Tools and resources Tools to help you put the guidance into practice. Resource impact Resource impact summary report Implementation support Implementation strategy for transcatheter aortic valve implantation Audit and service improvement Baseline assessment tool Excel 48 KB 17 November 2021 Summary versions Algorithm for heart valve referral PDF 103 KB 17 November 2021 Research recommendations Research recommendations information Guidance into practice About the Into practice guide Practical steps to improving the quality of care and services using NICE guidance