Abstract: Device for folding an instrument tray into a packaging material, comprising a supporting surface for supporting the instrument tray during folding of the instrument tray into the packaging material, a first folding plate and a second folding plate, a movable folding aid for fixing the packaging material over a predefined line portion before and/or during the making of a fold, at least one movable clamp for gripping and moving the packaging material, a control unit for controlling the movement of the first folding plate between its respective first and second positions, the movement of the second folding plate between its respective first and second positions, the movement of the folding aid, and the movement and clamping and release of the at least one clamp.

Abstract: Systems and methods for creating multi-spot laser light beams, multiplexing an illumination light and the multi-spot laser light beams, and delivering the multiplexed light to a surgical handpiece via a multi-core optical fiber cable.

Abstract: A computing system may receive first operation data associated with a first surgical procedure and second operation data associated with a second surgical procedure. The computing system receive first outcome data associated with the first surgical procedure and second outcome data associated with the second surgical procedure. The computing system determine that each of the control algorithm of the first surgical device and the control algorithm of the second surgical device is an up-to-date control algorithm associated with the first surgical device type. The computing system generate first aggregation data based on at least the first operation data, the second operation data, the first outcome data, and the second outcome data. Based on the first aggregation data, the computing system determine a correlation between a first aspect of the up-to-date control algorithm and outcome data. Based on the determined correlation, the computing system generate an updated up-to-date control algorithm.

Abstract: Embodiments related to methods of use of an image analysis system for identifying residual cancer cells after surgery are disclosed. In some embodiments, a patient-specific threshold used to detect abnormal cells in a surgical site can be determined. A medical imaging device can be configured to produce a set of images of an anatomy of a patient. An image analysis system, comprising one or more processors, can be configured to receive the set of images, and analyze the set of images to determine a patient-specific threshold to use to detect abnormal tissue of the patient.

Abstract: The present inventions provide a portable, reliable open and go system for training, proctoring and procedure support during medical interventions, procedures and all manner of diagnostics extending access to care to those unable to reach other facilities, among other things. The Envisimed™ brand of system brings near zero latency Cross Reality (X-Reality/XR) technology to medical procedure support and remote collaboration, extending the reach of global health-care equity past the institutional settings that are not available to all.

Abstract: According to embodiments, a method and apparatus for processing a three-dimensional (3D) intraoral model are provided. The method of processing a 3D intraoral model may include obtaining a tooth model and a gingival model from the 3D intraoral model, deforming the gingival model by reflecting an amount of movement of gingiva according to a displacement indicating movement of one or more teeth included in the tooth model, obtaining a final gingival model by suppressing, using one or more control factors, at least a part of the displacement indicating movement of the teeth from being reflected in the amount of movement of the gingiva, and displaying, on a display, the obtained final gingival model and a final tooth model representing movement of the one or more teeth included in the tooth model.

Abstract: Disclosed are a digital tooth setup method using a graphical user interface for tooth setup and a device therefor. The digital tooth setup method according to an embodiment can dispose, on a loop-shaped guide interface, a manipulator including at least one of a tooth fine-adjustment interface and an interface for a treatment technique. Therefore, use convenience can be increased when teeth are set up by using the manipulator.

Abstract: A novel method incorporates ground dentin as a bioactive bone graft. An extracted tooth is processed into a sterilized particulate bone replacement graft material. While the graft material is being processed and sterilized, the roots of the adjacent tooth with periodontal disease are cleaned of physical debris. The outer smear layer is removed, exposing the dentin tubules and collagen by treatment with EDTA. The processed, sterilized dentin is then used alone or mixed with mineralized allograft and formed into a PRF block to help it maintain volumetric shape during the initial healing process. After insertion into the surgical site, it is covered by a barrier, preferentially a bioactive amnion/chorion barrier. The flaps are then sutured to attempt to obtain primary closure over the graft and barrier.

Abstract: By using techniques to diverge an emitted beam, the same base device may be utilized as either a cutting laser or a curing light. The use of multiple frequency laser modules (312) and a selection of emitter heads (304) allow for systems (300) which may be used for a wide variety of medical and dental procedures. Each system (300) has a plurality of emitter heads (304) to select from either a curing light, a cutting laser, or any other therapeutic energy emission all while utilizing the same laser module (312). Various structures of emitter heads are disclosed, as well as laser modules and connection strategies.

Abstract: Injection systems and methods of using the same are described herein. Each injection system may include one, two, or more needles, with each needle being configured to move needle between an injection position and a retracted position to deliver an inoculant. The injection needles may rotate about a carriage axis that extends through the injection axis along which each needle moves when moving between their injection and retracted positions. The injection needles in systems that include two or more injection needles may be advanced from the retracted position to the injection position at the same or different times.

Abstract: The present invention includes a biological vaginal graft with a central body and a plurality of extension members. The central body has a tapered dimension from a bottom portion to a bottom portion. The extension members extend outward from the central body, disposed on opposing sides of the bottom portion. The central body and the extension members are composed of tissue graft material. The extension members, as being composed of the tissue graft material, as affixable via a grafting medical procedure to a vaginal canal of a patient.

Abstract: An implantable mesh device includes a surface layer on at least a portion thereof. The surface layer includes a plurality of extending members that mechanically interact with microbiota to disable the microbiota.

Abstract: The disclosure relates to a medical implant for treating aneurysms, including a support structure, which has a compressible and expansible lattice structure lattice elements that define lattice openings, wherein the lattice structure is covered at least in part with an in particular electrospun membrane of fibres, which membrane includes at least one luminal functional layer and at least one abluminal protective layer, which each have pores, wherein the porosity of the functional layer is less than the porosity of the protective layer. The membrane is so configured that at least the pores of the functional layer open, as a result of a pressure gradient arising between a liquid pressure in an inner through channel of the support structure and a liquid pressure outside the protective layer, so as to increase the throughflow of liquid through the membrane.

Abstract: The present application discloses a stent-graft prosthesis and a method for navigating such stent-graft prosthesis e.g. to a branch vessel. A first stent-graft prosthesis may include a main body and at least one lateral side branch connected to the main body. A further stent-graft prosthesis according to examples has a body having a generally tubular wall structure, the wall structure of the further stent-graft prosthesis including an orifice element (610) for receiving a guiding element (10). Preferably the wall structure has an overlap region (630) for interconnection, e.g. to the first stent-graft prosthesis. The orifice element (610) is then arranged at said overlap region, wherein said overlap region is preferably arranged at a proximal end region of said body.

Abstract: A composite scaffold having a highly porous interior with increased surface area and void volume is surrounded by a flexible support structure that substantially maintains its three-dimensional shape under tension and provides mechanical reinforcement during repair or reconstruction of soft tissue while simultaneously facilitating regeneration of functional tissue.

Abstract: Methods for affixing soft tissue to an implant. The implant has a soft tissue attachment structure that includes a surface defining one or more troughs, and either at least one ingrowth plate spanning a portion of the trough and defining a suture tunnel between the ingrowth plate and trough for receiving a suture, or fixation bridges spanning a portion of the one or more troughs, each fixation bridge and respective trough defining a suture tunnel for receiving suture. Systems for performing the method are also disclosed.

Abstract: An intraocular lens (IOL) based on a metasurface, includes: a front optical lens, a rear optical lens, an equatorial plane, and an optical loop. The front optical lens and the rear optical lens are connected through the equatorial plane. The optical loop is connected with the equatorial plane. A metasurface structure is arranged on the equatorial plane. The metasurface structure includes a plurality of nanostructure units with a phase distribution of a planar axicon lens. A Gaussian beam is generated based on a biconvex lens structure of a conventional IOL, and the phase distribution of the planar axicon lens is loaded through a geometric phase of the metasurface structure, such that a Bessel-Gaussian beam is generated.

Abstract: An intraocular lens (IOL) configured to support a first optic for functioning as a single lens IOL and configured to support a second optic for functioning as a dual optic IOL. The base includes a first optic for providing a base power. A recess in an anterior rim of the base is configured for positioning a radial extension of a second optic. The geometry of the recess is configured to securely couple to the radial extension to prevent rotation of the second optic relative to the base and prevent tilting of the second optic relative to an optic axis.

Abstract: A prosthetic heart valve system may include a collapsible anchor frame which may include a support frame that has a central portion, and atrial and ventricular portions flared radially outwardly from the central portion. The atrial and ventricular portions may be sized to sandwich or clamp an annulus of the heart valve. An atrial sheet may be coupled to the atrial portion of the support frame and may extend radially inwardly to a central aperture in the atrial sheet, the atrial sheet being formed of a material that is substantially impermeable to blood. The system may include a leaflet support structure, an inflow end of the leaflet support structure coupled to the atrial sheet. The atrial sheet may define an opening positioned radially outside of the leaflet support structure so that blood flowing around an exterior of the leaflet support structure passes through the opening.

Abstract: An integrated valve prosthesis includes an anchor stent, a tether component, and a valve component. The anchor stent includes a self-expanding tubular frame member configured to be deployed in the annulus of an aortic valve or the aorta. The valve component includes a valve frame and a prosthetic valve coupled to the valve frame, and is configured to be deployed within the anchor stent. The tether component includes a first end coupled to the anchor stent and a second end coupled to the valve frame. In the delivery configuration, the tether component extends in a first direction from the anchor stent to the valve component, and in the deployed configuration, the tether component extends in a second direction from the anchor stent to the valve component. The second direction is generally opposite the first direction. The tether component may set the location of the valve component relative to the anchor stent.

Abstract: An improved holder and storage system for prosthetic heart valves that pre-shields or pre-constricts the commissure posts of the valve to prevent suture looping. Pre-shielding and pre-constriction mean at the time of manufacture, so that the valves are stored with the commissure posts shielded and/or constricted. The holders may have solid legs that directly contact and constrict and hold the commissure posts without the use of sutures in tension that might creep over the time in storage. The holder may have a base in contact with the inflow end and a shaft portion that projects through the valve leaflets and cooperates with movable legs on the outflow end of the valve in contact with the commissure posts. The holders may, alternatively, have flexible leg members that extend through the valve and have distal end portions configured to extend over and shield the tips of commissure posts.

Abstract: Balloon catheters for delivery of prosthetic heart valves are configured to deploy a prosthetic heart valve through inflation. The balloon catheters are further configured with one or more retention bumpers to reduce or prevent migration of the prosthetic heart valve during delivery. Balloon catheters described herein may include expandable multipart retention bumpers.

Abstract: An articulated prosthesis, left in the patient's heart for repairing a tricuspid or mitral valve, is disclosed. The prosthesis is designed to grip simultaneously all the three leaflets of the tricuspid valve, or two of the mitral valves, so as to make them lay distended fully in the valve plane and assume a final configuration as in the common surgical procedure, with the leaflets pulled towards the center of the valve.

Abstract: A tissue closure device includes first and second clamping parts configured to clamp tissue. The first clamping parts include a first clamping arm and a supporting arm rotatably connected to the first clamping arm, and the supporting arm includes a curved section and a straight section. One end of the curved section is fixedly connected to the straight section, and the other end is rotatably connected to the first clamping arm. Alternatively, an end of the curved section is fixedly connected to the straight section, and an end of the straight section away from the curved section is rotatably connected to the first clamping arm. The first clamping arm and the supporting arm are movable between open and closed positions, and when the first clamping arm and the supporting arm are in the closed position, the first clamping arm and the second clamping part are close to each other.

Abstract: A transcatheter device for treating the tricuspid valve regurgitation. The transcatheter device comprises a main shaft, a proximal device could be used for treating tricuspid valve regurgitation in a patient's heart. All or part of the transcatheter device is supported by the main shaft. The spacer body is mounted on the shaft, which travels through the spacer body. Also disclosed are a coaptation assembly that comprises the transcatheter device, and a method of treating tricuspid valve regurgitation using the transcatheter device.

Abstract: This disclosure includes apparatuses and techniques to access the right ventricle via trans-femoral vein threading a catheter or catheters to the apex or bottom of the right ventricle. Piercing through the venous or right side of the heart in the interventricular septal wall to access the left ventricle a catheter can be passed to turn upward pointing to the mitral valve. From this access point in the left ventricle the flail mitral leaflet can be sutured and tethered pulling it back into position and reattached with a grounding anchor in the right ventricle or imbedding the anchor into the septal wall. The interventricular septal wall crossing technique could include the passing of a coaxial catheter through the first access catheter where the first access catheter could act as a guide to direct the internal or second coaxial catheter toward the flail mitral leaflet.

Abstract: A set of ceramic acetabular cup prostheses (100) and ceramic femoral head prostheses (200) suitable for use therewith wherein the bearing diameter centre point of the cup is laterally offset from the outer diameter centre point of the cup along the longitudinal axis of the cup and wherein, for each cup in the set starting from the smallest cup in the set, the outer diameter increases in 2 mm increments and the inner diameter increases in less than 2 mm increments.

Abstract: A medical device for fixation in a femoral bone of a patient is provided, the medical device comprises: a connecting portion adapted to be connected to a prosthetic hip joint contacting portion, an expanding portion, and a bone contacting surface on the expanding portion. The expanding portion could be adapted to be at least partially inserted into the femoral bone of a patient and to expand within the femoral bone, such that the bone contacting surface is placed in contact with the inside of the femoral bone for fixating the medical device to the femoral bone. By the fixation using an expanding portion a sturdy fixation is achieved without the need to go into or penetrate bone, or the need for fixation using bone cement.

Abstract: A humeral implant configured for implantation at a distal end portion of a humerus. The humeral implant can be configured to articulate with a portion of an ulna. The humeral implant may include a body portion having a first end, a second end, and a side surface that extends between the first end and the second end, where the side surface includes a concave region that defines a first cross-sectional diameter that is a minimum cross-sectional diameter of the body portion.

Abstract: An orthopedic knee prosthesis includes a femoral component, a tibial bearing, a tibial component, a first magnetic portion associated with the femoral component and including a first pole having a first pole polarity the first magnetic portion not physically interrupting any articulating portion of the curved medial condyle surface or curved lateral condyle surface, and a second magnetic portion associated with one or both of the tibial bearing and/or the tibial component and including a second pole having a second pole polarity, the second pole polarity the same as the first pole polarity, the second magnetic portion not physically interrupting any articulating portion of the concave medial bearing surface or concave lateral bearing surface, wherein the first pole and the second pole are in sufficient proximity to each other such that a magnetic repulsive force is present therebetween.

Abstract: A graft delivery device includes a graft delivery tube having a main passage for delivering graft material to a surgical implant inserted between adjacent vertebrae of a spine. The graft delivery tube includes an articulating portion proximate an output end of the graft delivery tube. The graft delivery device also includes a pusher device slidable along the main passage to drive graft material through the main passage toward the output end of the graft delivery tube, an actuation wire extending axially through at least the articulating portion of the graft delivery tube, and an actuation device connected to the actuation wire. The actuation device is actuatable to pull the actuation wire. Moreover, pulling the actuation wire bends the articulating portion of the graft delivery tube and positions the output end proximate the surgical implant.

Abstract: A device for extracting an implant from a bone. The device has a handle that extends from a proximal end to a distal end. A pair of opposable jaws operatively associates with the distal end in such a way to move between an open position and a closed position. The first and second jaws of the pair of opposable jaws each have an arrangement of osteotome blades that align with an interfacing surface of the implant. The osteotome blades engage the jaws so as to move between a retracted position and an inserted position occupying space between the interfacing surface and the bone. A slide hammer is operatively associated with the proximal end of the handle for urging the implant linearly away from the bone with the jaws in the closed position and the osteotome blades in the inserted position.

Abstract: Various apparatus and methods for implanting glenoid prostheses are disclosed. In various embodiments, a kit for shoulder surgery can include a partial reaming guide having a patient-matched surface shaped to conform to a scapula of a patient, the partial reaming guide configured to limit glenoid reaming about a reaming axis to only a portion of a glenoid; and an anchor peg channel guide having a patient-matched surface shaped to conform to a portion of the glenoid, the anchor peg channel guide having a channel offset from the reaming axis.

Abstract: A surgical guide tool to visually aid in setting of the desired leg length and femoral offset of a patient inter-operatively during direct anterior approach arthroplasty. The tool comprises a femur contact member able to make at least two point contact with the femur and a pelvis contact member able to make at least one point contact with the pelvis. The femur contact member and the pelvis contact member are coupled together. They can move relative to each other to allow them to contact the femur and pelvis respectively. They can also be made to lock relative to each other to be used as a guide for setting the leg length and femoral offset provided for by the hip prosthetic.

Abstract: A time-dependent decay behavior is incorporated into one or more joint actuator control parameters during operation of a lower-extremity, prosthetic, orthotic or exoskeleton device. These parameters may include joint equilibrium, joint impedance (e.g., stiffness, damping) and/or joint torque components (e.g., gain, exponent). The decay behavior may be exponential, linear, piecewise, or may conform to any other suitable function. Embodiments presented herein are used in a control system that emulates biological muscle-tendon reflex response providing for a natural walking experience. Further, joint impedance may depend on an angular rate of the joint. Such a relationship between angular rate and joint impedance may assist a wearer in carrying out certain activities, such as standing up and ascending a ladder.

Abstract: The invention relates to a prosthetic knee joint with a joint lower part, a joint upper part and a hydraulic system with at least one switch valve, wherein the hydraulic system comprises an extension chamber, a flexion chamber and at least one piston, the movement of which causes the volume of the extension chamber and/or the flexion chamber to change, the switch chamber comprises a valve housing and a switch element movably mounted therein, which can be brought into a first position and into a second position within the valve housing and divides an interior of the valve housing into a first chamber and a second chamber, the switch element is pre-tensioned by at least one pre-tensioning element arranged in the switch valve, the prosthetic knee joint comprises at least one spring element that applies a counter-force to the switch element, which is oriented against the pre-tension, wherein, within the valve housing and/or the switch element, at least one fluid connection is arranged between the first chambe

Abstract: Disclosed herein are embodiments of a powered prosthesis. In one embodiment, the powered prosthesis may include a first joint actuator; a second joint actuator; a connector to connect the first joint actuator with the second joint actuator; and a power source connected with both the first and second joint actuator; wherein the first joint actuator and the second joint actuator are both at least backdrivable and configured such that when one of the first or second joint actuator is drawing power from the power source, the other of the first or second joint actuator may be generating power for the power source. In some embodiments, the first motor is at least a high output torque motor. In other embodiments, the second motor is at least a high output torque motor.

Abstract: A method for configuring a myoelectrically controlled prosthetic system with a prosthesis socket and several lead electrodes for recording electric muscle activities, featuring the steps: placement of a surface electrode arrangement comprising several surface electrodes around the circumference of a residual limb, recording of electric muscle activity in muscles of the residual limb as electromyographic signals, said activity being recorded by the surface electrodes, evaluation of the myoelectric signals with regards to the distinctness of the signals, selection of the control procedure that is to be used to control the prosthesis system, based on the evaluation of the distinctness of the signals, and fixing of the lead electrodes to the prosthesis socket.

Abstract: The invention relates to a method for controlling a prosthetic foot (10) which has an upper part (11) with a fastening element (13) for a proximal prosthetic component (20) and a foot part (12) mounted thereon so as to be pivotable about a pivot axis (15), comprising a resistance device (40) used to counteract a pivoting movement of the foot part (12) relative to the upper part (11) by way of an adjustable resistance (Am), and comprising a control device (70) which is coupled to the resistance device (40) and to at least one sensor (60) and by means of which the resistance to pivoting is set on the basis of sensor data, wherein ground contact of the foot part (12) with the ground is determined by way of at least one sensor (60), wherein the relative spatial position of the foot part (12) and/or of the upper part (11) is determined using an inertial measurement unit (30) and wherein the resistance (Am) to pivoting is altered on the basis of the presence or lack of ground contact and the determined relative spa

Abstract: A stent having a substantially tubular body is disclosed. In at least one embodiment, the stent provides a scaffold having a plurality of interconnected struts forming a plurality of radial axial rows of radial support cells and a plurality of flexible axial rows of flexible support cells. The plurality of radial axial rows and flexible axial rows are disposed in an alternating pattern along a circumferential axis of the stent. A center axis of each radial axial row and flexible axial row is parallel to a longitudinal axis of the stent. Each radial axial row is arranged so as to be offset along the longitudinal axis of the stent from each adjacent radial axial row. Each radial support cell is formed from four of the interconnected struts of the scaffold which are arranged so as to be symmetrical along both the longitudinal axis and the circumferential axis of the stent.

Abstract: A system for treating a bifurcation includes first and second delivery catheters. The first catheter has a first shaft, a first expandable member adjacent the distal end of the first shaft, an auxiliary expandable member disposed under the first expandable member, and a first radially expandable stent disposed over both the first expandable member and the auxiliary expandable member. The second delivery catheter has a second shaft, and a second expandable member adjacent the distal end of the second shaft. A portion of the second catheter is disposed under a portion of the first stent, and a portion of the second delivery catheter passes through a side hole in the first stent. The first stent is crimped over the first and second catheters such that the first stent remains attached to the first and the second catheters during advancement of the catheters through a blood vessel.

Abstract: A lipolysis device that includes: a base material having a first surface and a second surface opposite the first surface; a glycerol introduction portion on the first surface of the base material, the glycerol introduction portion having a protrusion containing a lipolytic enzyme or a peptide compound having equivalent activity to that of the lipolytic enzyme; and a glycerol oxidation portion on the second surface of the base material, the glycerol oxidation portion containing glycerol oxidase that oxidizes glycerol introduced from the glycerol introduction portion.

Abstract: An apparatus for treating obesity of an obese patient having a stomach with a food cavity, the apparatus comprising at least one volume filling device adapted to be at least substantially invaginated by a stomach wall portion of the patient. The volume filling device is adapted to be placed inside the stomach wall with the outer surface of the volume filling device resting against the inside of the stomach wall, such that the volume of the food cavity is reduced in size by a volume substantially exceeding the volume of the volume filling device, the volume filling device having a maximum circumference of at least 30 millimeters.

Abstract: A biocompatible implant for a method of treating a reflux disease in a patient by preventing the cardia sphincter from sliding through the patient's diaphragm hiatus opening into the patient's thorax, so as to maintain a pressure support from the patient's abdomen that supports the patient's cardia sphincter. The biocompatible implant has a rigid shape, a circumference of at least 15 mm and is configured to be introduced into the patent's abdomen through a trocar, be fully invaginatable in the patient's fundus wall, and function as an implantable movement restricting device preventing the cardia sphincter from sliding through the patient's diaphragm, when implanted.

Abstract: An orthosis includes a footplate having a heel portion, a midfoot portion, and a longitudinal axis extending between the heel and midfoot portions. A first deflection zone is defined along a length of the footplate anterior of the heel portion and through which the footplate is arranged to flex during gait to accommodate dorsiflexion of a foot of a user positioned on the footplate. At least one strut is connected to the heel portion of the footplate and extends upwardly therefrom and a connecting portion connects the at least one strut to the heel portion.

Abstract: Disclosed is a hand-and-wrist accessory device formed by an elasticated glove, wherein the ends of the fingers and the end of the wrist comprise an internal elasticated silicone layer that acts as a mechanical securing element for securing to the skin, these securing elements being connected to rigid structures connected to elastic elements, transmitting elastic energy from the wrist to a central floating piece on the dorsal carpus, where it is distributed to each finger terminal, the elastic elements being guided by rigid pieces disposed in the paths extending from the central piece to the finger terminals, to ensure the correct alignment thereof. These external elements have reciprocal securing elements to generate continuity from the wrist terminal to the finger or digit terminals. Cushioned elements are disposed on the palm to redistribute pressure in the wrist areas.

Abstract: The disclosure provides a brace for supporting a spine of a patient. The brace includes an anterior panel, a posterior panel, lateral panels bridging between the anterior panel and the posterior panel, and an adjustable belt tightenable around the anterior panel, the brace selectively configurable to include either lateral panels attachable to the posterior, a posterior thoracic extension attachable to the posterior panel or a dorsal lumbar extension attachable to the posterior panel.

Abstract: Breathing is assisted through the use of an assembly including a panel having three end sections serving as attachment points, two of which are adapted to be attached to an ala of a user's nose and one of which is adapted to be attached to the user's forehead, the panel incorporating reinforcing members adapted to provide pulling force between each of the three attachments point to open the nasal passages.

Abstract: A nasal dilator includes a right nasal inserter, a left nasal inserter and a connecting portion. The right nasal inserter has a cylindrical first body, with a first hollow portion inside the first body, and a plurality of first communication holes on the outer side of the first body to communicate with the outside air. The left nasal inserter has a cylindrical second body, with a second hollow portion inside the second body, and a plurality of second communication holes on the outer side of the second body to communicate with the outside air. The connecting portion is used to connect the first body and the second body, and connect through the outer edge of the bottom of the two.

Abstract: A device for collecting urine comprises a permeable core assembly, an exterior housing and a suction tube assembly. The core assembly has a tubular fluid permeable core with a fluid permeable wicking cover. The exterior housing is capsular-shaped and has a reservoir at a lower end, an outlet port at an upper end, and an elongated window opening. The core assembly is received within the housing with the core assembly extending across the elongated window. The suction tube assembly extends through an interior of the core assembly and has a first end disposed in the reservoir and a second end exiting the outlet port. The suction tube assembly comprises an elongated shape retention element and a suction tube body having a suction lumen providing a suction path from a first end thereof to a second end thereof, and a second shape retention lumen receiving the elongated shape retention element.