[{"data":1,"prerenderedAt":311},["ShallowReactive",2],{"project-10944617":3},{"id":4,"name":5,"line":6,"line_source":7,"title":8,"url":9,"domain":10,"maker":11,"posted_at":12,"year":13,"points":14,"comments":15,"rank_in_year":16,"shown_in_year":17,"top":18,"tier":19,"category":20,"subcategory":21,"format":20,"keywords":22,"reception":27,"sentiment":28,"stance_mix":29,"scored_comments":33,"aspects":34,"strip":44,"post_text":46,"what":47,"said":78,"maker_in_thread":150,"shape":162,"grid":167,"attempts":274,"same_week":275,"maker_shows":45,"maker_hidden":304,"reader_version":305,"card":306},"10944617","murgen","An open-source ultrasound imaging dev kit side project","title","Show HN: An open-source ultrasound imaging dev kit side project","http:\u002F\u002Fmurgen.echopen.org","murgen.echopen.org","kelu124",1453376935,2016,122,43,293,2264,13,"notable","hardware","open-source medical imaging dev kit",[23,24,25,26],"open source ultrasound","ultrasound dev kit","medical imaging hardware","ultrasound transducer pulser","debated",0.02,{"positive":30,"neutral":31,"mixed":32,"critical":30},7,4,0,18,{"privacy":35,"docs":37,"pricing":39,"idea":40,"design":42,"performance":43},{"positive":32,"critical":36},5,{"positive":38,"critical":38},1,{"positive":38,"critical":32},{"positive":41,"critical":38},2,{"positive":38,"critical":32},{"positive":32,"critical":32},[38,32,45,32,36,45,32,32,32,32,38,36,38,38,38,32,32,32,32,32,32,36,32,36,32,45,36,36,32,38,32,32,32,32,32,32,32,36,38,45],3,null,{"problem":46,"audience":48,"pricing":60,"motivation":46,"time_to_build":46,"stack":67,"openness":75,"stage":76,"team_size":77},{"value":49,"source":50,"evidence":51},"Developers and makers building ultrasound imaging, possibly developing countries","commenter",[52,56],{"id":53,"by":54,"text":55},"10944952","vasili111","That's great! It can help many developing countries.",{"id":57,"by":58,"text":59},"10944979","tuyguntn","Raspberry PI and Arduiono's changed a lot in embedded space, because of price and flexibility, how this board can change its space? How much does it cost to build complete…",{"value":61,"source":62,"evidence":63},"Around 200 USD in small volumes including transducer, per maker","maker",[64],{"id":65,"by":11,"text":66},"10945043","Depends on the volume of course, and of the quality of image that is expected. This board, plus transducer (necessary to get the image) in small volumes, should be around 200$.…",[68],{"value":69,"source":50,"evidence":70},"HV7360 pulser chip",[71],{"id":72,"by":73,"text":74},"10944974","deutronium","This looks very cool! I've just been looking at your github repository, you mention you use the HV7360 chip to generate the ultrasound pulse. I'm slightly confused by the…","open_source","prototype","unknown",{"praise":79,"objections":86,"requests":117,"questions":129,"alternatives":141},[80],{"value":81,"source":50,"evidence":82},"Cool, useful open hardware project",[83,84,85],{"id":72,"by":73,"text":74},{"id":53,"by":54,"text":55},{"id":57,"by":58,"text":59},[87,106],{"value":88,"source":50,"evidence":89},"Safety concerns about unregulated high-power ultrasound on living people",[90,94,98,102],{"id":91,"by":92,"text":93},"10946928","crispyambulance","Sorry, but imaging a living person with a \"hacker\" ultrasound scanner is asking for trouble. How can anyone be assured that this thing isn't transmitting too much energy into the…",{"id":95,"by":96,"text":97},"10948051","daveguy","This. Ultrasound is a great non-invasive medical imaging technique. The safety of medical imaging is well established: http:\u002F\u002Fwww.ncbi.nlm.nih.gov\u002Fpmc\u002Farticles\u002FPMC2390856\u002F ...…",{"id":99,"by":100,"text":101},"10946842","kej","I think his warning is appropriate, not so much because medical ultrasounds are dangerous, but because your homemade device probably doesn't have the same level of testing and…",{"id":103,"by":104,"text":105},"10944786","bencollier49","Yikes! This is brilliant innovation, but it should come with a pretty serious warning somewhere about the potential dangers of medical ultrasound. While the jury is still out…",{"value":107,"source":50,"evidence":108},"Lacks image examples and image quality info",[109,113],{"id":110,"by":111,"text":112},"10946156","imaginenore","You need more images. I don't see a single image of it in action.",{"id":114,"by":115,"text":116},"10947660","ausjke","The key question is, how good are the quality for images comparing to others? Did not find info related to that on the site yet.",[118,125],{"value":119,"source":50,"evidence":120},"Add safety disclaimer and warnings",[121,124],{"id":122,"by":104,"text":123},"10944804","It might be worth exercising the precautionary principle in this case. If someone builds your electronics and decides that you didn't warn them before they used it, you could…",{"id":103,"by":104,"text":105},{"value":126,"source":50,"evidence":127},"Show images of the device in action",[128],{"id":110,"by":111,"text":112},[130,137],{"value":131,"source":50,"evidence":132},"Total cost estimate and transducer count",[133],{"id":134,"by":135,"text":136},"10948976","semi-extrinsic","Really cool project! Do you have a total cost estimate somewhere? I toyed with a similar idea a couple of years back, but a friend who was actually working on developing…",{"value":138,"source":50,"evidence":139},"How the +\u002F-100V supply is generated",[140],{"id":72,"by":73,"text":74},[142,146],{"value":143,"source":62,"evidence":144},"Commercial portable ultrasound scanners (~5k USD)",[145],{"id":65,"by":11,"text":66},{"value":147,"source":50,"evidence":148},"Fetal Doppler devices",[149],{"id":134,"by":135,"text":136},{"comments":151,"answered":36,"key":152},9,[153,156,159],{"id":154,"text":155},"10944797","Hey Ben, glad to read from you! Let's not worry, this part is only the electronics heart of a probe.. and still, more part of a tech dev kit than of a medical device =) edit:…",{"id":157,"text":158},"10945655","The usual comment we hear on usage of this is that OSH equipment like a simple hammer would have to present a disclaimer such as \"Can be fatal if used wrongly -- bashing one's…",{"id":160,"text":161},"10944987","Hey there. Indeed, we supply HV to the pulser. Integrated is a recom dc\u002Fdc converter. Alternatively, for a DIY approach, you can as well work with something as in…",{"commenters":163,"max_depth":164,"maker_replies":151,"first_comment_mins":165,"lifespan_hours":166},25,6,28,31,[168,170,172,174,178,181,183,186,190,193,195,196,200,201,202,205,208,212,216,218,220,223,225,227,229,231,233,236,239,242,244,245,247,250,252,254,257,259,262,264,265,269,272],[103,32,38,169,104,32],"project\u002Fcritical\u002Fprivacy",[154,32,32,171,11,38],"maker\u002Fneutral\u002Fnone",[122,32,45,173,104,32],"project\u002Fneutral\u002Fdocs",[175,32,32,176,177,32],"10948904","commenter\u002Fneutral\u002Fnone","CamperBob2",[179,32,36,180,104,32],"10948366","maker\u002Fpositive\u002Fnone",[134,32,45,182,135,32],"project\u002Fneutral\u002Fpricing",[184,32,32,176,185,32],"10945415","maho",[187,32,32,188,189,32],"10945478","other\u002Fneutral\u002Fnone","pc86",[191,32,32,192,104,32],"10945548","commenter\u002Fcritical\u002Fprivacy",[157,32,32,194,11,38],"commenter\u002Fneutral\u002Fdocs",[99,32,38,169,100,32],[197,32,36,198,199,32],"10946913","project\u002Fpositive\u002Fidea","dharma1",[91,32,38,169,92,32],[95,32,38,169,96,32],[203,32,32,176,204,32],"10947012","DanBC",[206,32,38,169,207,32],"10947357","jabits",[209,32,32,210,211,32],"10948483","commenter\u002Fcritical\u002Fnone","CyberDildonics",[213,32,32,214,215,32],"10948543","other\u002Fneutral\u002Fidea","mrfusion",[217,32,32,188,135,32],"10948792",[219,32,32,188,215,32],"10949000",[221,32,32,210,222,32],"10949548","aaron695",[224,32,32,192,111,32],"10946147",[72,38,36,226,73,32],"project\u002Fpositive\u002Fdesign",[160,38,32,228,11,38],"maker\u002Fneutral\u002Fdesign",[230,38,36,180,73,32],"10945001",[232,41,32,171,11,38],"10944709",[234,41,45,173,235,32],"10944853","raphman_",[237,41,32,238,11,38],"10944899","maker\u002Fneutral\u002Fdocs",[240,41,36,241,235,32],"10945088","maker\u002Fpositive\u002Fdocs",[57,41,36,243,58,32],"project\u002Fpositive\u002Fpricing",[65,41,32,243,11,38],[110,41,38,246,111,32],"project\u002Fcritical\u002Fdocs",[248,45,32,188,249,32],"10951870","sangnoir",[251,45,32,188,11,38],"10952683",[253,45,32,188,249,32],"10953435",[255,31,32,188,256,32],"10946282","et2o",[258,31,32,188,11,38],"10946365",[260,31,32,188,261,32],"10949334","pbhjpbhj",[263,31,32,188,256,32],"10954894",[53,36,36,198,54,32],[266,36,38,267,268,32],"10945828","project\u002Fcritical\u002Fidea","sitkack",[270,36,32,271,11,38],"10946000","maker\u002Fpositive\u002Fidea",[114,164,45,273,115,32],"project\u002Fneutral\u002Fperformance",[],[276,281,285,290,295,299],{"id":277,"name":278,"points":279,"category":280},"10944795","Super Mail Forward",454,"creative",{"id":282,"name":283,"points":284,"category":280},"10950794","finda.photo",310,{"id":286,"name":287,"points":288,"category":289},"10955186","Wallabag",135,"productivity",{"id":291,"name":292,"points":293,"category":294},"10976365","RemoteTogether",115,"consumer_social",{"id":296,"name":297,"points":298,"category":294},"10972290","Visual Hacker News",113,{"id":300,"name":301,"points":302,"category":303},"10976794","Graphene",106,"dev_tools",false,"v2",{"id":307,"name":5,"line":6,"ai":304,"cat":20,"year":13,"points":14,"comments":15,"rec":27,"s":28,"top":18,"kw":308,"maker":11,"domain":10,"tier":19,"attempts":32,"strip":309,"url":9,"mix":310,"praise":81,"objection":88,"sub":21},10944617,[23,24,25,26],"1030530000151110000005050355010000000513",[30,31,32,30],1794036539836]