Rand Stereotactic Instrument for Yttrium Hypophysectomy

    Description/Abstract: Rand Stereotactic Instrument for Yttrium Hypophysectomy. Los Angeles: Trent H. Wells of the Mechanical Development Co., 1953. This instrument was used to implant yttrium 90 oxide into the pituitary gland. Probes were introduced by way of the nasal...
    Date: undated