Fig. 1 | Scientific Reports

Fig. 1

From: Efficacy of ultrasound-guided myofascial hydrodissection technique in myofascial pain syndrome of upper trapezius: a randomized controlled trial

Fig. 1

Ultrasound images showing the ultrasound-guided myofascial hydrodissection technique (UMHT). (A) Long-axper of Upper trapezius (UT); (B) A 22-gauge 10 cm needle was inserted into the upper trapezius (arrow); (C) Normal saline layer after injection (asterisk); (D) Demonstrating the spread of bolus of normal saline 10 mL over the muscle fascias.

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