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An Evaluation

Charles L. Hill, MD

Arch Otolaryngol. 1968;87(4):434-435.

	Since this article does not have an abstract, we have provided the first 150 words of the full text PDF and any section headings.

SINCE my interest in cryogenic applications to otolaryngology began in 1963, I have gained the most experience with cryotonsillectomy.^1,2 Forty-six adults underwent cryosurgery from 1964 to February 1966. In an effort to present long-term results, I have not included in this report the 120 patients treated by my colleagues and myself since that time. The patients were generally from the East Coast, but a few were from the Midwest.

Materials and Methods

The Cooper-Linde cryosurgical unit supplied by liquid nitrogen was initially used. The last patients undergoing therapy were treated with Hill-Frigitronics unit using a liquid refrigerant (Freon). There was no apparent difference in the overall clinical response between the two units.

Adult volunteers had each tonsil frozen for five minutes at —196 C with the Cooper unit and for the same time at —60 C with the Hill Unit. In late 1965 two applications of five minutes each . . . [Full Text PDF of this Article]

Author Affiliations
Providence, RI

From Rhode Island Hospital, Providence, RI.

Footnotes
Accepted for publication Dec 5, 1967.

Reprint requests to 110 Lockwood St, Providence, RI 02903.

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