PMC7327869_01
Insertion of orthogonal needles under ultrasound guidance, with needle tips just deep to the FB.
gr1.jpg
PMC7327869_01_gr1.jpg
fig0005
Two 20 G needles were passed orthogonally, in-line with the US transducer, from the fingertip and ulnar aspect (Fig.1).
Identification of a hyperechoic foreign body on ultrasound with surrounding granulation tissue. Needle tips placed deep to foreign body, preventing displacement. Tips of the transverse and longitudinal needles can be appraciated.
gr2.jpg
PMC7327869_01_gr2.jpg
fig0010
This was a hyperechoic FB, 5 mm in length with surrounding hypoechoic shadow, denoting granulation tissue and fluid collection (Fig. 2). The needletips were placed touching, just deep to the FB, preventing displacement (Fig. 2).