Cook® Amplatz Sheath – Opaque Send Enquiry Product Information Used to maintain a previously established nephrostomy tract. Additional Information FURTHER INFORMATION Related products Add to Enquiry Cook® HiWire™ Nitinol Core Wire GuideSend Enquiry Add to Enquiry Cook® NCompass Nitinol Stone ExtractorSend Enquiry Add to Enquiry Cook® NGage™ Nitinol Stone ExtractorSend Enquiry Add to Enquiry Cook® Peel-Away Introducer SetsSend Enquiry Add to Enquiry Cook® Ultraxx™ Nephrostomy BalloonSend Enquiry