Literature

Editors: Diwan S., Abd-Elsayed A, Beall D, Navani A, Vardhan S,
Ruiz-Lopez, R.: REGENERATIVE MEDICINE FOR DEGENERATIVE SPINE.
Springer. In press, 2026.

• Advances in culturing and cryopreservation of mscs. Ricardo Ruiz-Lopez¹, Irene Garcés², Tony Paul³. ¹, ² & ³VERTEBRA Spine Pain & Regenerative SURGERY CENTERS, Barcelona- Madrid, Spain.
• Applications and clinical evidence of biologics onto the epidural cavity. Yu-Chuan Tsai¹, Ricardo Ruiz-Lopez². ¹Department of Pain Management, E-Da Cancer Hospital, Kaohsiung, Taiwan ROC. ²VERTEBRA Spine Pain & Regenerative SURGERY CENTERS, Barcelona- Madrid, Spain.
• Clinical complications in regenerative medicine. Ricardo Ruiz-Lopez¹, Mattia Squarcia², Tony Paul³. ¹, ² & ³VERTEBRA Spine Pain & Regenerative SURGERY CENTERS, Barcelona- Madrid, Spain.
• Induced pluripotent stem cells in intervertebral disc degeneration: a regenerative medicine perspective. Ricardo Ruiz-Lopez¹, Jen-Li Pan². ¹VERTEBRA Spine Pain & Regenerative SURGERY CENTERS, Barcelona- Madrid, Spain. ²PAN Regenerative Pain Clinic, Taipei City, Taiwan, ROC.
• Regulations of stem cell banking (usa, europe, asia), risks and maintenance. Ricardo Ruiz-Lopez¹, Tony Paul². ¹&²VERTEBRA Spine Pain & Regenerative SURGERY CENTERS, Barcelona- Madrid, Spain.
• Therapeutic innovations and interaction of advanced therapies. Maria Judit Molnar¹, Ricardo Ruiz-Lopez². ¹Institute of Genomic Medicine and Rare Disorders, Semmelweis University, Budapest, Hungary. ²VERTEBRA Spine Pain & Regenerative SURGERY CENTERS, Barcelona- Madrid, Spain.

Erdine et al. COMPLICATIONS.
John Wiley & Sons Ltd, Oxford, UK. 2022.

• Complications in Regenerative Medicine. Ruiz-Lopez R, Tsai Yu-Chuan, Squarcia M. In Complications of Pain-Relieving Procedures: An Illustrated Guide. Edited by Serdar Erdine and Peter Staats. Wiley Blackwell. 2022. Link
• Complications of Trigger Point Injection. Tsai Yu-Chuan, Ruiz-Lopez R. In Complications of Pain-Relieving Procedures: An Illustrated Guide. Edited by Serdar Erdine and Peter Staats. Wiley Blackwell. 2022. Link
• Complications of Percutaneous Spinal Lumbar Endoscopy (PELD). Ruiz-Lopez R, Palea O, Cristea T. In Complications of Pain-Relieving Procedures: An Illustrated Guide. Edited by Serdar Erdine and Peter Staats. Wiley Blackwell. 2022. Link
• Complications of Percutaneous Lumbar Extraforaminotomy. Sang Chul Lee, Ricardo Ruiz-Lopez, Won Joong Kim. In Complications of Pain-Relieving Procedures: An Illustrated Guide. Edited by Serdar Erdine and Peter Staats. Wiley Blackwell. 2022. Link

BOOK OF ABSTRACTS.
Ruiz-Lopez, et al. World Institute of Pain (WIP). 7th World Congress. Springer. Pain Practice. Miami, Fla. USA. 2012.

Raj et al. INTERVENTIONAL PAIN MANAGEMENT: IMAGE – GUIDED PROCEDURES.
Saunders Elsevier, Philadelphia, PA. USA. 2008.

• Spinal Neuroaxial Procedures of the Head and Neck. In: Raj PP, editor: Interventional Pain Management: Image – Guided Procedures. Saunders Elsevier. 2008. Chapter 8: 127-188. M Hammer, C. Noe, G. Racz, R. Ruiz-López, C. Pichot.
• Spinal Neuroaxial Blocks. In: Raj PP, editor: Interventional Pain Management: Image – Guided Procedures. Saunders Elsevier. 2008. Chapter 13: 267-278. R. Ruiz-López, C. Pichot, P. Raj.
• Percutaneous Therapeutic Procedures and Disc Injuries. In: Raj PP, editor: Interventional Pain Management: Image – Guided Procedures. Saunders Elsevier. 2008. Chapter 31: 539-558. R. Ruiz-López, C. Pichot.
• Vertebroplasty. In: Raj PP, editor: Interventional Pain Management: Image – Guided Procedures. Saunders Elsevier. 2008. Chapter 32: 559-567. R. Ruiz-López, C. Pichot.
• Balloon Kyphoplasty. In: Raj PP, editor: Interventional Pain Management: Image – Guided Procedures. Saunders Elsevier. 2008. Chapter 33: 566-570. R. Ruiz-López, C. Pichot.
• Cranial Stimulation. In: Raj PP, editor: Interventional Pain Management: Image – Guided Procedures. Saunders Elsevier. 2008. Chapter 34: 571-578. R. Ruiz-López.

BOOK OF ABSTRACTS.
Ruiz-Lopez, et al. World Institute of Pain (WIP). 3rd World Congress. Balckwell. Pain Practice. Barcelona, ​​Spain. 2004.

Raj et al: REGIONAL ANESTHESIA AND INTERVENTIONAL PROCEDURES.
Elsevier Sciences, Philadelphia, PA. USA. 2002.

• Organization of Chronic Pain Services. In Raj PP, editor: Textbook of regional anesthesia. Elsevier Health Sciences. 2002. Chapter 5: 55-64. R. Ruiz-López, D Beltrutti.
• Organization of Palliative Care Services. In Raj PP, editor: Textbook of regional anesthesia. Elsevier Health Sciences. 2002. Chapter 6: 65-73. R. Ruiz-López, D Beltrutti, A. Vadalouca, M. Nicoscia.
• Radiofrequency for the Treatment of Chronic Pain. In: Raj PP, editor: Textbook of regional anesthesia. Elsevier Health Sciences. 2002. Chapter 31: 619-645. R. Ruiz-López.

Aronoff et al: EVALUATION AND TREATMENT OF CHRONIC PAIN, 3RD ED.
Williams & Wilkins, Baltimore, Maryland, USA. 1999.

• Continuous Care of Cancer Pain Patients. In Aronoff GM (ed): Evaluation and Treatment of Chronic Pain, 3rd ed. Baltimore, Williams & Wilkins, 1999. 23. R. Ruiz-López.

BOOK OF ABSTRACTS. PAIN IN EUROPE.
Ruiz-Lopez et al. European Federation of IASP Chapters (EFIC) European II Congress. Springer. Pain Digest. Barcelona, ​​Spain. 1997.

Ablation instruments and related methods. NS Racz, R Ruiz-Lopez. US patent 9, 265, 563. 2016.

Interventional Pain Management procedures for chronic pain conditions. Pain in Europe. 2015. R. Ruiz-López, C. Pichot Pla.

Description of a new minimally invasive approach of the median nerve in the carpal tunnel. Ruiz-Lopez R. Pain Practice 12, 183-184. 2012.

Treatment of median nerve compression with pulsed radiofrequency: Technique and Preliminary results in 25 cases. Ruiz-Lopez R. Pain Practice 12, 184. 2012.

The surgery of spinal pain: Present and future trends. R. Ruiz-Lopez, Pain Practice 12, 112. 2012.

Present and future of spinal chronic pain therapies. R. Ruiz-Lopez. Pain Practice 12, 8. 2012.

Pain Relieving Procedures: Step-by-Step Illustrated Guide. Pain Practice. 2012; 12 (7): 590-591. R. Ruiz-López.

The need for interventional treatment of chronic pain. Editorial. Pain 2010;25(3):125-127. C. de Barutell Farinós, C. Pichot Pla, R. Ruiz-López.

Minimally invasive treatment of discogenic pain. Pain 2010;25(3):141-156. R. Ruiz-López, C. Pichot Pla.

Treatment of cranio-facial pain with radiofrequency procedures. R Ruiz-Lopez. Pain Practice 9, 18. 2009.

A randomized, double-blind comparison of OROS® hydromorphone and controlled-release morphine for the control of chronic cancer pain. Magdi hanna, John Thipphawong, Ricardo Ruiz-Lopez, et al. BCM Palliative care 2008, 7:17.

Tramadol-paracetamol analgesic combination in the treatment of low back pain. Pain 2008;23(1):047-054. C. de Barutell Farinós, C. Pichot Pla, R. Ruiz-López.

Radiofrequency Procedures. Pain Practice, Volume 6, Issue 1, 2006 46-50. GB Racz, R. Ruiz-López.

Innervation of the spine: Therapeutic impact. Pain 2005; 20 (2): 089-90. R. Ruiz-López.

Multidisciplinary treatment in patients with chronic pain. R. Ruiz-Lopez, et al. Actas Esp. Psiquiatria. Monográfico 2005 ; 3 : 133-138.

Radiofrequency lesioning of the sympathetic chain at different levels. Agri. 2004 Jan; 16(1): 43-8. R. Ruiz-López.

Diclofenac. Pain 2004;19(4):227-236. C. Pichot Pla, R. Ruiz-López.

Oxycodone. Pain 2004;19(2):113-117. C. Pichot Pla, R. Ruiz-López.

Multidisciplinary treatment in patients with chronic pain on sick leave. A. Collado, X Torres, A Arias, R Ruiz-Lopez, J Muñoz-Gomez. Journal of the Spanish Pain Society 11 ( 4 ), 41-47, 2004.

Multidisciplinary therapy for patients with chronic pain on sick leave. A Collado, X Torres, A Arias, R Ruiz-Lopez, J Muñoz-Gomez. Revista de la Sociedad española del Dolor 11, 203-209, 2004.

Multidisciplinary units in the treatment of occupational disability in patients with chronic Musculo-skeletal pain. A Collado, R Ruiz-Lopez. Spanish Journal of Rheumatology 30 (10) 539-541. 2003.

Treatment of cranio-facial pain with Radiofrequency. Pain Practice, Volume 2, Number 3, 2002, 206-213. R. Ruiz-López, S. Erdine.

Rheumatology and pain management. A Collado, R Ruiz-Lopez, C Pichot. Spanish Journal of Rheumatology, 29 (6), 289-291. 2002.

Complex regional pain syndromes. Definition and nomenclature. Clinical implications. R Ruiz Lopez. Spanish Journal of Rheumatology 25 ( 7 ), 258 – 261, 1998.

Multimodal and interdisciplinary programs for the management of chronic pain. In: Clinical Update: Study and Treatment of Pain. R. Ruiz-López. 1995.

Chronic pain of non-malignant origin. Rev. Clin. Esp., 1995; 95. R. Ruiz-López.

Chronic pain of non-oncological origin. Revista Clínica Española, Vol. 195, Monograph 1, March 1995. R. Ruiz-López.

The Epidemiology of Chronic Pain. Editorial. Pain Digest (1995) 5:67-68. R. Ruiz-López.

Pain Questionnaire in Spanish: Results of its systematic use during the period 1990-93. Pain 1993, 11 S. Ruiz-López R, Pagerols M, Collado A.

Pain Management: General Aspects. Rev. Enferm. 1993 Jun 16 (178): 77-82. R. Ruiz-López.

Pain Management: The pharmacology of analgesics and postoperative pain. Rev. Enferm. 1993 Jun 16 (181): 77-81. R. Ruiz-López.

Pain Management: Cancer Pain and Palliative Care. Rev. Enferm. 1993 Jun 16 (182): 25-29. R. Ruiz-López.

Chronic pain, disability and invalidity. Pain. 7: 108 – 109 (1992). Ruiz-López R.

The Pain Questionnaire in Spanish. Pain 1991, 5:110S. Ruiz-López R, Pagerols M, Ferrer I.

Multidisciplinary Evaluation in Chronic Non-Malignant Pain Syndrome. Pain 1991; (suppl 4):60. 222 28. Ruiz-López R, Pagerols M, Collado A.

Multidisciplinary Evaluation in Chronic Non-Malignant Pain Syndrome. Pain, 1991; 4:60. R. Ruiz-López, M. Pagerols, A. Collado.

The language of pain. Med. Clin 1991, 96:196. Ruiz-López R, Pagerols M, Ferrer.

The Spanish Pain Questionnaire. Pain 1990, 5: 304S. Ruiz López R, Pagerols M, Ferrer.

A New Methodology for delivery of Adipose Tissue Derived-Mesenchymal Stem Cells (AD-MSCs) in Spinal and Joint Pathologies Using Advanced SPECT-CT Imaging. Ricardo Ruiz-Lopez, Mattia Squarcia, Tony Paul. 1st World Congress of World Institute of Regenerative Medicine. San Francisco, CA, USA. 2026.

Epidural Administration of Adipose Tissue Derived-Mesenchymal Stem Cells (AD-MSCs) for Guillain-Barré Syndrome (GBS): A follow-up Report of a First-ever-Human Clinical Case. Ricardo Ruiz-Lopez, Mattia Squarcia, Tony Paul. 1st World Congress of World Institute of Regenerative Medicine. San Francisco, CA, USA. 2026.

Optimized Isolation and Expansion of Adipose Tissue Derived-Mesenchymal Stem Cells (AD-MSCs) and Stromal Vascular Fractions (SVFs): Enhancing Cell Yield, Quality, and Therapeutic Compatibility through Improved Processing and Xeno-Free Transition. Tony Paul, Ricardo Ruiz-Lopez, Heeyeon Lee, Irene Garcés Lázaro. 1st World Congress of World Institute of Regenerative Medicine. San Francisco, CA, USA. 2026.

SPECT-CT as an Advanced Diagnostic tool for Imaging Metabolic Hot Spots Guiding Precision Minimally Invasive and Regenerative Therapies for Spinal and Joint Pathologies: A Retrospective Study. Ricardo Ruiz-Lopez, Mattia Squarcia, Tony Paul. 1st World Congress of World Institute of Regenerative Medicine. San Francisco, CA, USA. 2026.

Surgical Methodology for Subchondral Application of Adipose Tissue Derived-Mesenchymal Stem Cells (AD-MSCs) into Major Joints. Ricardo Ruiz-Lopez, Tony Paul, Mattia Squarcia, Joana Flores. 1st World Congress of World Institute of Regenerative Medicine. San Francisco, CA, USA. 2026.

Discogenic Low Back Pain. Ruiz-Lopez R et al. Pain Practice. 2025; Vol 25:7.

Usefulness of SPECT-CT in the evaluation of chronic spinal pain: a new diagnostic tool. R Ruiz-Lopez, M Squarcia. SED Leon Congress, 2024.

Complications in Regenerative Medicine. R Ruiz-Lopez, M Squarcia. SED Congress Leon, 2024.

A randomized double-blind controlled pilot study comparing leukocyte-rich platelet-rich plasma and corticosteroid in caudal epidural injection for complex chronic degenerative spinal pain. Ruiz-Lopez R, Tsai Yu-Chuan. Pain Practice 2020; 20: 639-646. Link

Protective working channels for ablation procedures and related methods. R Ruiz-Lopez, NS Racz. US Patent App. 18/799, 410.