Disposable and system with a port

Abstract

The present disclosure relates to a disposable, which includes a fluid line and a connector having a connector lumen, for fluidically connecting the fluid line to a first lumen of a first fluid guide of a port, which further includes a second lumen. It further relates to a system with a disposable according to the present disclosure and with a port for establishing a fluid communication between at least one fluid line of a medical treatment apparatus, which fluid line is assigned to an interior of the medical treatment apparatus, and a connector of a fluid line of a disposable, which fluid line is assigned to an exterior of the medical treatment apparatus.

1 - 19 . (canceled) 
     
     
         20 . A disposable comprising:
 a fluid line and a connector with a connector lumen for fluidically connecting the fluid line with a first lumen of a first fluid guide of a port of a medical treatment apparatus, wherein the port further comprises a second lumen for receiving a section of the connector, wherein the connector comprises a touch-protection cover with a free connection opening, wherein inside the touch-protection cover the connector lumen is surrounded by a wall ends in an opening, wherein the free connection opening and the opening of the wall have a minimum distance of at least 5 mm from each other.   
     
     
         21 . The disposable according to  claim 20 , wherein the free connection opening and the opening of the wall have a minimum distance of at least or exactly 10 mm from each other. 
     
     
         22 . The disposable according to  claim 20 , wherein the connector comprises a rib structure on an outside thereof, and wherein the rib structure is arranged to be introduced in sections into the second lumen of the port when the connector is connected to the medical treatment apparatus. 
     
     
         23 . The disposable according to  claim 22 , wherein the rib structure extends up to the free connection opening or to the front end of the disposable or of the connector. 
     
     
         24 . The disposable according to  claim 22 , wherein the rib structure comprises adjacent ribs which delimit recesses that are arranged between them, wherein the part or portion of the cross-section of the rib structure which the recesses make up or receive in a cross-section of the connector by or across the rib structure is between 5% and 15% of the cross-section of the connector. 
     
     
         25 . The disposable according to  claim 24 , wherein the part or portion of the cross-section of the rib structure which the recesses make up or receive in a cross-section of the connector by or across the rib structure is between 10% and 12% of the cross-section of the connector. 
     
     
         26 . The disposable according to  claim 22 , wherein the rib structure comprises adjacent ribs which delimit recesses that are arranged between them, wherein the part or portion of the cross-section of the rib structure which the recesses make up or receive in a cross-section of the connector by or across the rib structure is more than 12% of the cross-section of the connector 
     
     
         27 . The disposable according to  claim 22 , wherein the rib structure comprises ribs having at least or precisely two lengths that differ from each other. 
     
     
         28 . The disposable according to  claim 22 , wherein some ribs of the rib structure extend to the connection opening or to the front end of the disposable or of the connector, however, others do not. 
     
     
         29 . The disposable according to  claim 22 , wherein the connector comprises a drip disc and a disc structure, wherein ribs of the rib structure are arranged between the drip disc and the disc structure. 
     
     
         30 . The disposable according to  claim 29 , wherein the drip disc and the disc structure extend at an angle between 75° and 105° to a flow-through lumen of a connector and/or are parallel to each other. 
     
     
         31 . The disposable according to  claim 22 , wherein the rib structure comprises at least 16 ribs distributed over the circumference of the touch-protection cover. 
     
     
         32 . The disposable according to  claim 31 , wherein the rib structure comprises at least 18 ribs distributed over the circumference of the touch-protection cover. 
     
     
         33 . The disposable according to  claim 31 , wherein the rib structure comprises at least or exactly 20 ribs distributed over the circumference of the touch-protection cover. 
     
     
         34 . A system comprising:
 a disposable comprising a fluid line and a connector with a connector lumen for fluidically connecting the fluid line with a first lumen of a first fluid guide of a port of a medical treatment apparatus, wherein the port further comprises a second lumen for receiving a section of the connector, wherein the connector comprises a touch-protection cover with a free connection opening, wherein inside the touch-protection cover, the connector lumen is surrounded by a wall ends in an opening, wherein the free connection opening and the opening of the wall have a minimum distance of at least 5 mm from each other; and   a port for establishing a fluid communication between at least one fluid line of the medical treatment apparatus, wherein the fluid line of the medical treatment apparatus is assigned to the interior of the medical treatment apparatus, and the connector of the fluid line of the disposable, wherein the fluid line of the disposable is assigned to an exterior of the medical treatment apparatus, wherein the port comprises at least:
 the first fluid guide with at least a first lumen and a first end-side opening, provided for receiving and/or guiding a medical fluid and/or for establishing the fluid communication with the connector; and 
 a second fluid guide having at least a second lumen and a second end-side opening, 
   wherein the first end-side opening of the first fluid guide is arranged, at least in sections, in the second lumen of the second fluid guide.   
     
     
         35 . The system according to  claim 34 , wherein the second end-side opening of the second fluid guide of the port has a cross-sectional area smaller than a cross-sectional area of the second lumen arranged farther towards the interior of the medical treatment apparatus than the second end-side opening. 
     
     
         36 . The system according to  claim 34 , wherein the first lumen of the port ends in a funnel-shaped or diverging shape in the first end-side opening. 
     
     
         37 . The system according to  claim 34 , wherein an edge delimiting the first end-side opening is spaced from the inner wall of the second lumen at a distance which is at no point less than 5 mm. 
     
     
         38 . The system according to  claim 37 , wherein the distance is at no point less than 6 mm. 
     
     
         39 . The system according to  claim 37 , wherein the distance is at no point less than 7 mm. 
     
     
         40 . The system according to  claim 37 , wherein the distance is at no point less than 8 mm. 
     
     
         41 . The system according to  claim 34 , wherein the length of the touch-protection cover is determined such that the front side or surface of the touch-protection cover surrounding the connection opening is guided through the inner wall of the second end-side opening or the adjacent second lumen of the port during insertion of the connector into the second lumen of the port in such a way that the front side or surface cannot come into contact with the first fluid guide. 
     
     
         42 . The system according to  claim 41 , wherein the length of the touch-protection cover is determined such that the front side or surface of the touch-protection cover surrounding the connection opening is guided through the inner wall of the second end-side opening or the adjacent second lumen of the port during insertion of the connector into the second lumen of the port in such a way that the front side or surface cannot come into contact with a front side limitation of the first end-side opening of the first fluid guide. 
     
     
         43 . The system according to  claim 34 , wherein a cross-sectional area of the second lumen of the port increases starting from a cross-section, in which the opening plane of the first end-side opening of the first lumen also lies, continuously and/or steadily in the axial direction up to a beginning of an opening of the port which radially widens the second lumen in at least one cross-section. 
     
     
         44 . The system according to  claim 34 , wherein a length of the touch-protection cover and/or the distance between the free connection opening and the opening of the connector lumen are set such that the front side or surface of the opening of the connector and/or the wall of the opening during the insertion of the connector into the second lumen of the port cannot come into contact with the first fluid guide, in particular not with its front-side delimitation of the first end-side opening. 
     
     
         45 . The system according to  claim 34 , further comprising the medical treatment apparatus, wherein the medical treatment apparatus comprises a housing with a fastening section for connecting the medical treatment apparatus to the port. 
     
     
         46 . The system according to  claim 34 , wherein the port or the fastening section comprises an edge, wherein the edge extends in a first section annularly with or below an inner radius, wherein a second section of the edge is not part of the annular shape having the inner radius and being formed by the first section. 
     
     
         47 . The system according to  claim 46 , wherein the edge is a raised edge. 
     
     
         48 . The system according to  claim 46 , wherein the medical treatment apparatus comprises a swivel lever, arranged for its pivoting about a swivel axis, wherein the swivel lever comprises:
 a stop to temporarily prevent an axial separation movement for separating the connector of the disposable from the fastening section by or after pivoting the swivel lever into a second pivot position of the swivel lever, wherein the stop is designed to limit rotation of the inserted connector about the longitudinal axis of its connector lumen.   
     
     
         49 . The system according to  claim 48 , wherein the stop is designed to limit rotation of the inserted connector in interaction with a plate or disc of the end-side opening of the disposable. 
     
     
         50 . The system according to  claim 48 , wherein the connector comprises a disc structure which comprises a round edge section with an outer radius which corresponds to a value between 90% and 99.9% of an inner radius of the first section of the edge. 
     
     
         51 . The system according to  claim 48 , wherein the connector comprises a disc structure which comprises a round edge section with an outer radius which is at most 1 mm smaller than the inner radius of the first section. 
     
     
         52 . The system according to  claim 51 , wherein the outer radius is at most 0.5 mm smaller than the inner radius of the first section. 
     
     
         53 . The system according to  claim 51 , wherein the outer radius is 0.1 mm smaller than the inner radius of the first section. 
     
     
         54 . The system according to  claim 48 , wherein the connector comprises a disc structure which comprises a round edge section with an outer radius, wherein the round edge section or the outer radius of the disc structure is distanced or spaced at most 1 mm away from the first section of the edge. 
     
     
         55 . The system according to  claim 54 , wherein the round edge section or the outer radius of the disc structure is distanced or spaced at most 0.5 mm away from the first section of the edge. 
     
     
         56 . The system according to  claim 54 , wherein the round edge section or the outer radius of the disc structure is distanced or spaced at most 0.1 mm away from the first section of the edge. 
     
     
         57 . The system according to  claim 54 , wherein the outer edge section or the outer radius of the disc structure is spaced or distanced at least 3 mm from the second section of the edge. 
     
     
         58 . The system according to  claim 54 , wherein the outer edge section or the outer radius of the disc structure is spaced or distanced 4 mm from the second section of the edge. 
     
     
         59 . The system according to  claim 54 , wherein the outer edge section or the outer radius of the disc structure is spaced or distanced 4.6 mm or more from the second section of the edge.