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Biomedical subjects

Wei-Qi Yang

Publications and source records attributed to Wei-Qi Yang.

2 recordsLinked to original sources

[The experimental researches on the use of triamcinolone acetonide for the prevention of implant capsular contracture].

OBJECTIVE: To explore the use of triamcinolone acetonide for the prevention of implant capsular contracture. METHODS: 20 rabbits were randomly undivided into 2 groups of 10 animals each. Every 10 ml silicone implant was implanted beneath the panniculus carnosus muscle of one rabbit. At the same time, a modified expander catheter was mounted on the implant. This catheter has many lateral holes and the end was blind. Triamcinolone acetonide (10 mg/3 ml) was infused through the expander pot and catheter as the experimental groups. On the other hand, 3 ml saline was used as the control group at 1, 2, and 3 months. At 6 months, measures related to contracture and capsular histology examinations were performed on anesthetized animals. RESULTS: Baker scores, capsular incision width and capsular thickness of the saline groups were evidently higher than that of triamcinolone acetonide groups (P < 0.01). Implant compression of the saline groups was evidently lower than that of triamcinolone acetonide group. Histology revealed a thinner capsules and less fibrous tissue deposition around the triamcinolone acetonide group, as compared with saline group. CONCLUSIONS: It is effective to deliver triamcinolone acetonide to reduction of capsular contracture through the catheter and its pot.

Animals↗

[Breast reconstruction with multiple miniprostheses].

OBJECTIVE: To evaluate a new technique for breast reconstruction with multiple miniprostheses, METHODS: Each silicone miniprosthesis(10 approximately 15 ml) was implanted one by one beneath the prepared muscle pocket until the desired volume was achieved. RESULTS: Seven patients were treated with the above mentioned technique, including five after gland fibroadenoma excision, one hemangioma excision and one reduction mammoplasty. The results were satisfactory. CONCLUSION: The above mentioned technique with the miniprostheses may be another good way for breast augmentation and breast reconstruction with many advantages such as smaller incision, easy intraoperative assessment of the ideal size of the breast, easy handling the technique, perhaps low incidence of capsular contracture.

Adult↗