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Biomedical subjects

W Mintowt-Czyz

Publications and source records attributed to W Mintowt-Czyz.

6 recordsLinked to original sources

A review of wound healing following Maquet osteotomy.

Maquet osteotomy can be associated with an unacceptably high incidence of wound complications that may be as high as 37%. A consecutive series of 42 Maquet osteotomies has been performed between 1990 and 2002 by a single surgeon without a single wound problem or infection and this series is the subject of this report. The use of an anterolateral incision reduces the damage to the major lymphatics minimising the risk of wound oedema. Identification and preservation of the feeding musculocutaneous vessels on the lateral and medial sides facilitates extensive but safe mobilisation of the skin flaps permitting an easy closure over a substantially elevated tibial tubercle. The use of an anterolateral incision with knowledge of the blood supply of the leg has eliminated the wound complications associated with the standard anteromedial incision reported previously in the literature. This approach, preserving the blood supply and lymphatic drainage, avoids skin necrosis and wound dehiscence, obviates any requirement for plastic surgical procedures such as releasing incisions or skin grafts and minimises the risk of infection and osteomyelitis.

Adult↗

Arthrodesis of the knee using a custom-made intramedullary coupled device.

Nine patients underwent arthrodesis of the knee using customised coupled nail (the Mayday arthrodesis nail), five after infected arthroplasty, one following failed arthrodesis, one for intractable anterior knee pain, one for Charcot instability and one after trauma. Comparison was made with 17 arthrodeses, eight undertaken using external fixation, four with dual compression plates, and five with long Kütntscher nails. Union was achieved in all patients (100%) at a mean time of ten months using the customised implant. There were no complications despite early weight-bearing. No further procedures were required. This contrasted with a rate of union of 53% and a complication rate of 76% with alternative techniques. Of this second group, 76% required a further operative procedure. We compared the Mayday arthrodesis nail with other techniques of arthrodesis of the knee. The differences in the need for further surgery and occurrence of complications were statistically significant (p < 0.001), and differences in the rate of nonunion and inpatient stay of less than three weeks were also significant (p < 0.05) using Fisher's exact test. We conclude that a customised coupled intramedullary nail can give excellent stability allowing early weight-bearing, and results in a high rate of union with minimal postoperative complications.

Adult↗

The contaminated skin-knife. A surgical myth.

The scalpel blades used during 187 operations were cultured. At each procedure the knife used to incise the skin was discarded immediately and a fresh knife was used to complete the operation. The results showed that there was no difference in the bacterial growth between the two knives. From these results it would appear that the practice of changing blades after incising the skin is an unnecessary precaution in the prevention of bacterial contamination of clean wounds.

Bacteriological Techniques↗

Indication for weight relief and containment in the treatment of perthes' disease.

Fifty-four cases of Perthes' disease each suffering from total involvement of the femoral head were investigated to establish the relative merits of total weight relief and containment in management. It was found that using Catterall's criteria, once the femoral head is "at risk", containment is the only treatment of value; but when the head is "not at risk" a combination of containment and total weight relief produces a near perfect result in every case.

Age Factors↗