cerebral monitoring during aortic surgery

... a body mass index of more than 40, or undergoing surgery with an open thorax, neurosurgery or emergency surgery, were excluded Intraoperative monitoring Heart rate, arterial pressure (radial ... surgery versus start of surgery; bP < 0.0001, control group versus intervention group Our study shows that monitoring and minimizing ΔPP by fluid loading during high-risk surgery decreases the ... undergoing cardiac surgery [1] or hip surgery [2], and was extended more recently to patients undergoing major bowel or general surgery [3,4] Intra-arterial blood pressure monitoring is common...

Ngày tải lên: 13/08/2014, 08:20

... increase was 20.69±28.34 mmHg (22.43%) per NIPB interval (figure 2) Most physicians using NIBP monitoring during procedural sedation are conscious of the fact that arterial pressure values may differ ... emergency departments [11, 12] Our results using a continuous non-invasive BP monitoring by vascular unloading technique (CNAP®) during interventional endoscopy show that there are large BP changes in ... procedural sedation more safely Conclusion Cardiovascular monitoring by CNAP® detects rapid changes in blood pressure occurring surprisingly often during procedural sedation and analgesia in interventional...

Ngày tải lên: 03/11/2012, 11:34

... mandible allowed a fast and safe identification of the facial nerve and may be of significant help during surgery around the parotid region Pather and Osman [1] evaluated the relation of the surrounding ... therefore to use this relationship to aid the identification and preservation of the facial nerve during surgery Moreau et al [7] anatomically dissected 30 facial nerves in fresh cadavers after arterial ... is purely anecdotal We would wish to advocate careful and timely dissection rather than 'rushed' surgery that may jeopardise patient outcomes After further cadaveric dissections (50 hemifaces),...

Ngày tải lên: 09/08/2014, 04:21

... M, Ogiwara M, Kyo S: Active cerebral perfusion during carotid endarterectomy Asian Cardiovasc Thorac Ann 2006, 14:e50-2 Boysen G: Cerebral hemodynamics in carotid surgery Acta Neurol Scand Suppl ... active cerebral perfusion is still unclear [5] However, under CPB the cerebral autoregulation is severely impaired, thus a flow rate of 300 ml/min may result to hyperperfusion syndrome and cerebral ... of the shunt in the cerebral perfusion during CPB is enhanced by the fact that the patient was under diminished systemic pressure, moderate hypothermia and non pulsatile cerebral perfusion from...

Ngày tải lên: 10/08/2014, 09:21

... itself during cardiac surgery can be an effective step towards finding even small macroscopic abnormalities of thymus that could be prophylactically excised Therefore, a focus on thymus during ... thymus during cardiac surgery may not only lead to an Page of (page number not for citation purposes) Journal of Cardiothoracic Surgery 2009, 4:55 http://www.cardiothoracicsurgery.org/content/4/1/55 ... intraoperatively or at a CT scan Few reports have focused on the incidental finding of a thymic mass during cardiac surgery and the management is generally guided by the type and extension [6,7] Total thymectomy...

Ngày tải lên: 10/08/2014, 10:20

... This included 30 minutes perfusion during which animals subjected to moderate hypothermia during the operation were cooled down to 28°C; 60 minutes of perfusion during which the aorta was cross-clamped ... inflammatory mediators before, during, and after CPB in pigs operated on under moderate hypothermia or normothermia Parameter Before CPB Before aortic cross clamping Before removal of aortic clamp hours ... before aortic cross clamping; = before removal of aortic clamp; and = hours after CPB Data are expressed as mean ± standard deviation (b) Example gel showing the effect of temperature during...

Ngày tải lên: 12/08/2014, 23:23

... that sedation state was not constant during the EEG recordings Despite this, and more importantly, it is highly unlikely that volunteers were unconscious during the study, and thus inappropriately ... characterised by EEG ‘sleep spindles’ that have low entropy, are morphologically similar to spindles seen during anaesthesia, and result in low BIS and RE values [11] Within a 20 minute time frame, transitions ... Critical Care Vol 13 No Absalom and Menon consciousness is an abrupt phenomenon during induction of anaesthesia Some theoretical models of consciousness are based on the ability...

Ngày tải lên: 13/08/2014, 16:20

... relation between cEEG findings during TH and outcome in comatose survivors of CA We primarily tested the hypothesis that the type and reactivity of cEEG background during TH may reliably predict ... http://ccforum.com/content/14/5/R173 Page of Figure EEG recording performed during therapeutic hypothermia from one representative patient who had a good outcome (Cerebral Performance Category at months) EEG shows a ... that reactive background on cEEG has a strong prognostic predictive value, even when monitoring is performed during TH They also suggest that background reactivity is not significantly influenced...

Ngày tải lên: 13/08/2014, 21:21

... undergoing breast surgery during bag-valve ventilation analysis was carried out using Microsoft Excel Results There were no missing data concerning measurement of vital signs and ETCO2 during the study ... was inserted and the breast surgery was performed The same anaesthesiologist was the sole provider of bag-valve ventilation for all twenty-two patients Every minutes during the study period, sampling ... doi:10.1186/1757-7241-18-49 Cite this article as: Lindström et al.: End-tidal carbon dioxide monitoring during bag valve ventilation: the use of a new portable device Scandinavian Journal of Trauma,...

Ngày tải lên: 13/08/2014, 23:20

... and systemic effects of blood transfusion following cardiac surgery We chose cardiac surgery patients for our study because cardiac surgery is a known risk factor for the development of TRALI ... artery bypass surgery, patients ages 18 years and older were asked for their informed consent for participation in the study Exclusion criteria were off-pump surgery, emergency surgery or the ... perioperative monitoring Cardiopulmonary bypass surgery was performed with the patient under mild to moderate hypothermia (28°C to 34°C) using a membrane oxygenator and a nonpulsatile blood flow During...

Ngày tải lên: 14/08/2014, 07:21

... recorded at each stage The standardized anesthesia monitoring protocol parameters have been found to monitor homeostasis reliably during laparoscopic surgery Statistical analysis Demographics and ... position during laparoscopic intervention None of the patients received medications aimed at controlling blood pressure or heart rate (i.e antihypertensive drugs, Beta-blockers) at any time during ... early stage of the operation There was no significant change during and after CO2 insufflation Discussion Most problem needed laparoscopic surgery for endometriosis and myoma uteri, showing that most...

Ngày tải lên: 05/03/2014, 15:20

... Recently, NIRS has been also used for the cerebral activity quantification during motion tasks [11] From a rehabilitation point of view, NIRS proved successful in monitoring motor reorganization in ... 100 80 60 40 time 20 s CBFV modifications during BH of a healthy subject Figure CBFV modifications during BH of a healthy subject Time course of the CBFV during BH: the figure reports the entire ... concentration changes during BH of a O2Hb and O2Hb and CO2Hb concentration changes during BH of a healthy subject Time course of the O2Hb (blue line) and CO2Hb (red line) concentration signals during BH...

Ngày tải lên: 19/06/2014, 10:20

... requirements during elective day surgery was approved by ethical board at Karolinska Institut in Stockholm Primary study end-point: mean end-tidal sevoflurane concentration during surgery to maintain a Cerebral ... instructions for Cerebral State Monitor The Cerebral State Index (CSI) derived from a Cerebral State Monitor (Danmeter A/S, Kildemosevej 13, DK-5000 Odense C, Denmark) was followed during the entire ... main anaesthetic During surgery a CSI of 40 – 50 was set as adequate depth of anaesthesia The Sevoflurane was titrated aiming for a Cerebral State Index of 40 – 50 throughout surgery; the vaporizer...

Ngày tải lên: 20/06/2014, 01:20

... Pitfalls and complications in aortic valve surgery Aortic Valve Surgery Visualization of aortic valve The aortic valve is most clearly visualized in midesophageal aortic valve long- and shortaxis ... improvement have been seen in: 1) aortic valve replacement or repair; 2) aortic root replacement or valve-sparing operations; 3) surgery on aortic dissections complicated by aortic regurgitation; and ... complexities of aortic valve surgery Aortic valve surgery has developed from a single valve replacement to more complex procedures, such as the Ross procedure or valve sparing surgery Recently,...

Ngày tải lên: 27/06/2014, 17:20

... staging of the axilla during breast cancer surgery [1-3] The sensitivity of intraoperative frozen section analysis for identifying nodal metastases within SLNs during breast cancer surgery has been ... candidates during breast cancer surgery for ILC More relevant to the SLN biopsy era, Patil and Susnik [24] recently retrospectively reviewed 76 patients with ILC undergoing SLN biopsy during the ... confirmatory permanent section analysis that was performed on at least one SLN candidate during definitive breast cancer surgery between the time period of 1997 to 2008 were identified from within the...

Ngày tải lên: 09/08/2014, 04:21

... and also recorded on a super VHS tape for future analysis The protocol for OCT imaging during open knee surgery was approved by the investigational review board of the Massachusetts Institute ... and were scheduled for treatment through partial or total knee replacement surgery were contacted about weeks before surgery and their informed consent was obtained Patients underwent routine ... period After OCT imaging, surgery resumed as usual Upon completion of the surgical procedures, the methylene blue dots were re-marked with India ink to improve visualization during post processing...

Ngày tải lên: 09/08/2014, 06:22

... influencing hydration during treatment regimen may impact disease course While differences were observed within groups as a whole, values obtained from individual animals during ART were of limited ... this finding suggests that mild dehydration during the early phase of treatment may predispose to more severe renal changes Options to improve hydration during this critical period, such as supplementing ... evaluation during high dose therapy may increase the ability to detect changes associated with acute renal failure allowing time to discontinue drug and intervene Use of weekly samples during this...

Ngày tải lên: 10/08/2014, 05:21

... Journal of Cardiothoracic Surgery 2011, 6:45 http://www.cardiothoracicsurgery.org/content/6/1/45 Figure Thoracic aortic CT-scan at admission reveals a classic Stanford type B aortic dissection without ... of Cardiothoracic Surgery 2011, 6:45 http://www.cardiothoracicsurgery.org/content/6/1/45 Page of Figure Catheter angiography of the aortic arch (a) Catheter angiography of the aortic arch, 13 months ... et al Journal of Cardiothoracic Surgery 2011, 6:45 http://www.cardiothoracicsurgery.org/content/6/1/45 12 13 14 15 16 17 18 19 20 21 22 23 24 25 Page of type-B aortic dissection with stent-grafts:...

Ngày tải lên: 10/08/2014, 09:21

... et al Journal of Cardiothoracic Surgery 2011, 6:60 http://www.cardiothoracicsurgery.org/content/6/1/60 Figure The transesophageal echocardiogram shows severe aortic prosthetic regurgitation (white ... as: Agrifoglio et al.: Non infective severe aortic paravalvular leakage years after surgery: the role of suture technique Journal of Cardiothoracic Surgery 2011 6:60 Submit your next manuscript ... paraprosthetic regurgitation that needs a second intervention Conclusions Despite the annual aortic echocardiographic monitoring our patient had a sudden onset of dyspnea and a rapid cardiac failure caused...

Ngày tải lên: 10/08/2014, 09:21

... neurological disease underwent coronary artery bypass surgery Preoperative routinely performed diagnostic workup revealed no significant findings During surgery he was laid supine on the operating table ... the first postoperative day Similarly to the previous case no incidents occurred during anaetshesia and surgery, during which exactly the same procedures were followed Electromyography and nerve ... direct injury of the nerve during surgery; no neurotoxic material was injected; no event predisposing to nerve palsy (hypotension, hypoxia, electrolyte disturbances) occurred during or after anesthesia...

Ngày tải lên: 10/08/2014, 09:22