Space OAR™

What is SpaceOAR™ Hydrogel?

Learn more about SpaceOAR™ Hydrogel


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Prostate Cancer & Radiotherapy

How modern techniques can reduce side effects

Every year, millions of men in Europe are confronted with a diagnosis of prostate cancer. But solutions exist.

At Boston Scientific EMEA we believe in the power of educating patients on the various solutions available to fight this condition.

You are not alone: In this video we have a discussion with the Patient association Tackle Prostate Cancer about Radiotherapy, and how modern techniques can reduce the potential side effects of this prostate cancer treatment to maintain the quality of life.



Minimise Side Effects of Radiation Therapy for Prostate Cancer1-3

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What is SpaceOAR Hydrogel?

SpaceOAR Hydrogel is clinically shown to minimise urinary, sexual and bowel side effects, and protect quality of life for prostate cancer patients undergoing radiation therapy.1-3

Without SpaceOAR Hydrogel

Without SpaceOAR Hydrogel

Without the presence of SpaceOAR Hydrogel, high dose radiation is more likely to reach the rectum.1,2

With SpaceOAR Hydrogel

With SpaceOAR Hydrogel

SpaceOAR Hydrogel provides space between the rectum and the prostate, reducing high dose radiation to the rectum.1,2

How to Get Started with SpaceOAR Hydrogel

If you need help or have questions along the way, contact us.

Why SpaceOAR Hydrogel?

Why SpaceOAR Hydrogel?

Find a doctor who offers SpaceOAR Hydrogel

Download Our Patient Brochure

Download a Patient Information Brochure

Download Our Patient Brochure

Prostate Cancer Patient Information

Real Patients, Real Stories

Hear from prostate cancer survivors who have benefited from SpaceOAR Hydrogel as well as from the physicians who provide it to their patients.

Find a doctor whooffers SpaceOAR Hydrogel near you.

Find a doctor who offers SpaceOAR Hydrogel near you.

You will be redirected to a map view showing you the nearest hospital to your location.

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The content of this website is for information purposes only and not meant for product promotion or medical diagnostic. This information does not constitute medical or legal advice, and Boston Scientific makes no representation or warranty regarding this information or its completeness, accuracy or timeliness. Accordingly, Boston Scientific strongly recommends that you consult with your physician on all matters pertaining to your health or to address any questions.

CAUTION: The law restricts these devices to sale by or on the order of a physician. Indications, contraindications, warnings and instructions for use can be found in the product labeling supplied with each device. Information for use only in countries with applicable health authority registrations. This material not intended for use in France.

Products shown for INFORMATION purposes only and may not be approved or for sale in certain countries. Please check availability with your local sales representative or customer service. Results from case studies are not necessarily predictive of results in other cases. Results in other cases may vary. As with any medical treatment, there are some risks involved with the use of SpaceOAR Hydrogel. Potential complications associated with SpaceOAR Hydrogel include, but are not limited to: pain associated with SpaceOAR Hydrogel injection; pain or discomfort associated with SpaceOAR Hydrogel; needle penetration of the bladder, prostate, rectal wall, rectum or urethra; injection of SpaceOAR Hydrogel into the bladder, prostate, rectal wall, rectum or urethra; local inflammatory reactions; infection; injection of air, fluid or SpaceOAR Hydrogel intravascularly; urinary retention; rectal mucosal damage, ulcers, necrosis; bleeding; and rectal urgency.


  1. Mariados N, Sylvester J, Shah D, et al. Hydrogel spacer prospective multicenter randomized controlled pivotal trial: Dosimetric and clinical effects of perirectal spacer application in men undergoing prostate image guided intensity modulated radiation therapy. Int J Radiat Oncol Biol Phys. 2015 Aug 1;92(5):971-7.
  2. Hamstra DA, Mariados N, Sylvester J, et al. Continued benefit to rectal separation for prostate radiation therapy: Final results of a phase III trial. Int J Radiat Oncol Biol Phys. 2017 Apr 1;97(5):976-85.
  3. Karsh LI, Gross ET, Pieczonka CM, et al. Absorbable hydrogel spacer use in prostate radiotherapy: A comprehensive review of phase 3 clinical trial published data. Urology. 2018 May;115:39-44.