Class / Patent application number | Description | Number of patent applications / Date published |
604164120 | Having biasing means for urging body piercer, obturator, or stylet | 29 |
20080269683 | INFUSION MEDIUM DELIVERY SYSTEM, DEVICE AND METHOD WITH NEEDLE INSERTER AND NEEDLE INSERTER DEVICE AND METHOD - An infusion medium delivery system, device and method for delivering an infusion medium to a patient-user, includes a needle inserter device and method for inserting a needle and/or cannula into a patient-user to convey the infusion medium to the patient-user. The needle inserter device and method operate to insert a needle and cannula into a patient-user's skin and automatically withdraw the needle from the patient-user, leaving the cannula in place and in fluid flow communication with a reservoir. The delivery device may include a base portion and a durable portion connectable to the base portion, and wherein the base portion can be separated from the durable portion and disposed of after one or more specified number of uses. The base portion supports the reservoir and the needle inserter device, while the durable portion supports a drive device for selectively driving the infusion medium out of the reservoir and into the needle and/or cannula. | 10-30-2008 |
20090088697 | CONTROL HANDLE WITH DEVICE ADVANCING MECHANISM - A catheter having an internal advancing mechanism that can advance stiffening wires or other devices, has a catheter with a catheter body, a tip section distal the catheter body, a device extending through at least the catheter body, and a control handle proximal the catheter body, where the control handle has an advancing mechanism with a threaded member, an adjustment member, and a guided member to which the device is connected, and the advancing mechanism is configured to advance and retract the device along the catheter body as controlled by a user. Each of the threaded member and the adjustment member has a generally cylindrical configuration. The threaded member has an outer surface configured with a helical guide channel. The adjustment member is configured to guide the guided member to move within the helical guide channel to advance and retract the device. The adjustment member can be rotatable over the threaded member by the user to control advancement and retraction of the device. The device may be a stiffener wire, a needle or any other device suitable for advancement and retraction in a catheter. | 04-02-2009 |
20090143738 | Method and apparatus for introducing intraluminal prostheses - An introducer for use in the implantation and retrieval of a device in a patient includes a catheter ( | 06-04-2009 |
20090306596 | INSERTER - The invention relates to an inserter for an infusion set for intermittent or continuous administration of a therapeutical substance such as e.g. insulin. The inserter comprises a needle unit comprising a needle hub ( | 12-10-2009 |
20100100046 | Cannulated apertured grooved director - A surgical instrument including a fixed or removable handle and a tubular member having a lumen extending therethrough with apertures at its proximal and distal ends permitting visualization of and access to body tissues. An access window in a distal portion of the instrument is formed through the wall of the tubular member and in communication with the lumen. | 04-22-2010 |
20100152665 | Cannula Insertion Device with Automatic Needle Retraction Comprising Only One Spring - An inserter for a medical device includes a housing, a carrier body that is movable relative to the housing. The carrier body further including a penetrating member defining a direction of insertion. The inserter including a second body that is movable relative to the housing and driving means that move respectively the carrier body and the second body relative to the housing. The driving means move the carrier body in the direction of insertion and the second body in a direction different from the insertion direction. | 06-17-2010 |
20100160865 | LUMBAR PUNCTURE DETECTION DEVICE - A device for drawing spinal fluid from a body part or injecting medication into the body part is disclosed. The device may include one or more measurement features (markings) that indicate the subcutaneous depth of the device as well as confirm placement and orientation of the spinal fluid withdrawing or medication injecting end of the device in the body part. The device may include a trocar and a cannula having a patient end, a non-patient end, an outer surface, and a central passage adapted to receive said trocar. One or more windows may be provided in or on the cannula, said windows extending from the outer surface of the cannula to the central passage. The windows may be spaced from the patient end of the cannula and from each other along a specific longitudinal axis of the cannula by a predetermined distance, such as 10 millimeters. Means for venting air from the cannula central passage and/or transparent/translucent material may be disposed in said windows. | 06-24-2010 |
20100331782 | BIOPSY GUIDANCE BY IMAGE-BASED X-RAY GUIDANCE SYSTEM AND PHOTONIC NEEDLE - A system for providing integrated guidance for positioning a needle in a body has two levels of guidance: a coarse guidance and a fine guidance. The system comprises a non-invasive imaging system for obtaining an image of the biopsy device in the body, for providing the coarse guidance. Furthermore, the system comprises an optical element mounted on the needle for obtaining optical information discriminating tissue in the body, for providing the fine guidance. | 12-30-2010 |
20110040253 | OPTICAL TROCAR - The present invention relates to an optical obturator which includes a sleeve having a longitudinal bore between a proximal end and a distal end. The longitudinal bore of the sleeve is configured to receive at least a portion of an endoscope or like image transferring system. An image passing member, such as an optical window is positioned at the distal end of the sleeve and is provided to permit optical images to pass into the longitudinal bore of the sleeve and to permit illumination light to pass to the surgical site. An automatically retracting blade is positioned distal to the image passing member to facilitate penetration of body tissue. | 02-17-2011 |
20110040254 | Insertion Device with Horizontally Moving Part - The invention relates to an insertion device comprising—a penetrating member ( | 02-17-2011 |
20110060287 | Insertion Devices, Insertion Needles, and Related Methods - Insertion devices for installing insertion sets to a user, insertion needles, methods for loading insertion devices with insertion sets, methods for installing insertion sets, methods for instructing others how to load and/or install insertion sets, and certain aspects of insertion sets, including insertion needle hubs. | 03-10-2011 |
20110125097 | Catheter Introducer with Hub Seal and Removal Tab - A catheter introducer having a catheter hub seal that is engageable with the rear opening of the catheter hub to impede liquid flow out of the catheter hub following catheter insertion and subsequent withdrawal of the needle following separation of the housing from the catheter hub. The catheter hub seal is preferably made of a rubbery material and can be disposed between the housing and catheter assembly or can be attachable to the catheter assembly. | 05-26-2011 |
20110257597 | INSERTION DEVICE FOR AN INSERTION SET AND METHOD OF USING THE SAME - An insertion device and insertion set. The insertion device for inserting at least a portion of at least one piercing member of an insertion set through the skin of a patient includes a device housing, a carrier body and a driver. The carrier body is slidably received within the device housing for movement between an advanced position and a retracted position. The carrier body also includes a receiving structure to support the insertion set in a position with the at least one piercing member oriented for insertion through the skin of the patient at a predetermined angle relative to the skin of the patient upon movement of the carrier body from the retracted position to the advanced position. The driver is operatively coupled between the device housing and the carrier body to urge the carrier body with a controlled force and speed from the retracted position toward the advanced position to place at least a portion of the at least one piercing member of the insertion set thorough the skin of the patient to install the insertion set to the patient. The receiving structure of the carrier body is removable from the insertion set while maintaining the installation of the insertion set to the patient. | 10-20-2011 |
20120004612 | Device for Administering a Cannula - A device for administering a cannula ( | 01-05-2012 |
20120041372 | MEDICAL IMPLEMENT INSERTION DEVICE - An insertion device for the introduction of a medical implement, the insertion device including a hollow body, a needle holder mounting portion, a needle holder, a needle adapted for a medical implement to be mounted therewith relative to the needle, biasing means to bias the needle and the needle holder into the hollow body, and a retaining mechanism adapted to at least temporarily retain the needle and the needle holder in a forward condition in which the needle extends forward of the hollow body against the biasing force of the biasing means. The retaining mechanism of the insertion device retains the needle and the needle holder in the forward condition until the medical implement is disassociated from the retaining mechanism and unless the retaining mechanism is operated independently to retain the needle holder and the needle in the forward condition. | 02-16-2012 |
20120109062 | AUTOMATED INSERTION ASSEMBLY - An automated insertion assembly includes a first dermal perforation assembly configured to releasably engage a first subdermal device. A first actuation assembly is configured to drive the first dermal perforation assembly into a user's skin to a first depth and drive the first subdermal device into the user's skin to a second depth. The second depth is greater than the first depth. | 05-03-2012 |
20120143137 | INSERTER MECHANISMS - An Inserter for inserting a needle through the skin of a user that includes: a needle holder block deployed in the inserter housing, the needle holder block displaceable between a cocked position and an insertion position such that when in the cocked position the needle holder block is biased toward the insertion position; a biasing element configured to bias the needle holder block toward the insertion position when the needle holder block is in the cocked position; and a manually operated mechanical controller for controlling displacement of the needle holder block so as to control at least a speed at which the needle holder block is displaced between the cocked position and the insertion position. Also described is an inserter having a mechanism for varying the biasing force of the biasing element so as to affect at least a speed at which said needle holder block is displaced. | 06-07-2012 |
20120157922 | INSERTER MECHANISMS - An inserter for inserting a needle of a drug delivery device through the skin of a user, the inserter having an inserter housing ( | 06-21-2012 |
20120197200 | INTRAVENOUS CATHETER AND INSERTION DEVICE WITH REDUCED BLOOD SPATTER - An venous access catheter is combined with a needle, guidewire, and actuator where the needle is disposed coaxially over the guidewire and the catheter is disposed coaxially over the needle. A hub at a proximal end of the access catheter includes a wiping element to clean blood from the needle and guidewire as they are removed and a side port to allow connection of fluids after the access catheter is placed. | 08-02-2012 |
20120209204 | ADHESIVE AND PERIPHERAL SYSTEMS AND METHODS FOR MEDICAL DEVICES - A repeater system may control a pump by using a repeater and a user interface. An adhesive patch system may be used for affixing a pump or other object to a human body. Such an adhesive patch system may include two sets of adhesive members, each member including an adhesive material on at least one side so as to attach to the body. The members of the first set are spaced to allow the members of the second set to attach to the body in spaces provided between the members of the first set, and the members of the second set are spaced to allow members of the first set to detach from the body without detaching the members of the second set. Also, fill stations and base stations are provided for personal pump systems. | 08-16-2012 |
20120220945 | INFUSION KIT WITH A RETRACTABLE NEEDLE - Infusion kit includes: a butterfly needle having a stiff rod-shaped body, at least a pair of coplanar wings laterally and outwardly extending therefrom; a cavity for receiving a slide, supporting a sliding needle from which an element projects and engages a straight groove along the body; the element being longer than the cavity and projecting from the body, is insertable in a housing connected to the groove to compressibly block a spring between the slide and the cavity bottom wall; an infusion cannula including a central and hollow cylinder, a flexible element, at least a coupling having an inner passage; the flexible element and the passage communicating via the cavity to allow draining a fluid or the supply from the outside; the flexible element is hollow and allows insertion of the needle of the butterfly needle through the cavity; at least a pair of coplanar wings extend from the cylinder. | 08-30-2012 |
20120283641 | Safety Catheter - A device and method for positioning a catheter to establish a fluid access site into the vasculature of a patient includes a luer assembly having a cannula or catheter, a shuttle assembly having a stylet for stiffening the catheter, and a holder assembly having an actuator for providing controlled retraction into a handle. The safety catheter comprises a flash window that allows a clinician to view when the vasculature of a patient has been properly accessed and to confirm that the stylet has been fully retracted into a safe position. | 11-08-2012 |
20120323181 | Intravenous Catheter Introducer with Needle Retraction Controlled by Catheter Hub Seal - A passive intravenous (“IV”) catheter introducer having a spring-biased needle retraction system that is triggered when the needle is manually withdrawn through a catheter hub seal. The catheter hub seal constricts to block the rearward flow of bodily fluid and wipe potentially infectious fluids off the outer surface of the needle as the needle is manually withdrawn through the catheter sheath and seal following insertion of the catheter into a patient's vein. No additional steps are needed to activate the needle retraction mechanism beyond manual removal of the needle from the catheter hub seal. | 12-20-2012 |
20130237918 | Insertion System and Insertion Kit - Insertion System ( | 09-12-2013 |
20130310751 | OVER-THE-NEEDLE INTRAVENOUS CATHETER ASSEMBLY WITH INTEGRATED INTRAVENOUS TUBING - An intravenous catheter device is provided which includes a catheter adapter having a fluid chamber, a needle adapter being slidably positioned within the fluid chamber, the needle adapter supporting a base of an introducer needle and a terminal end of a section of intravenous tubing such that a fluid pathway of the introducer needle is in fluid communication with a fluid pathway of the section of intravenous tubing. Following catheterization, the needle adapter is slid to a preferred proximal position whereby a sharpened tip of the introducer needle is shielded within a catheter of the intravenous catheter device, or a portion of the fluid chamber of the catheter adapter. When in the preferred proximal position, fluid communication between the catheter and a section of intravenous tubing is facilitated via the hollow body of the introducer needle. | 11-21-2013 |
20140135703 | CLOSED-SYSTEM CATHETER ASSEMBLY - A catheter system including an insertion device and a catheter device. The insertion device includes a housing, a latch, a needle for insertion into a patient; and a spring. The catheter device includes a housing comprising a chamber, and a seal disposed in said chamber. The seal is configured to reseal when the needle is withdrawn from the seal such that blood is sealed in the chamber. The spring relaxes and thereby retracts the needle entirely into the housing of the insertion device when the latch decouples from the catheter device. | 05-15-2014 |
20140276435 | Needle Retraction Apparatus - A needle retraction apparatus comprising a body having a forwardly projecting needle, a needle retraction mechanism seated inside the body and biasing the needle rearwardly relative to the body, a slide member attachable to the body and having an opening communicating with a needle retraction cavity projecting away from the body, and an actuator rotatable relative to the slide member to reposition the slide member from a first position preventing needle retraction to a second position permitting needle retraction. An IV catheter introducer comprising the subject needle retraction apparatus is also disclosed. | 09-18-2014 |
20140336583 | CATHETER ASSEMBLY - A catheter assembly is disclosed. The catheter assembly comprise a hub assembly ( | 11-13-2014 |
20180021057 | Trocar Assemblies With Movable Atraumatic Tip And Methods For Use | 01-25-2018 |