Insights

Guides for CSSD teams, buyers and biomedical engineers.

Practical notes from ProDr on sterilization packaging, chemical indicators, ECG and CTG paper, tenders and medical device supply in Pakistan — each one tied to a standard or a specification.

EchoGrand ECG and CTG recording paper range in Z-fold packs and rolls

2 November 2026 · 5 min read ECG paper size guide: which paper fits your machine Match ECG and CTG paper to your machine: width, Z-fold or roll and sheets per pack, for Fukuda, Nihon Kohden, Schiller, Philips, Mortara and more. ECG paperCTG paperCompatibility Read the guide →

2 November 2026 · 5 min read Bowie-Dick test: how to run it, read it and record it Step-by-step guide to the daily Bowie-Dick air-removal test for pre-vacuum sterilizers: cycle, placement, pass and fail patterns, and what to do on a fail. Read → 1 November 2026 · 4 min read Indicator tape vs indicator strips: what each one proves Why CSSDs use Class 1 indicator tape outside packs and Class 4, 5 or 6 strips inside — what each proves, how to choose by process, and how to record them. Read → 1 November 2026 · 4 min read Why hydrogen-peroxide plasma needs Tyvek®, not paper Paper absorbs hydrogen peroxide and can abort plasma cycles. How to choose Tyvek®-film reels, plasma indicators and loading practice for H₂O₂ sterilization. Read → 31 October 2026 · 5 min read Sterilization packaging guide: reels, pouches, Tyvek® and crepe wrap Choose sterilization packaging by process: paper-film reels for steam and EO, Tyvek® for plasma, crepe wrap for trays — with sizing, sealing and storage tips. Read → 31 October 2026 · 4 min read 121 °C vs 134 °C steam sterilization: times, uses and indicators How 121 °C and 134 °C steam cycles differ in holding time, pressure and use, which loads suit each, and how to pick Class 4, 5 and 6 indicators for your cycle. Read → 30 October 2026 · 5 min read How to choose disposable ECG electrodes Ag/AgCl sensors, solid vs wet gel, foam vs cloth backing, adult and paediatric sizes, AAMI EC12: what to specify for ECG electrodes, plus skin prep tips. Read → 30 October 2026 · 4 min read Why ECG and CTG traces fade — and how to store thermal paper Heat, light, humidity, PVC sleeves and hand rub fade thermal ECG and CTG records. How to store unused paper, file printed traces and keep records readable. Read → 29 October 2026 · 5 min read Buying medical disposables in Pakistan: DRAP checks before you order Buyer’s checklist for medical devices in Pakistan: DRAP licence and product status, ISO 13485, CE, Free Sale Certificate, batch traceability and red flags. Read → 29 October 2026 · 6 min read Chemical indicator classes 1 to 6 explained (ISO 11140-1) What Class 1, 2, 4, 5 and 6 chemical indicators each prove, where they go in a steam, EO or plasma load, and how CSSD teams choose between them. Read → 28 October 2026 · 5 min read Writing a CSSD consumables tender: a specification checklist What to specify for reels, Tyvek, crepe wrap, indicators, Bowie-Dick packs, ECG electrodes and paper in a hospital tender, and which documents to request. Read →

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