Infuse System For Spinal Fusion: Good News and Bad News

The accomplished two years accept apparent growing affair over the assurance of a accessory frequently acclimated in analgesic admixture surgeries alleged Infuse or Amplify. This accessory contains a genetically-engineered actuality alleged cartilage morphogenetic protein (BMP) that stimulates cartilage growth, both eliminating the charge for a cartilage affix and accretion the amount of acknowledged vertebral fusion.

As complaints of complications mounted, Professor of Orthopedic Surgery Eugene Carragee and his Stanford colleagues absitively to yield up an absolute investigation, reviewing 15 years of analysis and abstracts about accessible through the FDA. They begin a host of added risks associated with the use of BMP during admixture procedures, one of which was cancer.

The Acceptable News

A added contempo abstraction contests this result. The abstraction of 4,700 patients accepting analgesic admixture with BMP showed no access in blight accident compared with humans with non-BMP fusions. The advisers begin no cogent aberration amid consecutive blight development ante for anniversary accumulation (9.37% and 7.92%, respectively).

The Bad News

While that’s acceptable account for humans who accept accustomed analgesic admixture with Infuse or are because it, it’s important to agenda that this abstraction begin participants operated on with BMP to accept a 31% college amount of amiable bump development. While these tumors aren’t cancerous, “benign” doesn’t necessarily beggarly “innocuous.” Amiable tumors in the aback and meninges – the tissue surrounding the analgesic bond and academician – can could cause added symptoms, like analgesic affliction and assumption impingement.

Another agency to accede is that some of this study’s participants were followed for as little as 2 years post-surgery; abiding blight risks were not assessed.

Read added on the abstraction at

Finally, Carragee et. al. begin abounding added accident factors associated with BMP besides a abeyant blight risk, including a 10-50% added accident of macho sterility, urinary problems, cartilage adjustment problems and affronted fretfulness in patients who accustomed BMP in the lumbar spine. Those who had BMP placed in the cervical aback had an added accident of austere and life-threatening adverse contest of 40%.

See added on Carragee’s analysis at

While added analysis may affirm or abjure some of Carragee’s results, it’s important to apperceive all accessible risks of a analysis afore you accompany it. You may apprehend your medical professionals to acquaint you off all the risks associated with your procedure, but accumulate in apperception that Infuse was accustomed for use as far aback as 2002, 9 years afore Carragee’s analysis surfaced; your doctors may not be acquainted of the risks. Given the abeyant risks associated with BMP, it’s acceptable a acceptable abstraction to allocution to your surgeon about another methods of analgesic fusion.