1. A method for obtaining user input in a graphical user interface, the method comprising:
displaying at least a portion of a first curvilinear menu comprising a first set of selectable options circumferentially disposed on the first curvilinear menu;
rotating the first curvilinear menu about an axis to radially align an option from the first set with a fixed selection indicator;
in response to a selection of the radially-aligned option from the first set, displaying at least a portion of a second curvilinear menu comprising a second set of selectable options circumferentially disposed on the second curvilinear menu, wherein the second curvilinear menu is concentrically-disposed relative to the first curvilinear menu; and
rotating the second curvilinear menu about the axis to radially align a user-selected option from the second set with the fixed selection indicator, wherein the user-selected options from the first and second sets always define a radially-aligned selection path through the first and second curvilinear menus.
2. The method of claim 1, further comprising:
in response to a selection of the radially-aligned option from the second set, displaying at least a portion of a third curvilinear menu comprising a third set of selectable options circumferentially disposed on the third curvilinear menu, wherein the third curvilinear menu is concentrically-disposed relative to the first and second curvilinear menus; and
rotating the third curvilinear menu about the axis to radially align a user-selected option from the third set with the fixed selection indicator, wherein the user-selected options from the first, second, and third sets always define a radially-aligned selection path through the first, second, and third curvilinear menus.
3. The method of claim 1, wherein the first and second curvilinear menus are ring-shaped.
4. The method of claim 1, wherein the selectable options from the second set are determined by a selected option from the first set.
5. The method of claim 1, wherein the selectable options from the second set are sub-options of a selected option from the first set.
6. The method of claim 1, wherein the selectable options from the first and second sets are hierarchically related.
7. The method of claim 1, wherein at least one selectable option comprises an icon.
8. The method of claim 1, wherein at least one selectable option comprises text description.
9. The method of claim 1, wherein at least one selectable option is associated with an audio sample, and wherein the audio sample is automatically played in response to the corresponding option being aligned with the fixed selection indicator without an explicit selection action other than rotating one of the curvilinear menus.
10. The method of claim 1, wherein the second curvilinear menu concentrically encircles the first curvilinear menu.
11. The method of claim 1, wherein the second curvilinear menu is concentrically encircled by the first curvilinear menu.
12. The method of claim 1, wherein the first curvilinear menu is only partially displayed in the graphical user interface, and wherein the first set of selectable options comprises a subset of available options associated with the first curvilinear menu.
13. The method of claim 12, wherein the first curvilinear menu is rotatable in response to a user command to display a different subset of available options.
14. A user interface comprising:
a fixed selection indicator;
a first curvilinear menu comprising a first set of selectable options circumferentially disposed on the first curvilinear menu, wherein the first curvilinear menu is rotatable to radially align a user-selected option from the first set with the fixed selection indicator;
a second curvilinear menu comprising a second set of selectable options circumferentially disposed on the second curvilinear menu, wherein the second curvilinear menu is concentrically-disposed relative to the first curvilinear menu, wherein the second curvilinear menu is displayed in response to a user selection of an option from the first set, and wherein the second curvilinear menu is rotatable to radially align a user-selected option from the second set with the fixed selection indicator, wherein the user-selected options from the first and second sets always define a radially-aligned selection path through the first and second curvilinear menus.
15. The user interface of claim 14, further comprising:
a third curvilinear menu comprising a third set of selectable options circumferentially disposed on the third curvilinear menu, wherein the third curvilinear menu is concentrically-disposed relative to the second curvilinear menu, wherein the third curvilinear menu is displayed in response to a user selection of an option from the second set, and wherein the third curvilinear menu is rotatable to align a user-selected option from the third set with the fixed selection indicator, wherein the user-selected options from the first, second, and third sets always define a radially-aligned selection path through the first, second, and third curvilinear menus.
16. The user interface of claim 14, wherein the first and second curvilinear menus are ring-shaped.
17. The user interface of claim 14, wherein the selectable options from the second set are determined by a selected option from the first set.
18. The user interface of claim 14, wherein the selectable options from the second set are sub-options of a selected option from the first set.
19. The user interface of claim 14, wherein the selectable options from the first and second sets are hierarchically related.
20. The user interface of claim 14, wherein at least one selectable option comprises an icon.
21. The user interface of claim 14, wherein at least one selectable option comprises text description.
22. The user interface of claim 14, wherein at least one selectable option is associated with an audio sample, and wherein the audio sample is automatically played in response to the corresponding option being aligned with the fixed selection indicator without an explicit selection action other than rotating one of the curvilinear menus.
23. The user interface of claim 14, wherein the second curvilinear menu concentrically encircles the first curvilinear menu.
24. The user interface of claim 14, wherein the second curvilinear menu is concentrically encircled by the first curvilinear menu.
25. The user interface of claim 14, wherein the first curvilinear menu is only partially displayed, and wherein the first set of selectable options comprises a subset of available options associated with the first curvilinear menu.
26. The user interface of claim 14, wherein the first curvilinear menu is rotatable in response to a user command to display a different subset of available options.
27. A computer program product for performing a method for obtaining user input in a graphical user interface, the method comprising:
displaying at least a portion of a first curvilinear menu comprising a first set of selectable options circumferentially disposed on the first curvilinear menu;
rotating the first curvilinear menu about an axis to radially align a user-selected option from the first set with a fixed selection indicator;
in response to a selection of the radially-aligned option from the first set, displaying at least a portion of a second curvilinear menu comprising a second set of selectable options circumferentially disposed on the second curvilinear menu, wherein the second curvilinear menu is concentrically-disposed relative to the first curvilinear menu; and
rotating the second curvilinear menu about the axis to radially align a user-selected option from the second set with the fixed selection indicator, wherein the user-selected options from the first and second sets always define a radially-aligned selection path through the first and second curvilinear menus.
28. A system for obtaining user input in a graphical user interface, the system comprising:
means for displaying at least a portion of a first curvilinear menu comprising a first set of selectable options circumferentially disposed on the first curvilinear menu, wherein the first curvilinear menu is rotatable to align a user-selected option from the first set of selectable options with the fixed selection indicator;
means for displaying, in response to a selection of the radially-aligned option from the first set, at least a portion of a second curvilinear menu comprising a second set of selectable options circumferentially disposed on the second curvilinear menu, wherein the second curvilinear menu is concentrically-disposed relative to the first curvilinear menu, and wherein the second curvilinear menu is rotatable to radially align a user-selected option from the second set of selectable options with the fixed selection indicator, wherein the user-selected options from the first and second sets always define a radially-aligned selection path through the first and second curvilinear menus.
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 resorbable hemostatic dressing comprising a single layer of three-dimensionally entangled nonwoven felt that is not separable into distinct layers by hand consisting essentially of oxidized cellulose fibers, wherein the felt has sufficient mechanical strength and flexibility to retain its structural integrity when deployed laparoscopically.
2. The resorbable hemostatic dressing of claim 1, wherein said felt has a basis weight of from 70 to 200 grams per square meter
3. The resorbable hemostatic nonwoven felt of claim 2, wherein said felt has a tensile strength of more than 0.89 newtons.
4. The resorbable hemostatic dressing of claim 3, wherein said felt has a Z-direction tensile strength of more than 0.22 newtons.
5. The resorbable hemostatic dressing of claim 4, wherein said felt has a tear strength of greater than 0.22 newtons.
6. The resorbable hemostatic nonwoven dressing of claim 5, wherein the oxidized regenerated cellulose fibers have on average diameters from about 5 microns to about 25 microns.
7. The resorbable hemostatic nonwoven dressing of claim 6, wherein said felt has water absorption up to about 1000% of its weight.
8. The resorbable hemostatic nonwoven dressing of claim 1 having rectangular dimensions of 1 inch\xd72 inches and an insertion force for deployment through a laparoscopic trocar that, for a felt having the basis weight of from about 150 to about 200 grams per meter squared, is less than 89 newtons; that, for a felt having the basis weight of from about 100 to about 125 grams per meter squared, is less than 35.6 newtons; or that, for a felt having the basis weight of from about 70 to about 80 grams per meter squared, is less than 13.3 newtons.
9. The resorbable hemostatic nonwoven dressing of claim 1, wherein said three-dimensionally entangled felt is consists essentially of strands having a crimp of from about 5 crimpsinch to about 12 crimpsinch and a staple length from about 1\xbd to about 4\xbc inches.
10. A method of manufacturing the resorbable hemostatic nonwoven dressing of claim 1, said method comprising the steps of
a) providing cellulose yarn having filaments of minimal twist;
b) forming a multi-yarn, single feed circular knitted cellulose fabric having minimal twist;
c) scouring the cellulose fabric;
d) oxidizing the scoured fabric;
e) pliabilizing the oxidized fabric;
f) de-knitting the pliabilized fabric to form a continuous strand having a crimp from about 5 crimpsinch to about 12 crimpsinch;
g) cutting the continuous strand to form staples, said staples having length from about 1\xbd to about 4\xbc inches;
h) carding the staples into a carded batt;
i) needle-punching and three-dimensionally entangling the carded batt to form a single layer non-woven felt.
11. The method according to claim 10, wherein the steps of de-knitting and cutting are performed at low tension or minimal time at high tension.
12. The method according to claim 10, wherein the step of de-knitting is performed without subsequent spooling and followed immediately by cutting.
13. The method according to claim 10, wherein the carded batt comprises approximately 10 to 17 layers of carded web.
14. The method according to claim 13, wherein the carded batt comprises about 12 layers of carded web.