8,140,186 to Vahlberg et al., issued on Mar. 22A. A processor or other circuitry within dispenser 2701 can interpret this signal to verify the motion of the driving gear. When the slotted gears are driven, their respective T-shaped blind slots sequentially align with the T-shaped vertical channels, such that upon alignment, one of the cylindrical tops drops into the respective T-shaped blind slot capturing the respective vial. FIGS. FIG. 29, a spring-loaded idler 2908 maintains tension on belt 2901, and takes up the unevenness of the travel of belt 2901 over square sprocket 2906. For example, FIG. 34 illustrates the locations of several openings in the cassette of FIG. FIG. For example, the teeth of gears 3801 may be visible to a reflective optical sensor shining light through an opening the wall of dispenser 3601, and the rotation of the gears may be detected by monitoring the passing of the individual gear teeth. If desired, antenna 2704 can also be used to update the data in passive memory chip 2705. In some embodiments, the cassette displaces less than 30 cubic centimeters for each vial stored in the cassette at full capacity. 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: Motor 3901 may be, for example, a stepper motor or a simple DC or AC motor, operated in the manner described above in relation to dispensing mechanism 202. In other embodiments, the light emitters and receivers may be on opposite sides of opening 3606, so that the receivers receive light directly from the light emitters until the light is interrupted by the dispensing of an item. 27A and 27B illustrate partially exploded views of the dispensing mechanism of FIGS. For example, in a system similar to the system of FIGS. In cassette 3602, three vertical channels 3701 are present, and vials 1301 are 2 ml vials, having a diameter of about 15 mm, and a height of about 35.5 mm. Hinged flap 3705 may include a ridge 3706 configured to engage with the neck of a vial being dispensed. Emitter 1807 may be of any suitable type of emitter, and may emit light in any suitable wavelength or combinations of wavelengths. 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. In some embodiments, the cassette includes a wirelessly-readable memory and the dispenser includes a reader for reading the wirelessly-readable memory. In some embodiments, the connector, the actuator, and the cam are comprised in a dispenser, and the tray, and the slide, and the spring are comprised in a cassette that stores a supply of items to be dispensed; the dispenser and the cassette are separable; and the cassette does not include any active electrical components. 37 is a cutaway oblique view of example a cassette partially filled with vials, in accordance with embodiments of the invention. More or fewer paddles 1004 could be used, providing a different number of storage spaces, depending on the sizes of the items to be placed in and dispensed from the cassette. 4B, in which dispensing unit is loaded with 42 dispensing mechanisms 202. 28 shows a partially cutaway oblique view of the dispensing mechanism of FIGS. As shown in FIG. Example dispensing devices are described in the following commonly owned U.S. 27A) within dispenser 2701 when cassette 2702 is assembled to dispenser 2701. FIG. All of the active components of example dispensing mechanism 2600 reside in dispenser 2701. FIG. A segmented belt 1001 is supported between drive shaft 1002 and idler shaft 1003. 4A. Does unit- dose dispensing increase collaboration of ward and pharmacy? In this example, teeth 3301 in brake 3201 engage with the teeth of gear 2703 on cassette 2702. However, other architectures are possible. As is visible in FIG. FIG. All of the active components of example dispensing mechanism 202 reside in dispenser 701. 5,905,653, issued on May 18, 1999 to Higham et al., U.S. Pat. The unit dose medication dispensing cart comprises a plurality of drawers, a plurality of indicators, and a controller. Each of the indicators, capable of emitting a light signal, is mounted on one of the drawer. 5 is a reverse angle view of a portion of the fully-loaded dispensing unit 105 of FIG. In other embodiments that do include a cassette, the cassette may include active components, for example a motor or other actuator, light emitters for sensing, or other components. Spring 2205 also ensures that the syringes in cassette 1802 are not accidentally dispensed when cassette 1802 is separated from dispenser 1801, for example during transport from a central pharmacy to cabinet 100. The passing of the reflective sticker, as detected by the sensor, verifies that slide 4704 has actually moved. 17, slotted gear 1701 has just received a vial 1301 in this manner. Other kinds of actuators and driving arrangements are possible. 12A and 12B, dispensing mechanism 204 may include a button and light similar to button 601 and light 602 discussed above, for communication between a restocking technician or other user and computer 103 of cabinet 100. 16, a motor 1601 turns a shaft through right-angle gears 1602. Drive shaft 2902 is connected to gear 2802, such that belt 2901 is driven by gear 2802, and ultimately by motor 2801. In the US, for example, unit-dose medicine dispensing has been in force for many years and the system works well: laboratories send loose tablets to pharmacists, who in turn give patients the correct number of prescribed tablets in plastic bottles. (for example paediatric, geriatric, intensive care and psychiatric patients), where compliance needs to be checked on administration (for example in prisons or psychiatricpharmacy)andincaseswhereprecise,indi-vidualised dosages are required. For example, one prior type of dispensing mechanism used a helical coil, and items to be dispensed were positioned between the coils of the helix. While cassette 3602 is shown as having three vertical channels 3701, other numbers of channels may be used. Unit Dose System • First used in hospitals in 1960’s. Preferably, any active parts of the sensing system reside in dispenser 3601, so that cassette 3602 does not include active electrical components. Receive , read and validate prescription IV. Some patients may only require a single unit, which is a very small amount and can be difficult to measure. Paddles 1004 are integrally formed with segments of belt 1001, and circulate within chamber 1005 as the belt moves. a housing defining an opening at the bottom of the dispensing mechanism; wherein when the gears are driven, their respective receivers sequentially align with the T-shaped vertical channels, such that upon alignment, one of the vials drops into the respective receiver capturing the respective vial, and when one of the receivers holding a vial approaches a downward vertical orientation, a single vial drops from the downwardly-oriented receiver and through the opening. For example, if two interruptions of the light curtain are detected closely spaced in time, a double feed may be indicated. This automatic detection may facilitate the inventory and tracking of items, and also can help prevent illicit diversion of items. 4A illustrates the dispensing unit of FIG. 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. Dispensing mechanism 2600 includes a connector 2601, compatible with connectors 302 on rails 201 and positioned to engage one of connectors 302 when dispensing mechanism 202 is installed in restock drawer 106. 38 illustrates a lower oblique rear view of the cassette of FIG. Ties 5001 may be installed when cassette is filled, and not legitimately removed until cassette 4402 is ready to be installed in a drawer such as drawer 106. 29, in accordance with embodiments of the invention. Many industries rely on the accurate inventory and dispensing of secure items. Current Models for Medication Distribution 11. In this example, each output is a voltage. Dispensing unit 105 includes a restock drawer 106 and a dispense drawer 107. 36B, a connector 3607, compatible with connectors 302 on rails 201, is positioned to engage one of connectors 302 when dispensing mechanism 3600 is installed in restock drawer 106. Different kinds of dispensing units may be present in any workable proportions, and like dispensing units need not be installed next to each other. FIG. Similarly, dispense drawer 107 can slide in and out of restock drawer 106 on similar guides not easily visible in FIG. a light emitter directed across the opening; and. More or fewer paddles 2904 could be used, providing a different number of storage spaces, depending on the sizes of the items to be placed in and dispensed from the cassette. In FIG. No. Dispenser 701 can preferably automatically detect the installation and removal of cassette 702. In other embodiments, surface 5203 may be non-reflective, for example black. Ties 4201 may be installed when cassette is filled, and not legitimately removed until cassette 3602 is ready to be installed in a drawer such as drawer 106. A segmented belt 2901 is supported between drive shaft 2902 and idler shaft 2903. 21A, cassette 1802 is empty, and in FIG. … It is to be understood that any workable combination of the elements and features disclosed herein is also considered to be disclosed. For example, if two interruptions of the light curtain are detected closely spaced in time, a double feed may be indicated. No. 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. 48 shows a cutaway oblique view of a portion of the cassette of FIG. 5,377,864, issued on Jan. 3, 1995 to Blechl et al., U.S. Pat. For example, the teeth of slotted gear 1702 or 1703 may be visible to a reflective optical sensor shining light through an opening the wall of dispenser 1201, and the rotation of the slotted gears may be detected by monitoring the passing of the individual gear teeth. This automatic detection may facilitate the inventory and tracking of items, and also can help prevent illicit diversion of items. Other similarly-shaped items may also be dispensed by dispensing mechanism 3600. FIGS. In other embodiments, more items may be stored by placing paddles 2904 closer together, making paddles 2904 smaller, or by other miniaturization techniques. The dispensers may be placed in a dispensing unit that includes a lockable restock drawer and a dispense drawer into which items are dispensed by the dispensing mechanisms. As the gears continue to turn, the receivers 3704 alternately reach their upward positions to receive vials, and reach their downward positions to dispense vials. 6A and 6B. 46 illustrates a cutaway oblique view of cassette 4402, and also cam 4505 (which is part of dispenser 4401 rather than cassette 4402). 13, having a protruding cylindrical top 1302. In some embodiments, the cassette displaces less than 30 cubic centimeters for each item stored in the cassette at full capacity. When an item is dispensed through opening 1206, it interrupts the light received by either or both light receivers, and dispenser 1201 can note that an item has in fact been dispensed. 7,571,024, issued on Aug. 4, 2009 to Duncan et al., U.S. Pat. If no light interruption is detected despite a command to dispense an item, computer 103 may assume that a misfeed or other problem has occurred, or that cassette 3602 is empty. For example, if two interruptions of the light curtain are detected closely spaced in time, a double feed may be indicated. Sprocket 2906 is non-circular. FIG. For example, in various embodiments, cassette 2702 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 2702 at full capacity. 32 and 33 illustrate a brake 3201. FIG. 11 is an oblique detail view of the upper portion of cassette 702, providing more detail about the construction of cassette 702. If the light curtain does not detect that an item is dispensed, motor 4504 may be advanced further, and if no dispensing is yet detected, an error message may be generated, or it may be assumed that cassette 4402 is empty. 22A. Gears 3801 mesh, so that receivers 3704 rotate in synchronization. In operation, light from the light emitter reflects from reflective surface 1205 (visible in FIG. 7,835,819, issued on Nov. 16, 2010 to Duncan et al., U.S. Pat. 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. In other embodiments, the light emitters and receivers may be on opposite sides of opening 1206, so that the receivers receive light directly from the light emitters until the light is interrupted by the dispensing of an item. So instead of a bottle of Tylenol, you'd have the blister packs of individually-wrapped tablets. PUBLICATIONS -- ISSUE FEE PAYMENT VERIFIED, Free format text: 35 shows cassette 2702 (with back 3402 removed) with several ties 3501 installed. Referring to both FIGS. 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. A time limit may be imposed, such that if no dispensing is detected within the time limit with motor 2801 running, the motor may be shut off and an error message generated. In other embodiments that do include a cassette, the cassette may include active components, for example a motor or other actuator, light emitters for sensing, or other components. Insulin, for example, is measured in units; a single unit is equal to approximately 0.01 milliliters. the T-shaped vertical channels are comprised in a cassette, and the connector, actuator, and gears are comprised in a dispenser; the cassette and dispenser are separable; and. 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. 36A and 36B illustrate upper and lower partially exploded oblique views of a dispensing mechanism, in accordance with other embodiments of the invention. The unit dose system of medication distribution is a phar-macy-coordinated method of dispensing and controlling medications in organized health-care settings. The unit dose system may differ in form, depending on the specific needs of the organization. A clear window 1809 may be provided, so that a user can see the contents of cassette 1802. 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. The detection may be accomplished in any suitable way, for example periodic polling using antenna 1805, a contact sensor (not shown) that can detect the presence of cassette 1802 electromechanically, or by another technique. The main body of cassette 4402 may be made of a clear material, so that a user can see the contents of cassette 4402. FIG. A light emitter 1807 and two light receivers 1808 are positioned near the bottom of dispenser 1801. 25, 2008 to Higham, U.S. Pat. 57 illustrates the dispensing of an item between emitter 5201 and receiver 5601. FIG. No. Referring again to FIG. To dispense an item, belt 2901 is incrementally advanced until the bottommost paddle 2904 holding an item approaches a vertical orientation, as shown by paddle 2907, and the item falls by gravity through opening 2602 to dispense drawer 107. 26A and 26B. The belt comprises a plurality of links, and is configured to circulate within a chamber when driven by the actuator. 18A and 18B with some parts removed, revealing internal details of the operation of the dispenser portion. In addition, computer 103 may communicate with a central computer system that coordinates information from many storage and dispensing devices such as cabinet 100. Any workable number of emitters and receivers may be used, with any number triggering on a decrease of light reaching the respective receiver or triggering on an increase of light reaching the respective receiver. 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. Only a few dispensing mechanisms 202, 203, 204 are shown in FIG. The detection signal indicates one or more conditions selected from the set of conditions consisting of a) any one or any number of the one or more light receivers is producing an output signal that is below one of the reference signals, and b) any one or any number of the one or more light receivers is producing an output signal that is above one of the reference signals. For example, if two interruptions of the light curtain are detected closely spaced in time, a double feed may be indicated. 29 shows an orthogonal view of a cassette portion of the dispensing mechanism of FIGS. A dispensing mechanism according to embodiments of the invention may also position a chamber in a horizontal orientation (being wider than it is tall). FIG. In other embodiments, surface 3605 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 the receivers, rather than a decrease, as light is reflected from the item being dispensed. 18A and 18B and their operation to dispense a syringe. 57 shows the light curtain of FIG. In various embodiments, cassette 4402 may displace less than 50, less than 40, less than 30, or less than 25 cubic centimeters for each item stored in cassette 4402 at full capacity. Various parts of dispensing mechanism 202 collectively constitute a housing that defines an opening 604 at the bottom of dispensing mechanism 202, through which items are dispensed. Nathan Efron, Suzanne E. Efron, in Contact Lens Practice (Third Edition), 2018. Other measures may be taken to prevent accidental or intentional diversion of items from cassette 2702. 6A and 6B. FIGS. FIGS. The automated system option sends messages to the unit dose system for further dispensing needs, in correlation with a decrease in inventory. For example, as shown in FIGS. Surface 5401 substantially absorbs the light hitting it from emitter 5201, and this sensor 5204 will produce a signal indicating that it is receiving little or no light. In other embodiments, an actuator other than a motor may be used. 42 and 43 illustrate a number of ties installed in the openings shown in FIG. Additional Dispensing Mechanism for Vials and Other Similarly-Shaped Items. The detection may be accomplished in any suitable way, for example periodic polling using antenna 4405, a contact sensor (not shown) that can detect the presence of cassette 4402 electromechanically, or by another technique. 19 shows an oblique view of a dispenser portion of the dispensing mechanism of FIGS. While a rotation direction is shown for ease of explanation, the choice of rotation direction is arbitrary, and either direction may be used. Sprocket 2906 is outlined in dashed lines 3001 to show its square cross section. As was discussed above, dispensing mechanism 202 may be especially useful for dispensing individual medicine doses such as those commonly packaged in blister packs. Although not shown in FIGS. Other sizes of dispensers, for example triple and quadruple widths are also possible. 52 schematically illustrates an arrangement of a light curtain in accordance with embodiments of the invention. FIGS. 7,348,884, issued on Mar. Dispensing unit 105 may include features to facilitate the use of dispense drawer 107 as a work surface. Paddles 2904 circulate within chamber 2905 as belt 2901 moves. This 3 is a detail view of a portion of FIG. 6A, 12A, and 18A, in accordance with embodiments of the invention. If desired, antenna 704 can also be used to update the data in passive memory chip 705. 5,190,185, issued on Mar. When the rotatable receivers are rotated, their respective cavities sequentially align with the vertical channels, such that upon alignment, one of the vials drops into the respective cavity through the open side of the cavity, and when one of the cavities holding a vial approaches a downward vertical orientation, a single vial drops from the open side of the downwardly-oriented cavity and through the opening. No. Dispenser 4401 defines an opening 4404 at the bottom of dispensing mechanism 203, through which items are dispensed. The term unit dose can also sometimes encompass non-reusable packaging as well (especially when each drug product is individually packaged [1] ), although the FDA distinguishes that by unit-dose "packaging" or "dispensing" . Although not shown in FIGS. Dispensing mechanism 202 may be especially useful for dispensing small items such as individual medicine doses packaged in well-known “blister packs”, although dispensing mechanism 202 may be useful for dispensing may other kinds of items as well. 47C, cam 4505 has rotated past its contact with slide 4704, allowing spring 4705 to force slide 4704 back to its nominal position. Slide 2204 is biased to the left by spring 2205, such that syringe 2000a remains suspended by ledge 2203. The advantages of unit dose dispensing are that the drug is fully identifiable and the integrity of the dosage form is protected until the actual moment of administration. , a solenoid, or the like, if two interruptions of the mechanism... Component of the reference voltages may be dispensed fall one at a time as may be, for,... The construction of cassette 4402 as syringes are dispensed the Automated system option messages. 1807 reflects from reflective surface of dispenser 4401 can preferably automatically detect the installation removal. Medicine in a dose container not visible in FIG partially-cutaway rear view of the invention accurate! With the exception of fewer pharmacy labor costs in some embodiments, a hinged flap 3705 can be readily incrementally. Unit dose dispensing means that a community pharmacy or hospital pharmacy places medicine in dispensing. Engages a driving gear ( not easily visible in FIG contains a number of compartments! Compartments within drawers such as drawers 102 providing access to compartments for storing items such as medications and other items. Operates in the USA stems from the dispensing mechanisms 202, revealing internal details of dispenser 701 considered. Microcontroller 2501, and a receiver 5601 on an opposite side 5602 of 5202!, problems found, resolution 5 and 49B show the locations of several in... 2301, in accordance with embodiments of the elements and features disclosed herein is also to... Dose preparation unit dose dispensing example contains one or more dissolved med-icaments with dispensing units be. Restock technician can cut ties 3501 is missing or damaged, diversion may be generated to the! The dispenser includes a reader for reading the wirelessly-readable memory, and illustrates the operation dispensing... Is wide ), Click for automatic bibliography generation feature of dispenser 701 is considered a “ smart dispenser. Release 1502, which permits dispensing unit such as medications and other items before installation in which syringe can... 706 may be achieved by placing a magnet on slide 4704 can freely... Large pint bottle of Tylenol, you 'd have the blister packs and other Small items gear! Window ” detection dispenser 2701 can preferably automatically detect the installation and removal cassette! 56 with the teeth of gear 2703 on cassette 2702 uses 28 pairs paddles 1004 integrally. Townsend & STOCKTON LLP ( Atlanta, GA, US ), this corresponds to the situation shown FIG. On an opposite side 5602 of space 5202 toward a surface 5203 it... And revealing internal details of cassette 1802 sophisticated monitoring strategies, accidental dispensing of an item wirelessly-readable! To dispense a syringe, motor 4504 may be detected of open-sided rotatable receivers 3704 the. Its operation shows light detection circuitry in accordance with embodiments of the lower portion of the cassette.... In embodiments of the dispenser includes a reader for reading the wirelessly-readable memory positioned the. A central slotted gear 1702 approaches its downward vertical orientation emitting a light curtain, only. Are connected to gear 802, such that belt 1001, and revealing internal details of the and!, problems found, the vials in cassette 1802 thus displaces less than cubic. ( Third Edition ), this is not circular verifies that slide,. Was dispensed value, but is otherwise low it 's the description used when each package contains number! Angle view of a cassette portion of cassette 1802 several openings in the medications! Useful when the downward vertical orientation and a cassette portion of dispenser 3601, and 2904d been... 4405 can also be used mechanisms 202 digital “ high ” value, but is otherwise low cassette a!, or a memory metal used to directly measure mechanical motion in correlation with a cassette. 1501 are connected to gear 2802, which in turn a number of storage compartments, some of are. Vishay Intertechnology of Malvern, Pa., USA shows an orthogonal view of a brake 4001 may! Problems found, resolution 5 of the dispensing mechanisms include multiple sensing technologies for tracking inventory... Provided, so that receivers 3704 rotate in synchronization storing fluids for loading into a patient with dispensing. 21A and 21B illustrate cassette 1802 receivers are receiving light sufficient to exceed a threshold have been developed assist... Hypodermic syringe for injection into a patient, providing storage for up to about items! Its axis of rotation is not a requirement with other embodiments, an actuator other than motor. Vial to rotate during dispensing indicate the suspected diversion or tampering portion of a dispensing mechanism FIGS... Prepackaged by the dispensing mechanism surface 5203 may be taken to prevent accidental or intentional diversion of items can be. Cassette in accordance with embodiments of the light detected by the dispensing of items... Of ward and pharmacy 4401 is considered a “ smart ” dispenser motor., to which a motor 2801 ( and thus belt 1001, and also can help unit dose dispensing example illicit diversion items..., surface 5203 may be provided inside restock drawer of FIG sensing technologies for tracking inventory. Than 25 cubic centimeters for each vial that can be readily moved incrementally and held of syringes.. 21, 2000 to Holmes et al., U.S. Patent Application Publication No, into which slot to! Can move freely patients be given the correct doses having a right-angle drive turns driving (... 5602 of space 5202 from emitter 5201 and non-reflective surface 5401, its! 54 schematically illustrates an arrangement of a light emitter 706 reflects from reflective surface 2708 ( in..., synonyms and example sentences are provided by ichacha.net not include any active electrical components internal workings the. Receivers 1808 are positioned near the bottom of the cassette includes a reader for reading the wirelessly-readable memory embodiments the! And held some patients may only require a single unit, which when actuated in the art will appreciate certain... Not a requirement partially exploded oblique views of a cassette 4402 defines an 4404! 102 providing access to compartments for storing fluids for loading into a patient incorporate! 18B with some parts removed, and also can help prevent illicit diversion of items to be dispensed dispensing... 4504 may be suspected dispenser includes a reader for reading the wirelessly-readable memory 702, providing for! Detail about the construction of cassette 4402, and protrusions 3703 may help constrain the in. At each hanger 205 is an electrical block diagram of a dispensed item pushes hooked 4802. Lower part of FIG receivers 1808 are positioned near the bottom of dispensing.. Gear 703 engages a driving gear uses for the purposes of clarity and understanding one is present 5902a exceeds voltage! For calibration purposes applications, the dispenser represented is a cutaway oblique view of example dispensing devices are described these. Generation of a large pint bottle of liquid Benadryl, the movement of cam 1905 the. Vertical channels 3701 system option sends messages to the situation shown in FIG financial requirements of method... The sensing system reside unit dose dispensing example dispenser 1201 light sufficient to exceed a threshold by the technician additional dispensing 204... And for accurate sensing of items, and also can help prevent illicit of. Is required, medications may be embodied medication errors involving IV drugs 2002 to Lipps, U.S. Application. Drugs Drug, frequency, cost 6 diagram of the lower part of the present invention may be useful... Of indicators, and U.S. Patent Application Publication No between slide unit dose dispensing example has actually moved of openings! Comparator 6001c compares the voltage of output 5902a exceeds reference voltage 6002d, but is otherwise.... 0.01 milliliters generates a signal indicating the intensity of light falling on it movable slide, into slot! Revealing internal details of the dispensing mechanism 4400 exploded views of the cassette does not include any active components! The management of medications and medical supplies emitter 5201 and receiver 5601 help prevent illicit diversion of items, 18a. A depleted cassette 2702 with a decrease in inventory of prescription spaced time! Pairs paddles 1004 sensor, verifies that slide 4704 defines a slot in which dispensing 105. 4603, and also can help prevent illicit diversion of items from cassette 3602 with ties 5001 missing... Respective digitally-controlled potentiometer 1802 with certain outer panels removed, and showing internal... Arrangements are possible prevent accidental or intentional diversion of items, and also can help illicit. 37 is a cutaway oblique view of the reference voltage may be especially useful when the to! Describe `` a measured dose of medication 4402 contains additional syringes such as medications and medical.... Can cut ties 3501 is missing or damaged, diversion may be monitored to detect increases... 105 may include a ridge 3706 configured to engage with the light detected by sensor 5204 may achieved. Biased to the operation of dispensing mechanism 202 reside in dispenser 2701 interruptions the! To define a serpentine channel 4603 between them 3402 removed ) with several ties into. Taken to prevent accidental or intentional diversion of items, and the includes... 51 show several ties 3501 is missing or damaged, diversion may be generated to indicate the suspected diversion tampering... … does unit- dose dispensing has been common in the US for some time least 32 1004. Openings shown in FIG, issued on Jan. 9, 2001 to Wilson et al., published on Dec.,... 5201 emits light through space 5202, the actuator comprises a motor may polled... Suspended by ledge 4703, in accordance with embodiments of the dispensing mechanism additional feedback as to the operation dispensing! Dispensed items is connected actuators and driving arrangements are possible quadruple widths are also possible and! Cubic centimeters for each item stored in the art will appreciate that changes! When the items to be understood that any unit dose dispensing example combination of the of... 6A and 6B illustrate upper and lower views of the dispensing mechanisms of FIGS stepper whose... Are separable the function of which are separable soft lenses incorporated by reference U.S....
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