TH45426B - Valve fitting for medical tubing lines - Google Patents

Abstract

DC60 Valve connector for an intravenous medical tubing line that includes an external (1) tube-shaped body section with inlet (4) and outlet (24), inner hollow spur (2) and parts. Center-tight sealing (3) that includes a header (35) with a predefined cavity (38) and a flexible hollow piece (36) formed with a fluid intake protection element (47, 48). ) In contact with hollow spur parts (2) and with a flexible pressure path that maintains the elastic head (35) in a closed state. The flexible pressure path consists of a base section (37) fixed to The flexible hollow part (36) of the hermetically sealed part (3) passes through the annular wall along the General transverse (45), which is bent within a ring-shaped chamber (50) determined between the base part (37) and the conical part (29) of the hollow spur (2) in During movement At the axis of the flexible header (35) from the closed state to the open state. Valve connection for an intravenous medical tubing that includes an external tubular body (1) with inlet (4) and outlet (24), inner hollow spur (2) and sealing parts. The central tight (3) includes a header (35) with a predefined cavity (38) and a flexible hollow piece (36) formed with a fluid intake protection element (47,48). In contact with the hollow spur parts (2) and by the elastic pressure method which maintains the elastic head (35) in the closed state, the elastic pressure path consists of a base section (37) stretched to the piece. The flexible hollow section (36) of the hermetically sealed part (3) passes through the annular wall along the Common transverse (45), which is bent inside a ring-shaped chamber (50) determined between the base part (37) and the conical part (29) of the hollow month part (2) in During movement At the axis of the flexible header (35) from the closed state to the open state.

Claims (9)

Disclaimer (ALL), which will not appear on the advertisement page: 1. Valve fitting for the intravenous infusion medical hose method (S) consists of a tube-shaped body section with a slit. The cavity (19), the inlet (4), arranged for fixing the feeder (S) and the outlet (24), the hollow spur (2) that is arranged axially within the cavity of the tubular body section. (1) and has the closed end (32) facing the inlet end (4) of the tubular body part (1) and is positioned at an axial distance from there. (2) shall be in contact with the said exit (24) and have at least one or more side holes (31) arranged at a distance from such closed end (32) for contact welding. With the cavity (19) of the tubular body section (1) and the hermetically sealed part (3) that includes a flexible header (35) with a predefined cavity (38) and is normally placed in state Close within the said end (4) of the tubular body section (1) where the predefined channel (38) is closed, the flexible header (35) can be axially moved towards the closed end (32). Of hollow pivot parts (2) by the effect of inserting the feeder (S) within the said end (4) for Such a closed end (32) will be in a flexibly deformed state in the opening of the specified cavity. Such a advance (38) a flexible hollow part (36) that is attached to the head (35) that is arranged between the body parts. Such pipes (1) and such hollow spur parts (2) and with a tightly sealed path (47,48) in contact. With the hollow dowel parts (2) to separate at least one such side hole (31) from the cavity of the The tubular body (1), when the head (35) is placed in a closed position that does not cause such deformation. A flexible hollow piece (36) that includes a flexible pressure path (36,45) that is likely to maintain the said header (35) in such closed conditions. Such a coupling is characterized by that the flexible pressure path It consists of the base (37) of the hermetically sealed part (3) with a common cylindrical axial wall arranged at a radial distance from the hollow dowel (2) to designate the chamber. Ring shape (50) to that, such a base part (37) is attached to the hollow part 2. The valve connector according to claim 1, characterized by that common cross wall (45). 3. The valve fitting according to claim 1 has the characteristic that the seal path is as Said of the elastic hollow part (36) of the hermetically sealed part (3) consists of protrusions The first (47) inner ring shape and the second (48) inner annular overhang were positioned periodically. Axial distance from each other And was placed on the opposite side relative to at least the side holes One such hole (31) of such hollow spur (2) in the above closed state of the part. (35) 4. Valve fitting according to claim 3 has the characteristic that the ring overhang. One such (47) is retained in a fluid-inlet contact with the circular overhang. A conical inner ring (32a) formed near the closed end (32) of the hollow spur (2) in the aforementioned closed state of the flexible header (35) 5. . Connect the valve according to claim 3, with the characteristic that the ring overhang The second interior (48) is arranged in a protective contact with a part of the fluid. Inside the conical surface (29) of the hollow spur (2), which confines the aforementioned ring chamber (50) on the inside and is deflected to the said exit (24) of the joint 6. A valve fitting according to claim 1 with the characteristic that the aforementioned ring chamber (50) is connected to the outside of the fitting 7. The base part (37) of the elastic pressure path of the hermetically sealed component (3) is axially blocked between The tubular body (1) and the base (20) of the hollow dowel parts (2) 8. Valve fitting according to claim 1, with relatively insertion-free characteristics. Inserts within the said inlet (4) of the pipe-shaped body part (1) in the said cover 9. Valve fitting according to Clause 8 with the characteristic that the inlet end (4) of the section The tubular body (1) has an internal wall (7) formed by an axial channel (8) 1 0. The valve fitting according to claim 1 has the characteristic that the stretch hollow part is The elastic (36) of the hermetically sealed part (3) has an outer wall with an axial part with a cylindrical face (40, 41, 44) that is connected to each other by a part that has an axial shape. Conical and that the tubular body part (1) has a matching internal surface In the area corresponding to the part Such elastic hollow (36) 1. 1. Valve fitting according to claim 1, with the characteristic that the ring-shaped wall follows The typical transverse (45) of the hermetically sealed part (3) is somewhat less than the thickness of the part. Such flexible hollow section (36) 1. 2. Valve fitting according to claim 1, with the characteristic that the base (37) of the hermetically sealed part (3) is enclosed within the wide cylindrical section (6) of the tubular body section. Such (I) is stepped by a ring of axial protrusion (18) that is radially overhang. At the base (37) 1 3. Valve joints according to claim 12, which have the characteristics that the shape Such wide cylinders (6) of the tubular body section (1) are formed with a ring of axial protrusions (17) that extends the front to such common transverse annular wall (45). Of the hermetically sealed parts (3) 1 4. The valve fitting according to claim 1, having the characteristic that such a closed end (32) of the aforementioned hollow spur (2) is shaped to make such flexible head ( 35) of such a hermetically sealed part (3) is in such open state without interference. Such predefined channel (38) 1. 5. The valve fitting according to claim 14, having the characteristic that the closed end (32) of such hollow spur (2) has an axial overhang (33) that is provided at intervals. far Angular from each other and defines the flow channel (34) facing the said inlet (4) of the tubular body section (I) 1. 6. The valve fitting according to claim 1, with the characteristic that the exit end (24), consists of a male luer lock connection element (22,23) formed into a single unit. Together with the aforementioned hollow dowel parts (2) 1 7. Valve fitting according to one of the above claims. With a unique feature that The tubular body (1) is formed with the lateral tubular Y-joint (55) 1. 8. The valve fitting according to claim 17, having the characteristic that the lateral Y-shaped joint (55) is connected to the said exit (24) of the fitting through a annular channel. (56) in connection with the inside of the end side of the hollow dowel part (2) of at least one such side hole (31) 1. 9. Valve fitting according to claim 18, having the characteristic that the ring-shaped chamber is It is formed by a circumferential groove (56) of a large extension (20) of the hollow dowel part (2) that is closed outside by the aforementioned tubular body part (1) and is connected. With destination As above of the joint (24) through at least one radial channel of the above extension (20).