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ED treatment option

Li-ESWT Shockwave Therapy for Erectile Dysfunction

Non-invasive low-intensity focused shockwave therapy that addresses the underlying vascular cause of ED. Delivered at Hisential Clinics on the Dornier Aries 2 - the electromagnetic focused Li-ESWT platform used in much of the published evidence base for this treatment.

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Clinician in blue scrubs and nitrile gloves holding a low-intensity shockwave therapy handpiece at Hisential.

Quick answer

Low-intensity extracorporeal shockwave therapy (Li-ESWT) uses focused acoustic waves to stimulate new blood vessel growth (angiogenesis) in penile tissue, restoring the vascular function that supports an erection. A typical course is 6-12 sessions over 6 weeks, with no anaesthesia and no downtime. Meta-analyses report meaningful improvement in erectile function scores in roughly 60-70% of appropriately selected men, with effects lasting 12-24 months and often longer.

Medically reviewed by Dr. Jasvinderpal Singh, MD, FIFA Dip. Football Medicine, Cert. Men's Health (SMHS)

Last reviewed 1 May 2026 · Next review 1 November 2026

How Li-ESWT works

Focused low-intensity acoustic shockwaves are delivered to the penile shaft and crura through a handheld applicator. The mechanical stimulus triggers a cascade of cellular responses - recruitment of endothelial progenitor cells, upregulation of VEGF and other growth factors, and proliferation of new microvasculature in the cavernosal tissue.

The clinical goal is to restore erectile function rather than to provide an on-demand effect. Unlike PDE5 inhibitors, Li-ESWT works on the underlying vascular substrate and aims for sustained improvement that persists between - and beyond - sessions.

Each session takes 15-20 minutes, requires no anaesthesia, and has no downtime. Most men resume normal activity, including exercise, immediately.

Who Li-ESWT suits

The strongest evidence supports Li-ESWT in men with vascular-pattern ED, particularly under 65, who have had partial or no response to PDE5 inhibitors. It can shift a meaningful proportion of PDE5 non-responders back into responder status.

It is less effective in men with severe diabetes-related microvascular damage, post-radical-prostatectomy nerve injury, or end-stage atherosclerosis. The Hisential workup includes a vascular and metabolic assessment so eligibility is matched to mechanism, not just preference.

Effectiveness and treatment course

A typical Hisential course is 6-12 sessions delivered over 6 weeks. Improvement usually begins around sessions 3-4 and continues for several months after the course ends. The largest meta-analyses (see references below) report clinically meaningful improvement in IIEF-EF scores in 60-70% of appropriately selected men, with durable effect at 12-24 months and sometimes longer.

Li-ESWT pairs well with optimised PDE5 dosing and a metabolic protocol. Many men can subsequently reduce their PDE5 dose or move to as-needed use.

Safety profile

Li-ESWT has an excellent safety profile across published studies. The most common reports are mild transient tenderness, occasional minor bruising, and brief skin redness. No serious adverse events have been reliably attributed to focused Li-ESWT for ED in randomised trials.

It is not appropriate during active penile infection, with active malignancy in the treatment field, or in men with bleeding disorders. Your treating doctor reviews suitability before any course is scheduled.

Are all shockwave machines the same?

Why the device matters - and why we use the Dornier Aries 2

"Shockwave therapy" is used loosely in clinics worldwide, but it covers three very different technologies, and they are not interchangeable for erectile dysfunction.

  • Radial pressure waves (RSWT). Generated by a pneumatic projectile striking an applicator head. These are pressure waves, not true shockwaves: the energy peak is at the skin surface and diffuses rapidly. RSWT devices are cheaper and widely marketed for ED, but the published ED evidence base does not use them - it uses focused shockwaves. Outcomes from focused trials cannot be claimed for radial machines.
  • Electrohydraulic focused shockwaves. Generated by a spark gap inside a water-filled reflector. Effective but with broader focal zones and higher pulse-to-pulse variability, which makes reproducible dosing harder.
  • Electromagnetic focused shockwaves. Generated by an electromagnetic coil and a precisely-shaped acoustic lens. Energy is focused at a defined depth with reproducible energy flux density. This is the technology used in most of the high-quality randomised trials of Li-ESWT for ED.

The Dornier Aries 2, built by Dornier MedTech, is an electromagnetic focused Li-ESWT platform purpose-engineered for sexual medicine and andrology. Dornier is the same company that pioneered medical shockwave technology with the first clinical lithotripter in the 1980s - the foundational engineering lineage behind modern focused shockwave devices.

Why this matters clinically:

  • Reproducible energy flux density at every pulse, so the dose the patient receives matches the dose used in the published protocols.
  • Precise focal depth targeting the corpora cavernosa and crura where neovascularisation needs to occur.
  • Documented use in the peer-reviewed Li-ESWT-for-ED evidence base, including trials and meta-analyses published in European Urology, the Journal of Sexual Medicine and International Journal of Impotence Research (see references below).

An honest caveat: the device is necessary but not sufficient. Protocol fidelity (number of pulses, energy flux density, anatomical mapping), operator training and patient selection matter as much as the platform itself. Hisential combines a research-grade device with a structured protocol and an MMC-registered medical team rather than relying on one factor in isolation.

Selected references

  1. Vardi Y, Appel B, Jacob G, Massarwi O, Gruenwald I. Can low-intensity extracorporeal shockwave therapy improve erectile function? A 6-month follow-up pilot study. Eur Urol. 2010;58(2):243-248.
  2. Kitrey ND, Gruenwald I, Appel B, Shechter A, Massarwa O, Vardi Y. Penile low intensity shock wave treatment is able to shift PDE5i nonresponders to responders: A double-blind, sham-controlled study. J Urol. 2016;195(5):1550-1555.
  3. Clavijo RI, Kohn TP, Kohn JR, Ramasamy R. Effects of low-intensity extracorporeal shockwave therapy on erectile dysfunction: a systematic review and meta-analysis. J Sex Med. 2017;14(1):27-35.
  4. Sokolakis I, Hatzichristodoulou G. Clinical studies on low intensity extracorporeal shockwave therapy for erectile dysfunction: a systematic review and meta-analysis of randomised controlled trials. Int J Impot Res. 2019;31(3):177-194.
  5. Capogrosso P, Frey A, Jensen CFS, et al. Low-intensity shock wave therapy in sexual medicine - clinical recommendations from the EAU Section of Sexual and Reproductive Health (ESSM-EAU). J Sex Med. 2019;16(10):1490-1505.

Frequently asked questions

FAQ

Frequently asked questions

Clear answers, written by our clinical team. Tap any question for its direct permalink, or reach out to your Personal Concierge for anything else.

  1. Is Li-ESWT the same as the shockwave therapy offered for sports injuries?

    The underlying physics is similar but the energy levels, applicator geometry and protocols differ significantly. Li-ESWT for ED uses lower energy, focused shockwaves and a sexual-medicine-specific protocol. Always confirm the device and protocol used.

  2. Does Li-ESWT hurt?

    Most patients describe the sensation as mild tapping or pressure rather than pain. The procedure is non-invasive, requires no anaesthesia, and there is no downtime afterwards.

  3. How many sessions will I need?

    A typical Hisential course is 6-12 sessions over 6 weeks. The exact number depends on severity and response. Improvement usually begins around sessions 3-4 and continues for several months after the course ends.

  4. How long do the effects last?

    Published evidence shows durable improvement at 12-24 months and often longer in appropriately selected men. Maintenance sessions are sometimes used after 12-18 months if symptoms drift back.

  5. Can I combine Li-ESWT with PDE5 inhibitors?

    Yes - and many men benefit from combined use during and immediately after the course, with a gradual reduction in PDE5 dose as vascular response improves.

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