Cleaning Instructions for Mini-Wright Standard

Introduction

The following are cleaning instructions for both patients and healthcare professionals. To download a copy, please see the Downloads section of this website.
Patient at Home Cleaning Instructions

1.Detach mouthpiece from Peak Flow Meter and immerse both pieces in warm water and washing-up liquid for 2-3 minutes (maximum 5 minutes). Agitate the meter to ensure thorough cleansing. Do not insert any object, such as a washing-up or bottlebrush into the meter when cleaning as damage may occur.

2.Rinse in clean water and shake gently to remove any excess water. Put to one side and allow to dry naturally before using again. Do not insert a cloth or paper towel into the meter to speed up the drying process.

3.Frequency:Once a month. Clean thoroughly if the meter has not been used for some time.

Healthcare Professional Cleaning Instructions
It is recommended that hospitals and clinics provide one of the following for each new patient using the Meter:
a)Disposable One-Way cardboard mouthpieces.
b)Disposable cardboard mouthpieces
c)Sterilizable plastic mouthpieces
d)Disposable bacterial filters
For the Meter itself, the following frequency of cleaning and disinfection is advised:-

Reprocessing - Sterilizable Plastic Mouthpieces
1.Clean using an automatic dishwasher (2 min pre-wash, 3 min detergent wash, dry)
2.Autoclave in saturated steam (max. 134°C - 137°C) for 3 minutes.
Reprocessing - Peak Flow Meter

Clement Clarke does not recommend autoclaving peak flow meters as the process destroys the accuracy and distorts the meter.
1.Inspect the meter for signs of damage or wear, if any is evident then replace the meter.
2.Prepare a solution of Lancerzyme¹ in accordance with the manufacturer instructions in a container large enough for the meter to be totally submerged.
3.Follow the manufacturer instructions to ensure proper cleaning and agitate the meter whilst in the solution to ensure any trapped air is expelled. Do not use any mechanical aids such as brushes or cloths. Rinse and dry as recommended.
4.Pour a quantity of Tristel¹ one day into suitable container and immerse the Peak Flow Meter. Agitate the meter to ensure air is expelled and leave it in the solution for 5-10 minutes. Rinse as stated, shake gently to remove any excess water and allow to dry naturally.
Note 1: Lancer zyme and Tristel one day are manufactured by Lancer UK Ltd and The Tristel Company Ltd respectively. Please refer to the manufacturers instructions for information concerning use, dilution, rinsing, disposal etc.
Note 2: The above procedure has been validated by an independent laboratory.