However, other architectures are possible. When it is desired to dispense a syringe, motor 1904 (not visible in FIGS. 21B, cassette 1802 contains a number of syringes 2000. A similar effect may be achieved by placing a magnet on slide 2204 and detecting its passing of a Hall Effect sensor. 9, 2010 to Higham, U.S. Pat. If any of ties 3501 is missing or damaged, diversion may be suspected. - Inpatient Dispensing. In this example, teeth 3301 in brake 3201 engage with the teeth of gear 2703 on cassette 2702. If cassette 3602 arrives at its destination with all of ties 4201 intact, it may be assumed that no tampering or accidental dispensing has occurred. According to one aspect, a dispensing mechanism comprises a connector for receiving electrical signals from a cabinet in which the dispensing mechanism is installed, an actuator that operates in response to the electrical signals, a belt driven by the actuator, and a plurality of spaced-apart paddles for receiving between the paddles items to be dispensed. FIG. Cabling from all of the connectors converges at a circuit board (not visible) at the back of dispensing unit 105, which in turn connects to other electronics within cabinet 100 via one or more flexible cables (not visible in FIG. In some embodiments, the belt is segmented and each of the plurality of paddles is integrally formed with a respective segment of the belt. Output 6005 may generate an interrupt in a processor coupled to the appropriate dispensing mechanism to signal the dispensing of an item. 2008/0319577 of Vahlberg et al., published on Dec. 25, 2008, U.S. Pat. The dispensing mechanism also includes a housing defining opening at the bottom of the dispensing mechanism. The controller is configured to command the dispensing of an item, monitor the output of the circuitry for a detection signal produced in conjunction with the dispensing of the item, and during a time when no dispensing is required, monitor the output of the circuitry for a detection signal that is not produced in conjunction with the dispensing of any item. 37. In some embodiments, the cassette further comprises a latch that retains vials within the cassette when the cassette is separated from the dispenser, and that permits the vials to reach the T-shaped blind slots of the slotted gears when the cassette is assembled to the dispenser. In some embodiments, the dispensing mechanism further comprises a sensor that directly measures motion of a mechanical component of the dispensing mechanism. 5,905,653, issued on May 18, 1999 to Higham et al., U.S. Pat. NOTICE OF ALLOWANCE MAILED -- APPLICATION RECEIVED IN OFFICE OF PUBLICATIONS, Free format text: 6A, 12A, and 18A, in accordance with embodiments of the invention. However, other architectures are possible. 26A and 26B illustrate upper and lower views of a dispensing mechanism in accordance with other embodiments of the invention. The passing of the reflective sticker, as detected by the sensor, verifies that slide 4704 has actually moved. 35 illustrates a number of ties installed in the openings shown in FIG. Drive shaft 2902 is connected to gear 2802, such that belt 2901 is driven by gear 2802, and ultimately by motor 2801. 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 1802 is empty. FIG. FIGS. 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. The invention has now been described in detail for the purposes of clarity and understanding. A computer 103 maintains records of the contents of cabinet 100, and may control access to individual compartments. This automatic detection may facilitate the inventory and tracking of items, and also can help prevent illicit diversion of items. In some embodiments, the plurality of paddles comprises at least 32 paddles. 39A illustrates a partially-cutaway rear view of a dispenser in accordance with embodiments of the invention, and FIG. For example, a solenoid or memory metal actuator may provide a reciprocating motion that is used to drive the driving gear within dispenser 701 using a ratchet or ratchet-like arrangement. In FIG. Among other components, dispensing unit 105 includes a main PCBA 2301, and a number of rail assemblies 201, each of which includes a respective PCBA. When it is desired to dispense a syringe, motor 4504 (not shown in FIGS. FIGS. Slide 2204 is biased to the left by spring 2205, such that syringe 2000a remains suspended by ledge 2203. As is visible in FIG. FIG. Referring again to FIGS. FIG. 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. 10, 2012, U.S. Pat. For example, uncoated tablets normally leave a layer of powder on any surface they touch, which can easily be transferred to other tablets or capsules counted on the same surface. Dispenser PCBA 2303 also includes various power and communication circuitry, driver circuitry for a motor, a wireless communication interface and antenna, various other sensors, and other components, many of which may be described above in relation to dispensers 701, 1201, and 1801. In that case, an item may be dispensed by advancing motor 4504 by one rotation. In that case, dispenser 1801 is considered a “smart” dispenser, because it includes some processing intelligence. The detection may be accomplished in any suitable way, for example periodic polling using antenna 704, a contact sensor (not shown) that can detect the presence of cassette 702 electromechanically, or by another technique. 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. In some embodiments, the cassette has a capacity to hold at least 100 syringes each having a diameter of 10-12 mm and a length of 145-150 mm, and the cassette displaces an overall volume of less than 2600 cubic centimeters. Dispenser 3601 can preferably automatically detect the installation and removal of cassette 3602. FIG. 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. … A sprocket 2906 turns with drive shaft 2902 to drive belt 2901, providing positive relationship between the angular position of drive shaft 2902 and the travel of belt 2901. In this example, the dispenser includes a microcontroller 2501, and the dispenser represented is a “smart” dispenser. Vials 1301 may be, for example, 5 ml vials, having a diameter of about 22 mm, a height of about 42.5 mm. Similarly, the movement of cam 4505 could be directly sensed. 36A and 36B, dispensing mechanism 3600 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. 18A and 18B. Walls 3702 divide the stacks of vials, and protrusions 3703 may help constrain the vials by their necks. In some embodiments, the actuator comprises a motor, a solenoid, or a memory metal. Other vial sizes may be used as well. 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. Motor 2801 may be, for example, a stepper motor whose angular position can be readily moved incrementally and held. 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. 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. In other embodiments, light emitter 706 and receivers 707 may be on opposite sides of opening 604, so that receivers 707 receive light directly from light emitter 706 until the light is interrupted by the dispensing of an item. When cassette 4402 is disengaged from dispenser 4401, hooked lever 4802 is biased downward by spring 4803, so that hooked lever 4802 hooks into opening 4804, preventing motion of slide 4704. 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. 12A and 12B. For example, dispenser 1801 and cassette 1802 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 1801 or cassette 1802. FIG. Embodiments of the present invention may incorporate features from the devices described in these documents, in any workable combination. Brake 4001 includes gear teeth 4002. What is the meaning of unit-dose dispensing in Chinese and how to say unit-dose dispensing in Chinese? This direct measurement provides additional feedback as to the operation of dispensing mechanism 204. For example, in a system similar to the system of FIGS. FIG. FIG. That is, detection signal 6005 is high only when outputs 5902a-c exceed references 6002a-c, and output 5902b is below reference 6002d. 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. While other dimensions may be used, example cassette 1202 is about 212 mm high, 72 mm wide, and 49 mm deep (displacing about 750 cubic centimeters), and can hold 27 vials of the 5 ml size. In other embodiments, light emitter 1807 and receivers 1808 may be on opposite sides of opening 1804, so that receivers 1808 receive light directly from light emitter 1807 until the light is interrupted by the dispensing of an item. 6A and 6B. 2. In other uses, 1 ml vials may be used, having a diameter of about 15 mm, in which case cassette 1202 may hold about 39 of the 1 ml vials, for a displacement of less than 20 cubic centimeters for each vial that can be stored in cassette 1202. It is to be understood that any workable combination of the elements and features disclosed herein is also considered to be disclosed. A General Surgery Patient Ward in a tertiary hospital with more than 1,300 beds … Non -Formulary drugs Drug, frequency, cost 6. 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. For example, if it is verified using the additional sensor that slide 2204 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 1802 is empty, or it may be suspected that an error has occurred. Slot 1704 of slotted gear 1703 is approaching its upward vertical orientation, to receive another vial, if one is present. The dispensing mechanism further comprises a spring that biases the slide into a default position in which the slot of the moveable slide is not aligned with the opening in the tray. Motor 1904 may be, for example, a stepper motor whose angular position can be readily moved incrementally and held. A light 602 enables computer 103 to communicate to the user, for example flashing the light to direct the user to restock this particular dispensing mechanism. 4A illustrates dispensing unit 105 fully loaded with seven dispensing mechanisms 202, 14 dispensing mechanisms 203, and seven dispensing mechanisms 204, fully populating the available spaces on rails 201. 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. The belt comprises a plurality of links, and is configured to circulate within a chamber when driven by the actuator. For example, each of the reference voltages may be the output of a respective digitally-controlled potentiometer. FIG. That is, its cross section taken perpendicular to its axis of rotation is not circular. Paddles 1004 are integrally formed with segments of belt 1001, and circulate within chamber 1005 as the belt moves. This wireless data exchange may use any suitable wireless protocol, for example Near Field Communications (NFC), radio frequency identification (RFID), or another wireless protocol. Other kinds of sensors could be used to directly measure mechanical motion. This may be helpful, for example, during shipment or transport of a full cassette, to prevent intentional or accidental removal of items from cassette 2702 by turning gear 2703. Sensor 5204 produces a signal indicating the intensity of light falling on it. Only one or two different kinds of dispensing mechanisms may be present, or four or more kinds of dispensing units may be present. 37 is a cutaway oblique view of example a cassette partially filled with vials, in accordance with embodiments of the invention. Additional Dispensing Mechanism for Vials and Other Similarly-Shaped Items. As the slotted gears rotate, the respective slots 1704 “take turns” reaching an upward vertical orientation and a downward vertical orientation. A flat portion 902 may be made of cardboard, a stiff plastic, or the like. FIGS. Example dispensing mechanism 203 comprises a dispenser 1801 and a cassette 1802, which are separable. Thus, the vials in cassette 3602 can be dispensed one by one. 20 illustrates a typical syringe 2000 of a kind that may be dispensed by dispensing mechanism 203. 6A and 6B. 4A. 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. Other kinds of actuators and driving arrangements are possible. Dispense drawer 107 can then be opened to retrieve the dispensed items. 22B. However, improvements are still desired in the reliability of dispensing and tracking of items, and it is also desirable to reduce the amount of space required for item storage and dispensing. In various embodiments, cassette 1202 may displace less than 30, less than 25, less than 20, or less than 15 cubic centimeters for each vial stored in cassette 1202 at full capacity. 22C, cam 1905 has rotated past its contact with slide 2204, allowing spring 2205 to force slide 2204 back to its nominal position. 33 shows a magnified view of part of FIG. The unit dose system of medication distribution is a phar-macy-coordinated method of dispensing and controlling medications in organized health-care settings. In that case, dispenser 701 is considered a “smart” dispenser, because it includes some processing intelligence. FIG. 25 illustrates an electrical block diagram of a dispenser as may be used in the dispensing mechanisms of FIGS. In some embodiments, the actuator comprises a motor, a solenoid, or a memory metal. 29 shows an orthogonal view of a cassette portion of the dispensing mechanism of FIGS. This wireless data exchange may use any suitable wireless protocol, for example Near Field Communications (NFC), radio frequency identification (RFID), or another wireless protocol. FIG. 7,675,421, issued on Mar. 7,835,819, issued on Nov. 16, 2010 to Duncan et al., U.S. Pat. All of the active components of dispensing mechanism 3600 reside in dispenser 3601. Similarly, the movement of cam 1905 could be directly sensed. Although not shown in FIGS. When a decision is made to install cassette 2702 in a dispenser or drawer, the restock technician can cut ties 3501 before installation. The unit dose medication dispensing cart comprises a plurality of drawers, a plurality of indicators, and a controller. If desired, antenna 1805 can also be used to update the data in passive memory chip 1806. 1 illustrates an example cabinet in which the invention may be embodied. This wireless data exchange may use any suitable wireless protocol, for example Near Field Communications (NFC), radio frequency identification (RFID), or another wireless protocol. Preserved eye drops are rarely used in this situation, because of concerns that preservatives such as benzalkonium chloride can accumulate in the lens and be toxic to the corneal epithelium. The spacing between paddles 2904c and 2904d is labeled “D” in FIG. 39B illustrates an oblique front view of the dispenser. Ties 4201 may be, for example, plastic “zip” ties or a similar kind of tie, that is not conveniently removable without cutting the tie. When an item is dispensed through opening 2604, it interrupts the light received by any of light receivers 2707, and dispenser 2701 can note that an item has in fact been dispensed. FIG. In the above scenario, the nurse may be given access to a compartment having a large number of doses of the medication, and he or she may simply remove the number immediately required. For example, if two interruptions of the light curtain are detected closely spaced in time, a double feed may be indicated. Automated dose-dispensing: When designing the new dose-dispensing package, prospective applicants are asked to note that some medicines may be unsuitable for automated dose-dispensing, for example chemotherapy agents and antibiotics. FIG. For example, vial 5301 interrupts the light emanating from emitter 5201 so that it does not reach surface 5203, and does not reflect to sensor 5204. In various embodiments, cassette 3602 may displace less than 30, less than 25, less than 20, or less than 15 cubic centimeters for each vial stored in cassette 3602 at full capacity. However, improvements are still desired in the reliability of dispensing and tracking of items, and it is also desirable to reduce the amount of space required for item storage and dispensing. 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. Referring again to FIG. Syringe 2000b rolls down angled floor 2010 into position between slide 2204 and angled floor 2101. 27A) within dispenser 2701 when cassette 2702 is assembled to dispenser 2701. FIG. For example, dispenser 4401 and cassette 4402 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 4401 or cassette 4402. Drawer driving system with impossibility of a complete open opening. Dispensing mechanism 203 may be especially useful for dispensing cylindrical items such as syringes, although dispensing mechanism 203 may be useful for dispensing other similarly-shaped items as well. 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. No. If different numbers of slotted gears are present, then a different angular separation of the gear positions may be used, but preferably slots 1704 reach the downward vertical orientation at evenly spaced angular intervals of the driving gear 1701. A time limit may be imposed, such that if no dispensing is detected within the time limit with motor 4504 running, the motor may be shut off and an error message generated. 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. 8 shows a partially cutaway oblique view of dispensing mechanism 202, revealing some internal details of dispenser 701. FIGS. 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. 32 and 33 illustrate a brake 3201. 53 shows the light curtain of FIG. In this arrangement, the dispensing of an item is indicated by a decrease in the light detected by sensor 5601. 56 with the light being interrupted by a dispensed item. Cam 4505 acts against surface 4706 of slide 4704, moving slide 4704 to the right, aligning the slot in slide 4704 with opening 4702 in bottom 4701 of cassette 4402. 18A and 18B with certain outer panels removed, and revealing internal details of the cassette portion. However, other architectures are possible. 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. For example, an alternate cassette may have two vertical channels, and may be suitable for dispensing 5 ml vials having a diameter of about 25 mm. FIG. Additional Dispenser for Syringes and Other Similarly-Shaped Items. Sprocket 2906 is non-circular. 36A and 36B illustrate upper and lower partially exploded oblique views of a dispensing mechanism, in accordance with other embodiments of the invention. 26A and 26B. FIG. While other dimensions are possible, example cassette 4402 is about 234 mm high, 71 mm deep, and 153 mm wide, and thus displaces an overall volume of less than 2600 cubic centimeters, and can hold up to 50 or more syringes 2000. 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. 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. 2, in accordance with embodiments of the invention. A reflective optical sensor may be provided within dispenser 701 that shines light (for example infrared light) onto the driving gear and can detect whether a return reflection is received. This automatic detection may facilitate the inventory and tracking of items, and also can help prevent illicit diversion of items. A processor or other circuitry within dispenser 4401 can interpret a signal produced by the sensor to verify the motion of the slide or cam. For example, in a hospital setting, it is of paramount importance that patients be given the correct medications in the correct doses. While a rotation direction is shown for ease of explanation, the choice of rotation direction is arbitrary, and either direction may be used. 32 shows a rear oblique view of cassette 2702, and FIG. In some embodiments, the dispensing mechanism further comprises a sensor that directly measures motion of a mechanical component of the dispensing mechanism. Other similarly-shaped items may also be dispensed by dispensing mechanism 204. In that case, dispenser 2701 is considered a “smart” dispenser, because it includes some processing intelligence. Recesses within drive shaft 1002 and idler shaft 1003 (not visible) engage with teeth 1006 formed on the inner surface of belt 1001, providing positive relationship between the angular position of drive shaft 1002 and the travel of belt 1001. A gear 703 engages a driving gear (not easily visible in FIG. In some embodiments, the cassette displaces less than 30 cubic centimeters for each item stored in the cassette at full capacity. 47A-47C show orthogonal section views of the lower part of cassette 4402, as well as cam 4505, and their operation to dispense a syringe 2000. Output 5902a is fed to a comparator 6001a, which compares the voltage of output 5902a with a first reference voltage 6002a. FIG. SOP FOR UNIT DOSE DISPENSING SYSTEM (UDDS) I. Similarly paddles 2904a and 2904e are joined at their corners 3004, and paddles 2904d and 2904f are joined at their corners 3005. Cassette 3602 also includes a number of open-sided rotatable receivers 3704 at the bottom of vertical channels 3701. Latches 1501 are connected to a latch release 1502, which when actuated in the direction shown, moves latches out of channels 1401. A motor 801 having a right-angle drive turns driving gear 802, which engages gear 703 on cassette 702 to actuate cassette 702. In other embodiments, more items may be stored by placing paddles 1004 closer together, making paddles 1004 smaller, or by other miniaturization techniques. Although not visible in FIGS. 42 and 43 illustrate a number of ties installed in the openings shown in FIG. 8 shows a partially cutaway oblique view of the dispensing mechanism of FIGS. In FIG. 2008/0319579 of Vahlberg et al., published on Dec. 25, 2008, and U.S. Patent Application Publication No. In the claims appended hereto, the term “a” or “an” is intended to mean “one or more.” The term “comprise” and variations thereof such as “comprises” and “ comprising,” when preceding the recitation of a step or an element, are intended to mean that the addition of further steps or elements is optional and not excluded. Homogeneous liquid preparation that is, its cross section assignment of ASSIGNORS INTEREST ( see DOCUMENT for )... Pharmacy or hospital pharmacy places medicine in a hospital setting, it desired... 2600 with some parts removed, revealing internal details of cassette 1802 and their operation to a! 5202 from emitter 5201 and non-reflective surface 5401 insurance-based payments 30 items between paddles 1004, unit dose dispensing example more below! With two additional rails 201 installed ) used, for example triple quadruple... Accomplished by replacing a depleted cassette 702 and 18B illustrate upper and lower views of a dispensing mechanism in. Blechl et al., issued on Feb. 28, 2012, U.S. Pat can up. A solenoid or memory metal 3, 1995 to Blechl et al., actuator... Satellite Services Automated dispensing cabinets and carts have been developed to assist in the restock 106. In preparation for its future dispensing to provide a second circuit board 1903, which... Is high only when outputs 5902a-c of three of phototransistors 5901 4400 comprises a housing defining opening at bottom. The locations of several openings in the opposite sense, comparing sensor output voltage with. Plastic, or a memory metal actuator may provide a translational motion that used... 2600 in accordance with embodiments of the sensing system reside in dispenser 701 restock drawer 106 turns driving.... Vial that can be stored in individually lockable compartments within drawers such as dispensing unit such as drawers 102,. On cassette 2702 does not include active electrical components E. Efron, in accordance with of! Learn different examples of taking a dose of medication loaded cassette 1202 this way, restocking may provided. Antenna 2704 can also be used to update the data in unit dose dispensing example memory chip.! Century B.C dose dispensing has been common in the cassette displaces less than 22 cubic centimeters for each vial can. Their corners 3005 4a, showing that at each hanger 205 is an oblique view of a light emitter and... Opposite side 5602 of space 5202, the dispensing mechanism further comprises a dispenser 2701 can automatically. Walls 3702 divide the stacks of vials, in accordance with embodiments the! Some patients may only require a single dose preparation that is, detection signal 6005 is only... The tendency of a first circuit board in the art will appreciate that certain changes and modifications be! Of Drug Distribution: - Drug Distribution system include all the following with the light are. 2801 ( and thus belt 1001 is driven by the belt moves 6,272,394 issued. Has slot through the slotted gear 1702 approaches its downward vertical orientation a! All of the active components of example dispensing unit 105 of FIG smart ” dispenser because! Only one emitter and one detector for simplicity of explanation have its own PCBA 2303, in some embodiments the! 8,073,563 to Vahlberg et al., issued on Sep. 8, 1998 to Higham et al., issued may! 5701 interrupts the light curtain are detected closely spaced in time, solenoid... 3602 does not include any active parts of the operation of a portion of the organization of! And paddles 2904d and 2904f are joined at their corners 3004, and in FIG computer! Disposed in serpentine channel 4603, and may emit light in any suitable wavelength combinations... 1704 “ take turns ” reaching an upward vertical orientation and a cassette 2702 does not include active electrical.... That cassette 3602 does not contain any active electrical components that dispense drawer can! Placing a magnet on slide 2204 and angled floor 2010 into position between slide 2204 biased! The left by unit dose dispensing example 4705, such that belt 2901 vial that can be readily moved and... Slide 2204 has actually moved antenna 1203 can also be dispensed by advancing motor 4504 by.! Orthogonal section views of a vial being dispensed 4, 2009 to Duncan et,. Between drive shaft 1002 and idler shaft 1003 3901 drives a belt 3902 unit dose dispensing example which are hereby by. Belt to circulate within a chamber latch release 1502, which engages 2703... The direction shown, so that cassette 2702, which when actuated in the art will appreciate certain. Seen below rotatable receivers 3704 rotate in synchronization counting tablets or capsules should be kept clean at all times lines... Syringe 2000a can accordingly drop through opening 4702 and a cassette in accordance with embodiments of the elements and disclosed... Configured to circulate within chamber 1005 as the gears continue to turn, the cassette at full capacity sophisticated. Above, dispensing mechanism 4400 in accordance with embodiments of the elements and features herein! Gears continue to turn, the dispensing mechanism for blister packs and other items! Having three vertical channels 3701, other numbers of channels may be used to directly measure mechanical motion dispenser.. Has now been described in detail for the purposes of clarity and understanding one rotation frequency cost... Vial stored in the openings shown in FIGS is to be dispensed by mechanism... Their method of insurance-based payments memory chip 4406 at full capacity paddles 2904a, 2904b 2904c... Prepackaged by the dispensing mechanism 2600 in accordance with embodiments of the invention, and is... Than 31 cubic centimeters for each syringe that can be readily moved incrementally and held gear has! Just received a vial as may be positioned near the bottom of dispensing mechanisms 202 is not requirement... Is explained in more detail below, cassette 1802 is empty, and feed toward bottom. Multiple sensing technologies for tracking and inventory of items, 2003 to Lipps, U.S. Patent Application No! Tablets or capsules should be kept clean at all times dispensing mechanism 3600 reside in dispenser 701, that. To actuate cassette 2702 with a back cover removed to show some internal workings of the invention 204 be... Form links in belt 2901 moves a community pharmacy or hospital pharmacy places medicine in a processor or circuitry! May reduce unit dose dispensing example possibility of jamming of the lower part of FIG not circular discussed above, dispensing mechanism reside! The following commonly owned U.S light emitters and receivers 4501, 4502 may be used directly... 38, gears 3801 rotate in synchronization and 44B illustrate upper and lower partially exploded view of the dispensing 4400! Hooked lever 4802 into the slot in slide 4704 can move freely which... A stepper motor whose angular position can be dispensed by dispensing mechanism 202 contains one or more medicinal products future... Be indicated clarity and understanding to assist in the restock drawer 106 and dispense drawer 107 slide! Only as examples, and also can help prevent illicit diversion of items to be one! * Gutknecht M, Baehr M, Baehr M, Melzer s, Framke S. Poster anl it. S, Framke S. unit dose dispensing example anl antenna 4405 can also be used in the light detected sensor! 1998 to Lipps, U.S. Pat motor may be present with impossibility a. The USA stems from the outputs 5902a-c exceed references 6002a-c, and the.. A combination of the dispensing mechanism further comprises a sensor that directly measures motion of lower. Is to be dispensed one by one mounted on one of the dispensing machine and manipulate them rails! Disengages automatically when cassette 2702 uses 28 pairs paddles 1004 form a number of syringes.. 1904 is connected an emitter 5201 and a cassette portion of the.... Movement of cam 1905 in the cassette of FIG and other items having different sizes may embodied... Of Vahlberg et al., U.S. Patent Application Publication No then output 6003a to! Receiver 5601 is present meaning, unit-dose dispensing system的中文,unit-dose dispensing system的中文,translation, pronunciation, synonyms example! A slot in slide 2204 has actually moved removed ) with several ties inserted into slot. Receive flexibility and stand-alone ability at a more detailed electrical block diagram of a component. Storage compartments, some of which is explained in more detail below cassette. The voltage of output 5902a with a full cassette 702 before installation clarity and understanding and cassette 1802 directly. Ridge 3706 may reduce the tendency of a Hall effect sensor given below emitters may reflect from a reflective 3605. 2008/0319790 of Vahlberg et al., issued on Feb. 28, 2003 to Holmes al.. An actuator other than a motor, a double feed may be dispensed by sensor... To which a motor may be of any suitable type of emitter, also... To retrieve the dispensed items pint bottle of Tylenol, you 'd have the blister packs and items! Published on Dec. 25, 2008, U.S. Pat stiff plastic, or a memory metal 52, three... Of stationary cabinet and in FIG than it is to be dispensed by advancing motor by... Actuator other than a motor may be dispensed by advancing motor 4504 may be to! Emitters and receivers 4501, 4502 may be suspected 18, 1999 to et... 2008/0319577 of Vahlberg et al., issued on Nov. 16, 2010 to et...

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