Cascade Programming for 10 kHz Spinal Cord Stimulation: A Single Center Case Series of 114 Patients With Neuropathic Back and Leg Pain

Author(s):  
Adnan Al‐Kaisy ◽  
Jonathan Royds ◽  
Omar Al‐Kaisy ◽  
Stefano Palmisani ◽  
David Pang ◽  
...  
2021 ◽  
Vol 10 (18) ◽  
pp. 4085
Author(s):  
Jan Kallewaard ◽  
Jose Paz-Solis ◽  
Pasquale De Negri ◽  
Maria Canós-Verdecho ◽  
Hayat Belaid ◽  
...  

Given the differing mechanisms thought to underlie therapeutic sub- and supra-perception-based neurostimulative modalities, Spinal Cord Stimulation (SCS) systems designed for combined delivery of these approaches may help improve analgesic outcomes and quality of life, and reduce treatment failures. This multicenter, observational case-series evaluated 188 patients with chronic back and/or leg pain implanted with an SCS device capable of sequential or simultaneous delivery of sub-perception and supra-perception stimulation programming (i.e., combination therapy) at 16 sites in Europe. Following implantation, patients were provided with an array of advanced supra-perception programs (e.g., paresthesia-based SCS using multiple independent current sources), and a custom set of sub-perception programs optimized with specific waveforms and/or field shapes. A mean overall pain score of 7.9 ± 1.7 (Standard Deviation (SD)) was reported pre-trial (Baseline). Overall pain was reduced by 4.4 ± 2.8 points (NRS) at 3-months (n = 117) and at 12 months post-implant (n = 90), respectively (p < 0.0001). Substantial quality-of-life (EQ-5D-5L) improvement as assessed at last follow-up was also observed (n = 60). These results suggest that an implanted SCS device capable of combination therapy, while also enabled with patient-specific waveform optimization and stimulation field targeting capabilities, can enable highly effective pain relief and improve quality of life in patients suffering with chronic pain.


2021 ◽  
Vol 49 (5) ◽  
pp. 030006052110059
Author(s):  
Honghui Feng ◽  
Patrick Doherty ◽  
Anand Rotte ◽  
Christopher Bovinet

There are limited treatment options for patients with foot drop and associated lower back and/or leg pain. We present a case series of three patients who received permanent implantation of 10 kHz spinal cord stimulation (10 kHz SCS) devices. Following treatment, all patients reported sustained improvements in lower back and leg pain, foot mechanics and function which resulted in increased mobility and cessation of opioid use for pain management. Patients were followed up for approximately four years. Treatment with 10 kHz SCS may be a promising alternative to other interventional procedures commonly used for these patients.


2020 ◽  
pp. 185-192
Author(s):  
Niek Vanquathem

Background: Spinal cord stimulation (SCS) is an evidence-based therapy for intractable chronic back and leg pain (CBLP). Most conventional SCS systems depend on an implantable pulse generator to power the system. The objective of this study was to investigate the efficacy of an externally powered wireless SCS device in patients with CBLP. Case Report: A total of 29 patients at a single center underwent implantation of a single 8-electrode array epidurally. Responders were defined as having 50% or greater reduction in back and leg pain after a 4-week screening period. At this time, a second electrode array was placed in those patients who responded, percutaneously parallel to the first array. Conclusion: After the 30-day screening period with the single electrode array, 28 of the 29 patients (96.6%) responded with pain relief reduction in Visual Analog Score (VAS) levels between 50% and 90%. Responsive patients were then implanted with the second electrode array. Twenty-six of the 28 (92.8 %) patients who were implanted with 2 leads reported a greater amount of overall pain relief (an additional 15% decrease) once the second device was placed. There were no procedure- or device-related complications in any of the patients. At 12 months follow-up, average VAS scores for back and leg pain did not change significantly from the early results, indicating long-term, sustainable pain relief utilizing the wireless system. Although a single-electrode array proved to be efficacious, using 2 electrode arrays improves the anatomic coverage of the painful areas and allows for greater optionality in electrode selections to avoid plasticity. Key words: Wireless SCS, wireless spinal cord stimulation, wireless pain relief, chronic back pain, chronic leg pain, neuromodulation, high-frequency stimulation


2021 ◽  
Vol 49 (3) ◽  
pp. 030006052110040
Author(s):  
Kuen Su Lee ◽  
Yoo Kyung Jang ◽  
Gene Hyun Park ◽  
In Jae Jun ◽  
Jae Chul Koh

Spinal cord stimulation (SCS) has been used to treat sustained pain that is intractable despite various types of treatment. However, conventional tonic waveform SCS has not shown promising outcomes for spinal cord injury (SCI) or postamputation pain. The pain signal mechanisms of burst waveforms are different to those of conventional tonic waveforms, but few reports have presented the therapeutic potential of burst waveforms for the abovementioned indications. This current case report describes two patients with refractory upper limb pain after SCI and upper limb amputation that were treated with burst waveform SCS. While the patients could not obtain sufficient therapeutic effect with conventional tonic waveforms, the burst waveforms provided better pain reduction with less discomfort. However, further studies are necessary to better clarify the mechanisms and efficacy of burst waveform SCS in patients with intractable pain.


2021 ◽  
Author(s):  
Gernot Surges ◽  
Joachim Paulus ◽  
Theresa Blaß ◽  
Kerstin Mendryscha ◽  
Martin Bettag ◽  
...  

2018 ◽  
Vol 27 (8) ◽  
pp. 2035-2044 ◽  
Author(s):  
Kasra Amirdelfan ◽  
Cong Yu ◽  
Matthew W. Doust ◽  
Bradford E. Gliner ◽  
Donna M. Morgan ◽  
...  

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