,
(
25
50
75
100
125
150
175
200
225
250
)
1
...
85
86
87
88
89
90
91
92
93
94
95
96
97
...
203
: , - .
230105
-
-
XXI
C Medtronic CoreValve FDA
.
HSC (high speed cutting):
- :
-20
1
...
85
86
87
88
89
90
91
92
93
94
95
96
97
...
203
