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Important Notice
This Inari Medical website and all product offerings listed are tailored for the United States only. Please be aware that product availability and regulatory claims may vary in other regions we serve, including Europe, the Middle East, and Africa (EMEA), Asia-Pacific (APAC), and Latin America/Canada. Inari Medical is currently developing separate websites for our products tailored to these other global and regional markets.
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Symbols Glossary
Glossary of symbols used on labeling and IFU for medical devices.
SYMBOL TITLE EXPLANATORY TEXT REFERENCE
ISO 15223-1 Symbols: Medical devices – Symbols to be used with information to be supplied by the manufacturer
Manufacturer symbol Manufacturer Indicates the medical device manufacturer. 5.1.1
Authorized representative symbol Authorized representative Indicates the authorized representative in the identified country or jurisdiction. 5.1.2 (Amd: 2025)
Authorized representative in the European Community/ European Union Authorized representative in the European Community/ European Union Indicates the authorized representative in the European Community/European Union 5.1.2
Authorized representative for Switzerland symbol Authorized representative in Switzerland Indicates the authorized representative in Switzerland. 5.1.2; modified per ISO 20417, clause 6.1.2
Date of manufacture symbol Date of manufacture Indicates the date when the medical device was manufactured. 5.1.3
Use-by date symbol Use-by date Indicates the date after which the medical device is not to be used. 5.1.4
Batch code symbol Batch code Indicates the manufacturer’s batch code so that the batch or lot can be identified. 5.1.5
Catalogue number symbol Catalogue number Indicates the manufacturer’s catalogue number so that the medical device can be identified. 5.1.6
Importer symbol Importer Indicates the entity importing the medical device into the locale. 5.1.8
Country of manufacture symbol Country of manufacture To identify the country of manufacture of products. 5.1.11
Sterilized using ethylene oxide symbol Sterilized using ethylene oxide Indicates a medical device that has been sterilized using ethylene oxide. 5.2.3
Do not resterilize symbol Do not resterilize Indicates a medical device that is not to be resterilized. 5.2.6
Do not use if package is damaged; consult IFU symbol Do not use if package is damaged; consult IFU Indicates a medical device that should not be used if the package has been damaged or opened and that the user should consult the instructions for use. 5.2.8
Single sterile barrier system symbol Single sterile barrier system Indicates a single sterile barrier system. 5.2.11
Single sterile barrier system with protective packaging outside symbol Single sterile barrier system with protective packaging outside Indicates a single sterile barrier system with protective packaging outside. 5.2.14
Keep away from sunlight symbol Keep away from sunlight Indicates a medical device that needs protection from light sources. 5.3.2
Keep dry symbol Keep dry Indicates a medical device that needs to be protected from moisture. 5.3.4
Do not re-use symbol Do not re-use Indicates a medical device that is intended for one use only. 5.4.2
Consult instructions for use / electronic IFU symbol Consult instructions for use / electronic IFU Indicates the need for the user to consult the instructions for use. 5.4.3
Caution symbol Caution Indicates that caution is necessary or operator awareness/action is needed to avoid undesirable consequences. 5.4.4
Non-pyrogenic symbol Non-pyrogenic Indicates a medical device that is non-pyrogenic. 5.6.3
Medical devices symbol Medical devices Indicates the item is a medical device. 5.7.7
Patient identification symbol Patient identification Indicates the identification data of the patient. 5.7.3
Patient information website symbol Patient information website Indicates a website where a patient can obtain additional information on the medical product. 5.7.4
Health care center or doctor symbol Health care center or doctor Indicates the address of the health care center or doctor where medical information about the patient may be found. 5.7.5
Date symbol Date Indicates the date that information was entered or a medical procedure took place. 5.7.6
Unique Device Identifier symbol Unique Device Identifier Indicates a carrier that contains unique device identifier information. 5.7.10
ASTM F2503: The labeling of devices as MR Safe, MR Conditional, and MT Unsafe
MR Unsafe symbol Magnetic Resonance (MR) Unsafe An item which poses unacceptable risks to the patient, medical staff, or other persons within the MR environment. ASTM F2503
MR Unsafe symbol Magnetic Resonance (MR) Conditional An item demonstrates no hazard in the MR environment, but only when prescribed conditions for safe use are adhered ASTM F2503
US Code of Federal Regulations, Title 21, Part 801.109(b)(1): Prescription devices
Rx Only (Prescription device) Rx ONLY (Prescription device)
Prescription device Caution: United States Federal Law restricts this device to sale by or on the order of a physician. 21 CFR 801.109(b)(1)
Symbols for Certification and Compliance
CE (European Conformity)
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 European Conformity Indicates conformity to Regulation (EU) 2017/745 and designates that the product labeled is authorized for sale in European Union countries. Symbol may be accompanied by Notified Body identification number. —
Symbols Not from Standards
Effective Length symbol Effective Length Effective length of the medical device. —
Size symbol Size Overall size of the medical device: S, M, L, XL. —
Catheter / delivery catheter size (Fr) Catheter / delivery catheter size French size (Fr) of the catheter or delivery catheter. —
Sheath / catheter size and length Sheath / catheter size and length French size and effective length of sheath or catheter. —
Vessel diameter Vessel Diameter Target vessel diameter for device compatibility. —
Coring element diameter Coring Element Diameter Diameter of coring element. —
Fr / Ø CE French size & Coring Element Diameter French size of the catheter / delivery catheter and diameter of coring element. —
Fr / mm French size & metric diameter French size of the catheter / delivery catheter and metric diameter. —
Fr / Ø vessel French size & vessel diameter French size of the catheter / delivery catheter and vessel diameter. —
Fr / mL French size & syringe capacity French size of catheter / capacity of the syringe. —
Recommended guidewire size Recommended Guidewire Size Indicates the recommended guidewire size needed to use the medical device. —
CONT (Contents)
Or
QTY (Quantity)
Contents and/or Quantity Contents and/or quantity of medical device. —

This Symbols Glossary has been compiled from publicly available third-party sources and is provided solely as a courtesy for general reference and convenience. The information has not been independently verified, and no representations or warranties, express or implied, are made regarding its accuracy, completeness, reliability, or currency.

This glossary should not be relied upon as an authoritative source or as the basis for any decision or action. Users are responsible for independently verifying any information contained herein with the applicable original sources before relying on it.

PRO-2408-GBL-EN-v2