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Minerals and Salts Ureter Calcium Oxalate Uric Acid Bladder - - PowerPoint PPT Presentation
Minerals and Salts Ureter Calcium Oxalate Uric Acid Bladder - - PowerPoint PPT Presentation
Kidney Minerals and Salts Ureter Calcium Oxalate Uric Acid Bladder Urethra Kidney Ureter Bladder Ureter Kidney Stone Basket Laser Ureter Basket Light Bladder Camera Urethra Ureteroscope Lasers Shockwave Stone fragmentation
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Minerals and Salts
Kidney Ureter Bladder Urethra Calcium Oxalate Uric Acid
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Ureter Bladder Ureter Kidney
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Basket Laser Light Camera Ureteroscope
Kidney Stone Basket
Ureter Bladder Urethra
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Lasers Shockwave
Ureteroscope Stone fragmentation Laser Stone fragmentation Shockwave delivered through skin
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Stones with diameters of 5 to 10mm are extracted using a basket
Extraction Tools
Ureter Bladder Urethra
Ureteroscope
Stone Basket 5-10mm
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10mm 3mm 4mm 2mm 1mm
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Ureteroscope
Basket
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■ Only extract one stone at a time ■ Stones < 5mm are left for patients to pass naturally ■ 1 week recovery time
Problem
■ Urologists ■ Patients
Population
■ Extract multiple stones at once ■ Surgically remove stones < 5mm ■ Decrease recovery time
Outcome
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Handle
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Ureter Bladder Kidney
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Kidney Ureter Bladder
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Kidney Ureter Bladder
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Validation Test Result
Entrapping 5-10mm stones via the basket
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Maneuvering around multiple stones within the ureter
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Inflating balloon to extract multiple stones at once
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Ergonomic survey of handle on scale of 1-5 PureRemoval = 4.6/5 Current Devices = 2.6/5
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Company Stone Size Variety Recovery Time PureRemoval Cook Medical/ Boston Scientific
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Handle
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Angioplasty Gallstone Removal
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■ Conduit for ureteroscope ■ Remains in body during procedure
Ureteral Access Sheath
Entry point Introducer
Ureteroscope
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