the invention u043eu0442u043du043eu0441u0438u0442u0441u00a0 to medicine and can be used in the study of u043fu0438u0449u0435u0432u0430u0440u0435u043du0438u00a0, in particular u0434u043bu00a0 fence mucous membrane, for example, stomach qi u0448u0435u0447u043du0438u043au0430 in secrets. purpose u0438u0437u043eu0431u0440u0435u0442u0435u043du0438u00a0 u00a0u0432u043bu00a0u0435u0442u0441u00a0 simplification of structure. the capsule consists of a cylindrical casing 1 with u0430u0441u043fu0438u0440u0430u0446u0438u043eu043du043du044bu043c hole 3.the movable knife 5 inside the shell is cylindrical with a focus 6, with the help of this capsule u043fu0440u043eu0438u0437u0432u043eu0434u00a0u0442 mucosa and gastrointestinal secretions with fence u043eu0434u043du043eu043au0440u0430u0442u043du043eu043c introduction in the cavity body. 2).
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