Medical supplies glossary

Plain-English definitions for common medical supply, wound care, and clinical procurement terms.

Alginate dressing

Highly absorbent wound dressing derived from seaweed; used on wounds with moderate to heavy exudate.

Antimicrobial

An agent that kills or inhibits the growth of microorganisms such as bacteria, viruses, and fungi.

Aseptic technique

A set of practices used to prevent contamination from pathogens during clinical procedures.

Autoclave

A pressurized steam-sterilization device used to decontaminate medical instruments and supplies.

Bandage

A strip of material applied to support, protect, or compress a wound or injured body part.

Biohazard

Biological substances (e.g., blood, sharps) that pose a threat to the health of living organisms.

Cannula

A thin tube inserted into the body to deliver or remove fluid, often used with IV catheters and oxygen delivery.

Catheter

A flexible tube inserted into a body cavity or vessel for drainage, infusion, or access.

Chlorhexidine

An antiseptic agent used for skin and surgical site preparation; effective against a broad spectrum of bacteria.

Compression bandage

An elastic wrap that applies graduated pressure to manage edema, support joints, or aid venous return.

Disposable

A medical item designed for single use to prevent cross-contamination and the spread of infection.

EPA-registered

A disinfectant product certified by the U.S. EPA as effective against specified pathogens.

Exam glove

A non-sterile, single-use barrier glove worn during patient examinations and routine procedures.

FDA-cleared

A medical device that has received clearance from the U.S. Food and Drug Administration for its intended use.

Foam dressing

A polyurethane-based wound dressing that absorbs moderate to heavy exudate while maintaining a moist healing environment.

Gauze

A loosely woven cotton fabric used for wound cleaning, packing, and primary dressing applications.

Hydrocolloid dressing

An occlusive wound dressing that forms a gel on contact with exudate; used for pressure ulcers and minor burns.

Hypoallergenic

Designed to minimize the risk of an allergic reaction; commonly applied to tapes, gloves, and skin-contact products.

Intravenous (IV)

Administered into or pertaining to a vein; refers to fluids, medications, and the catheters used to deliver them.

Latex-free

Manufactured without natural rubber latex to prevent allergic reactions in sensitive patients and clinicians.

Micropore tape

A breathable, hypoallergenic paper-based medical tape suitable for fragile skin and short-term dressing fixation.

MPN

Manufacturer Part Number — the unique identifier assigned by the manufacturer to a specific product.

MVTR

Moisture Vapor Transmission Rate — measures how much water vapor passes through a material per unit time.

Non-sterile

Clean but not processed to eliminate all microorganisms; appropriate for general clinical use outside a sterile field.

PPE

Personal Protective Equipment — gloves, gowns, masks, and eyewear worn to protect against exposure to hazards.

Povidone-iodine

A broad-spectrum antiseptic solution used for skin and mucous membrane disinfection prior to procedures.

PVC

Polyvinyl chloride — a plastic commonly used in IV bags, tubing, and disposable medical products.

Quaternary ammonium

A class of broad-spectrum disinfectant used for surface decontamination in healthcare settings.

Sharps container

A puncture-resistant container designed for safe disposal of needles, scalpels, and other sharp medical waste.

Sterile

Free from all viable microorganisms; required for any product introduced into a sterile body cavity or surgical field.

Sterile field

A defined area free from microorganisms, established and maintained for a specific procedure.

Stockinette

A soft tubular fabric worn under casts and bandages to protect skin and improve patient comfort.

SKU

Stock Keeping Unit — a unique identifier used by sellers to track inventory, often distinct from the manufacturer MPN.

Tegaderm

A brand of transparent film dressing used over IV sites and superficial wounds to allow visual inspection.

Transpore tape

A perforated plastic medical tape with strong adhesion, used for securing tubing, devices, and dressings.

Universal precautions

An infection-control approach in which all blood and body fluids are treated as potentially infectious.

Wound exudate

Fluid produced by a wound; assessing its volume and character guides dressing selection.