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1.
Rev. méd. Chile ; 147(10): 1303-1307, oct. 2019. tab, graf
Article in Spanish | LILACS | ID: biblio-1058597

ABSTRACT

Background Robot-assisted minimally invasive heart surgery is an effective alternative when compared with classical approaches. It has a low mortality and postoperative complications and its long-term durability is comparable with conventional techniques. Aim: To report short- and long-term results with the use of a robot-assisted transthoracic approach. Patients and Methods: Review of patients undergoing heart surgery between 2015 and 2019 using a robot assisted minimally invasive technique in a single center. We analyzed demographic characteristics, surgical and early ultrasound results. Results: Thirteen procedures were reviewed, nine mitral valve repairs (MVR) in patients aged 61 ± 21 years (seven males) and four atrial septal defect (ASD) closures in patients aged from 24 to 52 years (three men). For MVR, the average extracorporeal circulation and myocardial ischemia times were 120 ± 20.9 and 89 ± 21 minutes, respectively. The median hospitalization was four days. Two cases of MVR had postoperative complications. There was no mortality. All cases showed improvement in their symptoms. Ultrasound findings showed no postoperative mitral insufficiency except in one case. Conclusions: We report very good results in both complex mitral repair and CIA closure, comparable to centers with high standards in minimally invasive robot-assisted heart surgery.


Subject(s)
Humans , Male , Female , Adult , Middle Aged , Young Adult , Robotic Surgical Procedures/methods , Heart Septal Defects, Atrial/surgery , Mitral Valve/surgery , Mitral Valve Insufficiency/surgery , Time Factors , Reproducibility of Results , Treatment Outcome , Extracorporeal Circulation
2.
Rev. méd. Chile ; 141(1): 7-14, ene. 2013. ilus, tab
Article in Spanish | LILACS | ID: lil-674039

ABSTRACT

Background: Transcatheter aortic valve implantation (TAVI) is taking a leading role in the management of patients with severe aortic stenosis. Valve replacement surgery prolongs survival and is the technique of choice considering its historical background and long experience worldwide. Recently however, TAVI has positioned itself as the only standard therapy for symptomatic patients who are not candidates for surgery. Aim: To report the experience with this new technique comparing our results with those reported in the literature. Material and Methods: Between May 2010 and December 2011,17patients aged 81 ± 7.3 years (58.8% men with an Euro SCORE 29 ± 22.4%) underwent a TAVI. Results: The median transvalvular gradient was 54 ± 15.7 mmHg. All patients received a CoreValveTM. Technical success was 100%, with a post implant gradient of 6.29 ± 3.3 mmHg. Residual aortic regurgita-tion was observed in 94%, none greater than grade II. There were no complications at the vascular access site. One patient developed cardiac tamponade during the procedure. Permanent pacemaker implantation was required in 35.2%. Hospital mortality rate was 5.8%, a figure that remained unchanged at 30 days offollow-up. Conclusions: In high-risk patients with aortic stenosis, TAVI has a high success rate and a low rate of complications. Besides an appropriate patient selection, a trained multidisciplinary team and technical conditions to solve possible complications of the procedure are required.


Subject(s)
Aged, 80 and over , Female , Humans , Male , Aortic Valve Stenosis/surgery , Cardiac Catheterization/methods , Heart Valve Prosthesis Implantation/methods , Cardiac Catheterization/standards , Heart Valve Prosthesis Implantation/mortality , Heart Valve Prosthesis Implantation/standards , Hospital Mortality , Treatment Outcome
3.
Rev. méd. Chile ; 134(8): 1024-1029, ago. 2006. ilus
Article in Spanish, English | LILACS | ID: lil-438374

ABSTRACT

Acute dissection of the aorta, although not common, has early and highly lethal complications. The type A dissection is treated with surgery. Patients with type B dissections are treated with surgery if they have complications like rupture, growth or visceral ischemia. Surgery, however, has complications such as spinal cord ischemia. Endovascular grafts have less mortality and complications. We report a 59 years old male patient with a type B dissection complicated with rupture. He was treated successfully with the placement of an endoluminal graft. He was discharged five days after the procedure in good conditions. After one year of follow up, the patient remains asymptomatic.


Subject(s)
Humans , Male , Middle Aged , Aortic Dissection/surgery , Aortic Aneurysm, Thoracic/surgery , Aortic Rupture/surgery , Blood Vessel Prosthesis Implantation , Stents , Aortic Dissection/complications , Aortic Aneurysm, Thoracic/complications , Aortic Rupture/complications , Tomography, X-Ray Computed
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