Lidocaine Patches Prior to Percutaneous Nerve Evaluation

June 9, 2023 updated by: Stacy Lenger MD, University of Louisville

The study will be a double-blind randomized control trial comparing 4% lidocaine patch placed over the sacrum 3 minutes prior to a percutaneous nerve evaluation (PNE) procedure to a placebo patch in patients already scheduled to undergo a medically indicated percutaneous nerve evaluation (PNE). VAS pain score, The volume of injectable lidocaine used, Patient Satisfaction Score, rate of successful PNE (defined as successful placement of wire in the S3 spinal foramen), and the amplitude of perineal stimulation on a Likert scale will be collected immediately after the procedure. Patients will follow up in 1 week - as is standard of care with the PNE procedure. Adverse events such as pain or change in sensation will be recorded. Number of voids and incontinence episodes per day after the PNE procedure will be recorded. Overall satisfaction score will be recorded at that time. Rate of progression to Sacral nerve stimulator implantation will be collected.

The investigators hypothesize that patients in the lidocaine patch group will experience significantly less pain at the time of PNE as measured by a lower change in VAS pain score when compared with the control group.

Study Overview

Detailed Description

The study design will be a double-blind randomized control trial comparing 4% lidocaine patch placed over the sacrum 30 minutes prior to the procedure to placebo patch. Intervention and control patches will be in envelopes labeled with study number and located within the procedure area. A patch from the envelope corresponding to the patient will be placed by a medical assistant or co-investigator who is not associated with the PNE placement procedure 30 minutes prior to the procedure start. Number of voids and incontinence episodes per day prior to the PNE procedure will be recorded. A patch (intervention or control) will be removed by a medical assistant prior to provider entering the room in order to secure blinding. 1% lidocaine 10cc will be injected into the sacral procedure site for adequate pain relief. PNE procedure will then be performed. If inadequate analgesia is reported by the Patient during the procedure, additional injectable lidocaine will be administered in 5 cc increments, not to exceed 4.5 mg/kg of injectable lidocaine. The volume of injectable lidocaine used will be recorded. VAS pain scores prior to and immediately after procedure will be recorded. Patient Satisfaction Score, rate of successful PNE, rate of progression to SNS implantation, and amplitude of perineal stimulation of a Likert scale will be collected immediately after the procedure.

Patients will follow up in 1 week - as is standard of care with the PNE procedure. Adverse events such as pain or change in sensation will be recorded. Number of voids and incontinence episodes per day after the PNE procedure will be recorded. The overall satisfaction score will be recorded at that time.

Study Type

Interventional

Enrollment (Estimated)

34

Phase

  • Phase 2

Contacts and Locations

This section provides the contact details for those conducting the study, and information on where this study is being conducted.

Study Contact

Study Locations

    • Kentucky
      • Louisville, Kentucky, United States, 40205
        • Recruiting
        • ULP Female Pelvic Medicine and Reconstructive Surgery - Springs Medical Center Suite 190
        • Contact:
      • Louisville, Kentucky, United States, 40215
        • Recruiting
        • ULP Female Pelvic Medicine and Reconstructive Surgery - Urogynecology Associates office
        • Contact:

Participation Criteria

Researchers look for people who fit a certain description, called eligibility criteria. Some examples of these criteria are a person's general health condition or prior treatments.

Eligibility Criteria

Ages Eligible for Study

18 years and older (Adult, Older Adult)

Accepts Healthy Volunteers

Yes

Description

Inclusion Criteria:

  1. Female patients undergoing sacral neuromodulation to manage their OAB with sacral neuromodulation trial with percutaneous nerve evaluation (PNE) without fluoroscopy.
  2. No contraindication to the use of lidocaine patch
  3. Age >18 years old

Exclusion Criteria:

  1. Patients who are not candidates for SNM therapy
  2. Patients with contraindications to SNM including pregnancy
  3. Allergy to lidocaine or adhesives
  4. Chronic pain as an indication for the PNE procedure

Study Plan

This section provides details of the study plan, including how the study is designed and what the study is measuring.

How is the study designed?

Design Details

  • Primary Purpose: Treatment
  • Allocation: Randomized
  • Interventional Model: Parallel Assignment
  • Masking: Quadruple

Arms and Interventions

Participant Group / Arm
Intervention / Treatment
Experimental: topical lidocaine patch
4% lidocaine patch placed over the sacrum 30 minutes prior to PNE procedure
4% lidocaine patch placed over the sacrum 30 minutes prior to PNE procedure
Placebo Comparator: Placebo
Adhesive patch placed over the sacrum 30 minutes prior to PNE procedure
Adhesive patch placed over the sacrum 30 minutes prior to PNE procedure

What is the study measuring?

Primary Outcome Measures

Outcome Measure
Measure Description
Time Frame
Visual Analog Scale pain score
Time Frame: collected before and immediately after the PNE procedure
Visual Analog Scale pain score change (denoting the difference between pre- and post-procedural pain score). This scale ranges from 0-10. Higher Visual Analog Scale pain scores indicate worsening pain.
collected before and immediately after the PNE procedure

Secondary Outcome Measures

Outcome Measure
Measure Description
Time Frame
Overall satisfaction
Time Frame: immediately after PNE procedure
Satisfaction score collected after PNE procedure
immediately after PNE procedure
Volume of injectable lidocaine used
Time Frame: collected after the PNE procedure
The volume in milliliters of injectable lidocaine used for analgesia with the PNE procedure
collected after the PNE procedure
Amplitude of perineal sensation
Time Frame: collected immediately after the PNE procedure
Amplitude of perineal sensation during the PNE procedure - collected on a likert scale
collected immediately after the PNE procedure
Rate of successful PNE
Time Frame: collected immediately after the PNE procedure
Rate of successful stimulation and lead placement with the PNE procedure
collected immediately after the PNE procedure
Rate of progression to permanent SNS implantation
Time Frame: to be assessed 3 months after the PNE procedure
The rate of successful reduction in urinary or fecal incontinence symptoms meriting placement of permanent sacral nerve stimulator
to be assessed 3 months after the PNE procedure

Collaborators and Investigators

This is where you will find people and organizations involved with this study.

Publications and helpful links

The person responsible for entering information about the study voluntarily provides these publications. These may be about anything related to the study.

General Publications

Study record dates

These dates track the progress of study record and summary results submissions to ClinicalTrials.gov. Study records and reported results are reviewed by the National Library of Medicine (NLM) to make sure they meet specific quality control standards before being posted on the public website.

Study Major Dates

Study Start (Actual)

May 1, 2023

Primary Completion (Estimated)

April 1, 2024

Study Completion (Estimated)

April 1, 2024

Study Registration Dates

First Submitted

March 13, 2023

First Submitted That Met QC Criteria

March 13, 2023

First Posted (Actual)

March 24, 2023

Study Record Updates

Last Update Posted (Actual)

June 12, 2023

Last Update Submitted That Met QC Criteria

June 9, 2023

Last Verified

June 1, 2023

More Information

Terms related to this study

Plan for Individual participant data (IPD)

Plan to Share Individual Participant Data (IPD)?

NO

IPD Plan Description

There is no plan to make individual participant data (IPD) available to other researchers

Drug and device information, study documents

Studies a U.S. FDA-regulated drug product

Yes

Studies a U.S. FDA-regulated device product

No

product manufactured in and exported from the U.S.

Yes

This information was retrieved directly from the website clinicaltrials.gov without any changes. If you have any requests to change, remove or update your study details, please contact register@clinicaltrials.gov. As soon as a change is implemented on clinicaltrials.gov, this will be updated automatically on our website as well.

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