Self-retaining ring (Bookwalter-type) retractor
Table-fixed retractor system: a ring or frame with interchangeable blades locked onto flexible posts, holding the wound open without needing an assistant's hands.
How it is used
Deep abdominal or pelvic exposure in radical cystectomy, open retropubic radical prostatectomy, or open nephrectomy.
Sources
This entry is part of the Instriq catalog, researched and written per specialty from real web research -- never generated or invented without verification -- and reviewed skeptically and independently before publication. How this catalog is written.
History
Added to the catalog on 2026-10-15.
Dates derived from the project's public version-control history on GitHub, not a live collaborative edit log.