WO2009006495A2 - Peritoneal dialysis patient connection system - Google Patents
Peritoneal dialysis patient connection system Download PDFInfo
- Publication number
- WO2009006495A2 WO2009006495A2 PCT/US2008/068956 US2008068956W WO2009006495A2 WO 2009006495 A2 WO2009006495 A2 WO 2009006495A2 US 2008068956 W US2008068956 W US 2008068956W WO 2009006495 A2 WO2009006495 A2 WO 2009006495A2
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- connector
- holder
- plug
- transfer set
- patient
- Prior art date
Links
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M39/00—Tubes, tube connectors, tube couplings, valves, access sites or the like, specially adapted for medical use
- A61M39/10—Tube connectors; Tube couplings
- A61M39/16—Tube connectors; Tube couplings having provision for disinfection or sterilisation
- A61M39/18—Methods or apparatus for making the connection under sterile conditions, i.e. sterile docking
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L2/00—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor
- A61L2/02—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor using physical phenomena
- A61L2/08—Radiation
- A61L2/10—Ultra-violet radiation
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
- A61M1/14—Dialysis systems; Artificial kidneys; Blood oxygenators ; Reciprocating systems for treatment of body fluids, e.g. single needle systems for hemofiltration or pheresis
- A61M1/28—Peritoneal dialysis ; Other peritoneal treatment, e.g. oxygenation
- A61M1/285—Catheters therefor
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M39/00—Tubes, tube connectors, tube couplings, valves, access sites or the like, specially adapted for medical use
- A61M39/10—Tube connectors; Tube couplings
- A61M39/16—Tube connectors; Tube couplings having provision for disinfection or sterilisation
- A61M39/165—Shrouds or protectors for aseptically enclosing the connector
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
- A61M1/14—Dialysis systems; Artificial kidneys; Blood oxygenators ; Reciprocating systems for treatment of body fluids, e.g. single needle systems for hemofiltration or pheresis
- A61M1/15—Dialysis systems; Artificial kidneys; Blood oxygenators ; Reciprocating systems for treatment of body fluids, e.g. single needle systems for hemofiltration or pheresis with a cassette forming partially or totally the flow circuit for the treating fluid, e.g. the dialysate fluid circuit or the treating gas circuit
- A61M1/159—Dialysis systems; Artificial kidneys; Blood oxygenators ; Reciprocating systems for treatment of body fluids, e.g. single needle systems for hemofiltration or pheresis with a cassette forming partially or totally the flow circuit for the treating fluid, e.g. the dialysate fluid circuit or the treating gas circuit specially adapted for peritoneal dialysis
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
- A61M1/14—Dialysis systems; Artificial kidneys; Blood oxygenators ; Reciprocating systems for treatment of body fluids, e.g. single needle systems for hemofiltration or pheresis
- A61M1/28—Peritoneal dialysis ; Other peritoneal treatment, e.g. oxygenation
Definitions
- the present disclosure relates generally to medical device connectors and more specifically to patient connectors for peritoneal dialysis.
- kidney failure therapy is peritoneal dialysis, which uses a dialysis solution, also called dialysate, which is infused into a patient's peritoneal cavity via a catheter.
- the dialysate contacts the peritoneal membrane of the peritoneal cavity. Waste, toxins and excess water pass from the patient's bloodstream, through the peritoneal membrane and into the dialysate due to diffusion and osmosis, i.e., an osmotic gradient occurs across the membrane.
- the spent dialysate is drained from the patient, removing waste, toxins and excess water from the patient. This cycle is repeated.
- APD Automated peritoneal dialysis
- CAPD Automated peritoneal dialysis
- APD machines free patients from having to manually perform the treatment cycles and from having to transport supplies during the day.
- APD machines connect fluidly to an implanted catheter, to a source or bag of fresh dialysate and to a fluid drain.
- APD machines pump fresh dialysate from a dialysate source, through the catheter, into the patient's peritoneal cavity, and allow the dialysate to dwell within the cavity, and allow the transfer of waste, toxins and excess water to take place.
- the source can be multiple sterile dialysate solution bags.
- APD machines pump spent dialysate from the peritoneal cavity, though the catheter, to the drain. As with the manual process, several drain, fill and dwell cycles occur during dialysate. A "last fill” occurs at the end of CAPD and APD, which remains in the peritoneal cavity of the patient until the next treatment.
- All of the above systems require the patient to connect the patient's indwelling catheter to a PD supply apparatus via a transfer set.
- the patient connection must be kept sterile or the patient can suffer from a condition called peritonitis.
- the patient connection should also be easy for the patient to make and unmake because the patient is usually performing these tasks at home and/or alone. Accordingly, a need exists for improved peritoneal dialysis patient connection systems.
- One connection sequence for the above-described patient assist device operates as follows, wherein the device includes a first portion configured to hold a fluid supply connector and a first plug; a second portion configured to hold a patient connector and a second plug; an ultraviolet light (“UV”) applicator; and wherein the first and second portions cooperate with the UV applicator so that: (i) the first plug initially plugs the patient connector and the second plug initially plugs the supply connector, (ii) the first and second portions are translated away from each other via at least one translation mechanism, unplugging the first and second plugs from the patient connector and the supply connector, respectively, (iii) the first and second portions are rotated with respect to each other, (iv) the UV applicator irradiates at least a portion of the fluid supply and patient connectors; and (v) the first and second portions are translated towards each other via the at least one translation mechanism, connecting the patient connector to the supply connector and the first plug to the second plug.
- UV ultraviolet light
- One disconnection sequence for the above-described patient assist device operates as follows: (i) the first plug is connected initially to the second plug and the patient connector is connected initially to the supply connector, (ii) the first and second portions are translated away from each other via at least one translation mechanism, disconnecting the first plug from the second plug and the patient connector from the supply connector, (iii) the first and second portions are rotated with respect to each other, (iv) the UV applicator irradiates at least a portion of the patient connector and the supply connector, and (v) the first and second portions are translated with respect to each other via the at least one translation mechanism, connecting the first plug to the patient connector and the second plug to the supply connector.
- An additional advantage of the shroud is that the spike end of the mating patient connector is not contaminated when the patient removes the patient connector and associated spike from the shrouded end of the female supply connector. Such contamination is a common occurrence with known connectors.
- the barbed ring is tapered such that it is relatively easy to insert the tube over the at least one barbed ring but relatively difficult to remove the tube, making a good, sealed connection.
- the at least one barbed ring is relatively easy and inexpensive to manufacture and control.
- the snap-fit enables the connection of the spike connector to the supply connector to not have to rely on a friction fit between the spike and an inner diameter of the supply connector.
- the spike connector includes a spike having a stepped-down (diameter) tip, which reduces friction between the connectors and thus insertion and removal forces caused by the mating connectors.
- FIG. 1 is a top plan view of one embodiment of a rotational drum connection/disconnection device
- FIGs. 3 to 6 further illustrate one embodiment of the rotational drum connection/disconnection and a connection sequence using the rotational drum.
- Fig. 17 is a sectioned elevation view illustrating a connector and holder combination providing an improved tip protector removal sequence, which tends to protect sensitive areas of the connector from human touch and possible contamination.
- Figs. 18 and 19 are top and side sectioned views, respectively, of an improved connector with a plurality of barbed sealing bands or rings.
- Figs. 20 and 21 are perspective and sectional views of a spike connector having a stepped-down spike end diameter and a spike to port connector snap-fitted connection, respectively.
- CAPD continuous ambulatory peritoneal dialysis
- APD automated peritoneal dialysis
- CAPD and APD the patient connects a supply line running to either a supply bag directly (CAPD) or to a disposable cassette (APD) operable with a pumping cycler. It is important that such connection be made in a sterile manner. It is also desirable to have a convenient system for the patient, who may otherwise be ill or elderly, to operate.
- the patient connects the supply line to a patient line, which can be part of a PD transfer set, which is in turn connected to a catheter dwelling within the patient's peritoneum.
- the patient in CAPD then connects the patient line to a drain bag to enable spent dialysate to be removed from the patient's peritoneum.
- the patient may have to connect multiple supply lines, each running from a separate supply bag, to the patient line. Between each supply bag for CAPD, the patient has to connect to a drain bag.
- the apparatuses and methods provide an improved connection/disconnection device.
- the connectors being connected are also configured to prohibit the connectors from becoming contaminated in the first place. Still further, (i) a connector to tube connection, and (ii) connector to connector connection sequenced, and (iii) a connector to connector disconnection sequence are improved.
- system 10 illustrates one embodiment for a sterilized rotational/translational connection/disconnection system of the present disclosure.
- System 10 includes a base 12 onto which occlusion subassembly 20 and a drum rotation subassembly 30 are mounted.
- Occlusion subassembly 20 includes an occlusion subassembly base 14, which is bolted to (e.g., set apart from) system subassembly 12.
- Occlusion subassembly base 14 supports an occlusion motor 16 coupled to an at least partially threaded shaft 18.
- a pillow block 22 supports shaft 18 at its distal end.
- a translating occluder 24 is threaded onto shaft 18 and is guided on one or two sides so that it cannot rotate when shaft 18 is rotated. Instead, the guides cause translating occluder 24 to translate back and forth when shaft 18 is rotated. In this manner, translating occluder 24 translates towards or away from a stationary occluder 26 to pinch or open a line, respectively, automatically.
- the line that is occluded is a supply line running to a supply connector 90, which is loaded into the drum rotation subassembly 30.
- Drum rotation subassembly 30 includes a drum rotation subassembly base 32, which is bolted to system subassembly 12.
- Drum rotation subassembly base 32 supports a drum rotation motor 34 coupled to a first gear 36.
- First gear 36 drives a second gear 38, which through reduction increases the torque output and positionability of drum rotation motor 34.
- Drum rotation motor 34 can be a stepper motor, which is inherently accurately positionable.
- drum rotation motor 34 is an AC or DC bidirectional motor that operates with position sensors monitoring the rotational position of the moveable portion 52b of drum connection/disconnection device 50 (discussed in detail below). The sensors tell a controller of motor 34 when the motor should stop spinning in a particular direction.
- Second gear 38 drives a third gear 40, which is roughly in a one-to-one ratio with second gear 38.
- Third gear 40 is coupled to fourth gear 42.
- Fourth gear 42 is configured to mate with a drum gear 44 located at the end of drum connection/disconnection device 52b when device 52b and gear 44 are translated over fourth gear 42.
- Drum rotation subassembly 30 includes a ball screw 46, which is at least partially threaded.
- First and second pillow blocks 45 and 47 support either end of ball screw 46.
- Ball screw 46 runs underneath drum connection/disconnection device 52b as illustrated and is threaded into a block (e.g., located underneath device 52b) connected to device 52b.
- the threaded block is guided on one or two sides so that it cannot rotate when ball screw 46 is rotated. Instead, the guide(s) cause the block and moveable device 52b to translate back and forth when ball screw 46 is rotated. In this manner, the transfer set holder 52b translates towards or away from a stationary portion of device 50 (not shown here but described in detail below) to disconnect and reconnect connectors as discussed in detail below, automatically.
- Gear 42 is a one-way clutch. That is, gear 42 turns drum gear 44 when gears 36, 38 and 40 are turned so that gear 42 is turned in a first, e.g., clockwise, direction when viewed from hand crank 48. However, gear 42 spins freely and does not turn drum gear 44 when gears 36, 38 and 40 are turned so that gear 42 would be turned in a second, e.g., counterclockwise, direction when viewed from hand crank 48.
- Ball screw 46 in the illustrated embodiment can also be driven manually via crank 48.
- gear 42 begins to turn drum gear 44 and the moveable portion 52b of device 50 rotationally about its axis. That is, when motor 34 (or manual input) and gears 36, 38 and 40 are turned such that drum gear 44 and the moveable part 52b of device 50 are moving towards gear 42, gear 42 can clutch drum gear 44 and turn it, turning the moveable part 52b of connection device 50. Eventually, a stop 57 extending from gear 44 engages a stop 59 fixed to the sub- assembly base 32.
- Stops 57 and 59 ensure that drum gear 44 and the moveable part 52b of connection device 50 rotate a desired one-hundred-eighty degrees. Stops 57 and 59 also cause motor 34 to draw additional current, which can be sensed and serve as a trigger to stop motor 34 from turning in the direction that causes ball screw 46 to move drum gear 44 and the moveable part 52b towards stop 59
- motor 34 or manual input
- gears 36, 38 and 40 turn ball screw 46 in the opposite direction to translate moveable portion 52b of drum connection/disconnection device 50 towards the stationary portion of device 50 (not illustrated in Fig. 1) until the various connectors and caps mate as shown below.
- gear 42 slips against a hub extending from gear 40, such that gear 42 does not turn drum gear 44 and the moveable portion of drum 52b rotationally. That is, when motor 34 (or manual input) and gears 36, 38 and 40 are turned such that drum gear 44 and the moveable part 52b of device 50 are moving away from gear 42, gear 42 does not clutch drum gear 44 and does not turn the gear or the moveable part 52b of device 50.
- a connector and cap loaded into moveable part 52b mate with a connector and cap (or vice versa) of stationary part 52a, signaling the end of travel in the connection direction.
- Drum subassembly base 32 also supports an ultraviolet (“UV”) light applicator 70, which is positioned around a the connector mating portion of rotational/translational connection/disconnection device 50.
- UV light applicator 70 irradiates the connectors loaded into device 50 during connection and disconnection.
- UV light applicator 70 can be energized when transfer set holder 52b of connection/disconnection device 50 is being rotated in one embodiment.
- light applicator 70 is a "UV-Flash”TM applicator provided by the eventual assignee of the present application, which is described U.S. Patent Nos.
- Connection/disconnection system 10 includes a housing 64 having a lid 66, which is connected hingedly to a lower portion 68 of the housing via first and second hinges 72a and 72b.
- Fig. 2 illustrates one embodiment for the transfer set holder 52b of rotational/translational connection/disconnection device 50.
- device 50 has three primary components, namely, a port holder 52a, a transfer set holder 52b and an optional slide holder 52c.
- Each of these parts can but does not have to be made of a UV transmissive material such as poly(trifluorochloroethane), for example sold as KEL-FTM by Minnesota Mining & Manufacturing, or other stable fluorocarbon, for example. Quartz glass, silicone rubber, appropriately stabilized hydrocarbon resin or other resins may be used as well.
- Transfer set holder 52b includes or defines apertures 56, split along centerline C L , for accepting and securing a patient connector 80 and a male plug 86 shown below in Figs. 3 to 13.
- Device gear 44 connected to transfer set holder 52b is likewise split along centerline C L , creating an upper portion 44a of gear 44 connected to upper half 74 of transfer set holder 52b and a lower portion 44b of gear 44 connected to lower half 76 of transfer set holder 52b. Portions 44a and 44b operate together when upper half 74 and lower half 76 of transfer set holder 52b are positioned together (when lid 66 of housing 64 is closed onto lower portion 68 of housing 64).
- FIGs. 3 to 6 illustrates the disconnection/reconnection sequence from above, e.g., with lid 66 has removed to aid illustration. Lower portion 68 of housing is seen however.
- Fig. 3 shows an embodiment of device 50 in a state in which both connectors 80 and 90 are secured at their connecting ends to a mating plug 96 and 86, respectively.
- Fig. 4 shows that transfer set holder 52b is slid away from port holder 52a, e.g., from the position shown in Fig. 3, which pulls a spike 84 of patient connector 80 out of female plug 96 and pulls male plug 86 away from port connector 90.
- slide holder 52c holding plug 86 is provided and is also translated away from port connector 52a for additional clearance, which can be seen by the relative difference in distance of the connection end of plug 86 and spike 84 between Figs. 3 and 4.
- transfer set holder 52b is rotated relative to the light applicator housing such that plug 86 is now aligned with plug 96 and patient connector 80 is aligned with port connector 90.
- a light activator 70 located above and below spike 84 of patient connector 80 in one embodiment but alternatively additionally above and below supply connector 90
- lid 66 and lower portion 68 of housing 64 is energized to irradiate any one, or more, or all of the exposed surfaces, namely spike 84 of connector 80, diaphragm 94 of connector 90 if still connected to the connector, inner surfaces of connector 80 and 90, inner and outer surfaces of plugs 86 and 96 and any other needed surface of connectors 80 and 90 and plugs 86 and 96.
- Light applicator 70 can be energized manually or automatically. As discussed in the incorporated patents and application, the irradiation can last for approximately a minute, for example, or be controlled by measuring energy imparted to the connectors.
- transfer set holder 52b is translated toward port holder 52a, such that plugs 86 and 96 are mated and spike connector 84 of patient connector 80 spikes through diaphragm 94 of port connector 90 to enable fluid from a supply bag to flow (directly or via a disposable cassette) through connector 90, connector 80, the patient's transfer set, the patient's indwelling catheter and into the patient's peritoneum.
- a like connection is made to enable fluid to flow from the patient's peritoneum through patient connector 80, a drain connector similar to supply connector 90, which carries the spent fluid to a drain or drain bag.
- slide holder 52c holding plug 86 is translated again automatically to connect plug 86 to plug 96, which can be seen for example by the difference in relative positioning of plug 86 and the box representing transfer set holder 52b between Figs. 5 and 6.
- Figs. 7 to 13 the disconnection sequence just described is shown schematically. It should be appreciated that the connection sequence just shown in Figs. 3 to 6 is also illustrated by Figs. 7 to 13, only the sequence in Figs. 7 to 13 occur in reverse. The reason for two additional figures is that the separate translations of slide holder 52c to transfer set holder 52b and of transfer set holder 52b relatively to port holder 52a are broken out here in separate steps in Figs. 8 and 9 and Figs. 11 and 12.
- valve 60 is closed such that fluid cannot flow from supply line 92 to patient line 82 or flow from the patient through patient line 82, to a drain line.
- Patient connector 80 is connected sealingly to port connector 90.
- Slide holder 52c is fully advanced towards port holder 52a and thus plug 86 carried by slide holder 52c is mated with plug 96 held by port holder 52a.
- clamp 60 remains closed.
- a motor (not illustrated) drives a slide holder actuator 62, in a manner similar above for transfer set holder 52b, to pull slide holder 52c and port 86 held by slide holder 82c away from port holder 52a. This action causes plug 86 to disconnect from plug 96 held by port holder 52a.
- slide holder 52c is not used and this step is skipped.
- valve 60 remains closed, a motor translates actuator 62, slide holder 52c and plug 86 carried by slide holder 52c relative to transfer set holder 52b and port holder 52a such that plug 86 mates with and seals to port connector 90.
- valve 60 is opened allowing any fluid trapped upstream of the valve to flow to drain from the system or to allow new fresh solution to be delivered via supply line 92.
- connection device 50 or other connection device
- the geometry of the tip portion of spike 84 can be optimized to suit other performance characteristics, such as desired connection and disconnection force as provided here via stepped-down portion 130 of spike 84 or a puncturing optimization of spike 84, for example.
Abstract
Description
Claims
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2010515243A JP5345614B2 (en) | 2007-07-05 | 2008-07-02 | Patient connection system for peritoneal dialysis |
MX2010000279A MX2010000279A (en) | 2007-07-05 | 2008-07-02 | Peritoneal dialysis patient connection system. |
EP08781255.8A EP2175910B1 (en) | 2007-07-05 | 2008-07-02 | Peritoneal dialysis patient connection system |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/773,623 US8157761B2 (en) | 2007-07-05 | 2007-07-05 | Peritoneal dialysis patient connection system |
US11/773,623 | 2007-07-05 |
Publications (2)
Publication Number | Publication Date |
---|---|
WO2009006495A2 true WO2009006495A2 (en) | 2009-01-08 |
WO2009006495A3 WO2009006495A3 (en) | 2009-03-12 |
Family
ID=39937563
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/US2008/068956 WO2009006495A2 (en) | 2007-07-05 | 2008-07-02 | Peritoneal dialysis patient connection system |
Country Status (5)
Country | Link |
---|---|
US (2) | US8157761B2 (en) |
EP (1) | EP2175910B1 (en) |
JP (1) | JP5345614B2 (en) |
MX (1) | MX2010000279A (en) |
WO (1) | WO2009006495A2 (en) |
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US9861733B2 (en) | 2012-03-23 | 2018-01-09 | Nxstage Medical Inc. | Peritoneal dialysis systems, devices, and methods |
EP2688602B1 (en) | 2011-03-23 | 2019-11-06 | NxStage Medical, Inc. | Peritoneal dialysis systems, devices, and methods |
DE102012005189A1 (en) * | 2012-03-16 | 2013-09-19 | Fresenius Medical Care Deutschland Gmbh | Medical device with a socket unit for connecting a device for providing medical fluids |
US9295742B2 (en) | 2012-04-16 | 2016-03-29 | Puracath Medical, Inc. | System and method for disinfecting a catheter system |
WO2014120620A1 (en) | 2013-01-29 | 2014-08-07 | Puracath Medical, Inc. | Apparatus and method for disinfecting a catheter |
US11007361B2 (en) | 2014-06-05 | 2021-05-18 | Puracath Medical, Inc. | Transfer catheter for ultraviolet disinfection |
JP2018513720A (en) | 2015-03-18 | 2018-05-31 | プラキャス メディカル インコーポレイテッド | Catheter connection system for UV sterilization |
RU2695840C2 (en) | 2015-03-27 | 2019-07-29 | Филип Моррис Продактс С.А. | Aerosol-generating system comprising built-in piercing element |
JP6563249B2 (en) * | 2015-05-19 | 2019-08-21 | 日機装株式会社 | Dialysate extraction device |
EP3216487B1 (en) * | 2016-03-07 | 2020-05-06 | Fenwal, Inc. | System and method for creating sterile connections using ultraviolet light |
WO2018013572A1 (en) | 2016-07-11 | 2018-01-18 | Puracath Medical, Inc. | Catheter connection system for ultraviolet light disinfection |
DE102017201447A1 (en) * | 2017-01-30 | 2018-08-02 | Fresenius Medical Care Deutschland Gmbh | Device and method for producing and / or releasing a fluid-permeable, medical threaded connection |
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CN110251757B (en) * | 2019-07-23 | 2021-07-23 | 河南科技大学第一附属医院 | A sterilization and disinfection device for carbonate peritoneal dialysis equipment |
US20210038799A1 (en) * | 2019-08-06 | 2021-02-11 | Fresenius Medical Care Holdings, Inc. | Facilitating connection of home medical device tubing |
DE102019123806A1 (en) * | 2019-09-05 | 2021-03-11 | Fresenius Medical Care Deutschland Gmbh | Medical connector with automatic sealing during disconnection |
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US8157761B2 (en) | 2012-04-17 |
EP2175910A2 (en) | 2010-04-21 |
MX2010000279A (en) | 2010-03-26 |
WO2009006495A3 (en) | 2009-03-12 |
JP2010532682A (en) | 2010-10-14 |
US20090012451A1 (en) | 2009-01-08 |
US20120209168A1 (en) | 2012-08-16 |
JP5345614B2 (en) | 2013-11-20 |
US8986243B2 (en) | 2015-03-24 |
EP2175910B1 (en) | 2016-12-28 |
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