Ultrasound‐Guided Percutaneous Peripheral Nerve Stimulation for the Treatment of Lower Extremity Pain: A Rare Case Report

Pain Practice ◽  
2019 ◽  
Vol 19 (8) ◽  
pp. 861-865 ◽  
Author(s):  
Guilherme Ferreira‐Dos‐Santos ◽  
Mark Friedrich B. Hurdle ◽  
Sahil Gupta ◽  
Steven R. Clendenen
2017 ◽  
Vol 41 (1) ◽  
pp. 119-124 ◽  
Author(s):  
Daniela Mehech ◽  
Melvin Mejia ◽  
Gregory A. Nemunaitis ◽  
John Chae ◽  
Richard D. Wilson

2021 ◽  
pp. 201-204

BACKGROUND: Osteoarthritic knee (OAk) pain is common, yet the standard of care often yields unsatisfactory pain relief. There remains a role for novel treatment options. Percutaneous motor peripheral nerve stimulation (mPNS) of the knee is a novel minimally invasive procedure that stimulates motor end points leading to muscle contraction associated with the painful joint. Pain relief is hypothesized to be achieved through central pain modulation. CASE REPORT: We report the case of a patient who experienced refractory osteoarthritic knee pain after 9 months of conservative care. Following 7 weeks of mPNS treatment, the patient achieved improvement in OAk pain relief and activities of daily living as measured by notable improvements in the Brief Pain Inventory-Short Form and Knee Injury and Osteoarthritis Outcome Score at 8- and 12-weeks postimplant. The Patient Global Impression of Change at the end of stimulation was much improved. CONCLUSION: Motor PNS may offer a safe and effective treatment alternative for chronic refractory pain related to OAk. KEY WORDS: Osteoarthritis, knee, pain, peripheral nerve stimulation


Pain Medicine ◽  
2020 ◽  
Vol 21 (Supplement_1) ◽  
pp. S64-S67
Author(s):  
Aaron Hanyu-Deutmeyer ◽  
Scott G Pritzlaff

Abstract Objective Peripheral nerve stimulation (PNS) of the lower extremity has progressed significantly over the last decade. From the proof of concept that ultrasound-guided, percutaneous implantation was possible to advances in waveforms, the field has been rapidly evolving. While most nerves in the lower extremity can be PNS targets, consideration must be given to the ergonomics of pulse generator placement, patient comfort, and avoidance of lead migration. For this paper, we examine some of the conditions amenable to lower extremity PNS, review the evidence and history behind PNS for these conditions, and describe approaches for the tibial, sural, and superficial peroneal nerves. Methods A literature search was conducted using PubMed. Search terms used were “peripheral nerve stimulation,” “lower extremity entrapment neuropathies,” “sural nerve,” “superficial peroneal nerve,” “tibial nerve,” and “tarsal tunnel syndrome.” Emphasis was placed on randomized controlled studies, anatomical dissections, and comprehensive review articles. Approaches to nerves and ultrasound images were based on anecdotal PNS cases from an experienced implanter (SP). Conclusions The development of ultrasound as a viable method of image guidance for percutaneous peripheral nerve stimulation has led to an exponential growth in the field. Lower extremity percutaneous lead placement is both feasible and an appropriate treatment modality for certain pain conditions.


2019 ◽  
Vol 19 (4) ◽  
pp. 829-835 ◽  
Author(s):  
Daniel Herschkowitz ◽  
Jana Kubias

Abstract Background Complex regional pain syndrome (CRPS) is a chronic disabling painful disorder with limited options to achieve therapeutic relief. CRPS type I which follows trauma, may not show obvious damage to the nervous structures and remains dubious in its pathophysiology and also its response to conservative treatment or interventional pain management is elusive. Spinal cord and dorsal root ganglion stimulation (SCS, DRGS) provide good relief, mainly for causalgia or CRPS I of lower extremities but not very encouraging for upper extremity CRPS I. we reported earlier, a case of CRPS I of right arm treated successfully by wireless peripheral nerve stimulation (WPNS) with short term follow up. Here we present 1-year follow-up of this patient. Objective To present the first case of WPNS for CRPS I with a year follow up. The patient had minimally invasive peripheral nerve stimulation (PNS), without implantable pulse generator (IPG) or its accessories. Case report This was a case of refractory CRPS I after blunt trauma to the right forearm of a young female. She underwent placement of two Stimwave electrodes (Leads: FR4A-RCV-A0 with tines, Generation 1 and FR4A-RCV-B0 with tines, Generation 1) in her forearm under intraoperative electrophysiological and ultrasound guidance along radial and median nerves. This WPNS required no IPG. At high frequency (HF) stimulation (HF 10 kHz/32 μs, 2.0 mA), patient had shown remarkable relief in pain, allodynia and temperature impairment. At 5 months she started driving without opioid consumption, while allodynia disappeared. At 1 year follow up she was relieved of pain [visual analogue scale (VAS) score of 4 from 7] and Kapanji Index (Score) improved to 7–8. Both hands look similar in color and temperature. She never made unscheduled visits to the clinic or visited emergency room for any complications related to the WPNS. Conclusions CRPS I involving upper extremity remain difficult to manage with conventional SCS or DRGS because of equipment related adverse events. Minimally invasive WPNS in this case had shown consistent relief without any complications or side effects related to the wireless technology or the technique at the end of 1 year. Implications This is the first case illustration of WPNS for CRPS I, successfully treated and followed up for 1 year.


2019 ◽  
Vol 23 (1) ◽  
pp. 109-112
Author(s):  
Maria Lazaridou ◽  
Eleni Bourlidou ◽  
Margarita Vafeiadou ◽  
Yiannis Papadiochos ◽  
Nikolaos Barbetakis ◽  
...  

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