Liver Biopsy Breadcrumb Home liver biopsy The TLAB® Transjugular Liver Biopsy Instrument is designed to perform consistently in typical and tortuous anatomy, collect quality liver samples, and enhance patient and physician safety. Products TLAB Transjugular Liver Biopsy System The TLAB® Transjugular Liver Biopsy Instrument is designed to perform consistently in typical and tortuous anatomy, collect quality liver samples, and enhance patient and physician safety. Show product info