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About Penile Vibratory Stimulation — How These Devices Work
Penile vibratory stimulation (PVS) is a non-invasive therapeutic technique that applies mechanical vibration to the glans or shaft of the penis at specific frequencies and amplitudes to activate the penile sensory nerve pathways. In men with erectile dysfunction, PVS stimulates the afferent nerve fibers responsible for triggering the bulbocavernosus reflex and the sacral erectile centers — producing a physiological erection through the same neural mechanisms as normal sexual arousal, but bypassing the higher-level psychological and vascular processes that are disrupted in ED. In men with spinal cord injury (SCI), PVS applies vibration at the frequencies and amplitudes required to activate the ejaculatory reflex through the intact peripheral neural pathways below the level of injury — achieving ejaculation in men who cannot do so voluntarily.
PVS devices operate in the 70–110 Hz frequency range and at amplitudes of 2–4mm peak to peak — parameters established through clinical research as the threshold range for penile reflex activation. Below this threshold, vibration produces sensation but may not trigger the reflex; within this range, the reflex is reliably activated in a clinically significant proportion of users. The devices on this page operate at the upper end of this range with the highest amplitude available in any commercially available PVS device, making them appropriate for the most demanding clinical applications including severe ED and SCI ejaculation.
Which Device Is Right for You?
| Feature | Viberect Pro | Ferticare 2.0 / FertiSonic |
|---|---|---|
| Primary Application | Erectile dysfunction — all causes | SCI ejaculation & fertility |
| Design | Dual-sided tong — both surfaces simultaneously | Single wand pad — dorsum or frenulum |
| Amplitude | 3.8mm | Up to 4.0mm (slightly more powerful) |
| Frequency | 5 settings: 70 / 80 / 90 / 100 / 110 Hz | Continuous adjustable: 70–110 Hz |
| Modes | Both pads / dorsal / ventral | Single pad placement |
| FDA Status | Cleared for erectile dysfunction | FDA approved |
| Post-Prostatectomy | ✓ Primary recommendation | ✓ Also used |
| SCI Ejaculation (T10+) | ✓ Effective | ✓ Primary design focus |
| Delayed Ejaculation | ✓ Yes | ✓ Yes |
| Non-SCI ED | ✓ Primary focus | ✓ Also appropriate |
| Fertility / Sperm Collection | ✓ Can achieve ejaculation | ✓ Clinical standard for SCI fertility |
| Warranty | 1 year | 1 year (original purchaser only) |
| Prescription | Not required — OTC | Not required — OTC |
| Returns | Not returnable if opened | Not returnable or refundable |
| Choose If | Primary goal is achieving/maintaining erection for sex; post-prostatectomy recovery; non-SCI ED of any cause | Primary goal is ejaculation for fertility; SCI at T10+; maximum amplitude for demanding SCI ejaculation applications |
Still unsure which device fits your situation? Call us — we can discuss clinical applications, injury level, and which device urologists most commonly recommend for your specific circumstances: 866-218-0902.
Clinical Applications — Who Uses PVS Devices
Erectile Dysfunction — All Causes
PVS is effective for ED caused by age-related vascular changes, diabetes, hypertension, cardiovascular disease, multiple sclerosis, and medication side effects. Where oral ED medications (PDE5 inhibitors) work by enhancing nitric oxide-mediated vascular response, PVS works through a completely different mechanism — direct neural reflex activation — making it effective for men who don't respond adequately to medication or cannot take it. The Viberect Pro is the primary choice for this application.
Post-Prostatectomy Nerve Recovery
Following nerve-sparing prostate surgery, regular PVS maintains penile blood flow, prevents hypoxic fibrosis in the erectile tissue, and provides ongoing stimulation to recovering cavernous nerves. Urologists recommend early post-surgical PVS as part of penile rehabilitation protocols — typically beginning 4–8 weeks after surgery depending on healing. The Viberect Pro is the most commonly recommended device for this application. Consult your surgeon for specific timing and protocol guidance.
Spinal Cord Injury (SCI) — Ejaculation & Fertility
For men with SCI at T10 and above, PVS triggers the ejaculatory reflex through intact peripheral neural pathways below the injury level — achieving ejaculation for both sexual function and fertility (sperm collection for IUI, IVF, or banking). The Ferticare 2.0 / FertiSonic is the dedicated clinical standard for SCI ejaculation, with the highest amplitude available and continuous frequency adjustment. Men with SCI at T6 and above must observe autonomic dysreflexia precautions — see the safety section below before purchasing.
Delayed Ejaculation & Orgasmic Dysfunction
Non-SCI men with delayed ejaculation, anorgasmia, or reduced orgasm intensity from neurological conditions, medication side effects, aging, or psychological factors can use either device to facilitate ejaculation. Both devices operate at frequencies and amplitudes that often exceed the threshold for orgasm in men for whom conventional stimulation is insufficient.
Long-Term Health Maintenance (SCI)
Published research supports weekly PVS use in men with SCI for long-term benefits beyond ejaculation: improvements in bladder health, kidney function, prostate health, and cardiovascular function — areas particularly important for SCI patients with limited access to exercise-based cardiovascular conditioning. Psychological benefits for intimacy and wellbeing are also documented in published surveys of SCI PVS users.
⚠ Autonomic Dysreflexia Warning — SCI Users at T6 and Above
Men with SCI at T6 and above are at risk for autonomic dysreflexia (AD) — a potentially serious, rapid blood pressure increase triggered by stimulation below the injury level. Penile vibratory stimulation can trigger AD. Men with SCI at T6 and above must consult their physician or SCI rehabilitation specialist before using any PVS device. Have blood pressure monitoring available during initial sessions. Know AD symptoms: sudden severe headache, facial flushing, sweating above the injury level, goosebumps, nasal congestion. Stop use immediately if symptoms occur and follow your established AD management protocol.
Important Purchasing Notes
- Both devices are personal medical devices and cannot be returned or refunded once opened — read all product information, consult your physician or rehabilitation specialist, and call us with any questions before purchasing: 866-218-0902
- Insurance — most plans do not cover PVS devices; HCPCS E1399 (miscellaneous) can be submitted with a sales receipt for potential partial reimbursement with some Medicaid and supplemental plans
- Medical clinics — individual device purchases are for personal use only; medical clinics and rehabilitation facilities must purchase clinic bundles; contact us for details
- Autonomic dysreflexia — SCI users at T6 and above must consult their physician before purchase and use; see the safety section above
- Warranties are non-transferable — both devices are warranted to the original purchaser only; do not purchase second-hand units
Questions about which device is right for your situation or clinical application?
Call 866-218-0902
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