The science and art of surgery : being a treatise on surgical injuries, diseases, and operations . Fig. 739.—Lateral Lithotomy : Finger-nail in Groove of theStaff. 740 URINARY wards over any resisting structures; the left fore-finger being plaeerl atthe middle of the wound, so as to protect the rectum. In this way thetransversalis perinasi muscle is divided, together with some aieolar tissueand small vessels, and the triangular space is opened between the accele-rator urinffi and erector penis muscles. The lower border of the triangu-lar ligament is notched so as to open up the spac
The science and art of surgery : being a treatise on surgical injuries, diseases, and operations . Fig. 739.—Lateral Lithotomy : Finger-nail in Groove of theStaff. 740 URINARY wards over any resisting structures; the left fore-finger being plaeerl atthe middle of the wound, so as to protect the rectum. In this way thetransversalis perinasi muscle is divided, together with some aieolar tissueand small vessels, and the triangular space is opened between the accele-rator urinffi and erector penis muscles. The lower border of the triangu-lar ligament is notched so as to open up the space between the two layersof the triangular ligament, in which the membranous part of the urethralies. The knife is tlieu withdrawn, and the left index-finger is pusheddeeply into this space until the edge of the nail is lodged in the grooveof the staff (Fig. 739), which can be felt just anterior to the prostate,thinl}^ covered by the membranous portion of the urethra. The point ofthe knife is then pushed through the urethra at its membranous partinto the groove of the staff, above tlie index-finger, which protects andpresses to the right the rectum lying beneath it (Figs. 740 and
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Keywords: ., bookcent, bookdecade1870, booksubjectsurgicalproceduresoperative
