SimMan Improvements SimMan Improvements Advisors: Advisors: Dr. Matt Weinger, MD Dr. Matt Weinger, MD Ray Booker Ray Booker Group Members: Group Members: Robert Amponsah (EECE) Robert Amponsah (EECE) Bobby Gibbons (BME) Bobby Gibbons (BME) Brandon Miller (BME) Brandon Miller (BME) Evans Mize (BME) Evans Mize (BME) Daniel Schuler (BME/EECE) Daniel Schuler (BME/EECE)
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SimMan Improvements Advisors: Dr. Matt Weinger, MD Ray Booker Group Members: Robert Amponsah (EECE) Bobby Gibbons (BME) Brandon Miller (BME) Evans Mize.
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86% that receive cardioversion return to 86% that receive cardioversion return to normal sinus rhythmnormal sinus rhythm
94% that receive medication before the 94% that receive medication before the cardioversion return to normal sinus cardioversion return to normal sinus rhythmrhythm
Normal sinus rhythm required to be judged Normal sinus rhythm required to be judged stable enough for surgerystable enough for surgery
Goals of ElectrocardioversionGoals of Electrocardioversion
Simulate a human’s reaction to electrical Simulate a human’s reaction to electrical cardioversion.cardioversion.
Imitate a Seizure. Imitate a Seizure. Choosing the most economical devicesChoosing the most economical devices Each should present perfect simulationsEach should present perfect simulations Satisfy sponsors with design, Satisfy sponsors with design,
implementation, and final product implementation, and final product
Design for Each SimulationDesign for Each Simulation
Design modified sponsor’s requests and Design modified sponsor’s requests and constraints with tableconstraints with table
Three pistons are setup under SimMan Three pistons are setup under SimMan and embedded in tableand embedded in table
One piston on each shoulder bladeOne piston on each shoulder blade Third piston attached to a lever, pushing Third piston attached to a lever, pushing
up hipsup hips Velcro used to keep piston and SimMan Velcro used to keep piston and SimMan
together together
Parts and PricesParts and Prices
Regulator (1)– given to us by sponsorRegulator (1)– given to us by sponsor Connectors and hoses (many)- $60Connectors and hoses (many)- $60 Manifold (1)-$18.65Manifold (1)-$18.65 Solenoids (3) – 85.20 each – $255.60 totalSolenoids (3) – 85.20 each – $255.60 total Pistons(3) - 117.41 each - $352.23 total Pistons(3) - 117.41 each - $352.23 total Crimps and wiring (many) - $10Crimps and wiring (many) - $10 Overall Total – $696.48 ~ Overall Total – $696.48 ~ $700$700
RegulatorRegulator
Secured on top of Air Secured on top of Air TankTank
Gauges tank pressure Gauges tank pressure and ‘regulates’ output and ‘regulates’ output pressurepressure
Multiple fittings for Multiple fittings for varying line hookups varying line hookups
ManifoldManifold-Intakes regulated pressure from regulator
-Distributes even pressure among three different Lines
-Secures firmly to bed bottom
SolenoidsSolenoids
3/2 setup3/2 setup 24 V and 1.28W impulse 24 V and 1.28W impulse
mechanismmechanism Reset capabilitiesReset capabilities Works perfectly with pistonWorks perfectly with piston
PistonsPistons
Two valve controlTwo valve control
Works perfectly with Works perfectly with solenoidsolenoid
Pressure range is well Pressure range is well within rangewithin range
RuggedRugged
Problems EncounteredProblems Encountered
Late delivery of Products (March 1Late delivery of Products (March 1stst - -March 25March 25thth))
Obvious Necessity for SolenoidsObvious Necessity for Solenoids Solenoid Activation is unclearSolenoid Activation is unclear Lack of Adequate Workshop toolsLack of Adequate Workshop tools Limitation to Working Hours in Workshop Limitation to Working Hours in Workshop
(10AM-5PM)(10AM-5PM)
Plans to finishPlans to finish
Solenoid switching mechanism – todaySolenoid switching mechanism – today Protoype testing - next weekProtoype testing - next week Optimal Pressure determined – next weekOptimal Pressure determined – next week Impulse speed for Seizure simulation – Impulse speed for Seizure simulation –