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five nasopharyngoscopes. available commercially ENT-Serie ENT fiberscope ER-530S2 ENF-XP 311003s NasoXplorer 130 130 140 145 degrees 300 300 300 118 Yes Yes Yes Yes Yes/No Semi Semi Semi Semi Manual/ semi/ full Yes Yes Yes Yes Yes/No 3.2 2.2 3.2 3.0 Slow Slow Slow Slow Fast/slow
the Units mm mm –
and
NasoXplorer Importance (1–5) 5 5 4 4 2 5 3 3
between length to
comparison Metric Articulation range Working Stability Automatic mechanism Resistance deformation tip Distal diameter of Speed insertion of Cost production
for
Metrics Need # 1 4,6 3 4,7 5 8 4,8 6
6
Table Metric # 1 2 3 4 5 6 7 8
