Jan Vojáček

ORCID: 0000-0002-1150-9158
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About
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Research Areas
  • Cardiac Valve Diseases and Treatments
  • Aortic Disease and Treatment Approaches
  • Cardiac, Anesthesia and Surgical Outcomes
  • Cardiac and Coronary Surgery Techniques
  • Infective Endocarditis Diagnosis and Management
  • Cardiac Structural Anomalies and Repair
  • Aortic aneurysm repair treatments
  • Coronary Interventions and Diagnostics
  • Thyroid Cancer Diagnosis and Treatment
  • Mechanical Circulatory Support Devices
  • Shoulder and Clavicle Injuries
  • Vascular anomalies and interventions
  • Cardiovascular Issues in Pregnancy
  • Liver Disease and Transplantation
  • Cardiovascular and Diving-Related Complications
  • Dermatological and COVID-19 studies
  • Hip disorders and treatments
  • Cardiac electrophysiology and arrhythmias
  • Thyroid and Parathyroid Surgery
  • Paraoxonase enzyme and polymorphisms
  • Nutrition and Health in Aging
  • Cardiac Health and Mental Health
  • Thyroid Disorders and Treatments
  • Electrospun Nanofibers in Biomedical Applications
  • Hormonal Regulation and Hypertension

University Hospital Hradec Králové
2005-2025

Charles University
2005-2024

Fakultní nemocnice Bulovka
2021

Ocní klinika
1990

European surgeons were the first worldwide to use robotic techniques in cardiac surgery and major steps procedure development taken Europe. After a hype early 2000s case numbers decreased but due technological improvements renewed interest can be noted. We assessed current activities outcomes robotically assisted on continent.Data collected an international anonymized registry of 26 centers with program.During 4-year period (2016-2019), 2,563 procedures carried out [30.0% female, 58.5 (15.4)...

10.3389/fcvm.2021.827515 article EN cc-by Frontiers in Cardiovascular Medicine 2022-01-20

Abstract OBJECTIVES The choice of optimal surgical treatment for young and middle-aged adults with aortic valve disease remains a challenge. Mechanical replacement (mAVR) is generally preferred despite promising recent outcomes the Ross procedure. Our goal was to compare strategies at nationwide level. METHODS This study retrospective analysis prospectively recorded data from National Registry Cardiac Surgery Czech Republic. Using propensity score matching, we compared patients undergoing...

10.1093/ejcts/ezac013 article EN European Journal of Cardio-Thoracic Surgery 2022-01-05

In an effort to maintain the technical aspects of traditional prosthetic surgical aortic valve replacement (AVR) while reducing invasiveness and facilitate options for concomitant operations, transaxillary lateral mini-thoracotomy endoscopic robotic-assisted replacment (RAVR) has been introduced. The present data highlights contemporary international collaborative experience. All consecutive patients undergoing standardized RAVR across 10 sites (1/2020-7/2024) were evaluated using a central...

10.1093/ejcts/ezaf103 article EN European Journal of Cardio-Thoracic Surgery 2025-03-25

Robotic assistance (RA) in the harvesting of internal thoracic artery during minimally invasive direct coronary bypass grafting (MIDCAB) provides several potential benefits for surgeon and patient comparison with conventional MIDCAB. The two technical options have not been thoroughly compared literature yet. We aimed to perform this our cohort use propensity-score matching (PSM). This was a retrospective all consecutive patients undergoing MIDCAB (2005-2021) RA-MIDCAB (2018-2021) at...

10.3389/fcvm.2022.943076 article EN cc-by Frontiers in Cardiovascular Medicine 2022-08-30

Abstract OBJECTIVES Both aortic root remodelling and valve (AV) reimplantation have been used for valve-sparing replacement in patients with aneurysm or without regurgitation. There is no clear evidence to support one technique over the another. This study aimed compare basal ring annuloplasty versus on a multicentre level use of propensity-score matching. METHODS was retrospective international undergoing between 2010 2021. Twenty-three preoperative covariates (including dimensions...

10.1093/ejcts/ezae234 article EN European Journal of Cardio-Thoracic Surgery 2024-08-01

Objectives. The One-minute Sit-To-Stand Test (STST) is a relatively novel physical performance test in the field of pulmonology. It measures exercise tolerance patient. In this pilot study, we evaluated its predictive value for postoperative course cardiac surgery patients. Design. This was prospective observational cohort study patients undergoing elective aortic valve replacement. STST applied patients, along with pulmonary function testing, day prior to surgery, on 7, and 3 months after...

10.1080/14017431.2020.1866771 article EN Scandinavian Cardiovascular Journal 2020-12-26

Background Unicuspid aortic valve (UAV) is the second most common underlying cause of dysfunction in young adults after bicuspid valve. The may be replaced (for example by pulmonary autograft) or repaired using bicuspidization technique. aim our study was to compare short- and mid-term outcomes Ross procedure with patients severe UAV dysfunction. Methods This a multi-center retrospective observational cohort comparing data from two dedicated centers Czech Republic provided AVIATOR registry....

10.3389/fcvm.2022.900426 article EN cc-by Frontiers in Cardiovascular Medicine 2022-09-08

Unroofed coronary sinus is a rare congenital heart disease caused by the partial or complete absence of common wall between and left atrium. When indicated for repair, it done either percutaneously surgically. Repair using totally endoscopic robotic procedure rarely performed nor reported in literature. We report case 47-year-old male who underwent successful repair this anomaly.

10.3389/fcvm.2022.974089 article EN cc-by Frontiers in Cardiovascular Medicine 2022-09-28

Abstract Pure aortic regurgitation and dilation of annulus are the most significant risk factors for failure pulmonary autograft after Ross procedure. Aortic annuloplasty has a positive effect on durability autograft. Previously, we described technique external with dedicated CORONEO ring. In present manuscript, suggest sizing based diameter annulus.

10.1093/ejcts/ezae118 article EN European Journal of Cardio-Thoracic Surgery 2024-03-27

Background . Aortic root replacement with a composite mechanical valve graft (Bentall procedure) has been recommended strategy in patients aortic aneurysm or without regurgitation. remodeling (Yacoub emerged as valve‐sparing alternative although there is only scarce multicenter evidence. The aim of our study was to provide nationwide comparison these two strategies. Methods This retrospective data from national registry cardiac surgery. Using propensity‐score matching, we compared all the...

10.1155/2024/7595067 article EN cc-by Journal of Cardiac Surgery 2024-01-01

The intracoronary administration of autologous bone marrow cells (BMCs) has been shown to improve the left ventricle function in course acute myocardial infarction. Therefore we have started a clinical trial using transplantation BMCs phase aim our study is assess feasibility and safety this procedure, effect on these patients. We describe first experience two patients with infarction reperfused direct stenting. aspiration from sternum provided sufficient amount for transplantation. No...

10.14712/18059694.2018.44 article EN cc-by Acta Medica (Hradec Kralove Czech Republic) 2005-01-01
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