Magnet article for attracting foreign matters in the stomach

Details Magnet article for attracting foreign matters in the stomach Magnet article for attracting foreign matters in the stomach

1991-02-05

1992-03-17

Thomas, Alexander S.

Stock material or miscellaneous articles

Sheet including cover or casing

Complete cover or casing

428900, 600 12, 335303, A61B 1900, A61N 142

Patent

active

050967630

ABSTRACT:
The magnet article for attracting foreign matters in the stomach is constituted by (a) a hollow cylindrical case made of a corrosion-resistant, non-magnetic material: (b) a plurality of disc-shaped yokes made of a soft magnetic material; (c) a plurality of disc-shaped magnet members made of an R-Fe-B permanent magnet material and having magnetic poles on both end surfaces, the disc-shaped magnet members being arranged alternately with the disc-shaped yokes in the hollow cylindrical case such that the magnetic poles having the same polarity of the adjacent disc-shaped magnet members face each other via each disc-shaped yoke; and (d) a pair of end covers made of a corrosion-resistant, non-magnetic material, each end cover being fixed to each end of the hollow cylindrical case so that the inside of the hollow cylindrical case is sealed.

REFERENCES:
patent: 3187239 (1965-06-01), Rosenberger et al.
patent: 4303062 (1981-12-01), Vars
patent: 4888068 (1989-12-01), Tokunaga et al.

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