| The Surgical Technologist | APRIL 2022 176 #460 APRIL 2022 1 CE CREDIT $6 5. 3-Dprintedguiding templates provide a more accurate screwandplate placement forwhich fracture? a. Tibia shaft b. Acetabular c. Fibula d. Metatarsal 6. For orthopaedic implants, whichproducts have beenproven tobe successful and commonlyused? a. Metal-based b. Material extrusion c. Sheet lamination d. All of the above 7. Additivemanufacturing fuses _____ to generate the finishedproduct. a. Layers of solids b. Liquids c. Powders d. All of the above 1. Currentlyused strategies for large bone defects include: a. Allograft bone reconstruction b. Noncustommetal augments c. Bone transport d. All of the above 2. True or false: Studies of 3D-printed patient-specific implants have demonstrated earlypromising results in cases of segmental bone defects. a. True b. False 3. Patient-specific customimplants have become desirable alternatives to standard implants inwhichprocedures? a. TKA b. Total HipArthroplasty c. Botha andb d. Neither a or b 4. Whichprocess distributes cells, biomaterials and supportingbiological factors to formliving tissues andorgan analogs? a. 3-Dbioprinting b. 3-D implants c. 4-D implants d. 3-DPSI 8. Traditionally, ankle-foot orthoses are made from_____of a patient’s lower extremities. a. Liquidmold b. Pre-formedmaterial cut down to fit patient specifics c. Plaster castings d. Cement braces 9. Comparedwith those treatedwithoffthe-shelf implants, patientswith custom implants have experienced: a. Less blood loss b. Fewer adverseevents c. Less likely tobedischarged toa rehabilitationor acute care facility d. All of the above 10. Themaindifference between3-Dprinted objects and4-Dprintedobjects is: a. They are acceptedby thebodyeasier. b. Their duration is double the times of 3-D objects. c. They can self-repair due to varyingenvironmental conditions. d. Theyusebiodegradablematerials. Three-dimensionalPrintinginOrthopaedicSurgery AST Member No. ■ My address has changed. The address below is the new address. Name Address City State Zip Telephone ■ Check enclosed ■ Check Number a b c d a b c d 1 ■ ■ ■ ■ 11 ■ ■ ■ ■ 2 ■ ■ 11 ■ ■ ■ ■ 3 ■ ■ ■ ■ 13 ■ ■ ■ ■ 4 ■ ■ ■ ■ 14 ■ ■ ■ ■ 5 ■ ■ ■ ■ 15 ■ ■ ■ ■ 6 ■ ■ ■ ■ 16 ■ ■ ■ ■ 7 ■ ■ ■ ■ 17 ■ ■ ■ ■ 8 ■ ■ ■ ■ 18 ■ ■ ■ ■ 9 ■ ■ ■ ■ 19 ■ ■ ■ ■ 10 ■ ■ ■ ■ ■ ■ ■ ■ Make It Easy - Take CE Exams Online You must have a credit card to purchase test online. We accept Visa, MasterCard and American Express. You r c r ed i t ca r d wi l l on l y be charged once you pass the test and then your credits will be automatically recorded to your account. Log on to your account on the AST homepage to take advantage of this benefit. If you want to mail in your CEs, but still want to pay by credit card, give us at call at 800-637-7433. THREE-DIMENSIONALPRINTING INORTHOPAEDICSURGERY #460 APRIL2022 1CECREDIT $6
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