Slide 1Slide 2Outline of PresentationProblem StatementBackground InformationSlide 6Slide 7Slide 8Slide 9Slide 10Client’s Expectations: The PDSDesign ComponentsBrainstormingSlide 14Slide 15Design MatrixSlide 17Future WorkReferencesQuestions & AnswersUniversity of Wisconsin-MadisonUniversity of Wisconsin-MadisonBiomedical Engineering Design CoursesBiomedical Engineering Design CoursesINTELLECTUAL PROPERTY INTELLECTUAL PROPERTY STATEMENTSTATEMENTAll information provided by individuals or Design Project Groups during this or subsequent All information provided by individuals or Design Project Groups during this or subsequent presentations is the property of the researchers presenting this information. In addition, any presentations is the property of the researchers presenting this information. In addition, any information provided herein may include results sponsored by and provided to a member information provided herein may include results sponsored by and provided to a member company of the Biomedical Engineering Student Design Consortium (SDC).company of the Biomedical Engineering Student Design Consortium (SDC).Anyone to whom this information is disclosed:Anyone to whom this information is disclosed:1)1)Agrees to use this information solely for purposes related to this review;Agrees to use this information solely for purposes related to this review;2)2)Agrees not to use this information for any other purpose unless given written Agrees not to use this information for any other purpose unless given written approval in advance by the Project Group, the Client / SDC, and the Advisor;approval in advance by the Project Group, the Client / SDC, and the Advisor;3)3)Agrees to keep this information in confidence until the relevant parties listed in Agrees to keep this information in confidence until the relevant parties listed in Part (2) above have evaluated and secured any applicable intellectual property Part (2) above have evaluated and secured any applicable intellectual property rights in this information.rights in this information.4)4)Continued attendance at this presentation constitutes compliance with this Continued attendance at this presentation constitutes compliance with this agreement.agreement.Team Members: Ann Sagstetter, Kelvin Ng, Timothy Balgemann, Angwei Law, Padraic CasserlyClient: Dr Julie Kessel, Dept of PediatricsAdvisor: Prof Brenda Ogle, Dept of BMEUmbilical Vein Catheterization Training ModelUmbilical Vein Catheterization Training ModelOutline of PresentationProblem Statementcurrent methods need improvementBackground Informationumbilical anatomy & catheterization, NRP training, current productsClient’s Expectations: The PDSDesign Componentsarchitecture, stabilization, materialsBrainstormingmodels 1, 2, 3Design MatrixFuture WorkReferences & Questions- CONFIDENTIAL -http://www.ovulation-calculator.com/cord.gifProblem Statement- CONFIDENTIAL -To construct a model optimized in the following ways for use in the umbilical vein catheterization training program:firmly stabilize a freshumbilical cordaccurately mimic an infant’sabdomenexternal textureinternal structurehttp://www.geocities.com/placenta_rb/Fig42.jpgBackground Information- CONFIDENTIAL -The Anatomy of the Umbilical SystemThe Anatomy of the Umbilical Systemhttp://www.anatomyatlases.org/MicroscopicAnatomy/Section13/Plate13261.shtmlhttp://www.medicalook.com/systems_images/Fetal_circulation.jpgFetal CirculationFetal CirculationBackground Information- CONFIDENTIAL -Umbilical Vein (UV) CatheterizationUmbilical Vein (UV) Catheterization3.5-F or 5-F catheteris commonly used1 F = 1/3 mm depth of insertiondepends on urgencymay be performed upto 7 days after birthhttp://www.aap.org/nrp/images_z_nu/tnr5_f6-2_veinousumbillical.jpgUV Catheterization TrainingUV Catheterization TrainingBackground Information- CONFIDENTIAL -Background Information- CONFIDENTIAL -Current ProductsCurrent Productshttp://www.cfpc.ca/cfp/2003/Jan/vol49-jan-clinical-2_fr.asphttp://www.laerdal.com.au/document.asp?subnodeid=8619562Background Information- CONFIDENTIAL -In comparison to reality…In comparison to reality…http://www.babylink.info/edinburgh/Images/UAC.jpgClient’s Expectations: The PDSUse real, fresh umbilical cords“Umbilicus” must stabilize the cordMimic anatomical course of UVMimic texture of abdomenInclude a blood reservoirDisposable or sterilizable materials preferred- CONFIDENTIAL -Design Components- CONFIDENTIAL -1. Architecturegeneral size and structureblood reservoiranatomical course2. Stabilizationfixing the cord to the modelno inward or outward slipping3. Materialstexture mimicrydisposable / sterilizableBrainstorming- CONFIDENTIAL -Model 1 (Salad Bowl)Brainstorming- CONFIDENTIAL -Model 2 (Pommel Horse)Brainstorming- CONFIDENTIAL -Model 3 (Gel Cushion)Design Matrix- CONFIDENTIAL -Brainstorming- CONFIDENTIAL -StabilizationClamp approachAdhesive approachMaterialsGelatinFoamSiliconeFuture Work- CONFIDENTIAL -Experiments on Materialstexture of foam versus gelatinadhesion to umbilical cordsterilizability / disposabilityStabilizing Structuresdepend on chosen materialadaptable to various cord sizeskeep cord intactReferences1. William Ehman. “Umbilical cord model”. Canadian Family Physician, January 2003. Website: www.cfpc.ca/cfp/2003/Jan/vol49-jan-clinical-2.asp2. “Baby Umbi”. Laerdal. Website: www.laerdal.com.au3. Wikipedia. Website: www.wikipedia.org4. “Ballistic Gel Preparation”. Tactical Works. Website: www.tacticalshotgun.ca/content_nonsub/gelatin_testing/gelatin_preparation/ballistic_gelatin_preparation.html5. Giancarlo Pennati. “Biomechanical properties of the human umbilical cord”. Biorheology 2001. 38(5-6), 355-366.6. John Kattwinkel. “Textbook of Neonatal Resuscitation”. American Academy of Pediatrics, 5th edition (2006). 6(4)-6(5).- CONFIDENTIAL -Questions & Answers- CONFIDENTIAL
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