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PURPOSE To evaluate the effect of α1-adrenergic receptor antagonists (α1-ARAs) on pupil diameter and determine whether the diameter predicts intraoperative floppy-iris syndrome (IFIS). SETTING Ophthalmology Section, Palermo University, Palermo, Italy. DESIGN Prospective cohort study. METHODS Male outpatients taking tamsulosin, α(1)-ARAs, or no(More)
In this communication, we propose a compensation procedure for LDO regulators which exploits both a current/buffer amplifier Miller compensation and a standard Miller compensation. The analysis shows how to design the compensation network in order to guarantee the stability for all the loading conditions. The results are then used to design a LDO regulator(More)
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