Hassan AtassiMohamed OsmanNaziha Md Lazim

Azni Nabela WahidZul Zolkaffly

Senior Design 2010 – Group 10

Surgical RetractorUsed in surgery to

create a working area

Average cost is $2k -5k

Multiple retractors needed during different times in a surgery

Standard design remains unchanged for past 80 years

Problems• Rising healthcare cost• Increase in patient population• Surgical inefficiencies• Sterilization time • Takes a lot of space in operating

room/storage• Uncomfortable ergonomic design

Solution: Modular RetractorDetachable tips and changeable length for

different usage- Decrease cost Save spaceIncrease efficiencySave time

Comfortable handle for surgeon

Fastener DesignQuickEasyReliable

Design 1- ‘Flat and Screw’

Design 2 – ‘Key Twist’

Design 3 – ‘T & hole’

Design 4- ‘Key and Maze”

Design 5- ‘Bump & hole’

Future workTweak/Solidify Fastener design

Surgical consultErgonomic handle designStress/strain analysis for design dimensionsPrototype