Publications by authors named "Juergen Leick"

Background: Treating heavily calcified vessels is a challenging task in patients with an impaired left ventricular ejection fraction. Percutaneous mechanical circulatory support (pMCS) is increasingly used in patients in high-risk percutaneous coronary intervention (HRPCI).

Methods: In this retrospective registry, we investigated 25 patients undergoing a protected HRPCI receiving either intravascular lithotripsy (IVL + pMCS;  = 11) or rotational atherectomy (RA + pMCS;  = 14).

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Article Synopsis
  • Lesion preparation using cutting balloons (CB) and scoring balloons (SB) was analyzed in 81 patients with calcified in-stent restenosis (ISR) to compare effectiveness, with a primary focus on achieving less than 20% residual stenosis.
  • Patients using CB had more severe ISR and a higher rate of residual stenosis compared to those using SB, but the overall success rate for achieving the primary endpoint was not significantly different between the two methods.
  • Follow-up showed no substantial differences in major adverse cardiovascular events like cardiac death or myocardial infarction between both groups, suggesting that CB and SB are equivalent in terms of angiographic results.
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Ventricular septal defect (VSD) is a rare but severe complication of myocardial infarction (MI). Temporary mechanical circulatory support (MCS) can be used as a bridge to VSD closure, heart transplantation, or ventricular assist device. We describe the use of Impella device in this context based on a multicenter European retrospective registry (17 centers responded).

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Background: Mitral valve transcatheter edge-to-edge repair (M-TEER) is a minimally invasive method for the treatment of mitral regurgitation (MR) in patients with prohibitive surgical risks. The traditionally used device, MitraClip, showed both safety and effectiveness in M-TEER. PASCAL is a newer device that has emerged as another feasible option to be used in this procedure.

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Background: Stroke remains a feared complication associated with transcatheter aortic valve implantation (TAVI). Embolic cerebral injury occurs in the majority of TAVI cases and can lead to cognitive dysfunction.

Aims: The PROTEMBO C Trial evaluated the safety and performance of the ProtEmbo Cerebral Protection System in TAVI patients.

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Background: The use of a pulmonary artery catheter (PAC) continues to be important for the diagnosis and therapeutic control of severe heart failure and in the diagnosis of pulmonary arterial hypertension. One of the most feared complications of this examination is perforation of a pulmonary artery with an estimated incidence of 0.031-0.

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