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{|border="2" cellspacing=Boston Scientific"0" cellpadding="4" width="100%" |bgcolor ="#538ED5"|<font size ==Products===* They have "4">'''8 ureteral stents''' in their portfolio* Boston's ureteral stent portfolio have some common features such as:</font>|bgcolor = "#Stent 538ED5"|<font size = "4">'''material''' consisting of </font>|bgcolor = "#538ED5"|<font size = "4">'''PercuflexBoston Scientific'''- a Biocompatible Polymer Material</font>|bgcolor = "#The 538ED5"|<font size = "4">'''coatingC R BARD''' on the stent may be a '''Hydroplus''' coating</font>|-|align = "center" bgcolor = "#Most of the stents are designed to have an 538ED5" rowspan = "4"|'''indwelling timeProducts''' of |'''365 daysPortfolio'''#Pigtailed shaped ureteral stent|8 Products|6 Products===Regulatory data===|-* Ureteral stents are class II medical devices and hence require a 510(k) approval to launch the product in the market. The |'''timeMaterial''' taken for Boston to get their stent |Percuflex - Biocompatible Polymer|Silicone|-|'''approvedCoating''' ranged |Hydroplus|Licensed from pHreecoat|-|'''21 days to 9 monthsShape'''|Pigtailed and More|Figure 4 and more|-|align ="center" bgcolor ==Clinical trials===*The clinical trials of new medical devices of Class II and Class III can be conducted only after clinical trial approval by the relevant authority in accordance with the rules of the drug regulatory authority under State Council. "#538ED5"|'''CurrentlyClinical <br>Trials''' Boston scientific is conducting clinical |'''trials''' for Current Trials'''|Truimph Ureteral stent''' which is a ureteral '''stent''' loaded - Loaded with '''Triclosan''' (used as an antimicrobial agent).The trials are currently <br>Currently in '''Phase II''' in '''canada'''(NCT00250406Canada). |None*Other trials are related to comparison of various ureteral stent of different companies in terms of patient comfort and materials used in the stent.*The result of trials is that there is '''not much differenc'''e among the ureteral stents of different companies in terms of '''patient comfort''' and '''materials''' used in the stent|-|align ="center" bgcolor ="#538ED5" rowspan =Patents===*The "3"|'''mapped patents''' gives an insight in to patents which were '''successfully commercializedPatents''' *The |'''unmapped patentsCoating''' gives us a glimpse of '''future moves''' in terms of product development strategy.It may also '''signify''' those patents which '''failed to productize'''.*The unmapped patents are analysed based on the following parameters'''1.Coating on stents:''' Boston scientific has patents on |Therapeutic/ medicinal Medicinal coatings on stents which releases into the vascular region. <br>Magnetic nanoparticles which helps in imaging the ureteral stent using nano particles for MRI. Imaging <br>Lubricious coatings which help in helping easy insertion of the stent|Therapeutic coatings|-|'''2.Structure of stent:''' Boston scientific has patents on various structures of stent . For eg: |Multiple channels(Depressions) along the length of stent filled with therapeutic agent,<br>Multiple collapsible segments on the distal side of stent which is collapsible to prevent preventing fluid from passing from the bladder to the kidney, Stent with a renal <br>Renal coil with wick portion to prevent reflux of urine,<br>Stent with beads on its surface which is of figure 8 shape having therapeutic agents, <br>Stent with reservoir indicating its release <br>with change in color of urine,<br>Expandable and collapsible stent<br>Stents with degradable barbs,|Expandable and collapsible stent to reduce patient stents for reducing discomfort|-|'''3.Materials used for stent:Material'''Boston scientific has patents on various materials used for stent. For eg.|Elastically deformable stents(polysaccharide-based hydrogels), <br>Biodegradable polymer based stents, <br>Porous polymer for long term implantation( poly(styrene) blocks and polyisobutylene blocks),<br>Stent with variable hardness (ethylene vinyl acetate and hydroxypropylcellulose)|Biodegradable polymers<br>Shape memory alloys<br>General polymer based==C.R.Bard==|-|align ="center" bgcolor ="#538ED5" colspan =Products"2" rowspan ===* They have "6"|'''6 productsInferences''' |Relatively late entrant with patents filed post mid 90s|Early mover with patents filed in their ureteral stent portfoliomid 80s* C.R Bard ureteral stent portfolio have some common features such as:|-#Most of the stent has '''Silicone''' as their '''main material'''|colspan = "2"|Increased patent activity since 2000#They have stent with '''various''' '''designs''' and shapes eg Figure 4 ureteral stent|Patent activity never gained traction#Some |-|colspan = "2"|Large number of the stent have '''coatings''' which is '''liscensed''' from third party eg.patents yet to be "'''pHreecoat'''productized"|Few patents yet to be "productized"|-|colspan ===Regulatory data==="2"|Some products undergoing clinical trailsThe time taken for C.R. Bard to get their '''stent approved''' ranged from '''21 days to 9 months'''|No products undergoing clinical trails|-|colspan ===Clinical trials===There are '''no trials currently''' conducted by C.R.Bard. The other trials are related to comparison "2"|Diverse range of various ureteral stent of different companies products with variation in terms of patient comfort material <br>and materials used in the stent. The result of trials is that there is not much difference in all the ureteral stent of different companies in terms of patient comfort and materials used in the stentstructure|Small product portfolio|-|colspan ===Patents===C R Bard is '''not very active''' in filing patents with very '''few''' patents '''filed after 2000'''. *The unmapped patents are analysed based on the following parameters '''1.Coating on stent:'''They have a couple of patents related "2"|Seem to therapeutic coatigs on stent surfacebe strengthening they market position '''2.Structure of stent:'''C R. Bard patents are related |Seem to expandable be moving focus away from Ureteral stents for reducing patent discomfortmarket|-'''3.Material used on stent:''' Recent patents focuses on Biodegrable polymers, Shape memory alloys or general polymer based stent|}