Minekus, J.

length force bladder muscle isometric force animal velocity obstruction isometric contractility pressure ® bre length measurement value bladder contractility muscle ® bres urethral study ® bres urethral obstruction change stimulation ¯ ow rate fiber bladder function compliance response length dependence urodynamic dependence urethral resistance guinea function result ® bre stimuli bladder pressure contraction calcium model ® bre lengths parameter concentration guinea pigs mastrigt increase muscle ® bre relation panel bladder compliance resistance contractile elements voiding number muscle fibers supramaximal urine point method pattern stimulus contractile control difference group t test €erent animal model force velocity relation force length relation muscle length signi development urodynamic patterns day 0 ultrasound probe repetition rate force response element analysis