All The Claims

1. A removable component for a probe used to treat a patient’s skin with a skin-treatment substance, comprising:
an attachment device having a plurality of holes for respectively accommodating a plurality of electrodes disposed on a head of the probe; and
at least one gauze pad disposed between the attachment device and the head of the probe,
wherein the attachment device is removably attached to the head of the probe.
2. The removable component according to claim 1, wherein the attachment device is a polypropylene cap.
3. The removable component according to claim 1, wherein the head of the probe includes a plurality of return electrodes and an active electrode, and
wherein the at least one gauze pad comprises:
a first gauze pad disposed between the active electrode and the attachment device; and
a second gauze pad disposed between the plurality of return electrodes and the attachment device.
4. The removable component according to claim 3, wherein the active electrode is centrally positioned on the head of the probe, and
wherein the plurality of return electrodes are positioned on a periphery of the head of the probe surrounding the active electrode.
5. The removable component according to claim 3, further comprising:
a conductive insulator provided between the first gauze pad and the second gauze pad.
6. The removable component according to claim 5, wherein the conductive insulator is made from a rubber material.
7. The removable component according to claim 1, wherein the head of the probe includes a channel region surrounding at least one of the electrodes, the removable component further comprising:
means for providing the skin-treatment substance to the channel region.
8. The removable component according to claim 7, wherein the providing means is a tube that connects the channel region to a syringe containing the skin-treatment substance.
9. A method of treating a patient’s skin with a skin-treatment substance, comprising:
providing a gauze pad on either a removable attachment device or on a head of a probe, the attachment device having a plurality of holes for respectively accommodating a plurality of electrodes disposed on the head of the probe;
removably attaching the removable attachment device to the head of the probe; and
treating the patient’s skin by providing the skin-treatment substance to the head of the probe and moving the head of the probe with the removable attachment device attached thereto, across portions of the patient’s skin.
10. The method according to claim 9, wherein the attachment device is a polypropylene cap.
11. The method according to claim 9, wherein the head of the probe includes a plurality of return electrodes and an active electrode, and
wherein the at least one gauze pad comprises:
a first gauze pad disposed between the active electrode and the attachment device; and
a second gauze pad disposed between the plurality of return electrodes and the attachment device.
12. The method according to claim 11, wherein the active electrode is centrally positioned on the head of the probe, and
wherein the plurality of return electrodes are positioned on a periphery of the head of the probe surrounding the active electrode.
13. The removable component according to claim 11, further comprising:
providing a conductive insulator between the first gauze pad and the second gauze pad.
14. The method according to claim 13, wherein the conductive insulator is made from a rubber material.
15. The method according to claim 9, wherein the head of the probe includes a channel region surrounding at least one of the electrodes, the method further comprising:
providing the skin-treatment substance to the channel region.
16. The method according to claim 15, wherein the providing step comprises:
connecting, by way of a tube, the channel region to a syringe containing the skin-treatment substance.
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. A shifting tool for use in a hydrocarbon production well, the shifting tool comprising:
a housing assembly having an annular sidewall, at least one pad port disposed through said sidewall, and at least one collet port disposed through said sidewall;
at least one friction pad alignable with said at least one pad port, said at least one friction pad being radially movable through said at least one pad port between a first pad position and a second pad position, wherein in said second pad position said at least one friction pad extends through said at least one pad port;
a mandrel having a flowpath extending between an upper end and a lower end, said mandrel being positioned at least partially within said housing assembly and having a piston section and a collet engaging section, wherein said mandrel is moveable between a first mandrel position and a second mandrel position, wherein in said second mandrel position said piston section supports said at least one friction pad in said second pad position;
a collet having an upper end, a lower end, a plurality of keys moveable between a first key position and a second key position, each of said keys having an inner portion and an outer portion, wherein in said second key position said outer portion extends through said at least one collet port;
a collet spring positioned in the annular space between said mandrel and said housing assembly, said collet spring being longitudinally compressible by upwell movement of said collet;
a spring stop fastened to said mandrel;
a return spring having an upper and lower end, wherein said return spring is compressible by downwell movement of said spring stop;
wherein said collet engagement section comprises an first enlarged portion positioned upwell of a second enlarged portion.
2. A method of shifting an inner sleeve of a downhole device disposed in a tubing string, the method comprising:
introducing a tool into said tubing string proximal to the device, said tool comprising:
a housing assembly having at least one pad port and at least one collet port;
a mandrel having a piston section and a collet engaging section, said mandrel being longitudinally moveable within said housing assembly;
a collet having an upper end, a lower end, a plurality of keys radially moveable between a first key position and a second key position, each of said keys having an inner portion and an outer portion, wherein in said second key position said outer portion extends through said at least one collet port;
at least one friction pad alignable with said at least one pad port, said at least one friction pad being radially movable through said at least one pad port between a first pad position and a second pad position, wherein in said second pad position said at least one friction pad extends through said at least one port;

extending said outer portion of said at least one key past a first predetermined position in said downhole device, said first predetermined position having a first inner diameter less than the outer diameter of said at least one key;
limiting upwell movement of said tool past said first predetermined position;
moving said piston section of said mandrel to a second position that is radially within said at least one friction pad to cause said at least one friction pad to engage the inner sleeve; and
moving said collet engagement section downwell of said at least one key.

1. A check chip which is mounted on a measuring device employing an exclusively used sensor, and checks operations of the measuring device itself, wherein
the check chip is provided thereon with at least one structural characterizing portion which makes a user of the measuring device recognize differences from a correction chip for correcting errors that occur with lot changes in the exclusively used sensor.
2. The check chip of claim 1, wherein
the structural characterizing portion has a shape, such as a convex shape, which can be recognized by the user from the touch, and is provided in a location by which the user is considered to pick up the check chip.
3. The check chip of claim 1 or claim 2, wherein a difference between the check chip and the correction chip resides in the size of the structural characterizing portion, when the correction chip has the structural characterizing portion.
4. The check chip of claim 3, wherein
the size of the structural characterizing portion provided on the check chip is larger than that of the structural characterizing portion provided on the correction chip.
5. The check chip of claim 3, wherein
the size of the structural characterizing portion provided on the check chip is smaller than that of the structural characterizing portion provided on the correction chip.
6. The check chip of any of claims 1 to 5, wherein
the check chip is provided with the structural characterizing portion on the both sides of the check chip.
7. The check chip of any of claims 1 to 6, wherein a difference between the check chip and the correction chip resides in the number of the structural characterizing portions.
8. The check chip of claim 7, wherein
the number of the structural characterizing portions provided on the check chip is larger than that of the structural characterizing portions provided on the correction chip.
9. The check chip of claim 7, wherein
the number of the structural characterizing portions provided on the check chip is smaller than that of the structural characterizing portions provided on the correction chip.
10. The check chip of claim 8, wherein
structural characterizing portion on an attention attracting character printed on an upside of the check chip, among plural structural characterizing portions provided on the check chip, has optical penetrability.
11. The check chip of any of claims 1 to 10, wherein a difference between the check chip and the correction chip reside in the shape of the structural characterizing portion.

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. A bit-and-one-half analog to digital converter, comprising:
a switched capacitor circuit, including an opamp, that receives an analog input voltage and generates a residual analog output voltage, wherein said switched capacitor circuit samples said analog input voltage during a sampling phase and generates said residual analog output voltage during an integration phase;
a comparator that generates a digital output based on said analog output voltage generated by said switched capacitor circuit; and
a current source that communicates with said opamp and is operable to supply a first bias current to said opamp during said sampling phase and a second bias current that is greater than said first bias current to said opamp during said integration phase.
2. The bit-and-one-half analog to digital converter of claim 1 wherein said switched capacitor circuit includes a capacitor that stores said sampled analog input voltage during said sampling phase.
3. The bit-and-one-half analog to digital converter of claim 2 wherein said sampled analog input voltage stored by said capacitor is integrated by said opamp during said integration phase to generate said residual analog output voltage.
4. The bit-and-one-half analog to digital converter of claim 1 wherein said first bias current is a fractional portion of said second bias current.
5. The bit-and-one-half analog to digital converter of claim 1 wherein said first bias current is zero.
6. A multi-stage pipelined analog to digital converter, comprising:
a plurality of bit-and-one-half converter stages arranged in series, each converter stage receiving an analog input voltage and generating a residual analog output voltage, wherein each converter stage further comprises:
a switched capacitor circuit, including an opamp, that receives said analog input voltage and generates said residual analog output voltage, wherein said switched capacitor circuit samples said analog input voltage during a sampling phase and generates said residual analog output voltage during an integration phase;
a comparator that generates a digital stage output based on said residual analog output voltage generated by said switched capacitor circuit;
a current source that communicates with said opamp and is operable to supply a first bias current to said opamp during said sampling phase and a second bias current that is greater than said first bias current to said operation amplifier during said integration phase; and
a correction circuit that accepts said digital stage output from each of said converter stages and generates a corresponding digital output.
7. The multi-stage pipelined analog to digital converter of claim 6 wherein said switched capacitor circuit includes a capacitor that stores said sampled analog input voltage during said sampling phase.
8. The multi-stage pipelined analog to digital converter of claim 7 wherein said sampled analog input voltage stored by said capacitor is integrated by said opamp during said integration phase to generate said residual analog output voltage.
9. The multi-stage pipelined analog to digital converter of claim 6 wherein said first bias current is a fractional portion of said second bias current.
10. The multi-stage pipelined analog to digital converter of claim 6 wherein said first bias current is zero.
11. A bit-and-one-half analog to digital converter, comprising:
switched capacitor means, including integrating means for integrating signals input thereto, for receiving an analog input voltage and for generating a residual analog output voltage, wherein said switched capacitor means samples said analog input voltage during a sampling phase and generates said residual analog output voltage during an integration phase;
comparing means for generating a digital output based on said analog output voltage generated by said switched capacitor means; and
current means that communicates with said integrating means for supplying a first bias current to said integrating means during said sampling phase and a second bias current that is greater than said first bias current to said integrating means during said integration phase.
12. The bit-and-one-half analog to digital converter of claim 11 wherein said switched capacitor means includes a capacitor that stores said sampled analog input voltage during said sampling phase.
13. The bit-and-one-half analog to digital converter of claim 12 wherein said sampled analog input voltage stored by said capacitor is integrated by said integrating means during said integration phase to generate said residual analog output voltage.
14. The bit-and-one-half analog to digital converter of claim 11 wherein said first bias current is a fractional portion of said second bias current.
15. The bit-and-one-half analog to digital converter of claim 11 wherein said first bias current is zero.
16. A multi-stage pipelined analog to digital converter, comprising:
a plurality of bit-and-one-half converter stages arranged in series, each converter stage receiving an analog input voltage and generating a residual analog output voltage, wherein each converter stage further comprises:
switched capacitor means, including an integrating means for integrating signals input thereto, for receiving said analog input voltage and for generating said residual analog output voltage, wherein said switched capacitor means samples said analog input voltage during a sampling phase and generates said residual analog output voltage during an integration phase;
comparing means for generating a digital stage output based on said residual analog output voltage generated by said switched capacitor means;
current means that communicates with said integrating means for supplying a first bias current to said integrating means during said sampling phase and a second bias current that is greater than said first bias current to said operation amplifier during said integration phase; and
correction means for accepting said digital stage output from each of said converter stages and for generating a corresponding digital output.
17. The multi-stage pipelined analog to digital converter of claim 16 wherein said switched capacitor means includes a capacitor that stores said sampled analog input voltage during said sampling phase.
18. The multi-stage pipelined analog to digital converter of claim 17 wherein said sampled analog input voltage stored by said capacitor is integrated by said integrating means during said integration phase to generate said residual analog output voltage.
19. The multi-stage pipelined analog to digital converter of claim 16 wherein said first bias current is a fractional portion of said second bias current.
20. The multi-stage pipelined analog to digital converter of claim 16 wherein said first bias current is zero.
21. A method of operating a bit-and-one-half analog to digital converter, comprising:
sampling an analog input voltage during a sampling phase;
generating a residual analog output voltage during an integration phase using an opamp;
generating a digital output based on said residual analog output voltage; and
supplying a first bias current to said opamp during said sampling phase and a second bias current that is greater than said first bias current to said opamp during said integration phase.
22. The method of claim 21 further comprising using a capacitor to store said sampled analog input voltage during said sampling phase.
23. The method of claim 22 further comprising integrating said sampled analog input voltage stored by said capacitor using said opamp during said integration phase to generate said residual analog output voltage.
24. The method of claim 21 wherein said first bias current is a fractional portion of said second bias current.
25. The method of claim 21 wherein said first bias current is zero.