FIELD: medicine.
SUBSTANCE: invention refers to medicine, and can be used for gastroesophageal junction dilatation in management of cardiospasm. A pneumatic cardiodiosis apparatus comprises a probe in the form of a blind-ended tube coupled with an expanding multilayered cylinder with its internal and external layers made of a flexible material. An reinforcing centre making a dumbbell shape of the cylinder and limited inflation of the cylinder is made of a dense synthetic fabric. The probe tube is made of a rigid plastic. The flexible material is silicone rubber produced of polydimethyl metylvinylsiloxane of molecular weight 20000 to 60000 units and Shore hardness number 40 units and less.
EFFECT: higher performance properties of the product ensured by prevented formation of microcracks and folds on an external surface of the cylinders, improved starting facility, higher durability of the product and enabled multiple safe sterilisation.
2 cl, 1 dwg
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Authors
Dates
2011-10-10—Published
2009-03-10—Filed