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Biomedical subjects

G F Price

Publications and source records attributed to G F Price.

6 recordsLinked to original sources

Tissue repair using lasers: a review.

Numerous attempts have been made to use heating of tissue to effect an anastomotic union of severed tissue edges. Improvements in electrocautery and lasers have made experimental tissue anastomosis feasible; but clinical application of tissue welding has involved only limited clinical trials. Using heat to anastomose tissue is fraught with complications. The factors that lead to successful tissue welding and the technique's limitations are reviewed.

Anastomosis, Surgical↗

Hypoxaemia and leucopaenia after fractures.

Blood gas analysis an various haematological measurements were studied prospectively in forty patients suffering from lower limb fractures. Hypoxaemia (arterial PO2 of less than 70 mmHg at sea level) was common with a mean value for all patients of 76 mmHg, despite O2 therapy, when indicated. None of the haematological findings was significant except that every patient with a white blood cell count of less than 7000 per mm3 was also hypoxaemic. Not all patients with hypoxaemia had a relative leucopaenia. A white blood count of less than 7000 per mm3 in the first 72 h following trauma may therefore be considered as an indication for oxygen therapy.

Adolescent↗

Metatarsus primus varus: including various clinicoradiologic feautres of the female foot.

Metatarsus primus varus occurs in feet which have a normal 1--2 intermetatarsal angle. Fifty-two Caucasian females, average age 18 years, were analyzed radiologically for 1--2 and 1--5 intermetatarsal angles and for metatarsophalangeal and first interphalangeal joint angles. Measurement of the 1--5 rather than the 1--2 intermetatarsal angel is a more reliable indicator of first metatarsal varus. Valgus at the first interphalangeal joint is normally greater than that at the first metatarsophalangeal joint and excessive first interphalangeal valgus (valgus interphalangeus) is significantly linked with the presence of ossia tibiale externa. The high arch foot tends either to feature valgus interphalangeus or become excessively broad. The anatomy of the ungual tuberosity is highly variable.

Adolescent↗