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Biomedical subjects

T M Brotherston

Publications and source records attributed to T M Brotherston.

12 recordsLinked to original sources

Technique of percutaneous anchoring suture placement.

We describe a technique to assist in the placement of percutaneous anchoring sutures when used in poorly accessible tunnels such as in rhinoplasty by using a sucker tube to guide retrieval and placement of the suture needle. This technique avoids unintended catching of the needle on soft tissue within the tunnel, which could prevent the structure from becoming anchored at other than in its intended location.

Cartilage↗

A method of assessing female breast morphometry and its clinical application.

A series of reproducible measurements have been developed with reference to a single midline datum that describe the position of key landmarks on the female breast. Measurements were made on a 'normal' population of 60 subjects content with their breast shape in order to (1) produce 'normal' reference data for breast shape in a population of varying weight and height; and (2) to evaluate factors which may influence the measurements. The findings show that the vertical positions of the measurements migrate inferiorly with increasing age. With increasing weight, the landmarks (except the medial end of the inframammary crease) migrate inferolaterally. Areolar diameter decreases with increasing age and increases with increasing weight. Only one of the 12 bilateral breast measurement parameters shows a significant mean difference between the right and left breast. However, in a proportion of subjects, individual measurements show fluctuating asymmetry. Subsequently, measurements were made of the breasts of women attending with requests for either reduction (n = 25) or augmentation (n = 6) mammaplasty. Compared with the 'normal' population, the group requesting reduction mammaplasty differed significantly in the majority of measurements. The group of patients requesting breast augmentation showed fewer differences compared with the 'normal' population. The average BMI of women requesting augmentation mammaplasty was significantly less and that of women requesting reduction mammaplasty significantly greater than the normal population. In conclusion, a simple and reproducible method of morphometric measurement of the female breast is described. Application of this method suggests that patients requesting reduction or augmentation mammaplasty on the NHS represent a significant deviation from 'normal' morphometry and do not simply have a subjective distortion of their own body image.

Adolescent↗

The surface anatomy of the germinal matrix of the nail bed in the finger.

Nail spicules result from incomplete excision of the nail matrix of the finger. We report a histological study to delineate the surface anatomy of the nail matrix. Sections were cut longitudinally and transversely in 19 fingertips. The proximal midline extent of the nail matrix was measured and expressed as a ratio of the distance from the nail fold to the distal interphalangeal joint. In the lateral sections, the angle subtended between the midline vertical and the lateral extent of the nail matrix was measured. The mean ratio of the proximal extent was 0.55 in the midline and the lateral angular extent was 66 degrees. The authors recommend that excision of the nail matrix should be rectangular, extending to the midlateral lines and proximally to a point three-quarters of the distance from the nail fold to the distal interphalangeal joint crease.

Adult↗

Palm sensation.

Explore the source record for details and available documents.

Child↗

Long term follow-up of dermofasciectomy for Dupuytren's contracture.

During the 4-year period 1980-1983, we carried out 338 operations for Dupuytren's disease of the hand. Of these 46 (13.6%) had a dermofasciectomy and skin graft for recurrent disease. In this sub-group, 34 patients (10.1%) were operated on by the same senior surgeon (H.G.B.). Only these cases were included in this study. Average follow-up was 100 months (range 80-120 months). It was found that graft durability was good, there was no clinical evidence of recurrence beneath grafts, contracture did not exceed 15 degrees at any joint and two point discrimination in the graft was equal to, or better than, 12 mm in the palm and 8 mm in the digit.

Adult↗