New study aims to stop involuntary leg movements during bladder cancer surgery
NCT ID NCT07481123
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study tested two ways to numb the obturator nerve during bladder tumor surgery to prevent sudden leg muscle spasms that can cause complications. Sixty patients aged 50-80 were randomly assigned to receive either a single-injection or a two-injection nerve block. The goal was to see which method works better and is safer.
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Study facts
What this study's own registry entry says, in plain language.
- Phase
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Not a phased trial
Phase numbers describe drug development. The registry uses this when they do not apply, as it does for trials of devices, procedures or behaviour changes, and for observational studies.
- Participants
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60 people
The number who actually took part.
- Started
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Aug 2022
- Finished
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Dec 2022
- Lead sponsor
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Other sponsor
The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
- Ages
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50 to 80 years
- Sex
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Anyone
- Healthy volunteers
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Not accepted
This study is not open to healthy volunteers. The entry requirements below say who it is open to.
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Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: * Patients aged between 50 and 80 years * Diagnosed with bladder tumor and scheduled for transurethral resection of bladder tumor (TURBT) * Classified as American Society of Anesthesiologists (ASA) physical status I-III * Provided written informed consent Exclusion Criteria: * Coagulopathy or anticoagulant therapy contraindicating regional anesthesia * Known allergy to local anesthetics * Infection at the injection site * Pre-existing neuromuscular disorder affecting lower extremities * Severe cardiac, hepatic, or renal dysfunction * Inability to provide informed consent
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
Contacts and locations
Locations
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Ankara Etlik City Hospital
Ankara, Ankara, Turkey (Türkiye)
More trials for these conditions
Other studies related to the condition(s) this trial covers.
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- Can a radioactive drug seek out and attack solid tumors?