A - Human Necessities – 61 – N
Patent
A - Human Necessities
61
N
A61N 1/28 (2006.01) A61F 7/12 (2006.01) A61B 17/00 (2006.01) A61B 17/42 (2006.01) A61F 7/00 (2006.01)
Patent
CA 2158133
An apparatus for effecting hyperthermia in a narrow body cavity or duct comprising: a disposable first part (1) comprising an elongate distal section (5) intended to be inserted into said cavity or duct comprising a centrally located, heat- releasing element (22), which is either surrounded by an elongate housing (24) or is itself constituted by an elongate housing, and a flexible and/or elastic enclosure (23) surrounding said housing in a liquid-tight manner, further including means for supplying energy to the heat-releasing element (22) and an axially operating first inlet (135) at the proximal part of the housing, an outlet (133) from the housing being arranged for the supply of heat- transmitting medium under pressure for expansion of the flexible enclosure (23) to accommodate and to exert a controlled pressure on surrounding walls of said cavity or duct, a second inlet (131) to the housing (24), and medium-actuating means (13, 19) for said expansion of the flexible enclosure (23) and for internal circulation of said medium through the housing (24); and a permanent non- disposable second part (51) comprising drive means (55, 75) for said means (13, 19) for expansion and for internal circulation, and connecting means (43 59; 41, 81) for releasably interconnecting said drive means (55, 75) and said means (13, 19) for expansion and internal circulation.
Duc Jerome
Wallsten Hans I.
Packard Development S.a.
Sim & Mcburney
Wallsten Medical S.a.
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