Abstract: A valve for use in an endoscope may comprise a proximal valve stem member having a first lumen extending from a proximal opening at a proximalmost end of the proximal valve stem member to a distal opening at a distalmost end of the proximal valve stem member. A distal valve stem member may have a second lumen with a proximal opening at a proximalmost end of the distal valve stem member. The proximalmost end of distal valve stem member may be received within the distal opening of the first lumen. The distal valve stem may be movable relative to the proximal valve stem.

Abstract: Disclosed herein is a delivery system for percutaneous heart valve repair, the delivery system including a steerable sheath configured to provide percutaneous access into a heart and to deliver an implant. The system may also have a steering mechanism configured to manipulate and orient the implant, a ball joint mechanism configured to connect the steerable sheath to the steering mechanism, a main knob assembly configured to advance and retract a multilumen shaft assembly, a stabilizing tool including a plurality of prongs configured to engage the implant within the heart to make an intimate contact with the heart tissue using a stabilizer and a tongue assembly, and a back assembly including: the actuation mechanism, a suture routing mechanism, a tip lock mechanism, and a back cover configured to protect all sutures being cut by mistake.

Abstract: Methods and devices for performing minimally invasive procedures useful for Fallopian tube diagnostics are disclosed. In at least one embodiment, the proximal os of the Fallopian tube is accessed via an intrauterine approach; an introducer catheter is advanced to cannulate and form a fluid tight seal with the proximal os of the Fallopian tube; a second catheter inside the introducer catheter is provided to track the length of the Fallopian tube and out into the abdominal cavity; a balloon at the end of the second catheter is inflated and the second catheter is retracted until the balloon seals the distal os of the Fallopian tube; irrigation is performed substantially over the length of the Fallopian tube; and the irrigation fluid is recovered for cytology or cell analysis.

Abstract: Disclosed are chromatography systems employing a releasable coupling (100) for holding a fluid tubing to a spigot, the coupling comprising: a cylindrical inner component (110) for accepting a fluid tubing (30), said inner component including a resiliently deflectable portion (118) arranged to urge an outer surface of the tubing toward a spigot; and a cylindrical collar (130) having and internal through-aperture (132) for slideably accepting the inner component, the aperture and resilient portion having complementary surface formations which in a first position of the collar mounted to the inner component provide for said resilient deflection in use, and which in a second different position do not cause said deflection, the coupling being characterized in that the collar comprises a collar flange (134) extending outwardly away from the aperture of a size allowing manual manipulation of the collar between the first and second positions. Chromatography systems employing said couplings is disclosed also.

Abstract: Antiseptic caps that can be used to disinfect and/or protect medical connectors are disclosed herein. In some embodiments, the antiseptic cap can include a first chamber configured to be removably attached to the medical connector. Delivery systems for use with medical articles are also disclosed herein. In some embodiments, the delivery system comprises various dispensing systems for antiseptic caps and/or antiseptic cap holder assemblies. In some embodiments, the delivery system can be configured to permit the medical articles to be individually removable from the delivery system.

Abstract: A connector assembly for connecting medical lines (3, 4) to each other comprises a first connector (1) having an insertion shaft (12), and a second connector (2) having an insertion opening (22). For connecting the first connector (1) and the second connector (2) to each other, the insertion shaft (12) of the first connector (1) is insertable along an insertion direction (I) into the insertion opening (22) of the second connector (2). For releasing the first connector (1) and the second connector (2) from each other, the insertion shaft (12) of the first connector (1) is removable from the insertion opening (22) of the second connector (2).

Abstract: Some embodiments relate to a luer connector comprising a housing having a hollow bore therethrough, a first end, and a second end, a male luer tip supported by the housing configured to rotate with respect to the housing, the luer tip having a first open end and a passageway through the luer tip in fluid communication with the first open end, and a substantially rigid internal member extending into the passageway of the luer tip toward the first open end of the luer tip. In some embodiments, at least one of the luer tip and the internal member can be axially moveable between a first closed position and a second open position relative to the other of the luer tip and the internal member. Further, the luer tip and the internal member can cooperate such that rotation of the luer tip in a first direction relative to the housing increases an axial displacement between the first open end of the luer tip and an end portion of the internal member.

Abstract: A medical device including a connector portion having a distal end and a proximal end, and a screw groove configured for fluid communication between the connector portion and another medical device. The screw groove has a first side wall provided close to the distal end and a second side wall provided close to the proximal end. The first side wall has a stop portion whose lead angle has been reduced or eliminated.

Abstract: An electrode loop assembly for a catheter includes a form wire shaped as a loop, an activation wire coupled to the form wire, and a support tube defining a lumen and enclosing the form wire and the activation wire therein. The activation wire is operable to selectively vary a diameter of the loop, and is routed along a radial inner side of the form wire. The support tube extends along a longitudinal axis from a proximal end to a distal end, and has an oblong cross-section having a major axis. The support tube is twisted about the longitudinal axis such that an orientation of the major axis changes along a length of the support tube.

Abstract: A catheter assembly may include a catheter adapter. A body of the catheter adapter may include a distal end, a proximal end, and a lumen extending through the distal end and the proximal end. A catheter may extend distally from the distal end of the body. The catheter adapter may include a side port, which may extend outwardly from the body. The catheter assembly may include a valve disposed within the lumen. The valve may include a channel extending through the valve. The catheter assembly may include a cannula fixed within the side port and disposed within the channel. The cannula may include an opening, and the valve may be configured to compress to expose the opening from within the valve.

Abstract: A medical device holding assembly includes a carrier sheath, which carries an endoluminal medical device such as an embolization coil. The assembly also includes a housing including at least one holding element to hold the sheath, and a fixation device attached to the housing and coupled to the sheath. The fixation device includes a locking element having an unlocked configuration, which allows the sheath to slide relative to the housing, and a locked configuration, which fixes the sheath to the housing. A lock actuator is configured to lock permanently the locking element into the locked configuration. As a result, the sheath with the medical device held therewithin cannot be removed from the holding assembly during the deployment procedure, thereby ensuring that the procedure can be carried out by a single person and also protecting the integrity of the medical device before it is deployed into a patient.

Abstract: Embodiments of negative pressure wound therapy systems, apparatuses, and methods for operating the systems and apparatuses are disclosed. In some embodiments, the apparatus includes a negative pressure source, a connector port, at least one switch, and a controller. The negative pressure source is connected through the connector port to either (i) a wound dressing having a canister configured to store fluid aspirated from the wound or (ii) a wound dressing without a canister between the connector port and the wound dressing. The controller determines, based on a signal received from the at least one switch, whether the canister is positioned in the fluid flow path and adjusts one or more operational parameters of negative pressure wound therapy based on the determination. The switch is activated by the connection of either the canister or canisterless wound dressing to the apparatus.

Abstract: A member joining method includes: a placement process of arranging a first member and a second member inserted into the first member so that a gap surrounding the second member is provided between the first member and the second member; a filling process of filling a molten resin into the gap and applying pressure to the resin so as to cause at least one member of the first member or the second member to undergo elastic deformation; and a pressure maintaining process of maintaining the pressure until the resin that has been filled into the gap has cured.

Abstract: The present invention relates to a catheter valve for use with a catheter. The catheter valve comprises an inlet nozzle at a front end of the valve and an outlet nozzle at a rear end of the valve. The valve comprises a longitudinal stem encapsulated within a middle section of the valve which extends in between the front end and the rear end of the valve.

Abstract: Embodiments relate to a system for providing a first fluid and a second fluid. The system includes a catheter hub, a flexible cover, and a catheter. The flexible cover is configured to attach to the catheter hub and provide a seal therewith. The catheter is configured to be at least partially arranged within the catheter hub and the flexible cover and pass through the seal. The catheter includes a primary lumen and a secondary lumen, wherein the primary lumen is configured to provide the first fluid at a distal end of the catheter, and the secondary lumen is configured to provide the second fluid at each of a plurality of apertures arranged on an outer radial wall of the catheter.

Abstract: An implantable system includes a ventricular assist device and a cuff for attachment to a heart. The ventricular assist device includes an inlet cannula. The cuff defines an opening for insertion of the inlet cannula into the opening. The cuff includes an annular fastening member and an attachment member. The annular fastening member is configured to be sutured to heart tissue. The attachment member includes flexible extensions. Each of the flexible extensions is configured to interface with the inlet cannula during insertion of the inlet cannula into the opening so as to cause the flexible extension to flex outward to accommodate passing of the inlet cannula along the opening. Each of the flexible extensions is configured to interface with the inlet cannula to impede extraction of the inlet cannula from the opening.

Abstract: An electronic device includes a housing, a first printed circuit board (PCB) provided within the housing, a second PCB provided within the housing, and a battery. The second PCB is separate and distinct from the first PCB and is communicatively coupled to the first PCB. The battery is located in a space separating the first PCB and the second PCB. The battery is configured to provide power to the first PCB and the second PCB.

Abstract: Devices used to disinfect and maintain sterility of a medical valve connector are disclosed. The devices may comprise an insert that is configured to dispense disinfecting solution when the device is coupled to the medical valve connector. Insert grooves are configured to collapse sequentially as the insert is compressed by the medical valve connector.

Abstract: Methods and apparatus for cleaning a central venous catheter port are disclosed. An apparatus includes a body, a coupling configured to connect the body to the hub, a cleaning cap coupled to the body, and an actuator disposed within the body for rotating and translating the cap relative to the hub. The cleaning cap includes a cap body defining a cavity and a cleaning member disposed within the cavity, the cleaning member having threads that engage with the threads on the hub.

Abstract: A pressure pod for haemodialysis medical lines includes a hollow body with an intermediate flexible membrane which delimits a gas chamber and a liquid chamber with inlet and outlet tubular fittings for connection to the haemodialysis medical line. A female luer-lock connector has an outer tubular body and an inner tubular body on which the outer tubular body is axially blocked rotatably. A tubular fitting is engaged within an annular cavity formed between the inner and outer tubular bodies of the female connector.

Abstract: Hemostasis valves and methods for making and using hemostasis valves are disclosed. An example method for assembling a hemostasis valve may include positioning a plunger along a threaded proximal end region of a main body. The threaded proximal end region may include one or more threads and an axial slot extending through the one or more threads. The method may also include advancing the plunger along the threaded proximal end region to a position where a proximal end of the plunger is disposed distally of at least a portion of the one or more threads and disposing a nut adjacent to the threaded proximal end region. The method may also include aligning an alignment tab of the nut with the axial slot, engaging the nut with the one or more threads while the alignment tab is aligned with the axial slot, and rotating the nut 45-270°.

Abstract: A multi-purpose covering for use with a medical device having a housing and an access port includes a substrate with a first end and a second end. The substrate defines the structure of the covering. The covering also includes a first securing portion nearer the first end of the substrate for securing at least one protective cap to the substrate, and a second securing portion nearer the second end for securing the substrate to the medical device. To protect the access port when the covering is sealed to the medical device, the covering can also include a sealing portion configured to be releasably secured to the medical device.

Abstract: Systems, devices, and methods are provided for delivering chemical and electrical stimulation across one or more neural circuits. The systems, devices, and methods can also be used for sensing and recording specific neural activity. In certain embodiments, a system includes first and second fluid reservoirs, a manifold, and a delivery tube. The manifold may include first and second chambers therein. The first chamber may be in fluid communication with the first reservoir, and the second chamber may be in fluid communication with the second reservoir. The delivery tube may include a first conduit in fluid communication with the first chamber, a second conduit in fluid communication with the second chamber, and a third conduit configured to house an electrode therein. In this manner, a distal tip of the delivery tube is configured to be positionable adjacent to the one or more neural circuits for providing chemical and electrical stimulation thereto.

Abstract: A device for use with a uterine tamponade balloon catheter apparatus, such as the Bakri postpartum hemorrhage balloon, is disclosed. The device comprises a stylet comprising a hub at its proximal end. The device is configured to be removably coupled to the tamponade balloon catheter apparatus to aid in the insertion and positioning of the tamponade balloon catheter within the uterine cavity, allowing the balloon to function as intended for the control and management of postpartum hemorrhage and uterine bleeding. Methods of use of the device are also disclosed.

Abstract: The breakaway assembly includes a first breakaway subassembly and a second breakaway subassembly. The subassemblies are configured to connect, which causes bellows sheaths in each subassembly to compress and open pores, allowing fluid to flow through the subassemblies. The subassemblies can be connected to luer tip. The luer tips can be connected to an intravenous (IV) fluid line or other types of lines used in the medical field to move fluids. This allows the movement of fluid from a fluid-holding component to a patient. Unless the subassemblies are locked together, the subassemblies will be disconnected under the correct amount of pressure. This disconnection closes the pores on the subassemblies, which keeps fluid from leaking, and prevents the contamination of the IV line. Luer tips may also be connected to the subassemblies. Some of the luer tips allow for the quick connection of the luer tip to the subassembly through a flange being inserted into a notch or flange acceptor.

Abstract: A connector for medical fluid vessels includes a fluid-seal fitting such as a male plug defining a lumen and mating with a cooperating connector, a mechanical fastener such as a screw thread for mating with the cooperating connector, and an outer housing positioned around the plug to form an annular space. Optionally, a cap can be provided with a fluid-seal fitting such as a male plug for mating with the lumen of the connector. The connector includes one or more vent openings for drainage and air-drying of any residual fluid in the annular space when capped, as well as for breaking a vacuum to prevent fluid backflow and thus ensure more accurate dosing. In some embodiments, the vent openings are provided in the outer housing. And in some embodiments, the vent openings are provided in the cap.

Abstract: A medical fluid coupling for connecting a fluid line to a connection section of a blood treatment apparatus or for connecting to a connecting adapter comprises at least one main body. The main body includes a first latching element with a first section. The first section is designed to be elastically bendable and/or elastically tiltable. The main body may optionally include a second latching element with a second section. At least one of the first latching element and the second latching element comprises a recess for receiving a protrusion of the connection section and/or a protrusion to reach into a recess of the blood treatment apparatus or of the connecting adapter.

Abstract: Described here are devices, systems, and methods for forming a fistula between two blood vessels. Generally, the systems may comprise a first catheter and a second catheter, which may comprise one or more fistula-forming elements. The first and second catheters may comprise one or more magnets, which may be used to assist in bringing the first and catheters in closer proximity to facilitate fistula formation. In some variations, the magnet may have a plurality of magnetic domains each characterized by a magnetic flux vector, with the magnetic flux vectors of the magnet passing through a common magnetic origin.

Abstract: Described here are devices, systems, and methods for forming a fistula between two blood vessels. Generally, the systems may comprise a first catheter and a second catheter, which may comprise one or more fistula-forming elements. The first and second catheters may comprise one or more magnets, which may be used to assist in bringing the first and catheters in closer proximity to facilitate fistula formation. In some variations, the magnet may have a plurality of magnetic domains each characterized by a magnetic flux vector, with the magnetic flux vectors of the magnet passing through a common magnetic origin.

Abstract: A pulmonary artery flow restrictor system includes a funnel shaped membrane with a proximal base and a restrictive distal opening which is stretchable to larger sizes. A self-expanding frame is attached to the proximal base of the membrane for securing the membrane within the pulmonary artery.

Abstract: An enteral feeding connector, coupling or syringe tip configured for compatibility with blenderized feeding applications. The connector, coupling or syringe tip has a minimum internal bore dimension greater than the standard ENFit coupling specifications, to provide improved delivery of blenderized food.

Abstract: A tubular fitting for medical fluid lines includes a hollow body within which a male connector and an opposite female connector are coaxially housed. The male connector is coupled in rotation with respect to the body in a direction corresponding to a screwing with a female connector of the line, while it is normally freely rotatable in the unscrewing direction, in the same way as the female connector is coupled in rotation with respect to the body in the direction corresponding to the screwing with a male connector of the line, while it is normally freely rotatable in the unscrewing direction. The male connector and/or the female connector can possibly be locked in rotation with respect to the body in the unscrewing direction, only following a positive command.

Abstract: An implantable system includes a ventricular assist device (VAD), a cuff for attachment to a heart, and a latching mechanism attached to the VAD. The VAD includes an inlet cannula. The cuff defines an outward facing circumferential groove and an opening for the inlet cannula. The cuff includes a plurality of ridges disposed at least partially within the outward facing circumferential groove. The latching mechanism is reconfigurable between an unlatched configuration in which the latching mechanism accommodates insertion of the inlet cannula into the opening and a latched configuration in which the latching mechanism is engaged with the cuff to restrain the position of the inlet cannula relative to the cuff and engaged with at least one of the plurality of ridges to block rotation of the VAD relative to the cuff.

Abstract: In some embodiments, a medical fluid connector is configured to receive an emitter of therapeutic agents to be emitted into a fluid pathway within the connector, the medical fluid connector comprising a proximal female end, an intermediate region, a distal male end, and a fluid pathway extending from the proximal female end, through the intermediate region, to the distal male end. A retaining structure is positioned within the intermediate region. The retaining structure is configured to securely receive an emitter of one or more therapeutic agents in a position and orientation where the fluid pathway is configured to convey fluid moving longitudinally through the fluid pathway directly into a proximal region of the emitter, around one or more lateral surfaces of the emitter, and toward the distal male end.

Abstract: A catheter assembly may include a catheter adapter, which may include a proximal end, a distal end, and a lumen extending between the proximal end and the distal end. The distal end may include a catheter configured to be inserted into vasculature of a patient. The catheter assembly may also include a septum, which may be disposed within the lumen of the catheter adapter. The septum may be secured within the lumen in response to increased pressure by one or more of the following: one or more septum stoppers, a retention disc of a needle assembly, a U-shaped washer, and a conical washer.

Abstract: A rotatable fluid flow connector including a base element and a rotatable element, the rotatable element being non-removably but rotatably connected to the base element for rotation about a common axis. For use in a rotatable fluid flow connector including a base element, a rotatable element arranged for locking engagement with the base element and rotation with respect thereto about a common axis, the rotatable element being formed with a flange having at least one flange surface extending in a plane which is perpendicular to the common axis.

Abstract: 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.

Abstract: A set of instruments configured to deliver a therapy to a bone can include a cannulated syringe. The cannulated syringe can extend along a longitudinal axis between a proximal and a distal end. The cannulated syringe can have an inner tube and an outer tube that are interconnected at the distal end as a single fixed unit. A first cannulation can be formed along the longitudinal axis of the cannulated syringe within the inner tube and a second cannulation can be formed within an annular space between the inner and outer tubes. The outer tube can define an opening through a sidewall thereof. The cannulated syringe can be closed from fluid communication between the inner and outer tubes.

Abstract: A catheter suitable for delivering an electric current to the body, in particular a catheter having electrodes that can be positioned independently of the main elongate shaft of the catheter. More particularly the catheters include a movable sleeve that incorporates the electrodes. A movable sleeve includes one or more electrodes and advances in the construction of the electrodes and related components is disclosed. Methods for positioning electrodes at a treatment site in the body for diagnostic or therapeutic applications, particularly electrical pharyngeal stimulation are also disclosed.

Abstract: Various embodiments of the present invention are directed to equalizing pressure in a reservoir containing fluidic media, possibly due to imperfect installation of the reservoir or an external influence such as an altitude or a temperature change. In various embodiments, fluidic media may be expelled from the reservoir through a needle and contained in an interior volume of a pierceable member before the needle pierces the pierceable member to establish a flow path to a user. In other embodiments, fluidic media may be expelled through a port of the reservoir into a chamber or to the outside environment. In further embodiments, fluidic media may be expelled through a channel in a plunger head and out a passage in the reservoir when the channel and passage are aligned. In other embodiments, fluidic media may be expelled through a valve, and the valve may be pierceable by a needle to establish a flow path to the user.

Abstract: A catheter includes a tissue-removing element and a tissue-containment chamber configured to receive tissue removed by the tissue-removing element. The tissue-containment chamber has a tissue-removing opening for use in removing tissue from the chamber. A closure component is associated with the tissue-removing opening for selectively opening and closing the opening.

Abstract: A medical device may include a device handle having a diverter block non-movably disposed within an interior cavity of the handle, the diverter block including at least one lumen extending longitudinally therethrough and a distal mounting portion. A delivery sheath may be coupled to the device handle. A catheter assembly may extend distally from the device handle within the delivery sheath. The catheter assembly may include a multi-lumen polymeric shaft coupled to the diverter block, and a metallic hypotube section disposed about and fixedly attached to a proximal end of the shaft. The hypotube section may releasably lock the shaft to the diverter block in fluid communication with the at least one lumen of the diverter block. The delivery sheath may be axially translatable relative to the device handle and the catheter assembly may be fixed in position relative to the device handle.

Abstract: A needle assembly has a needle hub that has a body to which are formed two plates at opposite sides thereof in a parallel relationship. The plates have respective upper edges and lower edges that lie substantially along respective planes, so that the needle hub may be stably placed onto a surface by means of the respective edges. A partition is formed orthogonally proximate to the front ends of the parallel plates. The partition and the parallel plates together provide upper and lower three point stable supports for the needle hub. A notch at the partition provides a guided line of sight to the tip of the needle for the user. The connector at the proximal portion of the needle hub has a non-conventional configuration that allows it to mate only with a counterpart special connector of a fluid conveying device that has a complementary non-conventional configuration.

Abstract: The invention relates to a device for sterile connection of single-use medical articles, consisting of an outlet connector (1), which has an outlet cylinder (4) that is equipped with a seal (6) and that is closed at one of its ends. A union nut (8) is provided on the outlet connector (1), and of an inlet connector (2), which can be connected with the outlet connector (1) and which is closed at one of its ends. The outlet connector (1) and the inlet connector (2) are respectively closed at their ends turned toward one another with a perforation seal (9, 9?).

Abstract: A luer lock adaptor including a housing defining an axis, an internal luer lock element having a threading, the internal luer lock element being located internally of the housing and being rotatably mounted thereto for rotation about the axis relative to the housing, in a manner which permits rotation of the luer lock element relative to the housing in a first rotation direction about the axis and limits rotation of the luer lock element relative to the housing in a second rotation direction about the axis, opposite to the first rotation direction, whereby the location of the internal luer lock element internally of the housing prevents manual access to the internal luer lock element for limiting rotation thereof in the first rotation direction.

Abstract: The invention relates to a liquid extraction module (1) for extracting liquid from a liquid tank, in particular of an exhaust-gas aftertreatment system of a motor vehicle, having an insert part (2) which is produced at least substantially from plastic and which has at least one extraction opening (5) and at least one plug connector (14) for the electrical contacting of an electrical consumer (10, 7) of the liquid extraction module (1). It is provided that a housing (16) of the plug connector (14) is formed separately and has at least one encapsulated undercut (22, 32) for fastening to the insert part (2).

Abstract: An injection site for medical lines includes a tubular body made of molded plastic material within which an elastic element made of thermoplastic material is overmolded on an enlarged end of the tubular body. The enlarged end delimits an inner annular flange and is formed with at least one radial through-hole through which the elastic element is overmolded in order to rest axially against the inner annular flange and fill the radial through-hole with an appendage.

Abstract: A needleless connector module comprises: a sleeve tube, an elastic valve, a flow guiding unit and an extension unit. The elastic valve sleeves a guiding tube of the flow guiding unit. A hollow shoulder portion of the elastic valve abuts a slanted retaining wall of the sleeve tube. Under a first usage condition, the hollow head portion of the elastic valve encloses the guiding tube narrow portion, hiding the first guiding opening in the airtight seam. Under a second usage condition, an injection tube presses the top face of the elastic valve, a hollow head portion of the elastic valve presses downward, driving the valve inner wall to abut a waist platform formed on the guiding tube, such that the first guiding opening is exposed outside the airtight seam, and such that the first guiding opening is connected to an injection opening of the injection tube.

Abstract: In one general aspect, an implant includes a cuff defining an opening configured to receive a cannula coupled to a heart pump. The implant includes a coupling mechanism having a first position and a second position, the cuff being uncoupled from the cannula in the first position and the coupling mechanism coupling the cuff to the cannula in the second position. The implant includes a locking mechanism configured to secure the coupling mechanism in the second position, and the locking mechanism is configured to be moved to a locked position after the coupling mechanism is in the second position.

Abstract: A device for securing an oral tube, such as an endotracheal tube, positioned in a patient's trachea includes a support surface, such as an open channel, for supporting the tube. First and second arms extend outwardly from the open channel. The first and second arms form an arch having first and second ends. Bite blocks are provided adjacent the first and second arch ends for contacting the patient's teeth or gums, and a receiver for securing the tube against the support surface is likewise provided. A flexible member having first and second ends for looping around the patient's nasal septum is likewise provided. At least one of the ends of the flexible member is received in a retainer and assists in securing the device in position.