Diagnostic device and method
阅读：3发布：2023-03-04
专利汇可以提供Diagnostic device and method专利检索，专利查询，专利分析的服务。并且Cellular material is collected from the large intestine of a patient on a sponge. The patient swallows the sponge contained compressed in a gelatin casing with an enteric coating, the casing being dissolved in the large intestine to release the sponge, which is naturally evacuated by the patient and recovered for analysis.，下面是Diagnostic device and method专利的具体信息内容。
1. A method of collecting cellular material from the large intestine of a patient, which comprises fasting the patient, administering orally to the patient a capsule comprising an enzyme degradable casing, an enteric coating over the outer surface of said casing, and a readily compressible sponge of fine pore structure enclosed within said casing, recovering the sponge material after its natural evacuation from the body, and recovering from the sponge cells collected thereon during its passage through the large intestine of the body.
2. The method of claim 1 wherein the sponge is finely porous polyurethane sponge, and the casing is of gelatine.
3. A method of collecting cellular material from the large intestine of a patient, which comprises fasting the patient, administering orally to the patient a capsule comprising an enzyme degradable gelatine casing, a cellulose acetate phthalate based enteric coating over the outer surface of said casing, and a readily compressible finely porous polyurethane sponge enclosed within said casing, recovering the sponge after its natural evacuation from the body, and recovering from the sponge cells collected thereon during its passage through the large intestine of the body.
4. A diagnostic device of an overall size such as to allow it to be swallowed by a patient aNd passed through the intestines of the body, said device being generally cylindrical in overall shape and comprising an enzyme degradable gelatine casing, a cellulose acetate phthalate based enteric coating over the outer surface of said casing, and a readily compressible and re-expandable finely porous polyurethane sponge retained and enclosed within said casing in a compressed form.
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