A simplified means of arterial cannulation for cardiopulmonary bypass in small neonates and those infants with diminutive aortas, or requiring reconstruction of the ascending aorta, is presented. It involves suturing a long 3.5 mm graft to the innominate artery and inserting the arterial cannula into the end of the graft. This technique improves exposure, thereby greatly simplifying many complex repairs, and may be used for initiation of ECMO or for hybrid procedures in the postoperative period.
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http://dx.doi.org/10.1186/1749-8090-1-13 | DOI Listing |
Catheter Cardiovasc Interv
December 2024
Hospital de Santa Marta, Centro Hospitalar de Lisboa Central, Lisboa, Portugal.
Background: Access site complications are very common complications in transcatheter aortic valve replacement (TAVR). Usually, a second arterial sheath is placed either in the contralateral femoral artery or in the radial artery as a simplified approach. This study aimed to investigate the safety and effectiveness of a full unilateral access using the ipsilateral superficial femoral artery (iSFA) in TAVR and to determine whether it simplifies the procedure.
View Article and Find Full Text PDFComput Biol Med
December 2024
Wolfson School of Mechanical, Electrical and Manufacturing Engineering, Loughborough University, Epinal Way, Loughborough, LE11 3TU, UK. Electronic address:
Transcatheter aortic valve implantation (TAVI) has become a key treatment for severe aortic stenosis, especially for patients unsuitable for surgery. Since its introduction in 2002, TAVI has advanced significantly due to improvements in imaging, operator skills, and device engineering. Despite these innovations, challenges in device sizing and positioning remain, complicating outcome predictions.
View Article and Find Full Text PDFJTCVS Tech
December 2024
Section of Pediatric Cardiac Surgery, Children's Hospital Colorado and University of Colorado School of Medicine, Aurora, Colo.
Objective: Prior studies suggest that prolonged donor heart warm ischemia time increases heart transplant mortality. Patients with single-ventricle heart disease requiring transplant with concomitant aortic arch or central pulmonary artery reconstruction present technical challenges that extend donor warm ischemia time using conventional techniques. Studies in larger pediatric and adult patients with single-ventricle anatomy have described the use of prosthetic material for concomitant great vessel reconstruction.
View Article and Find Full Text PDFThorac Cardiovasc Surg
December 2024
Cardiovascular Departement, University Hospital Bern, Bern, Switzerland.
There have been few recent innovations since the introduction of cardioplegia more than 50 years ago. Surprisingly, cardioplegia as one of the most essential steps in terms of heart muscle protection during a surgical procedure requiring cardiac arrest has never been really standardized. As a consequence, a considerable variety of cardioplegic solutions and applications have developed: cold versus warm, crystalloid versus blood cardioplegia, antegrade versus retrograde or both, as well as different time schedules for repeated administration.
View Article and Find Full Text PDFFront Cardiovasc Med
November 2024
Department of Cardiac Surgery, Yantai Yuhuangding Hospital, Yantai, China.
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