Watson capsule
The Watson peroral small intestinal biopsy capsule was a system used through from the 1960s to obtain small intestinal wall biopsies in patients with suspected coeliac disease and other diseases affecting the proximal small bowel.[1]
A similar device known as the Crosby-Kugler capsule was also developed in the 1950s and utilized for similar purposes.
References
- Dady, Ian M; Thomas, Adrian G.; Miller, Victor; Kelsey, Anna J. (1996). "Inflammatory Bowel Disease in Infancy: An Increasing Problem?". Journal of Pediatric Gastroenterology & Nutrition. Lippincott-Raven. 23 (5): 568–576. doi:10.1097/00005176-199612000-00010. PMID 8985847.
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