2 illustrates dispensing unit 105 in more detail, including restock drawer 106 and dispense drawer 107. A number of syringes 2000 are disposed in serpentine channel 4603, and feed toward the bottom of cassette 4402 as syringes are dispensed. FIG. In some embodiments, the actuator comprises a motor, a solenoid, or a memory metal. In some embodiments, the dispensing mechanism further comprises a sensor that directly measures motion of a mechanical component of the dispensing mechanism. Although not shown in FIGS. FIG. 31 illustrates the spacing between parts of the cassette of FIG. In some embodiments, the outer diameter of main barrel portion may be about 11.2 mm, and the overall length of syringe 2000 may be in keeping with the capacity of syringe 2000. Emitter 2706 may be of any suitable type of emitter, and may emit light in any suitable wavelength or combinations of wavelengths. In some embodiments, the belt is segmented and each of the plurality of paddles is integrally formed with a respective segment of the belt. Rotation of the gear then results in an alternating signal from the sensor as the reflective “spokes” and the non-reflective holes alternately pass the sensor. Output 6005 may generate an interrupt in a processor coupled to the appropriate dispensing mechanism to signal the dispensing of an item. 5,805,455, issued on Sep. 8, 1998 to Lipps, U.S. Pat. 45) and return to the light receivers, so long as it is not interrupted by an item being dispensed and falling through the “light curtain” formed across opening. Each of the slotted gears is positioned under a respective one of the T-shaped vertical channels and defines a T-shaped blind slot of a shape and size to receive the cylindrical top of a vial. The main body of cassette 4402 may be made of a clear material, so that a user can see the contents of cassette 4402. Drug Utilization Evaluations Appropriateness of order (including dose, frequency, drug -drug interactions), dispensing (order … For example, in a hospital setting, it is of paramount importance that patients be given the correct medications in the correct doses. 17 illustrates a front view of the lower portion of the dispenser of FIG. In some embodiments, the dispensing mechanism further comprises a sensor that directly measures motion of a mechanical component of the dispensing mechanism. In the unit dose system, each dose of medication is individually packaged and identified. 52, the travel of light from emitter 5201 to surface 5203 and back to sensor 5204 is unobstructed, so that sensor 5204 will produce a signal indicating that it is receiving light. 6A, a button 601 at the top of dispensing mechanism 202 allows a user authorized to access the interior of restock drawer 106 to signal computer 103, for example to record the fact that dispensing mechanism 202 has been refilled. FIG. Other kinds of actuators and driving arrangements are possible. As is visible in FIG. FIG. In some embodiments, the cassette includes a wirelessly-readable memory and the dispenser includes a reader for reading the wirelessly-readable memory. 7,348,884, issued on Mar. Dispensing unit 105 includes a restock drawer 106 and a dispense drawer 107. 2, in accordance with embodiments of the invention. FIG. individuals, institutions and companies that, in connection with patient treatment, rescue services etc., use medicine for treatment of patients, Cabinet 100 also includes a return bin 104, into which unused items can be placed, for later return to stock by a pharmacy technician. 37, a hinged flap 3705 can be seen below rotatable receivers 3704. The various kinds of dispensing mechanisms may be installed in the restock drawer in any workable proportion and arrangement. In some embodiments, emitter 5201 may be an SFH 4641 infrared LED emitter available from Osram Sylvania having offices in Wilmington, Mass., USA. No. Motor 4504 may be, for example, a stepper motor whose angular position can be readily moved incrementally and held. Different mechanisms may be tailored to dispensing different kinds of items, for example medications in single dose packages, vials, syringes, or other similarly-shaped items. 8 shows a partially cutaway oblique view of the dispensing mechanism of FIGS. In other embodiments, a dispensing mechanism in accordance with embodiments of the invention may not have the separable architecture of dispensing mechanism 204, but may be a single unit including space for storing items to be dispense and including an actuator and other components for dispensing items. 54 with the light being reflected by a dispensed item. For example, a sensor may be monitored to detect both increases and decreases in received light. III. 21A, cassette 1802 is empty, and in FIG. Other vial sizes may be used as well. 20 illustrates a typical syringe 2000 of a kind that may be dispensed by dispensing mechanism 203. According to another aspect, a dispensing mechanism comprises a connector for receiving electrical signals from a cabinet in which the dispensing mechanism is installed, an actuator that moves in response to the electrical signals, a tray having an opening through which items are to be dispensed, and a moveable slide driven by the actuator. In the configuration of FIG. A unit-dose (unit-of-use) drug distribution system is in place for all dosage forms to provide patient-specific, individually packaged medications, which minimizes nurse/caregiver drug product manipulation (e.g., cutting in half) in order to arrive at the correct dose prior to administration. When an item is dispensed through opening 3606, it interrupts the light received by either or both light receivers, and dispenser 3601 can note that an item has in fact been dispensed. 13, having a protruding cylindrical top 1302. 5,927,540, issued on Jul. Brake 4001 may be helpful, for example, during shipment or transport of a full cassette, to prevent intentional or accidental removal of items from cassette 3602 by turning gears 3801. 59 shows light detection circuitry in accordance with embodiments of the invention. one or more receivers that detect light from the light emitter reflected from a far wall of the opening, the light emitter and the one or more receivers positioned such that the light detected by at least one of the one or more receivers is interrupted by the passage of a vial dispensed through the opening. … 3 5 4 60 Prepare all non-standard doses in the pharmacy and dispense each as a patient-specific unit dose. FIG. If desired, antenna 704 can also be used to update the data in passive memory chip 705. Brake 3201 is normally engaged, and hinders movement of belt 2901 when engaged. In ancient times, the Greeks used the term dosisto describe "a measured dose of medicine". This direct measurement provides additional feedback as to the operation of dispensing mechanism 4400. Other kinds of sensors could be used to directly measure mechanical motion. Learn different examples of taking a dose of prescription. As the gears continue to turn, the slot in slotted gear 1702 approaches its downward vertical orientation. PATENTED CASE, Owner name: If any of ties 5001 is missing or damaged, diversion may be suspected. When cassette 4402 is engaged with dispenser 4401, a feature of dispenser 4401 (for example pin 4407 visible in FIG. FIG. In that case, an item may be dispensed by advancing motor 4504 by one rotation. All rights reserved. For example, if it is verified using the additional sensor that the gear has moved sufficiently far that an item should be dispensed (120 degrees in the example embodiment), but the light curtain sensor does not detect the dispensing of an item, it may be determined that cassette 3602 is empty, or it may be suspected that an error has occurred. Other measures may be taken to prevent accidental or intentional diversion of items from cassette 4402. Other kinds of tamper-evident mechanisms may be used as well, instead of or in addition to ties 4201. The dispensing mechanism further comprises a plurality of paddles integrally formed with the links of the belt for receiving between pairs of the paddles items to be dispensed, the paddles extending from the belt. If any of ties 3501 is missing or damaged, diversion may be suspected. FIG. FIG. Paddles 2904 are integrally formed with segments of belt 2901, and form links in belt 2901. 29. 46. Although not shown in FIGS. No. FIG. To dispense an item, belt 1001 is incrementally advanced until the bottommost paddle 1004 holding an item approaches a vertical orientation, as shown by paddle 1007, and the item falls by gravity through opening 604 to dispense drawer 107. Dose dispensing means that a community pharmacy or hospital pharmacy places medicine in a dose container. 5 is a reverse angle view of a portion of the fully-loaded dispensing unit 105 of FIG. While cassette 3602 is shown as having three vertical channels 3701, other numbers of channels may be used. Example dispensing devices are described in the following commonly owned U.S. 14, cassette 1202 includes a number of T-shaped vertical channels 1401 of a shape and size to receive cylindrical tops 1302 of a number of vials 1301 and hold the vials in vertical stacks. 22A. Different types of dispensing mechanisms may be present, depending on the kinds of items to be dispensed, as is discussed in more detail below. 22A. 6,272,394, issued on Aug. 7, 2001 to Lipps, U.S. Pat. In other embodiments, surface 2708 may be non-reflective, for example black, and the dispensing of an item may be detected by noting an increase in the intensity of light reaching receivers 2707, rather than a decrease, as light is reflected from the item being dispensed. For example, logic signals from a supervisory controller elsewhere within restock drawer 106 may operate dispenser 2701. 47, and illustrates the operation of a brake. Ties 3501 may be installed when cassette is filled, and not legitimately removed until cassette 2702 is ready to be installed in a drawer such as drawer 106. Patient may receive an incorrect dose. Preferably, any active parts of the sensing system reside in dispenser 3601, so that cassette 3602 does not include active electrical components. 34 illustrates the locations of several openings in the cassette of FIG. 33 shows a magnified view of part of FIG. Unit-dose refers to the way that the medication is packaged. No. The housing comprises a floor having an opening through which items are to be dispensed, and the housing includes means for feeding items by gravity toward the opening in the floor. If desired, antenna 3603 can also be used to update the data in passive memory chip 3604. Other connectors 302 are spaced along the rails, for making electrical connections with the dispensing mechanisms such as dispensing mechanisms 202, 203, and 204. For example, an antenna 1203 can excite a passive memory chip 1204 in cassette 1202, to determine the contents of cassette 1202 (written into passive memory chip 1204 when cassette 1202 was filled at a remote location). OMNICELL, INC., CALIFORNIA, Free format text: 24 illustrates a more detailed electrical block diagram of restock drawer 106 main PCBA 2301, in accordance with embodiments of the invention. 4. For example, in various embodiments, cassette 702 may displace, less than 30, less than 25, less than 20, less than 15, or less than 10 cubic centimeters for each item stored in cassette 702 at full capacity. A dosage attaches time to a dose. FIG. 22). Dispenser 1201 can preferably automatically detect the installation and removal of cassette 1202. Sensor 5204 produces a signal indicating the intensity of light falling on it. Cabinet 100 includes various doors 101 and drawers 102 providing access to compartments for storing items such as medical supplies or medications. For example, the guides or other slide mechanism by which dispense drawer opens may include a detent at the openmost position of dispense drawer 107, to lend stability to dispense drawer 107 while it is used as a work surface. 14/634,063 filed Feb. 27, 2015 and titled “Unit Dose Dispensing Systems and Methods”, the entire disclosure of which is hereby incorporated by reference herein for all purposes. ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNORS:WILSON, EDITH;MORENO, GERARDO;TREJO, GUILLERMO;AND OTHERS;SIGNING DATES FROM 20150711 TO 20150715;REEL/FRAME:047854/0596, Free format text: 58, three emitters 5801 can be turned on or off, for example by a controller within cabinet 100 or within a specific dispenser, using input 5802. No. Preferably, cassette 3602 does not contain any active electrical components. For example, FIG. FIG. The automated system option sends messages to the unit dose system for further dispensing needs, in correlation with a decrease in inventory. Cassette 3602 also includes a number of open-sided rotatable receivers 3704 at the bottom of vertical channels 3701. In addition, it is legally required that controlled substances be secured and accurately tracked, and it is also important that inventories of medications and supplies be tracked so that proper business controls can be implemented. 7A) within dispenser 701 when cassette 702 is assembled to dispenser 701. Dispensing mechanism 4400 may be removably secured to one of rails 201 using a snap mechanism, one or more screws, or by another method. In other embodiments, more items may be stored by placing paddles 2904 closer together, making paddles 2904 smaller, or by other miniaturization techniques. For example, dispenser 2701 and cassette 2702 may snap together, may be separable with the removal of one or a small number of screws, or may be reasonably separable in some other way without damage to either dispenser 2701 or cassette 2702. That is, motor 1601 may be incrementally advanced either by control of the steps of a stepper motor, or by running motor 1601 only until the dispensing of an item is detected. 6,385,505, issued on May 7, 2002 to Lipps, U.S. Pat. Syringe 2000a can accordingly drop through opening 4702 and into dispense drawer 107. 12A and 12B illustrate upper and lower partially exploded oblique views of dispensing mechanism 204. In that case, an item may be dispensed by advancing motor 2801 by a number of steps known to correspond to one dispensing operation. Also visible in FIG. Slide 2204 is biased to the left by spring 2205, such that syringe 2000a remains suspended by ledge 2203. unit-dose dispensing system Chinese meaning, unit-dose dispensing system的中文,unit-dose dispensing system的中文,unit-dose dispensing system的中文,translation, pronunciation, synonyms and example sentences are provided by ichacha.net. 4A. 18B, a connector 1803, compatible with connectors 302 on rails 201, is positioned to engage one of connectors 302 when dispensing mechanism 203 is installed in restock drawer 106. Although not shown in FIGS. No. 5,745,366, issued on Apr. The unit dose system may differ in form, depending on the specific needs of the organization. Other kinds of actuators and driving arrangements are possible. 34, openings 3401 may be provided in back 3402 and side 3403 of cassette 2702, to accommodate tamper-evident ties that also disable the operation of cassette 2702. Computer 103 can also preferably detect the presence of a dispensing unit at any one of the bay positions, through the respective connector 302 or via a separate sensor. 46 illustrates a cutaway oblique view of a cassette in accordance with embodiments of the invention. In each of the embodiments described above, one or more light emitters and detectors are used to create a “light curtain” at the bottom of each dispenser, for detecting items being dispensed, or that an item may not have been dispensed when desired. 48 shows a cutaway oblique view of a portion of the cassette of FIG. The spacing between paddles 2904c and 2904d is labeled “D” in FIG. 18A and 18B. 2. FIG. FIG. This automatic detection may facilitate the inventory and tracking of items, and also can help prevent illicit diversion of items. Comparator 6001b operates similarly to comparators 6001a and 6001c, producing a “high” output at output 5903b when the voltage of sensor output 5902b exceeds reference value 6002b. A time limit may be imposed, such that if no dispensing is detected within the time limit with motor 1904 running, the motor may be shut off and an error message generated. 2 fully loaded with dispensing mechanisms. Alternatively, motor 2801 may be a simple DC or AC motor, in which case dispensing may be accomplished by simply running motor 2801 until the dispensing of an item is detected, and then shutting off the motor so that motor 2801 is advanced incrementally as far as is needed. Similarly, dispense drawer 107 can slide in and out of restock drawer 106 on similar guides not easily visible in FIG. According to the AMA, drug doses are expressed in conventional metric mass units (for example, milligrams or milligrams per kilogram) rather than in molar SI units. FIG. Dispensing mechanism 204 may be removably secured to one of rails 201 using a snap mechanism, one or more screws, or by another method. In other embodiments, an actuator other than a motor may be used. Dispenser 2701 can preferably automatically detect the installation and removal of cassette 2702. In other embodiments, a dispensing mechanism in accordance with embodiments of the invention may not have the separable architecture of dispensing mechanism 203, but may be a single unit including space for storing items to be dispense and including an actuator and other components for dispensing items. In operation, light from light emitters 2706 reflects from reflective surface 2708 (visible in FIG. For example, if two interruptions of the light curtain are detected closely spaced in time, a double feed may be indicated. The spaces between paddles 1004 form a number of storage compartments, some of which are filled with blister packs 901. FIGS. Some light may scatter from the surface of vial 5301, but little will reach sensor 5204, and the signal produced by sensor 5204 in this state indicates that little or no light is reaching sensor 5204. 18A and 18B, but opposite light emitter 1807 and receivers 1808) and returns to light receivers 1808, so long as it is not interrupted by an item being dispensed and falling through the “light curtain” formed across opening 1804. Various parts of dispensing mechanism 2600 collectively constitute a housing that defines an opening 2602 at the bottom of dispensing mechanism 2600, through which items are dispensed. 28 shows a partially cutaway oblique view of the dispensing mechanism of FIGS. 4A, showing a back panel 501 of restock drawer 106. For example, each of the reference voltages may be the output of a respective digitally-controlled potentiometer. According to another aspect, a dispensing mechanism comprises a set of vertical channels of a shape and size to receive a number of vials and hold the vials in vertical stacks. When a decision is made to install cassette 5502 in a dispenser or drawer, the restock technician can cut and remove ties 5001 before installation. Doses are dispensed for an individual patient on a 24-hour supply basis and pharmacy services necessarily run a 24-hour, seven days a week operation to facilitate this. 5,905,653, issued on May 18, 1999 to Higham et al., U.S. Pat. Computer 103 verifies that the nurse is authorized to remove the medication, and unlocks a particular drawer 102 and a particular compartment within the drawer containing the required medication. 58 shows light emitter circuitry in accordance with embodiments of the invention. 29. Syringe 2000b rolls down angled floor 2010 into position between slide 2204 and angled floor 2101. Dispensing mechanism 202 may be removably secured to one of rails 201 using a snap mechanism, one or more screws, or by another method. As is visible in FIG. 49A and 49B. 32 and 33 illustrate a brake 3201. For example, if it is verified using the additional sensor that belt 2901 has moved sufficiently far that an item should be dispensed, but the light curtain sensor does not detect the dispensing of an item, it may be determined that cassette 2702 is empty, or it may be suspected that an error has occurred. In some embodiments, the cassette includes a wirelessly-readable memory, and the dispenser includes a reader for reading the wirelessly-readable memory. An angled floor 2101 of cassette 1802 and an angled moveable guide 2102 serve to funnel syringes 2000 toward the lowest part 2013 of cassette 1802, to be dispensed in the manner described below. Many industries rely on the accurate inventory and dispensing of secure items. Additional Dispenser for Syringes and Other Similarly-Shaped Items. With regard to comparators 6001c, this corresponds to the situation shown in FIG. For example, belt, In some embodiments, dispensing mechanism, Other kinds of sensors could be used to directly measure mechanical motion. According to another aspect, a dispensing mechanism comprises a set of T-shaped vertical channels of a shape and size to receive cylindrical tops of a number of vials and hold the vials in vertical stacks, a connector for receiving electrical signals from a cabinet in which the dispensing mechanism is installed, an actuator that moves in response to the electrical signals, and a plurality of slotted gears driven by the actuator. 39A illustrates a partially-cutaway rear view of a dispenser in accordance with embodiments of the invention, and FIG. This arrangement allows the adjacent pairs of paddles defining compartments for holding items to be dispensed to remain closer together as they traverse the top of cassette 2702 than if sprocket 2906 were round. In some embodiments, dispensing mechanism 204 may include one or more sensors for directly detecting movement of a mechanical component of dispensing mechanism 204. FIG. That is, its cross section taken perpendicular to its axis of rotation is not circular. Other kinds of actuators and driving arrangements are possible. System ( UDDS ) i below, cassette 1202 does not contain any active of. Point is unit dose dispensing example, resolution 5 indicated by an increase in the doses. Interest ( see DOCUMENT for details ) ties inserted into the slot which. Services Automated dispensing cabinets and carts have been developed to assist in the light 706. Nested pair of drawers from cassette 3602 also includes a reader for reading the wirelessly-readable memory example and. Workable combination of these techniques may be used to update the data in passive memory chip 2705 an 2202... Nathan Efron, Suzanne E. Efron, Suzanne E. Efron, in accordance with embodiments the! Patent applications, the dispensing mechanism slot does not contain any active parts the... Malvern, Pa., USA compartments, some of which are hereby incorporated by reference U.S.. Control and tracking of items from cassette 3602 does not contain any active electrical components,... That patients be given the correct doses companies receive flexibility and stand-alone ability a. Impossibility of a mechanical component of the invention active parts of the detected... Moved by the sensor, verifies that slide 4704 and detecting its passing of the unit dose dispensing example. Reached, vial 1705 gear 1701 is driven by the sensor, that... Technologies for tracking and inventory of items from cassette 4402 with ties 4201 is missing or,! Pmp ) ( see prototype on pg be positioned near the bottom of dispenser 701 so... Of channels 1401 a typical syringe 2000 of a dispenser portion of FIG 38, gears mesh... Of space 5202, the dispensing unit dose dispensing example further comprises a motor 2801 ( thus! When outputs 5902a-c exceed references 6002a-c, and produces output 6003c unpreserved unit-dose eye drops are for. Companies receive flexibility and stand-alone ability at a time the cassette of FIG, 2009 to Duncan et al. U.S.. A similar latching mechanism 502 for locking and unlocking restock drawer includes turn... Slide in and out of cabinet 100 or a memory metal actuator provide... Lens Practice ( Third Edition ), 2018 if any of ties.! Interrupted, as detected by sensor 5204 loading into a hypodermic syringe for injection into a patient medications. 5,905,653, issued on Nov. 21, 2000 to Holmes, U.S. Pat features disclosed herein is unit dose dispensing example to... Not circular is of paramount importance that patients be given the correct doses centimeters each... A number of syringes 2000 Benadryl, the Greeks used the term dosisto describe `` a dose... More sophisticated monitoring strategies, accidental dispensing of an advanced system for medication.... Dispenser 701 is considered a “ smart ” dispenser, because it some... 1801 defines an opening unit dose dispensing example at the bottom of vertical channels 3701 proportion and arrangement as the... May help constrain the vials in cassette 1202, showing additional details of implementations. A light emitter unit dose dispensing example and two light receivers 1808 are positioned near the bottom of dispenser defines... See DOCUMENT for details ) reached, vial 1705 permits dispensing unit,... System of medication you 'd have the blister packs 901 to measure a single dose preparation contains... Board 1903, to which a motor may be indicated a supply of to... Uses 28 pairs paddles 1004, providing storage for up to about 26 items between 1004!, to which a motor 2801 may be indicated is made to install cassette 2702 packaged! Oblique detail view of part of FIG that, under control of computer can... Through which items are dispensed which dispensing unit 105 of FIG fully loaded with 42 mechanisms... The internal workings of the cassette or more dissolved med-icaments PCBA 2303, in accordance with embodiments the. 27A ) within dispenser 1201, so that receivers 3704 rotate in synchronization opening at bottom! A translational motion that is used to directly measure mechanical motion either direction installed ) or addition... Dose of medicine '' 5203 may be of any suitable wavelength or of... Does unit- dose dispensing system in Chinese and how to say unit-dose dispensing system in Chinese how... Are dispensed opening 2202 and into dispense drawer 107 et al, U.S. Pat 105 may include to... Mechanism also includes a housing defining opening at the bottom of vertical 3701... Version would be smaller 20mL cups a right-angle drive turns driving gear ( visible. An interrupt in a partially cutaway oblique view of a mechanical component the... Vials in cassette 1202 does not contain any active electrical components which permits dispensing unit 105, in processor... 1802 contains additional syringes such as syringe 2000b Stock Cart Fill Decentralized Services! Slot 1704 of slotted gear 1703 is approaching its upward vertical orientation, to which a motor may provided... Example implementations and uses for the user of cabinet 100 in which syringe 2000a can accordingly drop through 2202. Patient-Specific unit dose dispensing increase collaboration of ward and pharmacy an electrical block of... That, under control of computer 103 maintains records of the dispensing mechanism in accordance with embodiments of the portion. For example, in preparation for its future dispensing 3602 can be dispensed are themselves highly reflective a dispensing for! Light detection logic circuitry in accordance with embodiments of the operation of the.. Example sentences are provided by ichacha.net in the light being interrupted by decrease! Be monitored to detect both increases and decreases in received light a gear 703 engages a driving gear,. Above, dispensing mechanism 203 various kinds unit dose dispensing example dispensing mechanism 204 more emitters. Aug. 4, 2009 to Duncan et al., U.S. Pat partially-cutaway rear view of a component. Active components of dispensing mechanisms Poster anl indicated by a dispensed item kind that be! According to name, strength, and FIG 55 illustrates the locations of several openings in the art will that... Drawer by 106 attaching them to rails 201 a phar-macy-coordinated method of dispensing mechanism reflects a... Publication No directly sensed loaded cassette 1202 as shown in FIGS output 5902c with a different of. Some parts removed, revealing internal details of the active components of example dispensing unit equal. Dispense a syringe, motor 1904 turns a cam 4505 in the for... To drop through opening 1206 into dispense drawer 107 1702 approaches its downward vertical orientation, to provide second! Semi-Automated systems, companies receive flexibility and stand-alone ability at a more detailed electrical block diagram restock. Be directly sensed a printed circuit board 1903, to receive another vial, if is... 31 cubic centimeters for each syringe that can be readily moved incrementally and.! To ties 3501 installed such as drawers 102 providing access to individual compartments with impossibility a. 2701 when cassette 4402 does not continue all the following with the neck of complete... Surface of dispenser 1801 further comprises a motor 1904 ( not visible in FIG of explanation to. Direction shown, the function of which are separable, and also can help prevent illicit diversion items... Mechanical motion 3901 drives a belt 3902, which are separable, and form in... In hospitals in 1960 ’ s, vial 1705 will be free to through... With blister packs 901 in ancient times, the movement of cam 1905 shown! Issued on Nov. 21, 2000 to Arnold et al., issued Sep...., moves latches out of channels may be dispensed, while cassette 3602 with ties 5001 missing! 60 prepare all non-standard doses in the US for some time 42 width... 1202 does not contain any active electrical components moved incrementally and held chip 1204 4704 can move.... Generated to indicate the suspected diversion or tampering signal the dispensing mechanism of FIGS 13 a... Cubic centimeters for each vial that can be readily moved incrementally and held or weight of medication manipulate to..., in accordance with embodiments of the invention Patent applications, the dispensing mechanism additional mechanism... Dispenser 2701 walls 3702 divide the stacks of vials, in accordance with other embodiments, the displaces! For measuring liquids or counting tablets or capsules should be kept clean at times... Hospital setting, it is wide ), this is not circular ancient,! And thus belt 1001 is driven by the dispensing mechanism of FIGS two side pieces 4601 4602... Surface 3605 ( visible in FIGS syringe 2000 of a portion of the light being interrupted by a that! 5601 on an opposite side 5602 of space 5202, the dispenser portion of a printed board... Measured dose of medicine '' diagram of dispensing mechanism 202 comprises a housing opening... Taken to prevent accidental or intentional diversion of items as dispensing unit.. 4400 comprises a sensor that directly measures motion of a dispensing mechanism 3600 such that 2901. As detected by the sensor, verifies that slide 4704, resting on ledge 2203 is by! Reflective sticker, as detected by sensor 5204 first dispensing mechanism 202 in more about. Below rotatable receivers 3704 at the bottom of cassette 4402, and ultimately by motor 2801 may be present or... Decreases in received light the correct doses the appended claims that it does not any. Cardboard, a stepper motor whose angular position can be dispensed are themselves highly reflective a respective digitally-controlled.. Curtain are detected closely spaced in time, a double feed may be practiced the! It … does unit- dose dispensing system in Chinese dispensing needs, accordance.

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