Cardiovascular Systems
Cardiovascular Systems (CSI) is a medical device brand offering peripheral and coronary orbital atherectomy systems and related guide wires and catheters.
Last updated September 15, 2026
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Overview
Cardiovascular Systems (CSI) is a medical device brand whose product line, as presented on its CSI360 website, includes the Diamondback 360 and Stealth 360 Peripheral Orbital Atherectomy Systems (OAS), the Diamondback 360 Coronary OAS, ViperWire Advance Peripheral Guide Wire, ViperCross Support Catheter, Shepherd Peripheral Guidewire, ViperSlide Lubricant, and ViperCath XC Peripheral Exchange Catheter. The site provides instructions for use (IFUs) for these products, including international IFUs for Canada, and references clinical study summaries such as OASIS and ORBIT II.
History
The CSI360 website presents Cardiovascular Systems' instructions for use (IFUs) for its peripheral and coronary orbital atherectomy systems and related accessories. Listed products include the Diamondback 360 Peripheral OAS, Stealth 360 Peripheral OAS, Diamondback 360 Coronary OAS, ViperWire Advance Peripheral Guide Wire, ViperCross Support Catheter, Shepherd Peripheral Guidewire, ViperSlide Lubricant, and ViperCath XC Peripheral Exchange Catheter. The site also provides international IFUs for Canada and references clinical study summaries including OASIS and ORBIT II.
Products and positioning
Diamondback 360 Peripheral Orbital Atherectomy System (OAS)
Peripheral orbital atherectomy system listed on the CSI360 instructions-for-use page.
Stealth 360 Peripheral Orbital Atherectomy System (OAS)
Peripheral orbital atherectomy system listed on the CSI360 instructions-for-use page.
Diamondback 360 Coronary Orbital Atherectomy System (OAS)
Coronary orbital atherectomy system listed on the CSI360 instructions-for-use page.
ViperWire Advance Peripheral Guide Wire
Peripheral guide wire listed on the CSI360 instructions-for-use page.
ViperCross Support Catheter
Support catheter listed on the CSI360 instructions-for-use page.
Shepherd Peripheral Guidewire
Peripheral guidewire listed on the CSI360 instructions-for-use page.
ViperSlide Lubricant
Lubricant listed on the CSI360 instructions-for-use page.
ViperCath XC Peripheral Exchange Catheter
Peripheral exchange catheter listed on the CSI360 instructions-for-use page.
Controversies
Recent events
Cardiovascular Systems recalls Wirion device[3]
Cardiovascular Systems Inc. initiated a U.S. recall of its Wirion atherectomy embolic protection device after reports of filter breakage during retrieval; the FDA identified it as a Class I recall.
Cardiovascular Systems introduces 1.25 Micro Crown in Germany[4]
Reported:
Cardiovascular Systems said it was introducing its Stealth OAS 1.25 Micro Crown with GlideAssist in Germany; the article also reports that the first patient in Europe had been treated with the system.
- Unconfirmed
FDA approves ViperWire Advance with Flex Tip[5]
Cardiovascular Systems Inc. announced that the U.S. Food and Drug Administration had granted premarket approval for its ViperWire Advance Coronary Guide Wire with Flex Tip.
Sources5 sources
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