Patient-Reported Erectile Recovery and Quality of Life Outcomes With Lyopreserved Placental Tissue Applied Directly Over Neurovascular Bundle During Nerve Sparing Radical Prostatectomy Versus Standard of Care

Clinicaltrials.gov ID: NCT05366842
db-list-check Status RECRUITING
b-loader Phase PHASE2
b-people Age 40 - 65 Years
b-bullseye-arrow Enrollments 60

Conditions

Prostate Cancer

Drugs

Stravix lyopreserved placental tissue (LPT)

Summary

Surgical implantation of Lyopreserved Placental Tissue (LPT) is FDA approved and has been used extensively in wound care. The use is expanding and more recently, LPT has been used in the management of diabetic foot ulcers, acute and chronic surgical wounds, various fistulas and even as a nerve wrap on the common peroneal nerve. Surgical technique for nerve-sparing prostatectomy has evolved continuously since first described by Walsh in 1982 and is now commonly performed with robotic assistance.The investigators intend to study whether placement of LPT over the spared neurovascular bundle during nerve-sparing robotic prostatectomy will improve return to potency and/or continence after robotic radical prostatectomy for prostate cancer. Patients with a preoperative Sexual Health Inventory for Men (SHIM) score > 19 (moderate or high pre-op sexual function) planning to undergo robotic-assisted laparoscopic prostatectomy will be randomized to receive direct placement of LPT over the preserved neurovascular bundles vs standard of care. Patients will independently report erectile function and continence at 1 months, 3 months, 6 months and 1 year after surgery. Primary outcomes would include mean time to achieve potency, percentage of group achieving potency at each time point, and mean change in SHIM score. Secondary outcomes would include mean time to achieve continence. The investigators will also report any adverse events.

Locations

1 location Found with status Recruiting

Status

  • RECRUITING

Contact Person

Principal Investigator

  • Arthur Burnett, MD

Eligibility Criteria

Inclusion Criteria:

1. Male sex 40 to 65 years of age with localized prostate cancer (clinical stage less than or equal to T2a, Gleason grade less than or equal to 3+4=7 (Gleason 8 or 4+3=7 will be excluded), Prostate-Specific Antigen (PSA) less than or equal to 10 ng/mL)
2. Scheduled to undergo curative radical prostatectomy applying bilateral nerve-sparing procedure
3. Intact pre-surgical erectile function (International Index of Erectile Function [IIEF]-5 / Sexual Health Inventory for Men (SHIM) score greater than or equal to 18)
4. Willingness to attempt intercourse at least 5 times per month following surgery.
5. Has a sexual partner of at least 6 months with current sexual activity (within the past 4 weeks)

Exclusion Criteria:

1. Known penile deformity or a history of Peyronie's disease
2. Pre or postoperative androgen therapy
3. Pre or postoperative radiation therapy
4. History of high or low blood pressure that is not controlled
5. Taking nitrates medications
6. History of heart problems such as angina, heart failure, irregular heartbeats, or myocardial infarction
7. History of drug or alcohol abuse
8. Current smoker has a 20 pack/year history of cigarette smoking
9. History of acute or chronic depression
10. History of liver problems or kidney problems
11. History of retinitis pigmentosa or severe vision loss, including a condition called NAION
12. History of spinal trauma or surgery to the brain or spinal cord
13. Other contraindications to the use of phosphodiesterase inhibitor (PDE) 5 inhibitors
14. History of known sensitivities to any of the following reagents used for processing, disinfection, and storage, which may remain on the product:

* Lyopreservation Solution: 18.9% w/v Trehalose in Dulbecco's Phosphate Buffered Saline
* Disinfection Solution: 0.5% v/v Gentamicin Sulfate, 0.1% v/v Vancomycin reconstituted in Water for Injection (WFI), 1% v/v Amphotericin B, 98.4% Dulbecco's Modified Eagle's Medium (DMEM)
* Processing Solution: DMEM, Dulbecco's Phosphate Buffered Saline (dPBS), 11% Anticoagulant Citrate Dextrose Solution in Saline, Formula A (ACD-A), 1.7% w/v Trehalose in Dulbecco's Phosphate Buffered Saline

Study Plan

Stravix

EXPERIMENTAL

Direct placement of LPT over the spared neurovascular bundles during bilateral nerve sparing radical prostatectomy for prostate cancer.

  • DRUG:

    Stravix lyopreserved placental tissue (LPT)

    Description:

    Participants will undergo surgical implantation of Stravix lyopreserved placental tissue (LPT) during a standard of care radical prostatectomy.

Standard of Care

SHAM_COMPARATOR

Standard care (no placement of tissue) bilateral nerve sparing radical prostatectomy for prostate cancer.

  • PROCEDURE:

    Radical prostatectomy

    Description:

    Standard care (no placement of tissue)

Outcome Measures

Primary Outcome Measures

Change in erectile function as assessed by the International Index of Erectile Function (IIEF) Score

Time Frame: 1, 3, 6, 9, 12 and 18 months post-surgery

Secondary Outcome Measures

Change in erectile function and overall quality of life as assessed by the Expanded Prostate cancer Index Composite (EPIC) score from questionnaires

Time Frame: 1, 3, 6, 9, 12 and 18 months post-surgery

Timeline

  • Last Updated
    December 13, 2023
  • Start Date
    May 9, 2022
  • Today
    January 16, 2025
  • Completion Date ( Estimated )
    March 1, 2025

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