Implants
continued
22
Synthes Spine
Sm
a
ll St
a
ture USS
Collars and nuts
–
Screws
a
nd hooks
a
re secured to the 5.0 mm
rod
b
y coll
a
rs
a
nd nuts
–
Coll
a
rs c
a
pture the rod, yet
a
llow longitudin
a
l
a
djustments
a
long the rod
b
efore tightening
–
Coll
a
rs with grooves
a
re
a
v
a
il
ab
le for use with
the tr
a
nsverse
ba
rs
–
12-point nuts secure the construct
Screws
–
Du
a
l-opening design simplifies intr
a
oper
a
tive
rod-to-screw
a
ssem
b
ly
–
Self-t
a
pping
–
Av
a
il
ab
le in 4.2 mm, 5.0 mm, 6.0 mm
a
nd
7.0 mm di
a
meters,
a
nd thre
a
d lengths from
25 mm to 60 mm
Rods
–
5.0 mm di
a
meter
–
Lengths of 150 mm, 200 mm, 300 mm,
400 mm
a
nd 500 mm
Transverse bars
– Provide
a
l
a
ter
a
l extension from the 5.0 mm
rod to the hook or screw
– Used with screws
a
nd front-opening hooks
– Av
a
il
ab
le in lengths of 15 mm, 20 mm
a
nd
25 mm
– Elimin
a
te the need for severe rod contouring,
which might otherwise
b
e required for direct
hook/screw-to-rod connection
Collar
(side view)
12-point nut
Collar
Collar
with grooves
