Abstract: Described is a cartridge comprising a body adapted to contain a medicament, a bung slidably disposed in the body and having a distal face and a proximal face, and a light element coupled to a component of the cartridge. Further described is a medicament delivery device comprising the cartridge, a first receiver adapted to receive an optical signal from the light element and convert the optical signal into a first electrical signal, and a second receiver adapted to receive an optical signal from the light element and convert the optical signal into a second electrical signal.

Abstract: A data collection device comprises at least two optical sensors configured to detect tick marks of a medicament dose indicator of the medicament delivery device in their respective detection areas, and a processing arrangement configured to determine a current medicament dosage programmed into said medicament delivery device based on a count of the tick marks that pass through the detection areas of the optical sensors during programming of said medicament dosage into said medicament delivery device. A direction of travel of the tick marks may be identified, to determine whether the programmed dosage is increasing or decreasing. The apparatus may be arranged to identify a baseline dosage amount using a camera image of the medicament dosage indicator, so that a starting point for the count of tick marks can be determined. The medicament delivery device may be an injector pen.

Abstract: A mechanism for a drug delivery device includes a body, a dial that is moved with respect to the body for setting a dose, and an indicator member coupled with the dial. A movement of the dial generates a helical movement of the indicator member, and a movable window is coupled to the indicator member.

Abstract: Techniques for managing chemical pumps and chemical compositions are disclosed. A system may include a chemical pump that is exposed to a chemical composition during operation of the chemical pump; a chemical reservoir containing the chemical composition, the chemical reservoir including an electronically readable medium including embedded information corresponding to the chemical composition; and a database comprising chemical compatibility data between the chemical composition and the chemical pump.

Abstract: A data collection device includes a camera and a processing arrangement configured to capture at least two images of a medicament dose indicator of a medicament delivery device in each of the at least two images the processing arrangement identifies a displayed dosage using a first character identification technique, in each of the at least two images, determines whether the displayed dosages in the images are different and, if not, identifies at least one character in the images using a second character identification technique and determines the medicament dosage amount indicated by the medicament dose indicator based thereon. The first character recognition technique may be, for example, an optical pattern recognition or correlation, may be less computationally intensive than the second character recognition technique, for example, an optical character recognition (OCR). In another embodiment, the first and second character recognition techniques are different OCR processes.

Abstract: Some embodiments of an infusion pump system can include a controller in which one or more features sets to be provided by the controller are enabled or disabled based upon the particular pump device that is connected to the controller. For example, in some embodiments, one or more advanced features of the controller are available to the user only when a first type of pump device (e.g., having predefined settings stored therein) is connected to the controller, and those advanced features of the controller are disabled when a second type of pump device is connected to the controller.

Abstract: The present disclosure is generally directed to a resettable drug delivery device for selecting and dispensing a number of user variable doses of a medicament. The drug delivery device comprises a housing, a cartridge holder releasably attached to the distal end of the housing, a piston rod engaging a housing insert and a drive member, a dose setting member guided within the housing to allow rotation of the dose setting member during dose setting and dose dispensing, a clutch for rotationally coupling the drive member and the dose setting member, and a locking element which is rotationally constrained to the housing and is axially movable relative to the housing between a proximal dose setting position and a distal resetting position.

Abstract: A medicament delivery device is presented having a housing that is arranged to accommodate a medicament container, a drive mechanism capable of, upon activation, act on said medicament container, a communication unit arranged in the housing, a switch operably connectable to the drive mechanism and connected to the communication unit for activating the communication unit when the switch is operated, wherein the switch is operated by the drive mechanism at the end of a dose delivery sequence.

Abstract: Embodiments of the invention provide systems, methods, and apparatus for attaching an automated dose setting apparatus to a medication delivery device, receiving a first signal from an analyte monitoring system, the first signal indicating a dose of medication to be administered, and driving a dose knob of the medication delivery device with the automated dose setting apparatus to set a dose corresponding with the dose of medication to be administered. Numerous other aspects are disclosed.

Abstract: A smart injection system that promotes patient safety includes, among other things, a smart stem that allows for measuring the location of the injection relative to the patient's face and/or the amount of medication injected into the patient. In addition, the smart stem has medication cartridge verification and injector verification features. The smart stem wirelessly transmits the measure data to a processing system.

Abstract: A pharmaceutical injection device may comprise a main body case having a cartridge holder, a piston that pushes out the pharmaceutical of a pharmaceutical cartridge held in the cartridge holder, a light emitting component, a light receiving component, and a controller. The light emitting component may shine light of different colors on the pharmaceutical cartridge disposed in the cartridge holder. The light receiving component receives light that has been shined from the light emitting component onto the pharmaceutical cartridge and reflected by the pharmaceutical cartridge. The controller may shine from the light emitting component and identify the type of pharmaceutical cartridge.

Abstract: Various exemplary embodiments relate to an electronic device for dispensing a medicament. The electronic device may include a medicament storage case or an electronic medicament device. The medicament storage case includes: a door moveable between an open position and a closed position; a lock moveable between a locked position where the lock maintains the door in the closed position and an unlocked position where the lock allows the door to move to the open position; a medicament dispensing device containing medication; an input device located on an external surface of the storage case activatable by a user; a communication unit configured to initiate a two-way communication between the user and a remote access control center upon activation of the input device and configured to receive an access signal from the remote access control center; and an actuator responsive to the access signal to move the lock to the open position upon receipt of the communication from the remote access control center.

Abstract: The invention relates to an apparatus (2, 3), comprising a mating unit (20-1, 20-2) for releasably attaching the apparatus (2) to a medical device (1) or for releasably receiving at least a part of the medical device (1). The apparatus (2, 3) further comprises one or more optical sensors (25, 26) and/or one or more acoustical sensors (27) for determining information related to a condition and/or use of the medical device (1). The invention further relates to a system comprising such an apparatus (2, 3) and such a medical device (1), to a method (500, 600, 700) and a computer program (61) for determining information related to a condition and/or use of such a medical device (1), and to a computer-readable medium (60) storing such a computer program (61).

Abstract: Methods, computer systems, and computer-storage medium are provided for insulin pen association. A stand-alone insulin pen administration device integrates with BCMA and EHR systems and also operates independently as an insulin administration patient educational tool. The insulin pen administration device contains a library of insulin products, unique identifiers that allow the pen administration device to identify the correct product (e.g., insulin pen), size, and concentration when the insulin pen is scanned and loaded into the pen administration device or administered to the patient. Additionally, approved insulin protocols (i.e. sliding scales) can be entered into the pen administration device to allow for administration of insulin when these protocols are ordered.

Abstract: The present invention relates to a pharmaceutical injection device, and it is an object thereof to prompt the user to replace the injection needle as needed. To achieve this object, the present invention is configured such that a needle detector switch 8 that directly or indirectly detects the mounting of an injection needle to a pharmaceutical syringe 5 is provided to a main case 2, this needle detector switch 8 is connected to a controller 21, and the controller 21 displays on a display component 19 an injection needle removal message that directly or indirectly prompts the user to remove an injection needle 6 from the pharmaceutical syringe 5 when the mounting of the injection needle 6 to the pharmaceutical syringe 5 has been detected by the needle detector switch 8 in the switching off the a power switch 16.

Abstract: Drug delivery system comprising a housing and expelling means with a first rotational member adapted to rotate relative to the housing corresponding to a set and/or expelled dose and comprising a first force transmitting surface, a second rotational member adapted to rotate relative to the housing corresponding to a set and/or expelled dose and comprising a second force transmitting surface. At least portions of the first and second force transmitting surfaces are adapted to engage each other during setting and/or expelling of a dose, and the first rotational member including the force transmitting surface is formed from a polymeric material containing magnetic particles, wherein the polymeric material having been magnetized to provide a magnet producing a magnetic spatial field. Hereby a spatial magnetic field is generated which varies corresponding to the rotational movement of the first rotational member.

Abstract: The invention refers to a handheld injection device comprising a housing (10; 410), a dose indicator (90; 480) positioned within and axially constrained to the housing (10; 410) and rotatable with respect to the housing (10; 410) during dose setting and during dose dispensing, a gauge element (80; 490), which is at least partly interposed between the housing (10; 410) and the dose indicator (90; 480), wherein the gauge element (80; 490) is axially guided within the housing (10; 410) and in threaded engagement with the dose indicator (90; 480) such that rotation of the dose indicator (90; 480) causes an axial displacement of the gauge element (80; 490). A contrast element having a first marking is provided and at least a region of the gauge element (80; 490) is provided with a second marking, with the first marking and/or the second marking being visible through a first window (12a) or aperture in the housing (10; 410) depending on the axial position of the gauge element (80; 490) within the housing (10; 410).

Abstract: An arrangement comprising an optical element and an indication member for a drug delivery device is provided. The indication member comprises a plurality of indicia. The optical element comprises an imaging section and a light-transmissive non-imaging section, wherein the indication member is movable with respect to the optical element such that the indicia can be successively moved into a display position relative to the optical element. The imaging section is configured such that, when a first indicium is arranged in the display position, the first indicium is imaged by the imaging section into an imaging solid angle. The non-imaging section is configured such that light defining a second indicium is deflected by the non-imaging section such that the second indicium cannot be identified by a user in the imaging solid angle on a viewing side of the optical element.

Abstract: A display assembly is proposed, comprising: a body (4) defining a window (17) having an axial extension, an indication member (2) for providing information to be displayed in the window (17), wherein the indication member (2) is movable relative to the body (4) for changing the information displayed in the window (17), a selection member (3), wherein the selection member (3) defines a masking section (45) and a non-masking section (46), the selection member (3) is rotatable around a rotation axis (x) with respect to the body (4) and with respect to the indication member (2), the non-masking section (46) and the masking section (45) partially overlap with the window (17) to define a displayed section (52) of the indication member (2), and wherein the selection member (3) and the indication member (2) are coupled such that the displayed section (52) of the indication member (2) is axially displaced within the window (17).

Abstract: A syringe including a barrel having an internal reservoir for containing a volume of medication, a plunger received within the barrel and axially moveable relative thereto to change the volume of the medication in the reservoir, a first set of indicia marked on the barrel indicating volumetric dosage of the medication calibrated based on a predetermined patient characteristic, and a second set of indicia marked on the barrel having a correlation with the first set of indicia, the second set of indicia indicating volumetric dosage of the medication calibrated based on a medication unit of measurement. A kit including a syringe and a pre-filled medication container calibrated based on a patient characteristic.

Abstract: The present invention relates to an injection device (1) for setting and injecting set doses from a held drug cartridge (10). The injection device (1) comprises a housing (110,120,130, 140), a piston rod (800), a rotatable driver (500, 700) and a dose setting device (400). The dose setting device (400) comprises a predetermined stop to limit the amount of an expelled dose corresponding to the amount of a set dose. A secondary stop limiter includes first (700) and second (270) components and a secondary stop track follower (950) arranged between the first (700) and second (270) components. If the predetermined stop fails to stop the driver (500, 700) at the end of injection, the secondary stop track follower (950) moves towards a safety stop (708) to prevent the driver (500, 700) from rotating further.

Abstract: A medicament delivery device includes a housing; a hollow plunger rod; a dose drum concentrically arranged between the housing and plunger rod and movable when setting and delivering a dose; and a plunger rod driver. The driver includes a hollow ratchet arm drum movably arranged within the plunger rod and fixed to the dose drum, with the arm drum and rod releasably coupled; a dose activator having a longitudinal rod movably arranged within and releasably coupled to the arm drum; a dose setting knob fixed to the dose activator and releasably coupled to the arm drum; and a resilient element arranged between the arm drum and dose activator that biasses them in a direction decoupling the longitudinal rod from the arm drum and coupling the knob with the arm drum, such that during dose setting, turning the knob forces the arm drum and dose drum to rotate together.

Abstract: A cartridge for use with a beneficial agent delivery device having a fillable reservoir. The cartridge includes a reconstitution, unit dose package having first and second compartments, and a fitment. The first compartment contains at least a first constintuent of the beneficial agent. The second compartment contains at least a second constituent of the beneficial agent. The fitment is disposed on the package for interfacing the package to the fillable reservoir.

Abstract: A portable object (10) comprises an integrated circuit (11), a first pad (12) that is mechanically and electrically connected to the integrated circuit (11) and a second pad (13) that is mechanically and electrically connected to the integrated circuit (11). The portable object (10) is designed for data transfer by capacitive coupling of the first pad (12) to a first conducting line (33) and of the second pad (13) to a second conducting line (34), when the portable object (10) is brought in vicinity to the first and the second conducting line (33, 34).

Abstract: A syringe calibrated for use with a single predetermined medication including a barrel having an internal reservoir volumetrically calibrated to contain the medication, a plunger received within the barrel, a first set of graduated indicia marked on the barrel indicating a first predetermined patient characteristic expressed in one of kg, max kg, lb, max lb, m2, and max m2, a second set of graduated indicia marked on the barrel indicating a second predetermined patient characteristic, different from the first predetermined patient characteristic, and expressed in one of kg, max kg, lb, max lb, m2, and max m2, and graduation lines marked on the barrel.

Abstract: A needle protecting module of an injection device in connecting with a syringe has a needle base, a needle body a tube module, a mounting tube, an elastic unit, and a stopping unit. The syringe has a tube body and an axis. The needle body transfixes the needle base and communicates with the tube body for medication injection. The needle base is removably engaged with the tube body and bearing the needle protecting module is transfixed by the needle body. The tube module is mounted around the needle base and has an annular space. The mounting tube is movably inserted into the annular space. The elastic unit is mounted in the annular space and abuts both the mounting tube and the needle base bilaterally. The stopping unit is moveably mounted in the annular space and is selectively engaged with the mounting tube.

Abstract: Various exemplary embodiments relate to an electronic device for dispensing a medicament. The electronic device may include a medicament storage case or an electronic medicament device. The medicament storage case includes: a door moveable between an open position and a closed position; a lock moveable between a locked position where the lock maintains the door in the closed position and an unlocked position where the lock allows the door to move to the open position; a medicament dispensing device containing medication; an input device located on an external surface of the storage case activatable by a user; a communication unit configured to initiate a two-way communication between the user and a remote access control center upon activation of the input device and configured to receive an access signal from the remote access control center; and an actuator responsive to the access signal to move the lock to the open position upon receipt of the communication from the remote access control center.

Abstract: A medication container encoding, verification and identification method is provided that includes receiving data characterizing a medication, generating an identifier encapsulating the data and applying an identifier to a medication container such that it is automatically readable by a medication device. Related apparatus, systems, methods and articles are also described.

Abstract: The present invention relates to a drug delivery (5) comprising a housing (10) with a proximal end (28) and a distal end (22), a cartridge holder (14) adapted to retain a cartridge, the cartridge holder (14) being secured to the housing (10) and having an at least partially transparent side wall, and a cap (40) being capable of covering the distal end (22) of the drug delivery device, being rotationally fixed with respect to the housing (10) and comprising a window aperture (44), the window aperture (44) being capable of displaying information revealed by the cartridge holder (14). Furthermore, using a cap (40) for covering the distal end (22) of the drug delivery device (5) is disclosed.

Abstract: A medication delivery device included molded cylindrical barrel having visual marks on the surface of the barrel in the axial direction, a plunger seals the distal opening of the cylindrical barrel, a molded needle hub disposed in the proximal opening of the cylindrical barrel for sealing the needle hub to the barrel. A needle is disposed in the needle hub for communicating liquids by operation of the plunger in the axial direction. The circumferential surface on the flange of the needle hub comprises a colored mark that corresponds to a characteristic of the medication delivery device or its contents.

Abstract: A system and method for using multiplexed RFID transceivers and RFID tags to verify connections and communicate the connection status to a host system is provided. RFID tags that are programmed with connection specific indicia are attached at or in proximity to various connections in a pharmaceutical or biotech processing system and interrogated by remote antennas driven by a multiplexed RFID transceiver. This enables a user to verify the status of each connection and communicate the connection status to a host system.

Abstract: The invention relates to an apparatus (2, 3), comprising a mating unit (20-1, 20-2) for releasably attaching the apparatus (2) to a medical device (1) or for releasably receiving at least a part of the medical device (1). The apparatus (2, 3) further comprises one or more optical sensors (25, 26) and/or one or more acoustical sensors (27) for determining information related to a condition and/or use of the medical device (1). The invention further relates to a system comprising such an apparatus (2, 3) and such a medical device (1), to a method (500, 600, 700) and a computer program (61) for determining information related to a condition and/or use of such a medical device (1), and to a computer-readable medium (60) storing such a computer program (61).

Abstract: An injection amount measuring apparatus for a syringe indicated with injection amount absolute value information is provided. The injection amount measuring apparatus includes an injection amount absolute value information extracting unit configured to extract the injection amount absolute value information; a control unit configured to analyze the extracted injection amount absolute value information to determine injection amount information for an injection amount to be injected from the syringe; and a storage unit configured to store the injection amount information.

Abstract: Drive and metering devices for injection devices include a dose display element with a helical dosage scale; an indicating means; a metering member, which can be rotated relative to the indicating means for dose setting; a discharge spring and an advancement member. The dose display element can be screwed relative to the indicating means about a longitudinal axis (L) and a value on the dose scale can be read via the indicating means corresponding to the set dose. The discharge spring causes the advancement member to discharge the product as it moves an overall discharge stroke length (Hg), where the overall discharge stroke length (Hg) comprises a first partial discharge stroke length (H1), during which the dose display element is rotationally secured in relation to the indicating means and where the dose display element can be rotated relative to the indicating means following the first partial discharge stroke length (H1).

Abstract: Disclosed are a syringe capable of measuring an inner temperature of a patient body and a method of manufacturing the same. In the syringe, a different metal from that of a syringe needle is deposited on an inclined surface of a tip portion of the syringe needle to form a thermocouple junction with the metal of the syringe needle, whereby the region causing pain in a patient body can be diagnosed while allowing administration of medicine thereto, thereby enabling efficient treatment and significantly reducing potential harm due to drug abuse.

Abstract: A cartridge-based computer controlled self-injection device automatically regulates time and dosage administered to a patient. Cartridges can be electronically tagged so the injection device can determine the content, volume, expiration date, and physician prescribed dosage timetable. Authentication verifies the device and ensures the proper patient is using the device with the appropriate therapeutic injectant. Authentication further provides information controlling device operation including expiration dates and clock synchronization. Therapeutic injectant administration statistics, such as date and time of administration of a therapeutic injectant are stored and provide to a health care provider for monitoring. Patients can be notified of nearing or missed administrations.

Abstract: An adaptor top for a medicament cartridge, the medicament cartridge including a cylinder having a main body portion, a neck portion at a first end having a radially outwardly directed flange portion, a narrowing shoulder portion connecting the body portion and the neck portion, a cap beaded across the first end thereby to retain a fluid impermeable membrane, and the adaptor top comprising a first cylindrical body portion having a radially inwardly directed flange at one end, in use to be seated over and against the cap and a second cylindrical skirt portion being adapted, in use, to be seated against the shoulder portion of the cartridge, the second skirt portion including a plurality of fingers, the free ends of the fingers in use being adapted to be seated beneath the outwardly directed flange of the medicament cartridge.

Abstract: The invention relates to a dosage system for setting a dosage volume of a flowable medium. The dosage system comprises a longitudinal axis, a dosage container for receiving the medium, and a dosage piston body which is adapted for sealed displacement in the dosage container between an initial position and a dosage position. In the initial position, the dosage piston body is fully inserted in the dosage container while in the dosage position, the dosage piston body has been pulled out of the dosage container along a path corresponding to the desired dosage amount of the medium. The dosage system further exhibits a draw-up limiting member for limiting a draw-up path of the dosage piston body in the dosage position, the draw-up limiting member being axially securable to the dosage container in one of several limiting positions relative to the longitudinal axis.

Abstract: The invention relates to a drug delivery device comprising: a syringe with a body from which a needle extends and an inner sheath; a piston rod comprising a piston and an actuation head, a support sheath for holding the body. It is envisaged that the support sheath and the actuation head comprise corresponding indicators.

Abstract: The present disclosure relates to fluid delivery devices for supplying a fluid, e.g., a flush medium, to a medical device, e.g., a vascular access device, inexpensively. The fluid delivery device includes a collapsible body defining a fluid reservoir and a connector for securing the fluid delivery device to the medical device. The collapsible body can include a bellows or pleated structure. In addition, structure including levers or plungers can be provided to collapse the body.

Abstract: A resettable dosing mechanism comprises a dose button and a dial grip operatively coupled to the dose button. A spindle acts on a bung of a cartridge and a driver is operatively coupled between the dose button and the spindle. During an injection of the dose, the dose button moves in an axial direction to cause the spindle to administer the dose. During resetting of the dose setting mechanism, the spindle is retracted back into the dose setting mechanism. An advantageous resetting mechanism is described.

Abstract: Embodiments described herein generally relate to devices, systems and methods for measuring the dose remaining in a drug delivery device that is used for delivering a dose to a patient. In some embodiments, a dose measurement system for measuring the liquid volume in a container includes a plurality of light sources which are disposed and configured to emit electromagnetic radiation toward the container. A plurality of sensors are located in the apparatus that are optically coupleable to the plurality of light sources and are disposed and configured to detect the electromagnetic radiation emitted by at least a portion of the light sources. The apparatus also includes a processing unit configured to receive data representing the portion of the detected electromagnetic radiation from each of the plurality of sensors. The processing unit is further operable to convert the received data into a signature representative of the electromagnetic radiation detected by the plurality of sensors.

Abstract: A hypodermic injection device configured to be attached to a portable electronic device is disclosed herein. The hypodermic injection device can be an auto-injector for delivering a dose of an injectable medicament. The injection device can include a durable barrier providing a sheath over an injectable cannula to maintain sterility of an injectable cannula that delivers the medicament. The injection device can also include tamper proof features such as by requiring that deployment of the device only be possible after completing two mechanical manipulations so as to prevent accidental discharge of the injection device. By incorporating the injection device within a case for a portable electronic device, the injection device is readily available to those that rely on auto-injectors to provide emergency therapeutic treatment, and is much less likely to be forgotten or left behind by a user than a typical auto-injector.

Abstract: A self-injection device includes a visual indicator for visually indicating that a main body and a cartridge holder are properly connected to each other. In one embodiment, the visual indicator includes a visual marking on the cartridge holder and a visual marking on the main body, such that when the cartridge holder and the main body are properly connected, the visual markings are aligned with each other. A self-injection device that includes an indicator for a dose window is also disclosed.

Abstract: An injection device is provided for delivering a liquid medicament. The injection device includes a housing with a first chamber for storing a supply of the medicament. The first and second chambers are coupled within the housing. The second chamber is in fluid communication with the first chamber. The injection device also includes an outlet port for dispensing the medicament outside the housing. The outlet port is coupled to the housing and in fluid communication with one of said first and second chambers.

Abstract: The disclosed embodiment relates to an injection device that is a single patient use, disposable device containing a needle and a cartridge containing a drug or pharmaceutical product. The device is initially provided in a pre-armed configuration wherein the needle sheath maintains cantilever locking tabs on the housing in a position to the maintain the needle in a position separated from the septum of a cartridge. To arm the device, the practitioner removes the needle sheath and pushes down the plunger assembly. The cantilever locking tabs flex outwardly thereby allowing the cartridge-to-housing interface and the cartridge to move forward whereby the butt end of the needle punctures the septum of the cartridge. Additionally, the cantilever locking tabs form a stop configuration with the housing of the device. The disclosed embodiment is particularly adaptable to dental anesthetic applications, as well as other medical and veterinary applications.

Abstract: The disclosed embodiment relates to an injection device that is a single patient use, disposable device containing a needle and a cartridge containing a drug, pharmaceutical product or other injectable agent. The device is initially provided in a pre-armed state in a first engagement configuration wherein the needle is separated from the septum of a cartridge. To arm the injection device, the professional urges the device from the first engagement or pre-armed configuration to a second engagement or aimed configuration wherein the needle pierces the septum and provides a sterile fluid path to the drug, pharmaceutical product or other injectable agent contained within the cartridge. The disclosed embodiment is particularly adaptable to dental anesthetic applications, as well as other medical and veterinary applications.

Abstract: Dosing device for an administration device with a limiting mechanism, comprising a first limiting means (50) with a first stop means (52), a second limiting means (30) with a second stop means (32), wherein the second limiting means follows movements of the first limiting means during dosing movements with a defined transmission ratio, and wherein the first and the second stop means each describe a path curve by their movements in such a manner that the two path curves intersect in at least one point or come so close together that the stop means contact one another in a stop position, whereby a blocking of the movement of the limiting means relative to each other during dosing movements can be effected in that the respective path curves described by the first and second stop means are closed and can be run through preferably multiple times by the first stop means, by the second stop means or by both stop means until the stop means contact one another at the stop position.

Abstract: An apparatus for operating a syringe has developed comprising that: an upper semi-cylindrical tube section, semi-circular groove shaped locking slot and lower semi-cylindrical tube section. The upper semi-cylindrical tube section is integrally formed an upper head part with a threaded hole for axial movement. The lower semi-cylindrical tube section forms a top portion, intermediate portion and end portion. A diameter (Dc) at the intermediate portion is larger than the diameter (Dtip) at end portion, which is gradually reduced from intermediate to end portion. The length of tapered portion is same as that of the constant diameter portion. A tip portion has formed an opened semi-circular shape to simply overlap the syringe over the syringe mounting device for easily snapping-in and out. The syringe piston moves downward with no reverse action when the piston press unit is rotated, so that it is possible to inject the precise amount of medical to a patient with constant pressure.

Abstract: A measurement sleeve adapted for use with a medication syringe including an optically transparent body defining an axial passageway therethrough for receiving a barrel of the medication syringe therein, at least one lateral face through which the barrel is visible when the barrel is within the axial passageway, measurement indicia marked on the at least one lateral face along a portion of the length of the axial passageway, and a barrel lock at one end of the body configured to lock the barrel to the body to prevent relative axial movement therebetween.