Patent application number | Description | Published |
20110116997 | IMROVED ALKANOLAMINES FOR CO2 REMOVAL FROM GAS STREAMS - A process for the capture of CO | 05-19-2011 |
20120261650 | ORGANIC ELECTROLUMINESCENT DEVICE - An organic electroluminescent device comprising: a pair of electrodes comprising an anode and a cathode, and one or more layers arranged between the anode and the cathode; wherein at least one of the one or more layers is a light emitting layer and wherein the one or more layers, comprises an organic compound represented by a substituted 2,2′-biimidazole. The substitutents on the biimidazole may be selected form a range of suitable substituents, including: hydrogen, a substituted or unsubstituted heterocyclic group, a substituted or unsubstituted alkyl group, a substituted or unsubstituted aralkyl group, a substituted aryl group containing at least one atom selected from the group consisting of N, O, S, Si, P, F, Cl, Br; and/or comprising at least three organic rings, the organic rings being fused or non-fused, or a number of the adjacent substituent sites may together form a substituted or unsubstituted cyclic group; furthermore some substituents may be the same or different and may be selected from the group consisting of: hydrogen, deuterium, a substituted or unsubstituted alkyl group, a halogen atom or a cyano group. | 10-18-2012 |
20130082248 | ELECTROLUMINESCENT DEVICES BASED ON PHOSPHORESCENT IRIDIUM AND RELATED GROUP VIII METAL MULTICYCLIC COMPOUNDS - Disclosed herein are phosphorescent materials comprising a complex of a metal atom M selected from Ir, Pt, Rh, Pd, Ru and Os and at least one ligand L, wherein the ligand L is represented by formula (1). Also disclosed are organic electroluminescent devices including such phosphorescent materials. | 04-04-2013 |
20140323676 | GELS - The present invention relates to biostable gel comprising:
| 10-30-2014 |
20150280137 | DIAMINE COMPOUNDS FOR PHOSPHORESCENT DIAZABOROLE METAL COMPLEXES AND ELECTROLUMINESCENT DEVICES - The present disclosure generally relates to diamine compounds, which may be used as precursors in preparing diazaborole compounds and phosphorescent diazaborole metal complexes. The present disclosure also relates to diazaborole compounds, diazaborole metal complexes, and electroluminescent emission materials and electronic devices thereof. The present disclosure further relates to processes for preparing the diamine compounds and diazaborole metal complexes. | 10-01-2015 |
20150280144 | PHENYLENEDIAMINE COMPOUNDS FOR PHOSPHORESCENT DIAZABOROLE METAL COMPLEXES - The present disclosure generally relates to phenylenediamine compounds, which may be used as precursors in preparing diazaborole compounds and phosphorescent diazaborole metal complexes. The present disclosure also relates to diazaborole compounds, diazaborole metal complexes, and electroluminescent emission materials and electronic devices thereof. The present disclosure further relates to processes for preparing the phenylenediamine compounds and diazaborole metal complexes. | 10-01-2015 |
Patent application number | Description | Published |
20090156926 | Integrated System for Intravascular Placement of a Catheter - An integrated catheter placement system for accurately placing a catheter within a patient'vasculature is disclosed. In one embodiment, the integrated system comprises a system console, a tip location sensor for temporary placement on the patient's chest, and an ultrasound probe. The tip location sensor senses a magnetic field of a stylet disposed in a lumen of the catheter when the catheter is disposed in the vasculature. The ultrasound probe ultrasonically images a portion of the vasculature prior to intravascular introduction of the catheter. The ultrasound probe includes user input controls for controlling use of the ultrasound probe in an ultrasound mode and use of the tip location sensor in a tip location mode. In another embodiment, ECG signal-based catheter tip guidance is included in the integrated system to enable guidance of the catheter tip to a desired position with respect to a node of the patient's heart. | 06-18-2009 |
20100222664 | CATHETER ASSEMBLY INCLUDING ECG SENSOR AND MAGNETIC ASSEMBLIES - A stylet for use in guiding a distal tip of a catheter to a predetermined location within the body of a patient. In one embodiment the stylet is configured for use within a lumen of the catheter and comprises a core wire, an ECG sensor, and a magnetic assembly. The ECG sensor senses an ECG signal of a patient when the stylet is disposed within the lumen of the catheter and the catheter is disposed within the body of the patient. The magnetic assembly includes at least one element capable of producing a magnetic or electromagnetic field for detection by a sensor external to the patient. In another embodiment, the stylet includes a pre-shaped distal segment that is deflected with respect to a more proximal portion of the stylet, which in turn causes a distal segment of the catheter to be deflected when the stylet is received within the lumen. | 09-02-2010 |
20120059321 | TUNNELER FOR BI-DIRECTIONAL TUNNELING - A tunneler for producing a subcutaneous tunnel in connection with the placement of a catheter within a body of a patient is disclosed. In one embodiment, the tunneler comprises an elongate tunneler member and a sheath. The tunneler member includes a handle on its proximal end and a tapered distal end. The sheath defines an elongate lumen inside which the tunneler member is initially received. The tunneler member is configured to define a tunnel through subcutaneous tissue while disposed in the sheath, then is removable from the sheath lumen thereafter. The sheath is configured to remain within the tunnel so that a catheter can be inserted through the sheath within the tunnel. The sheath is splittable in one embodiment so as to enable its removal from the tunnel while leaving the catheter in place. | 03-08-2012 |
20120165679 | Selectable Angle Needle Guide - A needle guide assembly for inserting a needle into the body of a patient in order to access a subcutaneous target, such as a vessel, is disclosed. In one embodiment, the needle guide assembly comprises a needle guide body that is configured to at least indirectly and removably attach to an image producing device, such as an ultrasound probe. The needle guide body defines at least first and second elongate guide channels. Each guide channel defines a unique insertion angle with respect to a longitudinal axis of the ultrasound probe. Further, each guide channel is configured to accept needles of differing gauges. | 06-28-2012 |
20120220854 | Integrated System for Intravascular Placement of a Catheter - An integrated catheter placement system for accurately placing a catheter within a patient's vasculature is disclosed. In one embodiment, the integrated system comprises a system console, a tip location sensor for temporary placement on the patient's chest, and an ultrasound probe. The tip location sensor senses a magnetic field of a stylet disposed in a lumen of the catheter when the catheter is disposed in the vasculature. The ultrasound probe ultrasonically images a portion of the vasculature prior to intravascular introduction of the catheter. The ultrasound probe includes user input controls for controlling use of the ultrasound probe in an ultrasound mode and use of the tip location sensor in a tip location mode. In another embodiment, ECG signal-based catheter tip guidance is included in the integrated system to enable guidance of the catheter tip to a desired position with respect to a node of the patient's heart. | 08-30-2012 |
20120330159 | Needle Guide with Selectable Aspects - A needle guide assembly for inserting a needle into the body of a patient in order to access a subcutaneous target, such as a vessel, is disclosed. In one embodiment, the needle guide assembly comprises a needle guide body that is configured to at least indirectly and removably attach to an image producing device, such as an ultrasound probe. The needle guide body defines at least first and second elongate guide channels. Each guide channel defines a unique insertion angle with respect to a longitudinal axis of the ultrasound probe. Further, each guide channel is configured to accept needles of differing gauges. In other embodiments other needle guide assemblies are disclosed that include multiple guide channels for inserting a needle at a variety of insertion angles into the patient's body. Related methods are also disclosed. In yet other embodiments, needle guide assemblies including needle stop features are disclosed. | 12-27-2012 |
20130060116 | Integrated System for Intravascular Placement of a Catheter - An integrated catheter placement system for accurately placing a catheter within a patient's vasculature is disclosed. In one embodiment, the integrated system comprises a system console, a tip location sensor for temporary placement on the patient's chest, and an ultrasound probe. The tip location sensor senses a magnetic field of a stylet disposed in a lumen of the catheter when the catheter is disposed in the vasculature. The ultrasound probe ultrasonically images a portion of the vasculature prior to intravascular introduction of the catheter. The ultrasound probe includes user input controls for controlling use of the ultrasound probe in an ultrasound mode and use of the tip location sensor in a tip location mode. In another embodiment, ECG signal-based catheter tip guidance is included in the integrated system to enable guidance of the catheter tip to a desired position with respect to a node of the patient's heart. | 03-07-2013 |
20130245434 | Integrated System for Intravascular Placement of a Catheter - An integrated catheter placement system for accurately placing a catheter within a patient's vasculature is disclosed. In one embodiment, the integrated system comprises a system console, a tip location sensor for temporary placement on the patient's chest, and an ultrasound probe. The tip location sensor senses a magnetic field of a stylet disposed in a lumen of the catheter when the catheter is disposed in the vasculature. The ultrasound probe ultrasonically images a portion of the vasculature prior to intravascular introduction of the catheter. The ultrasound probe includes user input controls for controlling use of the ultrasound probe in an ultrasound mode and use of the tip location sensor in a tip location mode. In another embodiment, ECG signal-based catheter tip guidance is included in the integrated system to enable guidance of the catheter tip to a desired position with respect to a node of the patient's heart. | 09-19-2013 |
20140094778 | Shape Memory Medical Device and Methods of Use - A method of treating a patient includes providing a guidewire having an elongate body defining a proximal end and a distal end, the elongate body including a shapeable portion disposed proximate the proximal end, the shapeable portion being malleable so as to be shaped into a shape and remain in the shape until reshaped. The distal end of the elongate body is advanced into a vasculature of the patient. The shapeable portion of the elongate body is shaped into a first shape that prevents advancement of the guidewire further into the vasculature of the patient. | 04-03-2014 |
20140303600 | Shape Memory Medical Device and Methods of Use - A method of treating a patient includes providing a guidewire having an elongate body defining a proximal end and a distal end, the elongate body including a shapeable portion disposed proximate the proximal end, the shapeable portion being malleable so as to be shaped into a shape and remain in the shape until reshaped. The distal end of the elongate body is advanced into a vasculature of the patient. The shapeable portion of the elongate body is shaped into a first shape that prevents advancement of the guidewire further into the vasculature of the patient. | 10-09-2014 |
20140309624 | Stylet Apparatuses and Methods of Manufacture - An elongated medical device includes a core element, a polymer member, a closure element, and a permanent magnetic element. The core element may have a distal region including a first region with a diameter greater than a diameter of a second region, the second region distal of the first region and terminating at a core element distal end. The polymer member may be circumferentially disposed about an entire length of the core element and extending distal of the core element distal end. The closure element may be affixed to a distal end of the polymer member. The permanent magnetic element may be disposed along the second region proximal to the core element distal end, and may include a plurality of permanent magnetic elements spaced apart along the second region. | 10-16-2014 |
20150224285 | Medical Article Securement Systems - A medical article, such as a catheter, is secured with respect to a patient with a securement device. The securement device may include a retainer and anchor pad. Certain devices may further include, for example, straps, flaps, dressings, slots, and recesses for securing the medical article to the patient. The retainer may include a recess and/or a channel. At least one surface of the retainer may be coated with an adhesive. | 08-13-2015 |
20150250944 | Stabilization and Guide Apparatus for Access to an Implanted Access Port and Related Methods - An insertion device to assist in accessing an access port that has been subcutaneously implanted in the body of a patient is disclosed. The implanted access port is accessed by a needle of a needle assembly, such as a needle-based infusion set. In one embodiment, the insertion device comprises a body that includes a stabilizing portion and a guide portion. The stabilizing portion stabilizes a position of the implanted access port when the body is placed on the skin of the patient atop the implanted access port. The guide portion guides a needle of the needle assembly along a predetermined path such that the needle transcutaneously pierces a septum of the implanted access port. | 09-10-2015 |
20150297867 | Antimicrobial/Haemostatic Interface Pad for Placement Between Percutaneously Placed Medical Device And Patient Skin - A safety needle assembly of an infusion set is disclosed. The needle assembly is configured to prevent fluid/vapor escape therefrom so as to reduce or prevent fluid exposure to a clinician using the needle assembly. In one embodiment, the needle assembly comprises a handle portion including a needle extending therefrom, the needle defining a lumen for passage of a fluid therethrough. The needle assembly also includes a safety assembly defining a needle hole through which the needle initially extends. The safety assembly is selectively and axially slidable along the needle in order to shield a distal tip of the needle and prevent user contact therewith. A fluid isolation component is included in the safety assembly for isolating fluid escape from the needle. In another embodiment, an interface pad is included on the bottom of the needle assembly and includes an antimicrobial and/or haemostatic agent to protect the needle insertion site. | 10-22-2015 |
20160067106 | Protective Dressing For Skin-Placed Medical Device - A dressing for use in protectively covering and isolating a medical device placed on and/or through the skin surface of a patient is disclosed. Examples of such devices include infusion needles for accessing subcutaneously implanted access ports, catheters of various types and purposes, insulin infusion needles, etc. In one embodiment, a dressing for covering a medical device on a skin surface of a patient is disclosed and comprises a dressing portion that is configured to rest against a skin surface of a patient, with the dressing portion defining a hole, and a polymeric cover film that is at least indirectly attached to the dressing portion. The cover film includes a pliable domed portion aligned with the hole of the dressing portion. The pliable domed portion defines a cavity that is configured to receive therein the medical device when the dressing is placed on the skin of the patient. | 03-10-2016 |