{"number":"US12702809B2","kindCode":"B2","documentType":"grant","title":{"original":"Tuohy valve tightening port for percutaneous circulatory support device repositioning and axial locking","english":"Tuohy valve tightening port for percutaneous circulatory support device repositioning and axial locking"},"abstract":{"original":"A tightening port for use with a hub of an introducer sheath includes a cartridge for reversible engagement with a proximal end of the hub, the cartridge having a proximal end and a distal end and a lumen extending therebetween, a seal positioned within the lumen of the cartridge, a lock nut having an inner portion positioned within the lumen of the cartridge and an outer portion configured for engagement with the proximal end of the cartridge, such that the inner portion of the lock nut is configured to push the seal to reduce a size of an opening of the seal.","english":"A tightening port for use with a hub of an introducer sheath includes a cartridge for reversible engagement with a proximal end of the hub, the cartridge having a proximal end and a distal end and a lumen extending therebetween, a seal positioned within the lumen of the cartridge, a lock nut having an inner portion positioned within the lumen of the cartridge and an outer portion configured for engagement with the proximal end of the cartridge, such that the inner portion of the lock nut is configured to push the seal to reduce a size of an opening of the seal."},"applicants":["Boston Scientific Scimed Inc.","Boston Scientific Medical Device Limited"],"inventors":["Neeraj Kumar Sharma","Sumit Agrawal","Rupesh Kumar Pahwa","Qian Liu"],"filingDate":"2023-03-02","publicationDate":"2026-08-11","grantDate":"2026-08-11","verifiedWithOffice":true,"pdfUrl":"https://downloadpatent.com/pdf/US12702809B2.pdf","pages":{"en":"https://downloadpatent.com/patent/US12702809B2","zh-Hant":"https://downloadpatent.com/zh-Hant/patent/US12702809B2","ja":"https://downloadpatent.com/ja/patent/US12702809B2"}}