Table 2. Results for patients allocated to revised device (n = 12).
Indication for Operation | Frequency (%) |
---|---|
Biliary Colic | 4 (33%) |
Acute Cholecystitis | 2 (17%) |
Chronic Cholecystitis | 3 (25%) |
Gallstone Pancreatitis | 1 (8%) |
Symptomatic Cholelithiasis | 2 (17%) |
Mean (Std) | |
Time for removal (in seconds) | 24.3 (9.4) |
Utilization characteristics | Mean (Std) |
Overall utility | 1.1 (0.3) |
Insertion positioning | 1.0 (0.0) |
Extension and grove guide | 1.0 (0.0) |
Retraction sturdiness | 1.0 (0.0) |
Specimen removal | 1.3 (0.5) |
Blade removal | 1.0 (0.0) |
Note: Utilization characteristic categories are scored on five point ordinal scale, with 1 indicating outstanding benefit and 5 indicating hindrance to procedure.