{"number":"US12697232B2","kindCode":"B2","documentType":"grant","title":{"original":"Biomedical finger assembly with ratcheting lock","english":"Biomedical finger assembly with ratcheting lock"},"abstract":{"original":"This disclosure provides systems, apparatuses, and devices for a prosthetic digit usable with persons with amputations at or proximal to the metacarpophalangeal joint. The device restores prehension in a person with missing fingers or thumb by providing opposition to forces in the extension direction via a spring-loaded pawl and locking rack ratchet mechanism, thereby allowing an individual to manipulate or stabilize objects. The digit may be spring-loaded in the extension direction by a torsion spring or other biasing member.…","english":"This disclosure provides systems, apparatuses, and devices for a prosthetic digit usable with persons with amputations at or proximal to the metacarpophalangeal joint. The device restores prehension in a person with missing fingers or thumb by providing opposition to forces in the extension direction via a spring-loaded pawl and locking rack ratchet mechanism, thereby allowing an individual to manipulate or stabilize objects. The digit may be spring-loaded in the extension direction by a torsion spring or other biasing member.…"},"applicants":["RCM Enterprise L.L.C."],"inventors":["Erich Theodore Griebling","Catherine Rocille Treadwell","Bradley Arthur Crittenden"],"filingDate":"2022-12-09","publicationDate":"2026-08-04","grantDate":"2026-08-04","verifiedWithOffice":true,"pdfUrl":"https://downloadpatent.com/pdf/US12697232B2.pdf","pages":{"en":"https://downloadpatent.com/patent/US12697232B2","zh-Hant":"https://downloadpatent.com/zh-Hant/patent/US12697232B2","ja":"https://downloadpatent.com/ja/patent/US12697232B2"}}