1. Perez-Cruet MJ, Fessler RG, Perin NI (2002) Review: complications of minimally invasive spinal surgery. Neurosurgery 51(Suppl 5):S26–S36
2. Smith L (1964) Enzyme dissolution of the nucleus pulposus in humans. JAMA 265:137–140
3. Hijikata S, Yamgishi M, Nakayama T, Oomon K (1975) Percutaneous discectomy: a new treatment method for lumbar disc herniation. J Toden Hosp 5:5–13
4. Onik G, Helms CA, Ginsberg L (1985) Percutaneous lumbar discectomy using a new aspiration probe. AJR Am J Roentgenol 144:1137–1140
5. Schreiber A, Suezawa Y (1986) Transdiscoscopic percutaneous nucleotomy in disc herniation. Orthop Rev 15:35–38