H/W Arthrex Training exam questions and answers 2024.

What is the most common injury in the hand? Scapholunate What makes up the Intercalated segment of the wrist? Scaphoid, Triquetrum, Lunate, and pisiform Brainpower Read More Previous Play Next Rewind 10 seconds Move forward 10 seconds Unmute 0:00 / 0:15 Full screen How much stronger is the Internal brace than the Graft alone? 2 times What extra products should you remember to bring to Internal Brace cases? 2-0 hand fiberloop, suturetape, 2-0 fiberwire, extra 3.5 Swivelock, and 3x8 tenodesis screw How much stronger is the Internal Brace than the repair alone? 4 times Which case will get your foot in the door with hand surgeons? Scapholunate What are the goals of a scapholunate reconstruction? Recreate the torn ligament and stop the scaphoid from flexing What are complications with the RASL technique? If you don't place the pin perfectly, the screw will break and you have to take the screw out within 6 months or it will break. In the dorsal approach of Scapholunate repair, why should you avoid the waste of the scaphoid when drilling? You could potentially cut of the blood supply to the scaphoid and it defeats the purpose of correcting flexion in the interosseous scapholunate technique, how big are the drill holes in the lunate? 3.0mm What is a second option for drilling the lunate during the interosseous technique? A STRAIGHT hole from ulnar to central aspect of lunate. Just be careful not to break radial side wall. Is it recommended to pin scaphocapitate and if so, for how long? Yes, 6-8 weeks What are some pearls for the interosseous technique? Pass graft using TFCC suturelasso, fiberwire needle, or needle with nitinol wire loop. bailout is 4x10 screw Advantages of Interosseous technique vs SLAM 1. More reproducible 2. able to stop flexion through anchor in distal pole 3. Single Incision 4. Unicortical drill hole in Scaphoid What does SLAC stand for and how is it treated? Scapholunate Advanced Collapse. When the capitate pushes down on the lunate. only option is to PRC and/or 4 Corner fusion Which bones are fused in a 4 corner fusion? Lunate, HAmate, Capitate, Triquetrum. "Let's Have Cocktails tonight" benefits of 4 corner fusion vs PRC Lower risk of arthritis progression, better for younger patients or manual laborers Benefits of PRC vs 4 corner fusion 1. SImpler procedure 2. Shorter immobilization 3. Avoids complications (hardware issues and nonunion) 4. better for older, less active patients what landmark should you look for when trying to find the distal pole of the scaphoid? The line between the trapezium and trapezoid Benefits of the nano corkscrew 1. Possibility to put 2 anchors side by side for a 4 strand fiberwire repair 2. Strong enough that you dont need a button to augment 3. Removable and repositionable What is the load to failure for the nano corkscrew? 61.6 +- 18.9N How many cycles did suturetape last during Arthrex testing and what was the load to failure? 50,000 ( or 9 months post op) 15 to 50N Pearls and tips for the nano corkscrew Learn how to use the clear cannula Make sure to drill and insert anchor in the same line What are the 2 main stabilizers in the CMC joint? Dorsal radial ligament and Anterior Oblique Ligaments Where do you make your incision for LTRI? Over the snuff box, Prximal from the wrist crease for FCR harvest Differences between IB and TR? IB: 1. one incision 2. Biologic with tape or just tape 3. Can incorporate Internal Brace 4. ROM starts a