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Isolation Gowns vs Patient Gowns: Not the Same Thing

Isolation gowns are protective apparel for staff, bought against barrier standards. Patient gowns are clothing for patients. Here is why they must never be swapped, and how to keep them apart.

By MISHAREN · · 5 min read

An isolation gown and a patient gown are different products with different jobs. An isolation gown is protective apparel worn by staff (and sometimes visitors) over their clothing to reduce the transfer of microorganisms and body fluids; a patient gown is clothing worn by the patient for comfort, cover and clinical access. A patient gown does not protect staff, and it should never be bought, stored or used as a substitute for an isolation gown.

The two get confused because both are called "gowns", both may be cotton-coloured and loose-fitting, and both pass through the same hospital stores. This post sets out the difference so procurement and linen teams keep them separate.

Who wears what, and why

Isolation gown Patient gown
Worn by Staff, and visitors where policy requires Patients
Purpose Protection from contact with microorganisms and fluids Cover, comfort, dignity and clinical access
Category Protective apparel, assessed for barrier performance Clothing, not protective equipment
Typical design Covers the front and arms, closes at the back, often with cuffs Back, wrap-around or shoulder opening, designed for access
Who decides use Infection-control policy Nursing and clinical teams
Reusable or disposable Both exist Reusable or disposable both exist

The key line is the second row. An isolation gown is chosen for its barrier performance; a patient gown is chosen for how well it serves the patient.

What makes an isolation gown protective

In the United States, the Food and Drug Administration (FDA) regulates medical gowns and recognises the ANSI/AAMI PB70 standard as the classification system for the liquid barrier performance of protective apparel in healthcare facilities. PB70 sets four levels:

  • Level 1, minimal risk: for example basic care, standard isolation, cover gowns for visitors.
  • Level 2, low risk: for example blood draws, suturing, ICU care.
  • Level 3, moderate risk: for example arterial blood draws, IV insertion, emergency departments, trauma.
  • Level 4, high risk: for example long, fluid-intense procedures and surgery, or where pathogen resistance is needed.

The FDA also distinguishes between gown categories. It describes non-surgical isolation gowns as Class I devices that protect against low or minimal risk of transfer of microorganisms and fluids, and which are not used during surgical or invasive procedures or where contamination risk is medium to high. Surgical isolation gowns, for medium to high risk, are regulated more strictly.

These are US references. Your hospital's infection-control team will specify which standards and levels apply in your facility and to which tasks, in line with UAE regulators and its own policies. The point for buyers is simpler: isolation gowns are bought against a barrier specification, with test evidence behind it.

Why a patient gown is not protective

A patient gown has no barrier rating. It is designed so staff can reach the patient's body for examination, lines and monitoring, which is the opposite of what protective apparel is designed to do. Typical patient gowns:

  • Open deliberately at the back, front or shoulder
  • Are made from ordinary woven cotton or poly-cotton chosen for comfort and laundering
  • Are not tested against barrier standards
  • Are not designed to cover the wearer's own clothing

Putting a patient gown on a staff member in an isolation room gives a false sense of protection. That is a clinical risk, and it is why the two products should be kept clearly separate.

How the confusion happens in practice

Mix-ups are rarely deliberate. They usually come from:

  • Shared names on requisitions: "gowns" on a stock list, with no clarification of type.
  • Similar colours: a pale blue or green patient gown and a similar-coloured reusable isolation gown on the same shelf.
  • Shortages: during supply pressure, staff reach for whatever gown is available.
  • Same supplier, different products: a supplier offering both, quoted on one line.
  • Laundry returns: reusable isolation gowns and patient gowns coming back in the same cages.

Keeping them apart: practical steps

  1. Name them differently everywhere. Use "patient gown" and "isolation gown" on stock codes, requisitions, shelves and laundry tickets. Never just "gown".
  2. Use distinct colours. If reusable isolation gowns are in use, agree a colour that no patient gown uses. Our post on patient gown colours by department covers colour coding for patient wear.
  3. Store separately. Isolation gowns belong with PPE at the point of use, as infection control directs; patient gowns belong in the ward linen cupboard.
  4. Mark them clearly. Patient gowns can carry the hospital name and a "patient" or ward mark for laundry identification.
  5. Buy them separately. Isolation gowns should be specified and approved by infection control against a barrier standard. Patient gowns are specified by nursing and the linen team.
  6. Brief staff. A short reminder during induction is often enough to stop substitution.

What to ask a supplier

For isolation gowns, ask infection control to set the requirement, then ask the supplier:

  • Which standard and level the gown meets, and for which areas of the gown
  • Test reports or certification for that claim
  • For reusables, how many laundering cycles the performance is claimed for, and how that was tested

For patient gowns, the questions are about the patient:

  • Opening style, cover and fit
  • Fabric and how it stands up to your laundry
  • Fastenings, including metal-free options for MRI areas, confirmed by your imaging team
  • Sizes, colours and marking

MISHAREN makes reusable patient gowns, not certified isolation gowns or other protective apparel. If you need isolation gowns, buy them through a supplier that can show the barrier certification your infection-control team requires.

The same logic applies to other textiles staff wear:

  • Scrubs are workwear. Some have fluid-repellent finishes, but that does not make them protective equipment; see fluid-resistant scrubs.
  • Lab coats are workwear unless specifically certified as protective coats.
  • Reusable theatre gowns are protective only to the extent their fabric has been tested and documented; ask for that evidence.

A short checklist

  • "Patient gown" and "isolation gown" named differently on every stock and laundry record
  • Distinct colours for any reusable isolation gowns
  • Separate storage, with isolation gowns at the point of use as infection control directs
  • Isolation gowns bought only against a documented barrier specification
  • Patient gowns specified for patient cover, access and laundering
  • Staff briefed not to substitute one for the other

Ordering patient gowns

For patient gowns specified for your wards, see the options on the patient gowns page or send your requirements through our contact page for a quotation. For a broader view of what to specify, start with our patient gowns buying guide for the UAE.

Sources

FAQs 4 questions

Questions about this topic.

Can a patient gown be used as an isolation gown?

No. A patient gown has no barrier rating and is designed to open for access. Isolation gowns are protective apparel chosen by infection control against a barrier specification.

What is AAMI PB70?

An ANSI/AAMI standard that the US FDA recognises for classifying the liquid barrier performance of protective apparel, in four levels from minimal to high risk. Your infection-control team decides which standards apply in your facility.

Does MISHAREN supply isolation gowns?

MISHAREN makes reusable patient gowns, not certified isolation gowns. Isolation gowns should be bought from a supplier that can document the barrier certification your infection-control team requires.

How do we stop staff confusing the two?

Name them differently on all records, use distinct colours, store them separately and brief staff during induction.

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