Cannulated screws | 合法醫療器材資訊網

Cannulatedscrewsareacommonmethodoffixationusedbyorthopedicsurgeonsformultiplefracturepatterns.Thesescrewsmaybecannulatedor​hollowto ...

Citation:

Carter S, Fahrenhorst-Jones T, El-Feky M, et al. Cannulated screws. Reference article, Radiopaedia.org (Accessed on 19 Oct 2023) https://doi.org/10.53347/rID-88038

Cannulated screws are a common method of fixation used by orthopedic surgeons for multiple fracture patterns. These screws may be cannulated or "hollow" to allow them to be placed over a guidewire facilitating better alignment prior to drilling or screw insertion. The guidewire is then removed and the screw is left in place. 

Screws consist of multiple parts:

Using these elements, the screws are then further defined by their length, core diameter, outside diameter ...