US 12,404,955 B2
Radial seal with minimal dead space
Michael Knierim, Melsungen-Schwarzenberg (DE)
Assigned to B. Braun Avitum AG, Melsungen (DE)
Filed by B. Braun Avitum AG, Melsungen (DE)
Filed on Sep. 27, 2023, as Appl. No. 18/475,689.
Claims priority of application No. 10 2022 125 309.0 (DE), filed on Sep. 30, 2022.
Prior Publication US 2024/0110649 A1, Apr. 4, 2024
Int. Cl. F16L 19/02 (2006.01)
CPC F16L 19/0212 (2013.01) 15 Claims
OG exemplary drawing
 
1. A medical connector link for establishing a fluid connection between two fluid lines, the medical connector link comprising:
a first link element having a front face;
a second link element having a stop surface; and
a seal element,
the medical connector link comprising a circumferential groove on an outer side of the first link element or on an inner side of the second link element,
the first link element being arranged or arrangeable in the second link element in an assembled state with the front face of the first link element facing the stop surface of the second link element, such that a fluid passage of the first link element and a fluid passage of the second link element form a common fluid passage extending along an axial direction,
the first link element and the second link element forming a radial gap between the first link element and the second link element,
the seal element being arranged within the circumferential groove,
the seal element sealing the radial gap between the second link element and the first link element, and
the first link element and/or the second link element having at least one recess that fluidically connects the common fluid passage with the circumferential groove when the first link element and the second link element are in the assembled state, wherein the at least one recess comprises:
a first portion that extends, starting from the common fluid passage and extending outward from a center of the common fluid passage, in a direction perpendicular to the axial direction, and
a second portion that extends parallel to the axial direction from the front face of the first link element to the circumferential groove.