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® Amplatz Sheath – Clear with Radiopaque StripeSend Enquiry Add to Enquiry Cook® Balloon Ureteral DilatorSend Enquiry Add to Enquiry Cook® Flexor® Ureteral Access SheathSend Enquiry Add to Enquiry Cook® NGage™ Nitinol Stone ExtractorSend Enquiry Add to Enquiry Cook® NTrap Stone Entrapment and Extraction DeviceSend Enquiry