DEX FINAL PAPER REVIEW GUIDE WITH
VERIFIED ITEMS AND SOLUTION
WALKTHROUGH
●● What are the dimensions of the TightRope XP's....
1. Oblong button
2. Round button
Answer: 1. Oblong - 3.5 x 13 mm
2. Round - 6.5 mm
●● What is the mechanism of injury for syndesmotic injuries?
Answer: Forced external rotation of the foot
●● What is the structure associated with the AiTFL on the Tibia?
Answer: Chaput's Tubercle
●● What is the structure associated with the AiTFL on the Fibula?
Answer: Wagstaffe's tubercle
●● What is the shelf life of Amnion Matrix?
Answer: 5 years
,●● What is the shelf life of Amnion Viscous?
Answer: 2 years
●● What is the volume range for autologous fluid that can be processed
in the Angel?
Answer: 40 cc - 180 cc
●● What are the storage requirements for ArthroCell?
1. Storage temperature
2. Shelf Life
Answer: 1. -65° C (must be used within 4 hours after thawing)
2. 2-year shelf life
●● What is ArthroFlex and what is its primary function?
Answer: Acellular dermal matrix
Functions as a scaffold of collagen, elastin, and growth factors
●● MatraCell process for sterilization removes ____ % of DNA
Answer: >97% of DNA removed
,●● What are the storage requirements for ArthroFlex?
1. Storage temperature
2. Shelf life
Answer: 1. Room temp; ready-to-use
2. 3-year shelf-life
●● What are the storage requirements for BioCartilage?
1. Storage temperature
2. Shelf life
Answer: 1. Room temp storage
2. 5-year shelf life
●● What are the storage requirements
for Cartiform?
1. Storage temperature
2. Shelf life
Answer:
●● How much spacing is between the TightRope XP holes of the
Buttress plate? What is the hole spacing of a standard plate?
Answer: Buttress plate - 22 mm
Standard plate - 16 mm
, ●● How many degrees of angulation does the Buttress Plate allow for
anatomic placement of the TightRope XP implants?
Answer: 35° of angulation
●● How thick is the TightRope Buttress Plate?
Answer: 1.5 mm thick
●● How should the 2-Hole Buttress Plate be positioned on the lateral
fibula?
Answer: Distal hole should be centered 1.5-2 cm proximal to the tibial
plafond
●● How big are the TightRope XP gudiewires?
Answer: 0.049 in / 1.2 mm
●● How many cycles does the TightRope persist compared to a 4.5
Synthes screw?
Answer: TR: 27,000 cycles to failure
4.5 screw: 11,000 cycles to failure
●● How many distal screws can be placed through the FibuLock?
Answer: 3 screws: 2 lateral-medial, 1 anterior-posterior
VERIFIED ITEMS AND SOLUTION
WALKTHROUGH
●● What are the dimensions of the TightRope XP's....
1. Oblong button
2. Round button
Answer: 1. Oblong - 3.5 x 13 mm
2. Round - 6.5 mm
●● What is the mechanism of injury for syndesmotic injuries?
Answer: Forced external rotation of the foot
●● What is the structure associated with the AiTFL on the Tibia?
Answer: Chaput's Tubercle
●● What is the structure associated with the AiTFL on the Fibula?
Answer: Wagstaffe's tubercle
●● What is the shelf life of Amnion Matrix?
Answer: 5 years
,●● What is the shelf life of Amnion Viscous?
Answer: 2 years
●● What is the volume range for autologous fluid that can be processed
in the Angel?
Answer: 40 cc - 180 cc
●● What are the storage requirements for ArthroCell?
1. Storage temperature
2. Shelf Life
Answer: 1. -65° C (must be used within 4 hours after thawing)
2. 2-year shelf life
●● What is ArthroFlex and what is its primary function?
Answer: Acellular dermal matrix
Functions as a scaffold of collagen, elastin, and growth factors
●● MatraCell process for sterilization removes ____ % of DNA
Answer: >97% of DNA removed
,●● What are the storage requirements for ArthroFlex?
1. Storage temperature
2. Shelf life
Answer: 1. Room temp; ready-to-use
2. 3-year shelf-life
●● What are the storage requirements for BioCartilage?
1. Storage temperature
2. Shelf life
Answer: 1. Room temp storage
2. 5-year shelf life
●● What are the storage requirements
for Cartiform?
1. Storage temperature
2. Shelf life
Answer:
●● How much spacing is between the TightRope XP holes of the
Buttress plate? What is the hole spacing of a standard plate?
Answer: Buttress plate - 22 mm
Standard plate - 16 mm
, ●● How many degrees of angulation does the Buttress Plate allow for
anatomic placement of the TightRope XP implants?
Answer: 35° of angulation
●● How thick is the TightRope Buttress Plate?
Answer: 1.5 mm thick
●● How should the 2-Hole Buttress Plate be positioned on the lateral
fibula?
Answer: Distal hole should be centered 1.5-2 cm proximal to the tibial
plafond
●● How big are the TightRope XP gudiewires?
Answer: 0.049 in / 1.2 mm
●● How many cycles does the TightRope persist compared to a 4.5
Synthes screw?
Answer: TR: 27,000 cycles to failure
4.5 screw: 11,000 cycles to failure
●● How many distal screws can be placed through the FibuLock?
Answer: 3 screws: 2 lateral-medial, 1 anterior-posterior
