{"product_id":"openprintsense-3d-printed-ble-flex-sensor-glove","title":"OpenPrintSense - 3D Printed BLE Flex Sensor Glove","description":"\u003ch3\u003eOpenPrintSense - 3D Printed BLE Flex Sensor Glove\u003c\/h3\u003e\u003cp\u003eOpenPrintSense is an open-source project that combines 3D printing, hardware, and software to create a wearable finger tracking system. The key innovation is a \u003cstrong\u003efully 3D-printed flex sensor\u003c\/strong\u003e that uses conductive TPU filament - as the sensor bends, its electrical resistance changes, allowing precise measurement of finger flexion. Data is transmitted wirelessly via BLE to an Android smartphone.\u003c\/p\u003e\u003cp\u003e \u003c\/p\u003e\u003cfigure class=\"media\"\u003e\u003coembed url=\"https:\/\/youtu.be\/8rA-FPkipQI\"\u003e\u003c\/oembed\u003e\u003c\/figure\u003e\u003ch4\u003eHow It Works:\u003c\/h4\u003e\u003cp\u003eThe 3D-printed sensor combines flexible TPU with conductive filament. When you bend your finger:\u003c\/p\u003e\u003col\u003e\n\u003cli\u003eThe conductive filament stretches\u003c\/li\u003e\n\u003cli\u003eThis increases the electrical resistance\u003c\/li\u003e\n\u003cli\u003eThe microcontroller reads the resistance change via analog input\u003c\/li\u003e\n\u003cli\u003eThe bend angle is calculated and sent to the app\u003c\/li\u003e\n\u003c\/ol\u003e\u003ch4\u003eUse Cases:\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e🎮 Gesture-based game controllers\u003c\/li\u003e\n\u003cli\u003e🤖 Robot hand control\u003c\/li\u003e\n\u003cli\u003e🏥 Rehabilitation therapy tracking\u003c\/li\u003e\n\u003cli\u003e🎵 Musical instrument interfaces\u003c\/li\u003e\n\u003cli\u003e📊 Motion capture for research\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e \u003c\/p\u003e\u003cp\u003eElectronics:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMicrocontroller:\u003c\/strong\u003e Seeed XIAO nRF52840 Sense\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower:\u003c\/strong\u003e USB-C or 3.7V LiPo battery\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWires:\u003c\/strong\u003e For connecting sensor to microcontroller\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003e3D Printing Materials:\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlexible Base:\u003c\/strong\u003e Bambu Lab TPU 90A - Flexible structure\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConductive Element:\u003c\/strong\u003e Recreus FilaFlex Conductive - Variable resistance sensing\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e \u003c\/p\u003e\u003cp\u003eRead the GitHub for more information on assembly and functionality:\u003c\/p\u003e\u003cp\u003e\u003ca target=\"_blank\" rel=\"noopener noreferrer ugc\" href=\"https:\/\/github.com\/PaBu04\/OpenPrintSense\"\u003ehttps:\/\/github.com\/PaBu04\/OpenPrintSense\u003c\/a\u003e\u003c\/p\u003e\u003cp\u003eDesign by How To Homemade on MakerWorld (license: BY-SA).\u003c\/p\u003e","brand":"Mymadmanlab","offers":[{"title":"Default Title","offer_id":67372699418928,"sku":null,"price":4.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0987\/0809\/5280\/files\/0_c27f85ef-83f5-47bc-ba74-44e84a053f2d.png?v=1784131644","url":"https:\/\/mymadmanlab.com\/products\/openprintsense-3d-printed-ble-flex-sensor-glove","provider":"Mymadmanlab.com","version":"1.0","type":"link"}