The goal of this clinical trial is to evaluate the efficacy and safety of the two-point approach in patients with intrahepatic bile duct stones。The main questions it aims to answer are: ① By comparing the technical success rate and clinical success rate of the two-point method and the non-two-point method, the clinical effect of the two methods was judged. ② To analyze the probability of short-term complications of the two-point method during the operation and to judge its safety. ③ Patients were followed up after the two-point method to determine the recurrence rate of stones and the probability of long-term complications. The researchers will compare the two-point method with conventional PTCS to evaluate its effectiveness.
Age range
18 Years – 100 Years
Sex
ALL
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The trial coordinator is the person who runs the study day to day. These cover the practical side — logistics, costs, and what taking part would actually mean for your life. The study team confirms whether you meet the criteria; these are questions to ask, not a sign you qualify.
A starting point for the conversation — always confirm anything about your own eligibility, costs, and care with the study team and your doctor.
Technical success rate
Timeframe: up to 1 week
Clinical success rate
Timeframe: up to 1 week
Stone recurrence rate
Timeframe: through study completion, an average of 1 year