1. A user terminal operable to cause music to be ordered for playback on destination equipment, the user terminal comprising:
a network interface configured to enable the user terminal to connect to a host server; and
processing resources including a hardware processor and memory coupled to the hardware processor, the processing resources being configured to control the user terminal to at least:
display, via the user terminal, a listing of musical items that are playable on the destination equipment;
receive a user selection of a musical item to be played back on the destination equipment, the user selection being performable in connection with the listing;
enable receipt of user input specifying a time at which the selected musical item is to be played;
transmit, from the user terminal to the server, information identifying the destination equipment, the selected musical item, and the time at which the selected musical item is to be played; and
causing the selected musical item to be played back via the destination equipment in relation to the time at which the selected musical item is to be played;
wherein the destination equipment is different than the user terminal.
2. The terminal of claim 1, wherein the information identifying the destination equipment, the selected musical item, and the time at which the selected musical item is to be played is saved to a file on the server, and the file is subsequently transmitted from the server to the destination equipment.
3. The terminal of claim 1, wherein the processing resources are further configured to control the user terminal to at least receive an indication of an event for which the user selection is being made.
4. The terminal of claim 1, wherein the processing resources are further configured to control the user terminal to at least enable a message to be associated with the user selection to be chosen or saved.
5. The terminal of claim 4, wherein the processing resources are further configured to control the user terminal to at least transmit the message to the server.
6. The terminal of claim 4, wherein the message is selectable from a plurality of predefined messages.
7. The terminal of claim 1, wherein transmission of the information identifying the destination equipment, the selected musical item, and the time at which the selected musical item is to be played from the terminal also triggers electronic transfer of the information the destination equipment.
8. The terminal of claim 1, wherein the processing resources are further configured to control the user terminal to at least verify receipt of payment to authorize generation and transmission of the information identifying the destination equipment, the selected musical item, and the time at which the selected musical item is to be played.
9. An electronic device, comprising:
a network interface facilitating a connection to a host server via a network;
a display device;
processing resources including a hardware processor and memory coupled to the hardware processor, the processing resources being configured to control the electronic device to at least:
display, via the display device, a user interface configured to enable a user to order, in advance, a selection to be played on at least one destination device connectable via the network to the host server and located remote from the electronic device,
the user interface being further configured to enable the user to specify a selection to be played, and a time at which the selection is to be played;
receive, via the user interface, at least one request concerning a selection to be played, a time at which the selection is to be played, and a selection of at least one destination device;
display, in connection with the user interface, an indication of each said destination device on which the selection is to be played, the selection to be played, the time the selection is to be played;
generate, responsive to verification that the selection has been made, a listing of each said received request;
electronically transfer to the server the generated listing; and
causing, in connection with the electronic transfer, any selections in the listing to be played back in relation to the times at which the respective selections are to be played and in relation to the selected destination device(s).
10. The electronic device of claim 9, wherein a request processing module is provided to each destination device, the request processing module being configured to receive and process a relevant portion of the listing generated at the electronic device.
11. The electronic device of claim 9, wherein the user interface is programmed to enable the user to specify a message for later display.
12. The electronic device of claim 11, wherein the message is included in the listing.
13. The electronic device of claim 11, wherein the user interface is programmed to enable the user to specify a message for later display, select a predefined message, andor specify a custom message.
14. The electronic device of claim 11, wherein the message is displayable on a specified destination device.
15. The electronic device of claim 14, wherein the specified destination device is programmed to determine whether a current time matches the time specified in the listing for selections in the listing that are to be played back thereon.
16. The electronic device of claim 15, wherein the specified destination device is further programmed to cause a given selection to be played in the event that there is a match between the current time and the time specified in the listing for the given selection.
17. The electronic device of claim 9, wherein the listing is separate from selections to be played.
18. The electronic device of claim 9, the user interface is further configured to enable the user to specify an event associated with a selection to be played.
19. The electronic device of claim 18, wherein the event occurs in the future.
The claims below are in addition to those above.
All refrences to claim(s) which appear below refer to the numbering after this setence.
1. An apparatus for applying negative pressure to a wound, comprising:
a dressing configured to be placed over the wound and to create a substantially fluid impermeable seal over the wound;
a source of negative pressure configured to be coupled to the dressing; and
a controller configured to:
activate the source of negative pressure;
monitor a plurality of duty cycles of the source of negative pressure over a plurality of consecutive and equal time durations; and
determine if a duty cycle of the plurality of duty cycles exceeds a duty cycle threshold.
2-26. (canceled)
27. An apparatus for applying negative pressure to a wound, comprising:
a dressing configured to be placed over the wound and to create a substantially fluid impermeable seal over the wound;
a source of negative pressure configured to be coupled to the dressing; and
a controller configured to:
activate the source of negative pressure;
monitor a duty cycle of the source of negative pressure; and
provide an indication if the duty cycle exceeds a duty cycle threshold.
28-55. (canceled)
56. A method for operating a source of negative pressure, comprising:
delivering negative pressure to a dressing positioned over a wound from the source of negative pressure;
monitoring a duty cycle of the source of negative pressure; and
providing an indication if the duty cycle is determined to exceed a duty cycle threshold.
57. The method of claim 56, wherein the duty cycle reflects an amount of time the source of negative pressure is active during a period of time.
58. The method of claim 56, further comprising:
monitoring a number of duty cycles that exceed the duty cycle threshold; and
providing the indication if the number of duty cycles that exceed the duty cycle threshold exceeds an overload threshold.
59. The method of claim 58, further comprising monitoring the number of duty cycles that exceed the duty cycle threshold by:
incrementing a counter when the duty cycle exceeds the duty cycle threshold; and
decrementing the counter when the duty cycle does not exceed the duty cycle threshold.
60. The method of claim 58, wherein the overload threshold comprises 30.
61. The method of claim 57, wherein the period of time comprises 1 minute.
62. The method of claim 56, wherein the duty cycle threshold comprises 9%.
63. The method of claim 56, further comprising monitoring the duty cycle once per minute.
64. The method of claim 56, wherein the monitoring comprises determining the duty cycle upon expiration of each time period of a plurality of consecutive time periods.
65. The method of claim 56, wherein providing the indication comprises deactivating the source of negative pressure.
66. The method of claim 56, further comprising deactivating the source of negative pressure if the duty cycle exceeds the duty cycle threshold without pressure level under the dressing reaching a desired negative pressure level.
67. The method of claim 56, further comprising:
activating the source of negative pressure to attempt to generate a desired negative pressure level under the dressing;
if upon expiration of a first time interval, a pressure level under the dressing has not reached the desired negative pressure level, deactivating the source of negative pressure for a second time interval; and
upon expiration of the second time interval, activating the source of negative pressure to attempt to generate the desired negative pressure level under the dressing.
68. The method of claim 67, further comprising varying the second time interval based on a number of times the pressure level under the dressing has not reached the desired negative pressure level.
69. The method of claim 68, wherein the varying comprises doubling the second time interval provided that a resulting value does not exceed a second interval threshold.
70. The method of claim 67, further comprising:
deactivating the source of negative pressure when the pressure level under the dressing has reached the desired negative pressure level; and
activating the source of negative pressure when the pressure level under the dressing rises above a negative pressure threshold, wherein the desired negative pressure level corresponds to a pressure that is more negative than the negative pressure threshold.
71. The method of claim 56, further comprising monitoring pressure under the dressing with a sensor.
72. The method of claim 56, further comprising wherein delivering negative pressure to the dressing positioned over the wound from the source of negative pressure comprises delivering the negative pressure in response to receiving a signal from a switch.
73. The method of claim 56, further comprising activating an indicator when the duty cycle exceeds the duty cycle threshold.
74. The method of claim 73, wherein activating the indicator indicates a leak in a seal over the wound.
75. The method of claim 56, further comprising:
monitoring a total elapsed time since an initial activation; and
disabling the activation of the source of negative pressure when the total elapsed time reaches a lifetime threshold.
76. The method of claim 75, wherein the initial activation comprises an initial activation of the source of negative pressure.
77. The method of claim 75, wherein the lifetime threshold comprises 7 days.
78. A method for operating a negative pressure pump, comprising:
delivering negative pressure to a dressing positioned over a wound from the pump to draw pressure under the dressing toward a first negative pressure set point;
activating the pump to draw pressure under the dressing toward the first set point if a level of negative pressure under the dressing rises above a second negative pressure set point;
monitoring an amount of time the pump has been operating; and
providing an indication if the amount of time exceeds a predetermined amount of time.
79. The method of claim 78, wherein providing the indication further comprises determining the amount of time that the pump has been operating over a period of time.
80. The method of claim 78, further comprising providing the indication if the amount of time exceeds 9% of the period of time.
81. The method of claim 78, wherein delivering negative pressure to the dressing further comprises:
if the level of negative pressure under the dressing has not reached the first set point after a first period of time, deactivating the pump for a second period of time; and
activating the pump to draw pressure under the dressing to the first negative set point after the second period of time has elapsed.
82. The method of claim 81, further comprising pausing the pump when a number of pump deactivations for the second period of time exceeds a first retry threshold.
83. The method of claim 82, wherein the first retry threshold comprises one retry.
84. The method of claim 81, further comprising:
after activating the pump to draw pressure under the dressing to the first negative set point after the second period of time has elapsed, if the level of negative pressure under the dressing has not reached the first set point after a third period of time, deactivating the pump for a fourth period of time;
activating the pump after the fourth period of time has elapsed.
85. The method of claim 84, further comprising pausing the pump when a number of pump deactivations for the fourth period of time exceeds a second retry threshold.
86. The method of claim 85, wherein the second retry threshold comprises three retries.
87. The method of claim 78, wherein providing the indication comprises deactivating the pump.
88. The method of claim 78, wherein providing the indication further comprises activating an alarm.
89. The method of claim 78, wherein delivering negative pressure to the dressing positioned over the wound from the pump comprises delivering the negative pressure in response to receiving a signal from a button on the pump.
90. The method of claim 78, wherein the monitoring further comprises monitoring the amount of time that the pump has been operating continuously.
91. The method of claim 78, further comprising providing the indication if the amount of time exceeds the predetermined amount of time and the level of negative pressure under the dressing has not reached approximately the first set point.
92. The method of claim 78, wherein delivering the negative pressure to the dressing further comprises delivering the negative pressure to the dressing from the pump to draw pressure under the dressing between the first set point and the second set point.
93. (canceled)
94. (canceled)
95. (canceled)
96. (canceled)
97. (canceled)
98. (canceled)
99. (canceled)
100. (canceled)
101. (canceled)
102. (canceled)
103. (canceled)
104. (canceled)
105. (canceled)
106. A method of operating a negative pressure pump, comprising:
aspirating fluid from a dressing positioned over a wound using the pump;
measuring a level of activity of the pump;
comparing the level of activity of the pump to a threshold; and
providing an indication if the level of activity exceeds the threshold.
107. The method of claim 106, wherein measuring the level of activity comprises determining a duty cycle of the pump.
108. The method of claim 106, wherein measuring the level of activity comprises determining a flow rate of the fluid aspirated from the wound.
109. The method of claim 108, wherein measuring the level of activity comprises using a flow meter.
110. The method of claim 106, wherein measuring the level of activity comprises measuring a rate of change of pressure under the dressing using a pressure sensor.
111. The method of claim 106, wherein the pump comprises a pump motor and measuring the level of activity comprises measuring a rate of change of pressure under the dressing by monitoring speed of the pump motor.
112. The method of claim 106, wherein the indication comprises indicating a leak in the seal.
113. A method of operating a source of negative pressure, comprising:
delivering negative pressure to a dressing positioned over a wound from the source of negative pressure, wherein the delivering comprises:
activating the source of negative pressure to attempt to generate a desired negative pressure level under the dressing and updating a first count of activations;
if upon expiration of a first time interval, negative pressure under the dressing has not reached the desired negative pressure level, deactivating the source of negative pressure for a second time interval, provided that the first count of activations is less than a first retry threshold;
if the first count of activations is not less than the first retry threshold, deactivating the source of negative pressure for a third time interval, resetting the first count of activations, and, upon expiration of the third time interval, activating the source of negative pressure to attempt to generate the desired negative pressure level under the dressing;
activating the source of negative pressure upon expiration of the second time interval to attempt to generate the desired negative pressure level under the dressing and updating the first count of activations;
deactivating the source of negative pressure when the negative pressure under the dressing has reached the desired negative pressure level, resetting the first count of activations, and monitoring negative pressure under the dressing;
when negative pressure under the dressing rises above a negative pressure threshold, activating the source of negative pressure and updating a second count of activations, wherein the desired negative pressure level corresponds to a pressure that is more negative than the negative pressure threshold;
if before expiration of a fourth time interval negative pressure under the dressing has reached the desired negative pressure level, deactivating the source of negative pressure, monitoring negative pressure under the dressing, and resetting the second count of activations;
if upon expiration of the fourth time interval negative pressure under the dressing has not reached the desired negative pressure level, deactivating the source of negative pressure for the second time interval, provided that the second count of activations is less than a second retry threshold;
if the second count of activations is not less that the second retry threshold, deactivating the source of negative pressure for the third time interval, resetting the second count of activations, and, upon expiration of the third time interval, activating the source of negative pressure to attempt to generate the desired negative pressure level under the dressing and updating the first count of activations;
continuously monitoring a duty cycle of the source of negative pressure;
tracking a number of duty cycles that exceed a duty cycle threshold; and
deactivating the source of negative pressure for a duration of the third time interval when the number of duty cycles that exceed the duty cycle threshold exceeds an overload threshold.
114. The method of claim 89, further comprising pausing the delivery of negative pressure in response to receiving the signal from the button.