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临床试验/NCT05027971
NCT05027971已完成不适用

Flexiva Pulse Laser Fiber Post-Market Patient Registry

Boston Scientific Corporation4 个研究点 分布在 1 个国家目标入组 201 人开始时间: 2021年11月1日最近更新:
适应症

试验速览

阶段
不适用
状态
已完成
入组人数
201
试验地点
4
主要终点
Occurrence of Serious Adverse Device Effects - Primary Safety Endpoint

研究概览

简要总结

To obtain post-market safety and efficacy data for FlexivaTM Pulse High Power Single-Use Laser Fibers during lithotripsy and soft tissue procedure of holmium laser enucleation of the prostate (HoLEP).

详细描述

Multi-center, open label, prospective study to document on-going post-market safety and performance of Flexiva Pulse High Power Single-Use Laser Fibers.

All subjects meeting the enrollment criteria, signing the consent and undergoing the lithotripsy/HoLEP procedure with the study device(s) will be followed: up to 2 months (60 days) post-discharge from final holmium laser lithotripsy procedure for subjects in the lithotripsy cohort or up to 6 months (180 days + 60 days) post discharge from HoLEP procedure for subjects in the Benign Prostatic Hyperplasia (BPH) cohort.

研究设计

研究类型
Observational
观察模型
Cohort
时间视角
Prospective

入排标准

性别
All
接受健康志愿者

入选标准

  • For Lithotripsy cohort:
  • Subject is undergoing treatment for urinary calculi
  • Subject is willing and able to return for all follow-up visits
  • For BPH cohort:
  • Subject is ≥ 40 years of age
  • Subject with a diagnosis of benign prostatic hyperplasia (BPH) with lower urinary tract symptoms
  • IPSS (International Prostate Symptom Score) ≥ 12
  • Qmax (Peak Flow Rate) ≤ 15 mL/s
  • Subject is willing and able to return for all follow-up visits

排除标准

  • For Lithotripsy cohort:
  • Subject has uncontrolled bleeding disorders and coagulopathy
  • Subject has untreated urinary tract infection (UTI)
  • Subject requires simultaneous HoLEP procedure
  • For BPH cohort:
  • Subject has a diagnosis of bladder cancer
  • Subject has a diagnosis of prostate cancer
  • Subject with prostate-specific antigen (PSA) ˃ 10 ng/mL suggestive of prostate cancer is not eligible unless patient has concomitant negative prostate biopsy
  • Subject has acute prostatitis, a prostate abscess, or neurogenic bladder
  • Subject has urethral stricture disorder
  • Subject has uncontrolled bleeding disorders and coagulopathy
  • Subject has untreated urinary tract infection (UTI)
  • Subject requires simultaneous upper urinary calculi lithotripsy procedure (not applicable to bladder calculi)

结局指标

主要结局

Occurrence of Serious Adverse Device Effects - Primary Safety Endpoint

时间窗: Up to 240 days of follow-up for BPH Cohort.

The primary safety endpoint is the occurrence of Serious Adverse Device Effects (SADE) related to Flexiva Pulse Laser Fibers during HoLEP procedures.

Stone Free Rates - Primary Efficacy Endpoint 1

时间窗: 1 month follow-up

In lithotripsy procedures: Stone clearance assessed by stone free rates (SFR) at the 1 month follow-up. Stone free was defined as clinically nonsignificant, non-obstructive residual fragments of ≤ 3 mm, asymptomatic, and no auxiliary procedures performed between the final Flexiva Pulse holmium laser lithotripsy procedure and the 1-month follow-up.

Change in BPH Symptoms - Primary Efficacy Endpoint 2

时间窗: 3 month follow-up

In HoLEP procedures: Improvement in BPH symptoms from baseline as measured by favorable change (decrease) in International Prostate Symptom Score (IPSS) at 3 month follow-up, on a scale of 0 to 35.

次要结局

  • Procedure Related AEs and/or ADEs - Secondary Safety Endpoint(Up to 240 days of follow-up for BPH Cohort.)
  • Ability of Fiber to Deliver Energy - Secondary Efficacy Endpoint 1(Through lithotripsy procedure completion, up to 1 day.)
  • Ability of Fiber to Deliver Energy - Secondary Efficacy Endpoint 2(Through HoLEP procedure completion, up to 1 day.)
  • Fiber and Scope Compatibility - Secondary Efficacy Endpoint 1(Through lithotripsy procedure completion, up to 1 day.)
  • Fiber and Scope Compatibility - Secondary Efficacy Endpoint 2(Through HoLEP procedure completion, up to 1 day.)
  • Change in Uroflowmetry - Secondary Efficacy Endpoint 2(Up to 3 month follow-up)
  • Change in Quality of Life - Secondary Efficacy Endpoint 2(Up to 3 month follow-up)
  • Hemostasis - Secondary Efficacy Endpoint 2(Through HoLEP procedure completion, up to 1 day.)

研究者

申办方类型
Industry
责任方
Sponsor

研究点 (4)

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