Expert’s comment concerning Grand Rounds case entitled “Slow correction of severe spastic hyperlordosis in an adult by means of magnetically expandable rods” by C. Birkenmaier et al. [Eur Spine J (2017): doi:10.1007/s00586-017-5366-2]
Compliance with ethical standards
Conflict of interest
Pooria Hosseini has no conflict of interest. Behrooz A. Akbarnia: Nuvasive, K2M, DePuy Synthes (Royalties), Nuvasive, K2M (Paid consultant), Nuvasive, K2M (Stock or stock options, Nuvasive, K2M (Research support from a company or supplier as a PI), GSF, SDSF, SRS, SOLAS (Board member/committee appointments for a society).
- 3.Lewis ND, Keshen SG, Lenke LG, Zywiel MG, Skaggs DL, Dear TE et al (2015) The deformity angular ratio: does it correlate with high-risk cases for potential spinal cord monitoring alerts in pediatric 3-column thoracic spinal deformity corrective surgery? Spine 40(15):E879–E885CrossRefPubMedGoogle Scholar
- 5.Findley WN, Lai JS, Onaran K (2011) Creep and relaxation of nonlinear viscoelastic materials. New York: Dover Publications; Revised ed. edition; 2011 November 30:400Google Scholar
- 7.Buchowski JM, Skaggs DL, Sponseller PD (2007) Temporary internal distraction as an aid to correction of severe scoliosis. Surgical technique. J Bone Jt Surg Am 89(Suppl 2):297–309Google Scholar
- 9.Greggi T, Maredi E, Vommaro F, Lolli F, Martikos K, Giacomini S, Di Silvestre M, Baioni A, Scarale A, Morigi A, Bacchin MR (2016) Innovative method of gradual temporary distraction using magnetic growing rods (MCGR) for surgical treatment of severe kyphoscoliosis: mini-case series. J Spine. https://doi.org/10.4172/2165-7939.1000280 Google Scholar