{"id":131,"date":"2020-02-05T08:06:00","date_gmt":"2020-02-05T08:06:00","guid":{"rendered":"https:\/\/sagaciousresearch.com\/blog\/?p=131"},"modified":"2023-04-05T10:28:02","modified_gmt":"2023-04-05T10:28:02","slug":"patent-landscape-study-artificial-retina","status":"publish","type":"post","link":"https:\/\/sagaciousresearch.com\/blog\/patent-landscape-study-artificial-retina","title":{"rendered":"Patent Landscape Study on Artificial Retina"},"content":{"rendered":"\n<p>Patent Landscape Study on Artificial Retina: In 1929, Otfrid Foerster, a German neurologist discovered that electrical stimulation of visual pathways can be perceived as light or phosphenes. We have come a long way from that discovery. Now, we have <strong>retinal prosthesis<\/strong> available in the market that stimulates the retinal layer of eye to produce vision in blinds. Such device includes <strong>Argus<sup>\u00ae<\/sup>&nbsp;II,<\/strong> which received <strong>CE (Conformit\u00e9 Europ\u00e9enne)<\/strong> marking in 2011 and <a href=\"https:\/\/www.fda.gov\/home\" target=\"_blank\" rel=\"noreferrer noopener nofollow\"><strong>FDA<\/strong> <\/a>approval in 2013; and <strong>Alpha-IMS<\/strong>, a photovoltaic-based retinal prosthesis which obtained its CE marking in July 2013.<\/p>\n\n\n\n<p>Artificial Retina can be used to vision to the subject suffering from retinal diseases like Age-Related Macular Degeneration (AMD)&nbsp;and Retinitis Pigmentosa (RP), which causes blindness by degeneration of photoreceptor cells in the outer layer of the retina. Artificial Retinas are based on the principle that electrical stimulation of the retinal layer yields visual sensation. Electrical stimulation is achieved either by an array of micro-electrodes or micro-photodiodes. Retinal implants are categorized into three categories based on the region of their placements. These regions are:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Epi-retinal (on the retina)<\/li>\n\n\n\n<li>Sub-retinal (behind the retina)<\/li>\n\n\n\n<li>Suprachoroidal (between the sclera&nbsp;and&nbsp;the choroid)<\/li>\n<\/ul>\n\n\n\n<p>The artificial retina market is expected to grow <strong>US$102.9 million<\/strong>&nbsp;by&nbsp;2023 at a CAGR of 2.1%. Key factors driving the <strong><a href=\"https:\/\/sagaciousresearch.com\/it-for-ip\">growth of this technology<\/a><\/strong> include increasing cases of vision impairments, growing health expenditures and in partial success of cochlear implants. &nbsp;Hence proving that humans can regain significant sensory function with limited input. As per World Health Organisation, age-related macular degeneration is the third ranked cause of impaired vision. Approximately 5% of blindness globally is due to AMD. It is estimated that globally 196 million people will have AMD in 2020, increasing to 288 million in 2040. RP was prevalent among 1.5 million worldwide in 2014.<\/p>\n\n\n\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_81 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Table of Contents<\/p>\n<label for=\"ez-toc-cssicon-toggle-item-69ef2134e85b8\" class=\"ez-toc-cssicon-toggle-label\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/label><input type=\"checkbox\"  id=\"ez-toc-cssicon-toggle-item-69ef2134e85b8\"  aria-label=\"Toggle\" \/><nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/sagaciousresearch.com\/blog\/patent-landscape-study-artificial-retina\/#Patent_Landscape_Study_on_Artificial_Retina\" >Patent Landscape Study on Artificial Retina<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/sagaciousresearch.com\/blog\/patent-landscape-study-artificial-retina\/#Key_Patents_With_Forward_Citations\" >Key Patents With Forward Citations<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/sagaciousresearch.com\/blog\/patent-landscape-study-artificial-retina\/#Recent_Trends_in_Artificial_Retina\" >Recent Trends in Artificial Retina<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/sagaciousresearch.com\/blog\/patent-landscape-study-artificial-retina\/#Challenges\" >Challenges<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/sagaciousresearch.com\/blog\/patent-landscape-study-artificial-retina\/#Future_Prospects_of_Artificial_Retina\" >Future Prospects of Artificial Retina<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/sagaciousresearch.com\/blog\/patent-landscape-study-artificial-retina\/#Having_Queries_Contact_Us_Now\" >Having Queries? Contact Us Now!<\/a><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Patent_Landscape_Study_on_Artificial_Retina\"><\/span>Patent Landscape Study on Artificial Retina<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Patent filing in this domain is increasing at an average growth rate of 14.1% per year, with more than 1\/3<sup>rd<\/sup> of the total patents being filed after 2010. United States is the leading research country in this domain, followed by China, Japan and Germany; with China being a new entrant in this technology as it started patent filing in the last decade only. Key players working in this artificial retina domain include:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Second Sight<\/li>\n\n\n\n<li>Nidek<\/li>\n\n\n\n<li>Nano Retina<\/li>\n\n\n\n<li>Retina Implant<\/li>\n\n\n\n<li>Pixium Vision<\/li>\n\n\n\n<li>Bionics Institute Australia<\/li>\n\n\n\n<li>Newsouth Innovations<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Key_Patents_With_Forward_Citations\"><\/span>Key Patents With Forward Citations<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Patents mentioned below possess forward citations at whooping number of 300 or more that shows their significance impact on this particular field!<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img fetchpriority=\"high\" decoding=\"async\" width=\"500\" height=\"556\" src=\"https:\/\/sagaciousresearch.com\/blog\/wp-content\/uploads\/2020\/07\/Patent.png\" alt=\"Artificial Retina\" class=\"wp-image-3657\" srcset=\"https:\/\/sagaciousresearch.com\/blog\/wp-content\/uploads\/2020\/07\/Patent.png 500w, https:\/\/sagaciousresearch.com\/blog\/wp-content\/uploads\/2020\/07\/Patent-270x300.png 270w\" sizes=\"(max-width: 500px) 100vw, 500px\" \/><\/figure>\n<\/div>\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img decoding=\"async\" width=\"557\" height=\"555\" src=\"https:\/\/sagaciousresearch.com\/blog\/wp-content\/uploads\/2020\/07\/Patents.png\" alt=\"Artificial Retina\" class=\"wp-image-3659\" srcset=\"https:\/\/sagaciousresearch.com\/blog\/wp-content\/uploads\/2020\/07\/Patents.png 557w, https:\/\/sagaciousresearch.com\/blog\/wp-content\/uploads\/2020\/07\/Patents-300x300.png 300w, https:\/\/sagaciousresearch.com\/blog\/wp-content\/uploads\/2020\/07\/Patents-150x150.png 150w, https:\/\/sagaciousresearch.com\/blog\/wp-content\/uploads\/2020\/07\/Patents-160x160.png 160w, https:\/\/sagaciousresearch.com\/blog\/wp-content\/uploads\/2020\/07\/Patents-320x320.png 320w, https:\/\/sagaciousresearch.com\/blog\/wp-content\/uploads\/2020\/07\/Patents-100x100.png 100w\" sizes=\"(max-width: 557px) 100vw, 557px\" \/><\/figure>\n<\/div>\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Recent_Trends_in_Artificial_Retina\"><\/span>Recent Trends in Artificial Retina<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Initial patent filing in the domain focused mainly on creating various configuration of retinal prosthesis and placement of these systems in various regions of the eye for proper stimulation of neural nerves. Patents disclosing about a retinal prosthesis which allow for nutrient flow through them were also filed before the year 2000.<\/p>\n\n\n\n<p><strong>Also Read: <\/strong><strong>Patent Analytics Through Reverse Image Search Engines<\/strong><\/p>\n\n\n\n<p>After definite structures of the prosthesis were developed, focus of researchers shifted towards improving electrode arrangement to reduce or prevent damage to the retina layer. Decreasing power consumption and heat generation were also focused upon as with improvement in microelectronics systems, the chances of damage to retina also increased. Researchers also focused on video conversion systems for proper utilization of the limited number of electrodes present on the prosthetics. Major focused technical challenge during 2001-2010 includes:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Improving electrode structure for proper implantation in retina<\/li>\n\n\n\n<li>Using neural growth on the electrode for improved functionality<\/li>\n\n\n\n<li>Implanting the device in such a manner to reduce damage to the retina<\/li>\n\n\n\n<li>Elimination of external systems and creating a self-sufficient prosthesis<\/li>\n\n\n\n<li>Improving manufacturing method for producing flexible prosthesis<\/li>\n\n\n\n<li>Reducing power consumption and heat generation<\/li>\n\n\n\n<li>Converting of high-resolution image to low resolution as per the electrode array<\/li>\n\n\n\n<li>Improved configuration mounting<\/li>\n\n\n\n<li>Improving power consumption of the artificial retina<\/li>\n\n\n\n<li>Efficient multiplexing of plurality of electrodes in a nerve stimulator<\/li>\n\n\n\n<li>Reducing the electrode size<\/li>\n\n\n\n<li>Improved packaging of the retinal prosthesis<\/li>\n<\/ul>\n\n\n\n<p>After 2010, researchers seem focused upon increasing number of electrodes while keeping the size of the implant to minimum (i.e. electrode density). Focus is also upon using different kind of materials for achieving improved biocompatibility and flexible structure of the implant. Devices used in clamping of the implant to the retina layer have also been improved.<\/p>\n\n\n\n<p><strong>Also Read: <a href=\"https:\/\/sagaciousresearch.com\/blog\/biosimilars-market-research-study\/\">Biosimilars &#8211; A Market Research Study<\/a><\/strong><\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Challenges\"><\/span>Challenges<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>The primary obstacles to the growth of this technology are:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Low visual resolution (simulation results indicates that 600-1000 electrodes are needed to enable various tasks including face recognition, whereas Argus<sup>\u00ae<\/sup>II currently uses 60 electrodes thus the available spatial resolution needs to increase by at least a factor of 10).<\/li>\n\n\n\n<li>Improving the biocompatibility of the device to ensure longevity; and<\/li>\n\n\n\n<li>Image processing needs to be done in real time so there is no delay in interpreting an object in view.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Future_Prospects_of_Artificial_Retina\"><\/span>Future Prospects of Artificial Retina<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Artificial Retina has come a long way in the past two decades, showing the technological capabilities of this technology and with constant advancements in biotechnologies, micro-electronics and biocompatible materials; this technology is sure to grow. With the growth of this technology various other fields have been identified for the application of this technology which includes:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><a href=\"https:\/\/www.artificialretina.energy.gov\/technologies.shtml#smart\" target=\"_blank\" rel=\"noreferrer noopener nofollow\">Smart Bio detection Systems<\/a>&#8211; Lawrence Livermore National Laboratory<\/li>\n\n\n\n<li><a href=\"https:\/\/www.artificialretina.energy.gov\/technologies.shtml#biomedical\" target=\"_blank\" rel=\"noreferrer noopener nofollow\">Electronic-Tissue Interface Devices<\/a>&#8211; Lawrence Livermore National Laboratory<\/li>\n\n\n\n<li><a href=\"https:\/\/www.artificialretina.energy.gov\/technologies.shtml#metabolic\" target=\"_blank\" rel=\"noreferrer noopener nofollow\">Metabolic Prosthesis for Diabetics<\/a>&#8211; Oak Ridge National Laboratory and University of Southern California Doheny Eye Institute (USC DEI)<\/li>\n\n\n\n<li><a href=\"https:\/\/www.artificialretina.energy.gov\/technologies.shtml#microscale\" target=\"_blank\" rel=\"noreferrer noopener nofollow\">Microscale Enablers<\/a>&#8211; Sandia National Laboratories<\/li>\n\n\n\n<li><a href=\"https:\/\/www.artificialretina.energy.gov\/technologies.shtml#vision\" target=\"_blank\" rel=\"noreferrer noopener nofollow\">Vision Simulator Image Processing Software System<\/a>&#8211; California Institute of Technology<\/li>\n\n\n\n<li><a href=\"https:\/\/www.artificialretina.energy.gov\/technologies.shtml#microelectronics\" target=\"_blank\" rel=\"noreferrer noopener nofollow\">Biocompatible Microelectronics<\/a>&#8211; Lawrence Livermore National Laboratory<\/li>\n\n\n\n<li>Microchip Development&nbsp;&#8211; University of California at Santa Cruz<\/li>\n<\/ul>\n\n\n\n<p>It will be worth witnessing the advancements in the artificial retina technology and spin-offs technology developed from its advancements.<\/p>\n\n\n\n<p>-Yogesh Soam (Engineering) and The Editorial Team<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Having_Queries_Contact_Us_Now\"><\/span>Having Queries? 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We have come a long way from&#46;&#46;&#46;<\/p>\n","protected":false},"author":6,"featured_media":194,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[],"tags":[],"coauthors":[1025],"class_list":["post-131","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-articles"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.0 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Patent Landscape Study on Artificial Retina - Sagacious IP<\/title>\n<meta name=\"description\" content=\"Patent Landscape Study on Artificial Retina: In 1929, Otfrid Foerster, a German neurologist discovered that electrical stimulation\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" 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