(19)
RU
(11)
2 157 116
(13)
C1
(51)
IPC
(21) (22)
Application
99117986/14, 1999-08-18
(24)
Start date
1999-08-18
(22)
Actual filing date
(45)
Published
2000-10-10
(72)
Inventor
Ul'Janov Ju.P.
(73)
Holder
Ul'Janov Jurij Petrovich
FIELD: medicine. SUBSTANCE: method involves resecting anterior and inferior walls of the main sinus. EFFECT: enhanced effectiveness of treatment.
Authors
Dates
2000-10-10—Published
1999-08-18—Filed