σφήν-ωσις, εως,ἡ,
A. the use of the wedge, Hp. Fract. 31 , Orib. 49.8.13 .
2. closing up, obstruction, τοῦ πνεύματος
Plu. 2.127d
, cf. 654a , Placit. 3.15.5 ;difficult passage, of calculi, Aret. SD 2.3 (pl.);obstruction, Alex.Aphr. Pr. 1.107 , cf. Gal. 1.284 (pl.); τῶν πόρων
Alex.Trall. 1.2
; [τῆς κεφαλῆς]plugging up, coldin the head, Cass. Pr. 25 ;impactionof foetus, Sor. 2.60 , Paul.Aeg. 3.76 .