Dis. Col. & Rect. 474 A. K A T C H I A N July 1984

References

1. Barton J. Offce ligation of internal hemorrhoids. Am J Surg 1963; 105:563 - 70.

2. Federal Register Jan 23, 1981, Part II. Department of Health and Human Services, FDA. Medical Devices, Classification of Gastro-

enterology-Urology Devices, Proposed rules:7586-7. 3. Welford NM, Medical Officer, Division of Gastroenterology-Urology

and General use Devices (HFK-420), Bureau of Medical Devices, Department of Health and Human Services, FDA. Personal communication.

4. Salvati EP. Personal communication.

Announcement

XIXTH CZECHOSLOVAK CONGRESS OF GASTROENTEROLOGY

The Congress will be held November 12-16, 1984 in Karlovy Vary Czech- oslovakia. The scientific program will include review lectures, symposia, round table discussions, short communications, posters and scientific films. Congress languages are English, Czech, or Slovak with simultaneous trans- lation. Main topics will include: early diagnosis of digestive malignancies and possibilities of prevention, inflammatory bowel diseases, therapeutic endoscopy, recent developments in the diagnosis and therapy of gallstones, chronic pancreatitis, advances in the surgical treatment of digestive diseases, and endocrine tumors of the digestive system. A social program will be arranged for participants and post-congress tours will be available. For further information, contact Czechoslovak Medical Society, J. E. Purkyn~, Czechoslovak Congress of Gastroenterology, Vi~zn~ho p unora 31, 120 26 Praha 2, Czechoslovakia. Telephone: 294145. Telex: 121293. Cable: purkynemedical praha.