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Biomedical subjects

J R Tenny

Publications and source records attributed to J R Tenny.

3 recordsLinked to original sources

The tenon method of small joint arthrodesis in the hand.

A technique for arthrodesis of small joints of the hand is described that uses a tenon to secure apposition that has good intrinsic stability as well as a large surface area of cancellous bony contact. A minimum of postoperative immobilization is required. The tenon arthrodesis method has been employed in 85 joints. The literature shows pseudoarthrosis rates of 0 to 33%. This technique had a 2.3% failure rate that compares favorably with those in other published series.

Arthrodesis↗

Digital nerve-grafting for traumatic defects. Use of the lateral antebrachial cutaneous nerve.

We used segments of the lateral antebrachial cutaneous nerve to graft defects in forty-two digital nerves in thirty-five patients. Age was a more important prognostic indicator for functional sensibility than either the length of the nerve graft or the time-interval from injury to grafting. The younger patients did better. A battery of eight tests was used to determine functional sensibility scores. All patients improved and 40 per cent had completely normal sensibility.

Adolescent↗

Computerized 3-dimensional analysis of mitochondrial structure.

A computer program has been written to calculate surface area and volume of subcellular organelles. Sophisticated and extremely accurate point sampling routines and volume computational techniques have been developed. This program has been used to study mitochondrial 3-dimensional structure when stereological estimates have proven inadequate.

Animals↗