Ultrasound Guided Procedures and Radiologic Imaging for Pediatric Anesthesiologists

Ultrasound Guided Procedures and Radiologic Imaging for Pediatric Anesthesiologists is intended as a ready resource for both experts and novices. It will be useful to those with extensive training and experience as well as beginners and those with distant experience or training. A wealth of knowledge in the human factors of procedure design and use has been applied throughout to ensure that desired information can be easily located, that steps are clearly identified and comprehensible, and that additional information of high relevance to procedure completion is co-located and salient. This book begins with the basics but quickly progresses to advanced skill sets. It is divided into four parts. Part I starts with a primer on ultrasound machine functionality as well as procedural chapters on lung ultrasound to detect a mainstem intubation or pneumothorax and gastric ultrasound to assess gastric contents in incompletely fasted patients. Part II covers ultrasound guided peripheral intravenous line placement through the incremental advancement method, ultrasound guided arterial line placement, and ultrasound guided central line placement. Part III details several ultrasound guided regional anesthesia techniques. Part IV covers radiology of the pediatric airway and mediastinum, lungs, gastrointestinal, genitourinary, musculoskeletal, and neurologic systems.

Author(s):  
Anna Clebone

Chapter 4 discusses the dynamic use of ultrasound to guide the placement of a peripheral intravenous (IV) line. Ultrasound can be used to guide placement of multiple types of vascular access. Arteries and veins are sonographically similar in cross section: hyperechoic circles with hypoechoic interiors. Arteries are thicker walled and characteristically pulsatile. Veins are more susceptible to compression. Doppler or color flow can distinguish the amplitude and direction of flow. Skill with placing peripheral ultrasound guided IV lines in patients with difficult IV access can often help the practitioner avoid the need to place a central line, assuming the central line is not needed for other indications.


2017 ◽  
Vol 4 ◽  
pp. 238212051668482 ◽  
Author(s):  
Serkan Toy ◽  
Robert SF McKay ◽  
James L Walker ◽  
Scott Johnson ◽  
Jacob L Arnett

Purpose: To evaluate the effectiveness of a learner-centered, simulation-based training developed to help medical students improve their procedural skills in intubation, arterial line placement, lumbar puncture, and central line insertion. Method: The study participants were second and third year medical students. Anesthesiology residents provided the training and evaluated students’ procedural skills. Two residents were present at each station to train the medical students who rotated through all 4 stations. Pre/posttraining assessment of confidence, knowledge, and procedural skills was done using a survey, a multiple-choice test, and procedural checklists, respectively. Results: In total, 24 students were trained in six 4-hour sessions. Students reported feeling significantly more confident, after training, in performing all 4 procedures on a real patient ( P < .001). Paired-samples t tests indicated statistically significant improvement in knowledge scores for intubation, t(23) = −2.92, P < .001, and arterial line placement, t(23) = −2.75, P < .001. Procedural performance scores for intubation ( t(23) = −17.29, P < .001), arterial line placement ( t(23) = −19.75, P < .001), lumbar puncture ( t(23) = −16.27, P < .001), and central line placement ( t(23) = −17.25, P < .001) showed significant improvement. Intraclass correlation coefficients indicated high reliability in checklist scores for all procedures. Conclusions: The simulation sessions allowed each medical student to receive individual attention from 2 residents for each procedure. Students’ written comments indicated that this training modality was well received. Results showed that medical students improved their self-confidence, knowledge, and skills in the aforementioned procedures.


Arterial blood sampling 784Arterial line insertion: introduction 786Arterial line insertion: over-the-wire technique 786Arterial line insertion: over-the-needle technique 788Central line insertion 790Internal jugular vein cannulation 792Subclavian vein cannulation 794Ultrasound-guided central venous catheterization (1) 796Ultrasound-guided central venous catheterization (2) ...


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