Patents Assigned to B. Braun Melsungen AG
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Patent number: 10471248Abstract: A medical fluid control device for a medical fluid line system includes a fluid flow housing with at least one connection port for connecting to a further functional component of the fluid line system and which has an injection port with an openable closure element, and also having an adjustment member which is mounted movably in the fluid flow housing and which has flow channel sections which, depending on an adjustment position of the adjustment member, can be moved toward the at least one connection port and/or the injection port for a fluid throughflow. Assigned to at least one flow channel section of the adjustment member and/or to the injection port is at least one mechanical flow acceleration mechanism which assists with inside flushing of the injection port during a fluid throughflow.Type: GrantFiled: March 9, 2016Date of Patent: November 12, 2019Assignee: B. Braun Melsungen AGInventors: Ralf Kunschak, Sebastian Bieri, Martin Schneider, Mayur Dudhane, Frank Eisen, Fritz Kobel
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Patent number: 10471247Abstract: A catheter coupling has a tubing and two jaws extending in the longitudinal direction of the tubing which form a channel having an orifice to accommodate an end section of a catheter when the jaws abut against each other. The jaws are interconnected at a respective jaw end via a jaw joint having a joint axis extending transversely to the tubing. The other jaw end includes a snap-in locking member and a counter snap-in locking member, respectively, interacting therewith to form a snap-in locking arrangement. In the engagement position, the tubing is deformed by at least one jaw deformation component to securely accommodate the catheter. The coupling has at least one inspection window that allows a stop in the tubing for the end section of the catheter to be visually inspected to prevent an end section of the catheter from being introduced into the tubing if it is too short.Type: GrantFiled: August 2, 2013Date of Patent: November 12, 2019Assignees: Raumedic AG, B. Braun Melsungen AGInventors: Thorsten Kellner, Frank Skaper, Thomas Jakob, Manuela Bezela, Iris Blum, Martin Sippel, Heinz Wiegel
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Patent number: 10463839Abstract: The present disclosure relates to a catheter device comprising a catheter hub in which a valve member is disposed, a needle fixed in a needle hub, the needle extending through the valve member in the catheter hub in a ready position, and a tubular receptacle in which the needle hub is displaceably guided and biased by a spring in a proximal direction relative to the receptacle, wherein the needle hub is releasably held in the ready position in the receptacle against the force of the spring by frictional force between needle circumference and catheter or catheter hub, which frictional force is reduced on retraction of the needle through the catheter hub such that the force of the spring prevails.Type: GrantFiled: December 8, 2017Date of Patent: November 5, 2019Assignee: B. Braun Melsungen AGInventor: Kevin Woehr
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Patent number: 10456495Abstract: A packaging device including a receiving compartment for medical products to be sterilized or having been sterilized, the receiving compartment being sealable in a sterile manner; a carrier for hanging and/or guiding and/or handling the packaging device, wherein the carrier extends into the interior of the receiving compartment and includes at least one accurately fitting mount for a section of a medical product to be sterilized or having been sterilized. Also, secondary packaging for accommodating a plurality of such packaging devices.Type: GrantFiled: June 5, 2017Date of Patent: October 29, 2019Assignee: B. Braun Melsungen AGInventors: Ralph Geiger, Peter Van Venrooy-Markefka
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Patent number: 10456572Abstract: A catheter assembly including a catheter hub being connectable to a device for the infusion or withdrawal of fluids; a hollow extension tube connected at its distal end to the catheter hub, the extension tube connectable at its proximal end to a device for infusing fluid into the chamber within the catheter hub; a valve assembly disposed within the chamber of the catheter hub having a first valve member and a second valve member preventing the flow of fluid through the chamber to or from the proximal end of the catheter hub. A needle guard assembly is also provided.Type: GrantFiled: August 18, 2014Date of Patent: October 29, 2019Assignee: B. Braun Melsungen AGInventor: Kevin Woehr
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Patent number: 10449331Abstract: Needle devices are described. The needle devices can have a catheter hub, a needle hub, and a valve system for controlling fluid flow through the catheter hub. The valve system can include a valve and a valve retainer. The valve can have flow holes for fluid flow therethrough or can have a valve piece for controlling flow through flow holes located externally of the valve. A needle guard is usable with the needle device to block a tip of the needle. A valve opener can also be used to open the valve.Type: GrantFiled: May 13, 2015Date of Patent: October 22, 2019Assignee: B. Braun Melsungen AGInventors: Wen Jenn Lim, Hui Kuun Teoh
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Patent number: 10420924Abstract: A connector device for a fluid system for medical purposes is disclosed that includes a main housing having a fluid flow chamber forming two channel portions leading in different directions towards two open attachments, wherein the attachments are provided for connection to a fluid line or a fluid reservoir, and with an attachment port which opens into the fluid flow chamber and which has a closure arrangement and which includes a Luer connecting portion. The fluid flow chamber has a dimensionally stable flow-guiding wall which is arranged between the two channel portions in the fluid flow chamber and protrudes freely with a front edge towards the attachment port in such a way that the closure arrangement, upon opening of the closure arrangement, interacts with the front edge of the flow-guiding wall in order to effect flow of fluid out of the attachment port into only one channel portion.Type: GrantFiled: September 28, 2015Date of Patent: September 24, 2019Assignee: B. Braun Melsungen AGInventors: Johannes Bolz, Jens Jörn, Andreas Katerkamp
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Patent number: 10376677Abstract: Needle assemblies are generally discussed herein with particular discussions extended to needle assemblies having a tip protector with a plurality of wall surfaces for preventing contact with the needle tip from a side. Aspects of the tip protectors discussed herein include a first protector body having an arm for blocking a needle tip surrounded by a second protector body having a plurality of wall surfaces.Type: GrantFiled: March 4, 2015Date of Patent: August 13, 2019Assignee: B. Braun Melsungen AGInventor: Kevin Woehr
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Patent number: 10350351Abstract: A medical pump, in particular an infusion pump for conveying a medium, includes a seating for a hose clamp which is separate from the pump and arranged on the hose. Two clamping portions of the hose clamp which can be moved relative to each other can be transferred into a closed relative position in which they pinch off the hose arranged therebetween in such a manner that it is not possible for any medium to flow through the interior of the hose. Moreover, the clamping portions can be moved with respect to each other into an opened relative position in which the hose arranged between the clamping portions is not pinched off, so that the medium is able to flow through the interior of the hose. The pump is distinguished in that a sensor is provided thereon, in particular in the seating for the hose clamp, which sensor detects at least when the hose clamp is received in the seating—whether their clamping portions are in the closed or opened relative position.Type: GrantFiled: October 5, 2016Date of Patent: July 16, 2019Assignee: B. Braun Melsungen AGInventors: Jürgen Steger, Rolf Heitmeier, Andreas Katerkamp, Christoph Erlen, Matthias Kramer
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Patent number: 10300192Abstract: A device is described for supplying and metering a fluid for medical purposes, at least comprising one pump for pumping the fluid and at least one element through which the fluid is conveyed. At least one recess is provided in the at least one element, which is tightly covered by a sensor component composed of a pressure sensitive material, wherein a material of the at least one element is harder than that of the sensor component. The device also has a force sensor with which pressure-induced changes of the sensor component in a region of the at least one recess can be measured.Type: GrantFiled: November 6, 2012Date of Patent: May 28, 2019Assignee: B. BRAUN MELSUNGEN AGInventor: Dietmar Eberhard
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Patent number: 10293143Abstract: Method, system and device involving a needle device with a needle safety element with improved stable structure. A frame can surround the needle safety element to provide added stiffening of the needle safety element. The frame can include stays extending laterally of the needle safety element. The needle safety element with the frame can be slidably located on a needle and in a catheter hub in a ready to use position and be removable from the catheter hub in a protective position.Type: GrantFiled: November 1, 2017Date of Patent: May 21, 2019Assignee: B. Braun Melsungen AGInventors: Kevin Woehr, Hermann Riesenberger, Meinrad Lugan
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Patent number: 10279108Abstract: The safety needle assembly comprises a housing including a proximal end and a distal end and defining an interior space. A barrel is rotatably received within the interior space of the housing. A needle hub is received within the proximal end of the housing. A needle, including a sharp distal tip, extends distally from the needle hub, through the barrel, and through the distal end of the housing. A safety shield defining a lumen is received within the interior space of the housing. The safety shield extends distally from the housing through the distal end of the housing. The needle extends through the lumen of the safety shield with the sharp distal tip exposed from the safety shield. A biasing member is received within the barrel and extends between the needle hub and the safety shield.Type: GrantFiled: February 6, 2015Date of Patent: May 7, 2019Assignee: B. Braun Melsungen AGInventors: Teng Sun Teoh, Mohd Zairizal bin Zakaria, Hwa Loon Chan
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Publication number: 20190076626Abstract: Method, system and device involving a needle device with a needle safety element with improved stable structure. A frame can surround the needle safety element to provide added stiffening of the needle safety element. The frame can include stays extending laterally of the needle safety element. The needle safety element with the frame can be slidably located on a needle and in a catheter hub in a ready to use position and be removable from the catheter hub in a protective position.Type: ApplicationFiled: November 9, 2018Publication date: March 14, 2019Applicant: B. Braun Melsungen AGInventors: Kevin Woehr, Hermann Riesenberger, Meinrad Lugan
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Patent number: 10220198Abstract: A connection device includes a connection body which has a hose adapter and a connector piece for releasably fastening a further fluid conduit component or fluid storage component. The connection body is coaxially surrounded by a securing sleeve. The securing sleeve is axially securable on the connection body in two securing positions that are axially mutually spaced apart relative to a central longitudinal axis of the connection body. Rotatability of the securing sleeve is possible in a first securing position, and jamming of the securing sleeve on a hose portion that is plug-fitted onto the hose adapter is possible in a second securing position.Type: GrantFiled: January 14, 2016Date of Patent: March 5, 2019Assignee: B. Braun Melsungen AGInventors: Jürgen Fuchs, Jürgen Hartung
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Patent number: 10220138Abstract: A through-flow regulating device for a hose line of a medical infusion system having at least one rotationally movable clamping member which, in the mounted state, is operatively connected to the hose line and which can be manually adjusted relative to a hose section of the hose line in order to change a fluid through-flow rate of the hose section. Two clamping members mounted in a rotationally movable manner are provided, which flank a jacket of the hose section on opposite sides, and at least one clamping member has a circumferential contour which is formed, at least in sections, in an eccentric manner relative to an axis of rotation of the clamping member.Type: GrantFiled: May 16, 2017Date of Patent: March 5, 2019Assignee: B. BRAUN MELSUNGEN AGInventor: Johannes Bolz
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Publication number: 20190060617Abstract: Needle assemblies are generally discussed herein with particular discussions extended to needle assemblies having a tip protector with a plurality of wall surfaces for preventing contact with the needle tip from a side. Aspects of the tip protectors discussed herein include a first protector body having an arm for blocking a needle tip surrounded by a second protector body having a plurality of wall surfaces.Type: ApplicationFiled: October 29, 2018Publication date: February 28, 2019Applicant: B. Braun Melsungen AGInventor: Kevin Woehr
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Patent number: 10207081Abstract: The present disclosure is directed to a catheter insertion device, which has a catheter hub at the proximal end of a catheter, a tubular needle hub, at which a hollow needle is fixed and extends through the catheter hub and the catheter in a ready position such that the needle tip projects over the distal end of the catheter, a protective barrel which is received in the tubular needle hub in the ready position and is releasably connected to the catheter hub, and a pressure spring arranged between the needle hub and the protective barrel and which displaces the needle hub and the protective barrel apart from each other in an axial direction, wherein a manually operable holding member is provided between the needle hub and the protective barrel, and holds the needle hub in the ready position at the protective barrel against the bias of the pressure spring, so that after the holding member is released, the pressure spring moves the needle hub into a protective position in relation to the protective barrel, in whType: GrantFiled: June 21, 2016Date of Patent: February 19, 2019Assignee: B. Braun Melsungen AGInventors: Juergen Fuchs, Hermann Riesenberger
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Patent number: 10173002Abstract: Needle devices are described. The needle devices can have a catheter hub, a needle hub, a housing located between the catheter hub and the needle hub. The housing can have an engagement mechanism to removably attach the housing to the catheter hub. The housing can further include a release element to release the engagement mechanism from the catheter hub to disengage the housing from the catheter hub. A flow regulator can be positioned inside the catheter hub. The flow regulator can include a stem and a sleeve.Type: GrantFiled: June 8, 2015Date of Patent: January 8, 2019Assignee: B. Braun Melsungen AGInventors: Aik Aun Tan, Mohd Zairizal bin Zakaria, E-Jen Teh, Wen Jenn Lim, Chee Mun Phang, Boon Ping Neoh, Hui Kuun Teoh, Mohamad Yasin bin Abdulla
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Patent number: 10166370Abstract: Embodiments of a catheter insertion device are discussed comprising: an approximately hollow cylindrical catheter sleeve, at whose distal end a catheter is attached; a needle sleeve with a hollow needle, which is attached thereto and which, when ready for use, extends through the catheter sleeve and the catheter, and; a needle protective element that is arranged inside the catheter sleeve while being able to move on the needle. Said needle protective element has an engaging section that engages with an engaging device, which is formed in the vicinity of the needle tip, when the hollow needle is withdrawn from the catheter sleeve. A check valve is placed inside the catheter sleeve between the catheter and the needle protective element. The hollow needle, when ready for use, extends through said check valve, and the check valve automatically closes once the needle is withdrawn.Type: GrantFiled: June 8, 2018Date of Patent: January 1, 2019Assignee: B. Braun Melsungen AGInventors: Kevin Woehr, Kenneth C. Raines
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Publication number: 20180339132Abstract: Infusion systems and related methods involving a catheter hub and an extension or IV administration set having a male Luer connector for fluid communication with the catheter hub. A support adaptor is provided with the extension or IV administration set and has a body with a length between first and second ends, and a body wall having a continuous wall surface in a radial direction relative to the length and which defines an exterior of the body. An internal wall of the support adaptor defines a bore with the body wall, wherein the bore has first and second openings. A tubing length is located in the bore and extends out of the second opening. The bore includes first and second bore sections. Optionally, the second bore section is angled relative to the first bore section. A support surface is located beneath the bore, elevation wise.Type: ApplicationFiled: September 9, 2016Publication date: November 29, 2018Applicant: B. BRAUN MELSUNGEN AGInventor: Bruce Brunetti