(19)
(11) EP 4 823 468 A1

(12)

(43) Date of publication:
21.10.2026 Bulletin 2026/43

(21) Application number: 24904757.2

(22) Date of filing: 10.12.2024
(51) International Patent Classification (IPC): 
A61B 17/34(2006.01)
F16B 21/04(2006.01)
(52) Cooperative Patent Classification (CPC):
A61B 34/30; A61B 2034/301; A61M 39/22; A61M 39/06
(86) International application number:
PCT/US2024/059433
(87) International publication number:
WO 2025/128609 (19.06.2025 Gazette 2025/25)
(84) Designated Contracting States:
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC ME MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated Extension States:
BA
Designated Validation States:
GE KH MA MD TN

(30) Priority: 11.12.2023 US 202318535425

(71) Applicant: Endoquest Robotics, Inc.
Houston, TX 77054 (US)

(72) Inventors:
  • JOHNSON, Graham
    Seattle, Washington 98122 (US)
  • PARK, Yongman
    Houston, Texas 77025 (US)
  • CHO, Sungwoo
    Richmond, Texas 77407 (US)
  • KIM, Daniel
    Quincy, Massachusetts 02169 (US)
  • LEE, Raymond
    Houston, Texas 77030 (US)
  • SHIN, Dongsuk
    Houston, Texas 77098 (US)
  • GENOVA, Perry A.
    Chapel Hill, North Carolina 27516 (US)

(74) Representative: Hoefer & Partner Patentanwälte mbB 
Pilgersheimer Straße 20
81543 München
81543 München (DE)

   


(54) VALVE ASSEMBLY FOR SEALING AN INSTRUMENT CHANNEL ON A ROBOTIC SURGICAL SYSTEM