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  1. Article

    Open Access

    3D transesophageal echocardiographic visualization of the pulmonary artery catheter through the tricuspid valve and their position relative to the tricuspid valve leaflets

    The tricuspid valve is an atrioventricular valve consisting of three lobes. We used the 3D transesophageal echocardiography to visualize position of the pulmonary artery catheter at the tricuspid valve annulus...

    Shoko Takada, Tomoko Fujimoto, Akiko Tomita-Kobayashi, Yukio Hayashi in JA Clinical Reports (2024)

  2. Article

    Open Access

    Selective estrogen receptor modulators and deep venous thrombosis after an emergent operation in senior women

    Selective estrogen receptor modulators (SERMs), clinically applied to osteoporosis, may have potential risk of deep venous thrombosis (DVT) and discontinuation of SERMs may be required before surgery. However,...

    Keiko Kishida, Masanobu Furukawa, Masayuki Nakashima, Idumi Kubota in JA Clinical Reports (2023)

  3. Article

    Open Access

    Correction: Two cases of hemodynamic improvement by modulation of atrioventricular delay in cardiac operations

    Akiko Tomita-Kobayashi, Tomoko Fujimoto, Shoko Takada, Yuki Masuda in JA Clinical Reports (2022)

  4. Article

    Open Access

    Postoperative delirium does not affect cardiopulmonary exercise testing in aged patients undergoing cardiac valve surgery

    The effect of delirium on cardiopulmonary exercise testing (CPX) is unknown. This retrospective study was to examine the effect of delirium on CPX at discharge in aged patients undergoing cardiac surgery.

    Yuta Shimomoto, Kana Mukaiyama, Takashi Hori, Yuichirou Inaki in JA Clinical Reports (2022)

  5. Article

    Open Access

    Two cases of hemodynamic improvement by modulation of atrioventricular delay in cardiac operations

    Symptomatic sick sinus syndrome is one of the indications for pacemaker implantation, and we have to consider to program the pacemaker to an asynchronous pacing mode during an operation.

    Akiko Tomita-Kobayashi, Tomoko Fujimoto, Shoko Takada, Yuki Masuda in JA Clinical Reports (2022)

  6. Article

    Open Access

    Anesthetic management of a patient with severe aortic regurgitation undergoing reoperation for ascending aorta false aneurysm using hypothermia: prevention of ventricular fibrillation by nifekalant

    To prevent cardiac collapse and to protect cerebral function, hypothermic cardiopulmonary bypass is established before resternotomy. However, ventricular fibrillation under hypothermia facilitates left ventric...

    Akiko Tomita, Tomoko Fujimoto, Shoko Takada, Yukio Hayashi in JA Clinical Reports (2021)

  7. Article

    Open Access

    Analysis of difficulty in placement of pulmonary artery catheter through the left internal jugular vein

    The left internal jugular vein may be an alternative route for the placement of a pulmonary artery catheter when the right jugular vein is not available. Although the placement through the left internal jugula...

    Akiko Tomita, Shoko Takada, Tomoko Fujimoto, Mitsuo Iwasaki in JA Clinical Reports (2020)

  8. Article

    Open Access

    An analysis of factors influencing pulmonary artery catheter passage through the tricuspid and pulmonary valves

    A pulmonary artery catheter (PAC) has to pass the tricuspid and pulmonary valves for its proper placement. Although several factors were reported to hinder the placement, there have been no reports to identify...

    Yuka Miyata, Shoko Takada, Tomoko Fujimoto, Mitsuo Iwasaki in JA Clinical Reports (2020)

  9. Article

    Open Access

    Pulmonary artery catheter placement in patients with a history of tricuspid ring annuloplasty, with pulmonary stenosis, and with the transvenous pacemaker leads: is it difficult?

    Previous case reports suggested that the presence of obstruction in the passage of the pulmonary artery catheter (PAC) may hinder its placement. However, little is known regarding the difficulty in proper plac...

    Hirofumi Hamaba, Yuka Miyata, Yukio Hayashi in JA Clinical Reports (2018)

  10. Article

    Open Access

    Dilated aortic root influences pulmonary artery catheter placement in anesthetized patients

    The placement of a pulmonary artery catheter sometimes needs long time by observing the pressure wave, and several factors have been reported to hinder the placement. In the present study, we examined whether ...

    Yuka Miyata, Tsutomu Wada, Tomohiko Hayasaka, Yukio Hayashi in JA Clinical Reports (2018)

  11. Article

    Open Access

    Detection of patent ductus arteriosus with intraoperative transesophageal echocardiography in a patient undergoing closure of coronary artery to pulmonary artery fistula

    Coronary artery to pulmonary artery fistula is an unusual vascular anomaly, and the shunt ratio of this fistula is usually small.

    Yuka Miyata, Yukio Hayashi in JA Clinical Reports (2017)

  12. No Access

    Article

    The effects of dexmedetomidine on the ventilatory response to hypercapnia in rabbits

    Objective. Dexmedetomidine is a highly selective α2-adrenergic agonist that can reduce anesthetic requirements. This study, to assess its effect on respiration, examined the effects of various do...

    Tomoyo Nishida, Masaji Nishimura, Kiyokazu Kagawa, Yukio Hayashi in Intensive Care Medicine (2002)

  13. Article

    Treatment of acute right coronary artery occlusion during anesthesia

    Perioperative coronary artery occlusion is a potentially dangerous complication causing myocardial infarction and circulatory collapse. We report a case showing severe ST segment depression in leads II and V5 ...

    Toshiyuki Nakamura, Yukio Hayashi, Kiyokazu Kagawa in Canadian Journal of Anesthesia (2000)

  14. No Access

    Article

    Anesthetic management of pediatric patients following fontan operation

    Akiko Yamashita, Yukio Hayashi, Noriko Horinokuchi in Journal of Anesthesia (1997)

  15. Article

    Optimal placement of CVP catheter in paediatric cardiac patients

    For correct monitoring of central venous pressure (CVP) the tip of the CVP catheter should be placed in the superior vena cava (SVC). Since there is no useful guide for the optimal depth of insertion of CVP ca...

    Yukio Hayashi, Kouichi Maruyama, Osamu Takaki in Canadian Journal of Anaesthesia (1995)

  16. Article

    Selective beta1 and beta2 adrenoceptor blockade on epinephrine-induced arrhythmias in halothane anaesthetized dogs

    Beta2 as well as beta1 adrenoceptors have been recognized in the heart of vertebrates. They mediate a positive chronotropic action of catecholamines. We compared the effect of selective beta1 and beta2 adrenocept...

    Yukio Hayashi, Koji Sumikawa, Takahiko Kamibayashi in Canadian Journal of Anaesthesia (1992)

  17. Article

    Anaesthetic management of phaeochromo-cytoma associated with tricuspid atresia

    The anaesthetic management of a patient with phaeochromo-cytoma, tricuspid atresia and pulmonary vascular stenosis is reported. The patient received no preoperative preparation with adrenergic blockers. Anaest...

    Norio Ueda, Yutaka Kitamura, Yukio Hayashi, Osamu Takaki in Canadian Journal of Anaesthesia (1991)