Tube provided with a white bismuth salt containing bismuth compo

Details Tube provided with a white bismuth salt containing bismuth compo Tube provided with a white bismuth salt containing bismuth compo

1990-04-17

1992-02-04

Page, Thurman K.

Drug, bio-affecting and body treating compositions

Preparations characterized by special physical form

Implant or insert

424 4, 424653, 524408, 524430, 524434, 524545, 524546, 524590, 604280, A61M 2500, A61M 5178

Patent

active

050858637

ABSTRACT:
A tube comprises a wall formed from thermoplastic material. The wall is provided with an X-ray opaque agent comprised of a white bismuth compound mixture of bismuth oxide and a white bismuth salt such as bismuth nitrate and bismuth sulfate, the bismuth compound mixture having a bismuth content of 83 to 88% by weight.

REFERENCES:
patent: 4196731 (1980-04-01), Laurin et al.
patent: 4657024 (1987-04-01), Coneys
patent: 4838879 (1989-06-01), Tanabe et al.

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