MAKO Comprehensive Resource To Help You Ace
Exams Includes Frequently Tested Questions With
ELABORATED 100% Correct COMPLETE SOLUTIONS
Guaranteed Pass First Attempt!! Current Update!!
Robotic Knee (Easiest to Hardest)
1. What does segmentation do?
a. Registers the bone to the camera in the OR
b. Creates a 3D model from the patient's CT scans
c. Tests the accuracy of the robotic arm
d. Sets the implant size intraoperatively - CORRECT ANSWER b. Creates a 3D model
from the patient's CT scans
Rationale: Segmentation turns the CT scans into the 3D model that the landmarks and
planning are built on.
2. What must the UPS charge level be for the robot to be powered on?
a. 50%
b. 65%
c. 85%
d. 100% - CORRECT ANSWER c. 85%
Rationale: The UPS must be at 85% before the robot can be powered on.
3. What does the Arm Status Check do?
a. Takes a snapshot of the whole system
b. Tests the brakes only
c. Homes the robotic arm
d. Creates the 3D model - CORRECT ANSWER a. Takes a snapshot of the whole
system
Rationale: It gives information on the robotic arm, the connection and the cutting tool.
4. How far in advance of surgery can the CT scan be taken?
a. No more than 2 weeks
b. No more than 4 weeks
c. No more than 8 weeks
d. No more than 12 weeks - CORRECT ANSWER c. No more than 8 weeks
Rationale: The scan should be no more than 8 weeks in advance.
5. What is the purpose of the Home Robotic Arm check?
a. Tests the brakes
b. Lets the system know where the robotic arm is in space
c. Tests the camera accuracy
d. Lets the system know the location of the joints - CORRECT ANSWER b. Lets the
system know where the robotic arm is in space
Rationale: Homing tells the system the arm's position in space.
6. When must the Home Robotic Arm check be performed?
a. Only before the first case of the day
b. Only if the combined accuracy check fails
,c. Before every case and after every shut down
d. Only after the brake check - CORRECT ANSWER c. Before every case and after
every shut down
Rationale: It is required before every case and after every shut down.
7. When can the Home Robotic Arm check be redone?
a. At any time during the case
b. Only after the combined accuracy check
c. Only after the robot is shut off first
d. Only after the angle discrepancy check - CORRECT ANSWER c. Only after the robot
is shut off first
Rationale: It cannot be redone unless the robot is shut off first.
8. What does the Combined Accuracy Check test?
a. The arm only
b. The camera only
c. The brakes only
d. The accuracy of the robotic arm and camera simultaneously - CORRECT ANSWER
d. The accuracy of the robotic arm and camera simultaneously
Rationale: "Combined" means arm and camera are tested together.
9. Which of the following is NOT confirmed by the Brake Check?
a. Brakes are functioning properly
b. Brakes can support the robotic arm throughout the procedure
c. Brakes can release within tolerance levels
d. The camera is accurate - CORRECT ANSWER d. The camera is accurate
Rationale: The brake check covers function, support of the arm and release within
tolerance. Camera accuracy belongs to the accuracy checks.
10. What does the Angle Discrepancy check let the Mako system know?
a. The location of the joints throughout the range of motion
b. Where the arm is in space
c. The charge level of the UPS
d. Whether the brakes release - CORRECT ANSWER a. The location of the joints
throughout the range of motion
Rationale: It lets the Mako system know where the joints are throughout their range of
motion.
11. When are the Auto Arm Accuracy and Auto Camera Accuracy checks
performed?
a. Before the Home Robotic Arm check
b. If the combined accuracy check fails
c. After every brake check
d. Only after segmentation - CORRECT ANSWER b. If the combined accuracy check
fails
Rationale: They determine whether the problem is with the arm or the camera.
12. In which configuration should Auto Arm or Auto Camera Accuracy be performed?
a. Righty only
b. Lefty only
c. Whichever configuration did not pass (righty, lefty or both)
d. Always both - CORRECT ANSWER c. Whichever configuration did not pass (righty,
,lefty or both)
Rationale: The check is repeated only in the configuration that failed.
13. A patient has metallic objects in the non-operative leg. What should you do for
the CT scan?
a. Cancel the scan
b. Attempt to isolate that leg from the scan region
c. Scan it as normal
d. Scan only the operative femur - CORRECT ANSWER b. Attempt to isolate that leg
from the scan region
Rationale: No metallic objects should be present. If they are in the non-operative leg, try
to isolate that leg from the scan region.
14. What are the femur segmentation slice settings?
a. 1 mm thick, variable amount of slices
b. Variable thickness, 40 slices
c. 5 mm thick, 40 slices
d. 1 mm thick, exactly 40 slices - CORRECT ANSWER a. 1 mm thick, variable amount
of slices
Rationale: The femur uses 1 mm slices with a variable number, set at the widest parts
of the bone (medial and lateral).
15. What are the tibia segmentation settings?
a. 1 mm thick, variable slices
b. Variable thickness, 40 slices from the most proximal point to distal to the tubercle
c. 40 slices ending at the joint line
d. Variable thickness, 10 slices at the plateau - CORRECT ANSWER b. Variable
thickness, 40 slices from the most proximal point to distal to the tubercle
Rationale: The tubercle is needed for registration, so the scan must extend distal to it.
16. Where is the femoral Hip Center landmark located?
a. Most distal point in the trochlear groove
b. Center of the femoral head
c. Medial sulcus
d. Most prominent lateral point - CORRECT ANSWER b. Center of the femoral head
Rationale: Hip center is the center of the femoral head.
17. Where is the femoral Knee Center landmark located?
a. Center of the femoral head
b. Medial sulcus
c. Most distal point in the trochlear groove
d. Most posterior point of the condyles - CORRECT ANSWER c. Most distal point in the
trochlear groove
Rationale: Knee center is the most distal point in the trochlear groove.
18. Which pairing of femoral epicondyle landmarks is correct?
a. Medial epicondyle: most prominent point; lateral epicondyle: sulcus
b. Medial epicondyle: medial sulcus; lateral epicondyle: most prominent lateral point
c. Both are the most distal points
d. Both are the most posterior points - CORRECT ANSWER b. Medial epicondyle:
medial sulcus; lateral epicondyle: most prominent lateral point
, Rationale: The medial landmark is the sulcus and the lateral landmark is the most
prominent lateral point.
19. Where is the Tibia Knee Center located?
a. Anterior to the eminence peaks and posterior to the ACL footprint
b. Posterior to the eminence peaks and anterior to the ACL footprint
c. At the tibial tubercle
d. At the center of the ankle - CORRECT ANSWER a. Anterior to the eminence peaks
and posterior to the ACL footprint
Rationale: This is the location given for the tibia knee center landmark.
20. Which landmarks are the medial and lateral malleoli?
a. The most distal points of the tibia
b. The center of the tibial plateau
c. The most prominent points
d. The PCL insertions - CORRECT ANSWER c. The most prominent points
Rationale: The malleoli are marked at their most prominent points and are used to find
the ankle center.
21. How is the Tibia Rotational Landmark defined?
a. ACL footprint to lateral 1/3 of the tubercle
b. Center of the tibial plateau to the malleoli
c. PCL insertion to the medial 1/3 of the tibial tubercle
d. Eminence peaks to the medial malleolus - CORRECT ANSWER c. PCL insertion to
the medial 1/3 of the tibial tubercle
Rationale: The rotational landmark runs from the PCL insertion to the medial 1/3 of the
tibial tubercle.
22. Which of the following are CT Landmarks responsible for?
a. Resection landmarks, live limb values, pre-planning and implant planning, and bone
registration
b. Brake checks only
c. UPS charge monitoring
d. Camera calibration - CORRECT ANSWER a. Resection landmarks, live limb values,
pre-planning and implant planning, and bone registration
Rationale: Accurate CT landmarks feed all of these downstream steps.
23. How is the Femur Mechanical Axis defined?
a. Hip center to femur knee center
b. Knee center to ankle center
c. Medial sulcus to lateral eminence
d. Hip center to ankle center - CORRECT ANSWER a. Hip center to femur knee center
Rationale: The femur mechanical axis runs from hip center to femur knee center.
24. How is the Surgical Transepicondylar Axis (sTEA) defined?
a. Hip center to knee center
b. Medial sulcus to lateral eminence
c. PCL insertion to tibial tubercle
d. Most distal to most posterior point - CORRECT ANSWER b. Medial sulcus to lateral
eminence
Rationale: The sTEA runs from the medial sulcus to the lateral eminence.
25. How is the Tibia Mechanical Axis defined?
Exams Includes Frequently Tested Questions With
ELABORATED 100% Correct COMPLETE SOLUTIONS
Guaranteed Pass First Attempt!! Current Update!!
Robotic Knee (Easiest to Hardest)
1. What does segmentation do?
a. Registers the bone to the camera in the OR
b. Creates a 3D model from the patient's CT scans
c. Tests the accuracy of the robotic arm
d. Sets the implant size intraoperatively - CORRECT ANSWER b. Creates a 3D model
from the patient's CT scans
Rationale: Segmentation turns the CT scans into the 3D model that the landmarks and
planning are built on.
2. What must the UPS charge level be for the robot to be powered on?
a. 50%
b. 65%
c. 85%
d. 100% - CORRECT ANSWER c. 85%
Rationale: The UPS must be at 85% before the robot can be powered on.
3. What does the Arm Status Check do?
a. Takes a snapshot of the whole system
b. Tests the brakes only
c. Homes the robotic arm
d. Creates the 3D model - CORRECT ANSWER a. Takes a snapshot of the whole
system
Rationale: It gives information on the robotic arm, the connection and the cutting tool.
4. How far in advance of surgery can the CT scan be taken?
a. No more than 2 weeks
b. No more than 4 weeks
c. No more than 8 weeks
d. No more than 12 weeks - CORRECT ANSWER c. No more than 8 weeks
Rationale: The scan should be no more than 8 weeks in advance.
5. What is the purpose of the Home Robotic Arm check?
a. Tests the brakes
b. Lets the system know where the robotic arm is in space
c. Tests the camera accuracy
d. Lets the system know the location of the joints - CORRECT ANSWER b. Lets the
system know where the robotic arm is in space
Rationale: Homing tells the system the arm's position in space.
6. When must the Home Robotic Arm check be performed?
a. Only before the first case of the day
b. Only if the combined accuracy check fails
,c. Before every case and after every shut down
d. Only after the brake check - CORRECT ANSWER c. Before every case and after
every shut down
Rationale: It is required before every case and after every shut down.
7. When can the Home Robotic Arm check be redone?
a. At any time during the case
b. Only after the combined accuracy check
c. Only after the robot is shut off first
d. Only after the angle discrepancy check - CORRECT ANSWER c. Only after the robot
is shut off first
Rationale: It cannot be redone unless the robot is shut off first.
8. What does the Combined Accuracy Check test?
a. The arm only
b. The camera only
c. The brakes only
d. The accuracy of the robotic arm and camera simultaneously - CORRECT ANSWER
d. The accuracy of the robotic arm and camera simultaneously
Rationale: "Combined" means arm and camera are tested together.
9. Which of the following is NOT confirmed by the Brake Check?
a. Brakes are functioning properly
b. Brakes can support the robotic arm throughout the procedure
c. Brakes can release within tolerance levels
d. The camera is accurate - CORRECT ANSWER d. The camera is accurate
Rationale: The brake check covers function, support of the arm and release within
tolerance. Camera accuracy belongs to the accuracy checks.
10. What does the Angle Discrepancy check let the Mako system know?
a. The location of the joints throughout the range of motion
b. Where the arm is in space
c. The charge level of the UPS
d. Whether the brakes release - CORRECT ANSWER a. The location of the joints
throughout the range of motion
Rationale: It lets the Mako system know where the joints are throughout their range of
motion.
11. When are the Auto Arm Accuracy and Auto Camera Accuracy checks
performed?
a. Before the Home Robotic Arm check
b. If the combined accuracy check fails
c. After every brake check
d. Only after segmentation - CORRECT ANSWER b. If the combined accuracy check
fails
Rationale: They determine whether the problem is with the arm or the camera.
12. In which configuration should Auto Arm or Auto Camera Accuracy be performed?
a. Righty only
b. Lefty only
c. Whichever configuration did not pass (righty, lefty or both)
d. Always both - CORRECT ANSWER c. Whichever configuration did not pass (righty,
,lefty or both)
Rationale: The check is repeated only in the configuration that failed.
13. A patient has metallic objects in the non-operative leg. What should you do for
the CT scan?
a. Cancel the scan
b. Attempt to isolate that leg from the scan region
c. Scan it as normal
d. Scan only the operative femur - CORRECT ANSWER b. Attempt to isolate that leg
from the scan region
Rationale: No metallic objects should be present. If they are in the non-operative leg, try
to isolate that leg from the scan region.
14. What are the femur segmentation slice settings?
a. 1 mm thick, variable amount of slices
b. Variable thickness, 40 slices
c. 5 mm thick, 40 slices
d. 1 mm thick, exactly 40 slices - CORRECT ANSWER a. 1 mm thick, variable amount
of slices
Rationale: The femur uses 1 mm slices with a variable number, set at the widest parts
of the bone (medial and lateral).
15. What are the tibia segmentation settings?
a. 1 mm thick, variable slices
b. Variable thickness, 40 slices from the most proximal point to distal to the tubercle
c. 40 slices ending at the joint line
d. Variable thickness, 10 slices at the plateau - CORRECT ANSWER b. Variable
thickness, 40 slices from the most proximal point to distal to the tubercle
Rationale: The tubercle is needed for registration, so the scan must extend distal to it.
16. Where is the femoral Hip Center landmark located?
a. Most distal point in the trochlear groove
b. Center of the femoral head
c. Medial sulcus
d. Most prominent lateral point - CORRECT ANSWER b. Center of the femoral head
Rationale: Hip center is the center of the femoral head.
17. Where is the femoral Knee Center landmark located?
a. Center of the femoral head
b. Medial sulcus
c. Most distal point in the trochlear groove
d. Most posterior point of the condyles - CORRECT ANSWER c. Most distal point in the
trochlear groove
Rationale: Knee center is the most distal point in the trochlear groove.
18. Which pairing of femoral epicondyle landmarks is correct?
a. Medial epicondyle: most prominent point; lateral epicondyle: sulcus
b. Medial epicondyle: medial sulcus; lateral epicondyle: most prominent lateral point
c. Both are the most distal points
d. Both are the most posterior points - CORRECT ANSWER b. Medial epicondyle:
medial sulcus; lateral epicondyle: most prominent lateral point
, Rationale: The medial landmark is the sulcus and the lateral landmark is the most
prominent lateral point.
19. Where is the Tibia Knee Center located?
a. Anterior to the eminence peaks and posterior to the ACL footprint
b. Posterior to the eminence peaks and anterior to the ACL footprint
c. At the tibial tubercle
d. At the center of the ankle - CORRECT ANSWER a. Anterior to the eminence peaks
and posterior to the ACL footprint
Rationale: This is the location given for the tibia knee center landmark.
20. Which landmarks are the medial and lateral malleoli?
a. The most distal points of the tibia
b. The center of the tibial plateau
c. The most prominent points
d. The PCL insertions - CORRECT ANSWER c. The most prominent points
Rationale: The malleoli are marked at their most prominent points and are used to find
the ankle center.
21. How is the Tibia Rotational Landmark defined?
a. ACL footprint to lateral 1/3 of the tubercle
b. Center of the tibial plateau to the malleoli
c. PCL insertion to the medial 1/3 of the tibial tubercle
d. Eminence peaks to the medial malleolus - CORRECT ANSWER c. PCL insertion to
the medial 1/3 of the tibial tubercle
Rationale: The rotational landmark runs from the PCL insertion to the medial 1/3 of the
tibial tubercle.
22. Which of the following are CT Landmarks responsible for?
a. Resection landmarks, live limb values, pre-planning and implant planning, and bone
registration
b. Brake checks only
c. UPS charge monitoring
d. Camera calibration - CORRECT ANSWER a. Resection landmarks, live limb values,
pre-planning and implant planning, and bone registration
Rationale: Accurate CT landmarks feed all of these downstream steps.
23. How is the Femur Mechanical Axis defined?
a. Hip center to femur knee center
b. Knee center to ankle center
c. Medial sulcus to lateral eminence
d. Hip center to ankle center - CORRECT ANSWER a. Hip center to femur knee center
Rationale: The femur mechanical axis runs from hip center to femur knee center.
24. How is the Surgical Transepicondylar Axis (sTEA) defined?
a. Hip center to knee center
b. Medial sulcus to lateral eminence
c. PCL insertion to tibial tubercle
d. Most distal to most posterior point - CORRECT ANSWER b. Medial sulcus to lateral
eminence
Rationale: The sTEA runs from the medial sulcus to the lateral eminence.
25. How is the Tibia Mechanical Axis defined?
