Publications by authors named "Toshiki Shimada"

Purpose: Ultrasound-guided supraclavicular brachial plexus block (SCBPB) is performed by surgeons for upper limb anesthesia; however, certain patients need additional local anesthesia. This study aimed to identify risk factors for additional local anesthetic injection requirements.

Methods: In total, 269 patients receiving ultrasound-guided SCBPB were enrolled.

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  • Peripheral nerve injuries are common with serious consequences, and this study investigates the potential benefits of Neurotropin® (NTP) on nerve regeneration.
  • The study utilized various methods, including in vitro tests on DRG neurons and an in vivo rat model of sciatic nerve injury, to assess the effects of NTP on nerve recovery.
  • Results indicated that NTP enhances axonal outgrowth and significantly improves motor and sensory functions after injury, suggesting its dual role in pain relief and promoting peripheral nerve regeneration.
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  • The study focuses on exploring the link between vitamin D deficiency and the severity of distal radius fractures (DRFs) in women over 45 years old.
  • It found that patients with severe fractures (articular comminuted) had significantly lower levels of serum 25-hydroxyvitamin-D compared to those with less severe fractures.
  • The researchers concluded that vitamin D supplementation could potentially help prevent more severe types of fractures due to its association with lower vitamin D levels.
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  • This study evaluated the angles between screws and plates in 16 types of volar locking plates (VLPs) to determine how small intra-articular fragments can be fixed during surgery.
  • The researchers measured ulnar orientation and elevation angles, analyzing relationships to identify fixable fragment sizes in distal radius models simulated by two surgeons.
  • Findings showed that variable-angle VLPs, particularly from Depuy Synthes, allow better fixation of small fragments, while fixed-angle VLPs like Mizuho's are better for specific fragment types, influencing surgical choices.
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An efficient electrolyte solution containing organic sulfonates for use in aqueous rechargeable lithium-ion batteries (ARLBs) is shown to provide a wide potential window and enable a high operating voltage for ARLBs.

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Sarcoidosis is a systemic granulomatous disease of unknown etiology and is associated with a wide variety of renal disorders including nephrolithiasis, hypercalciuria, hypercalcemia, nephrocalcinosis, tubular defect, glomerulonephritis, and granulomatous interstitial nephritis. We report a case of renal sarcoidosis in which we could not detect any evidence of extrarenal involvements that was diagnosed by renal biopsy and abnormal calcium metabolism incompatible with chronic renal insufficiency. On laboratory findings, decreased creatinine clearance, proteinuria, hypercalcemia, hypercalciuria, and mildly elevated serum angiotensin-converting enzyme (ACE) were seen.

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