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Theriak

Theriak . Ivar Helgason MD MSc. Expectations Speed Safety Simplicity Reduce cost Up to date information Advanced decision support Control Not a drug ordering system Mimicking the paper behavior is easy. New types of errors. Pick-list errors thiamine -> thalidomide  Double medication

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Theriak

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  1. Theriak Ivar Helgason MD MSc

  2. Expectations • Speed • Safety • Simplicity • Reduce cost • Up to date information • Advanced decision support • Control • Not a drug ordering system • Mimicking the paper behavior is easy

  3. New types of errors • Pick-list errors • thiamine -> thalidomide  • Double medication • Drug names • [drug name] 50mg/ml 200ml • 2ml three times a day • “clever” usage • Hints for unknown dose

  4. Important that the foundation is sound • Prescription model • Tablets 80% • Creams • Drops • Mixtures • Injections / infusions • Diabetic treatment schemes • Anticoagulation • Fluid treatments • ...

  5. Sign / symptom Drug model Drug 1 Drug 2 Drug 3 • Drug model Sup. Capsule Tablet Mixture Infuson 10mg 20mg 50mg Brand1 Brand2 Brand3 Brand4 10 tablets 20 tablets 50 tablets 100 tablets

  6. Drug model • Maintenance • Decision support • Tetracycline • Age < 9 years

  7. System design principles • Uptime • Redundancy • HIS / PAS systems • Laboratory systems • Emergency module

  8. Design principlesSafety features • Passive safety • Consistency • Color scheme • User fatigue prevention • Active safety • Pharmacy review • Decision support • Prescription assistance • DAX

  9. Passive safety • User fatigue prevention • Guide the user • Eliminate the need to catch errors • No popups! • Consistency is everything • Neutral colors if no warnings • Yellow/green for warnings • Red for serious warnings • Blinking for extreme danger • The “no magic” rule

  10. Active safety • Pharmacy review • Various rules prompting a clinical pharmacist to review certain patients • Overdosing • Subset of drug-drug interactions • Specific medicines • Specific patients • …

  11. Decision support • Prescription assistance • Overdose warnings • Drug predictions • Dose predictions • PRN predictions • Default prescription pattern algorithms • DAX

  12. DAX • Drug warnings • Drugs and driving • Sport • Photosensitivity • QT interval • Addiction • Pregnancy • Lactation • Drug – drug interactions • Double medication warnings • Allergy engine

  13. The laws of simplicity / John Maeda Interface - Spring cleaning Simplicity is about subtracting the obvious, and adding the meaningful.

  14. LAW 1: REDUCE The simplest way to achieve simplicity is through thoughtful reduction.

  15. LAW 2: ORGANIZE Organization makes a system of many appear fewer.

  16. LAW 3: TIME Savings in time feel like simplicity.

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