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Novel Wire-Guided Scalpel to Facilitate Central Venous Catheter Insertion without a Skin Bridge
Jacob Jeffrey Rauchwerger,Michael Serle,Jeffrey C. Astbury 대한혈관외과학회 2021 Vascular Specialist International Vol.37 No.3
Central venous catheter (CVC) placement is a commonly performed procedure. More than 5 million CVC placements are performed annually in the United States, with nearly 45% of critical care patients and 8% of all inpatients requiring a CVC during their hospitalization. A novel wire-guided scalpel (GuideBlade; Ambitus Medical Supplies LLC, Oceanside, NY, USA) has recently been introduced into clinical practice. In this communication, we will describe how to use the device and discuss possible advantages associated with its routine use during CVC placement.
Rethinking Idiom : Changing Notions of Idiom and the Effect on Second Language Teaching
Jacobs, Jeffrey C. 안양대학교 人文科學硏究所 1998 人文科學硏究 Vol.5 No.2
In sampling the literature on idioms published in ESL journals over the last ten years, I have gained an awareness of the kinds of language that fall into this linguistic category. Unquestionably, there is more to idiom than meets the eye, and all ESL teachers and students will therefore profit by a greater understanding of idiom and its role in second language acquisition. Philosophy- the philosophy of language- an also contribute to any understanding of idiom as it relates to second language acquisition. For both students and teachers of ESL there is always the question of what any particular idiom means, and whether any connection exists between the words (or word) of an idiom and its meaning, and whether that connection is worth examining for either intrinsic or practical reasons. There are those who think of the word-to-meaning connection as purely arbitrary, a source of confusion to students, while others think this connection is worth examining, and it may well be. particularly in light of recent studies in the philosophy of language undertaken by Mark Johnson (1987) and George Lakoff (1989) regarding 'maginative structures'- image schemata, polysemy, metonym, metaphor- which, in their view, all speakers of language use, and must use from earliest childhood on, as they interpret the world to create new meaning. Whether or not ESL teachers approach the subject of idiom philosophically, they can avail themselves of the collective practical experience of others who have taught and thought about idiom as it is reflected in their books and articles. In these, the term idiom may be used narrowly, broadly, or not at all, being sometimes replaced by more descriptive terms: 'formulaic speech' (Ellis 1983) or 'fixed expressions' (Alexander 1984), but for simplicity. I will continue using 'idiom' here in its broadest sense. Whatever specialized definition is used. I think we can agree that idioms are recurring items within a language, cropping up again and again. Teachers will want to recognize repeating items in the midst of newly composed language- the idea being that if idioms are repeatable, they're teachable, and L2 (i.e. second language) students will want to learn them so they can repeat them along with native speakers. Awareness of idioms, however is a skill that must be developed in both teacher and student alike. This is because native speakers can quickly speak, read, and write idioms, passing over them unawares, even as their students stumble on to them, unaware of the special meanings attached to them. ESL teachers therefore need to distinguish these repeatable items from the rest of language, teaching L2 students to do the same. Once idioms are recognized, students that have been provided with the right tools can begin to deal with them by either constructing a probable meaning from clues within the idiom itself, or deducing the meaning from the context. or both. As a starting point, however, we may do well to rethink the whole idea of idiom, perhaps expanding our notions somewhat.
Bundy, Jacob J,Chick, Jeffrey Forris Beecham,Hage, Anthony N,Srinivasa, Ravi N,Chaudhary, Neeraj,Srinivasa, Rajiv N,Vadlamudi, Venu,Gemmete, Joseph J BMJ Publishing Group Ltd. 2018 Journal of neurointerventional surgery Vol.10 No.12
<P><B>Purpose</B></P><P>To describe the stroke-related Twitter network through analysis of the #Stroke hashtag.</P><P><B>Materials and methods</B></P><P>621 653 tweets containing the #Stroke hashtag were analyzed from 20 March 2012 to 31 January 2018. Twitter activity metrics, engagement, user characteristics, content analysis, and network analysis were obtained using the healthcare social media analytics platform, Symplur Signals.</P><P><B>Results</B></P><P>The number of users, the number of impressions, and the number of tweets containing the #Stroke hashtag increased by an annual average of 64.9%, 87.7%, and 89.2% over the past 6 years from 20 March 2012 to 31January 2018. 69 371 tweets (11.2%) contained novel content and 48 568 tweets (7.8%) related to patient care. 181 120 (29.1%) tweets contained at least one image and 436 132 tweets (70.2%) contained links to outside resources. Stroke prevention, diabetes, and atrial fibrillation were commonly discussed topics. With regard to engagement, there were 259 438 retweets (41.7%), 366 561 mentions (59.0%), and 8549 replies (1.4%). Physicians and patients authored 52 197 (8.4%) and 41 822 (6.7%) tweets, respectively. Advocate organizations, patients, and non-healthcare individuals most frequently used the #Stroke hashtag on Twitter.</P><P><B>Conclusion</B></P><P>The use of the #Stroke hashtag on Twitter has grown significantly over the 6-year study period. The majority of the discussions were held between stroke support groups and non-healthcare-related individuals, with discussion content centering around stroke prevention, stroke symptoms, associated medical conditions, and treatment options.</P>
Mustard, Thomas Jeffrey Lomax,Kwak, Hyunwook Shaun,Goldberg, Alexander,Gavartin, Jacob,Morisato, Tsuguo,Yoshidome, Daisuke,Halls, Mathew David The Korean Ceramic Society 2016 한국세라믹학회지 Vol.53 No.3
Continued miniaturization and increasingly exact requirements for thin film deposition in the semiconductor industry is driving the search for new effective, efficient, selective precursors and processes. The requirements of defect-free, conformal films, and precise thickness control have focused attention on atomic layer deposition (ALD). ALD precursors so far have been developed through a trial-and-error experimental approach, leveraging the expertise and tribal knowledge of individual research groups. Precursors can show significant variation in performance, depending on specific choice of co-reactant, deposition stage, and processing conditions. The chemical design space for reactive thin film precursors is enormous and there is urgent need for the development of computational approaches to help identify new ligand-metal architectures and functional co-reactants that deliver the required surface activity for next-generation thin-film deposition processes. In this paper we discuss quantum mechanical simulation (e.g. density functional theory, DFT) applied to ALD precursor reactivity and state-of-the-art automated screening approaches to assist experimental efforts leading toward optimized precursors for next-generation ALD processes.
A Narrative Review on Systemic Therapy for Renal Cell Carcinoma in the Perioperative Setting
Isamu Tachibana,Qian Qin,Jacob Taylor,Wadih Issa,Jeffrey Cadeddu,Vitaly Margulis,Tian Zhang 대한비뇨기종양학회 2024 Journal of Urologic Oncology Vol.22 No.2
In patients with renal cell carcinoma (RCC), the use of immunotherapy (IO) and tyrosine kinase inhibitor (TKI) regimens has proven beneficial in treating metastatic disease. These advances have led to the evaluation of IO/IO and IO/TKI treatment combinations in the perioperative setting. Neoadjuvant systemic therapy can improve surgical outcomes for patients by shrinking the tumor and prior studies have shown that the use of TKI regimens reduced tumor size significantly, whereas IO monotherapy had less of an objective radiographic response. In a retrospective series, patients with locally advanced RCC treated with IO/TKI experienced a higher decrease in median tumor size than those treated with IO/IO. For patients with locally advanced bulky tumors or tumor thrombus involving renal vein or inferior vena cava, early systemic treatment may be beneficial (with several trials ongoing). Finally, pembrolizumab has also improved outcomes in the adjuvant RCC setting. These studies have opened the door to other perioperative studies. Using perioperative therapies can alter the course of RCC with neoadjuvant therapies (IO/TKI) facilitating surgical challenges and adjuvant therapy (IO) improving disease-free survival, but trials are in the process and will further evaluate the impact of these treatments. In the meantime, these systemic therapies can be discussed with patients for perioperative treatment of locally advanced and invasive RCCs.
Palacios Carlos R Franco,Hoxhaj Rudiona,Thigpen Catlyn,Jacob Jeffrey,Bhatnagar Atul,Saberi Asif 대한중환자의학회 2023 Acute and Critical Care Vol.38 No.3
Background: Coronavirus disease 2019 (COVID-19) infection is associated with significant morbidity and mortality. Some patients develop severe acute respiratory distress syndrome and kidney failure requiring the combination of extracorporeal membrane oxygenation (ECMO) and continuous renal replacement therapy (CRRT). Methods: Retrospective cohort study of 127 consecutive patients requiring combined ECMO and CRRT support in intensive care units at an ECMO center in Marietta, GA, United States. Results: Sixty and 67 patients with and without COVID-19, respectively, required ECMO-CRRT support. After adjusting for confounding variables, patients with COVID-19 had increased mortality at 30 days (hazard ratio [HR], 5.19; 95% confidence interval [CI], 2.51–10.7; P<0.001) and 90 days (HR, 6.23; 95% CI, 2.60–14.9; P<0.001). Conclusions: In this retrospective study, patients with COVID-19 who required ECMO-CRRT had increased mortality when compared to patients without COVID-19.