1. A display method used on a screen of a television system, wherein said television system receives a plurality of channel signals related to a plurality of channels and some of said channels are set as favorite channels, said method comprising the steps of:
receiving one of said channel signals for displaying in a main picture;
receiving some of said channel signals of said favorite channels for displaying in a plurality of suffix pictures; and
using picture-on-picture technology to display said main picture and said suffix pictures on said screen, wherein said main picture is used to display any one of said channels, said suffix pictures are used to display some of said favorite channels, and said favorite channels are sequentially displayed in said suffix pictures.
2. The method according to claim 1, wherein said picture-on-picture technology is POP3 technology.
3. The method according to claim 1, wherein said screen comprises three suffix pictures for displaying three favorite channels.
4. The method according to claim 1, wherein said main picture channel and any one of said suffix picture channel are switched to each other.
5. A screen display method used in a screen, wherein said display receives a plurality of channel signals related to a plurality of channels, said method comprising the steps of:
selecting a plurality of favorite channels from said channels;
receiving some of said channel signals of said favorite channels for display in a plurality of suffix pictures; and
using a picture-on-picture technology to display a main picture and said suffix pictures in said screen, wherein said main picture is used to display any one of said channels, said suffix pictures are used to display some of said favorite channels, and said favorite channels are sequentially displayed in said suffix pictures.
6. The method according to claim 5, wherein said picture-on-picture technology is POP3 technology.
7. The method according to claim 5, wherein said screen comprises three suffix pictures to display three favorite channels.
8. The method according to claim 5, wherein said main picture channel and any one of said suffix picture channel are switched to each other.
9. A method to adjust the favorite channels used in a screen of a television system, wherein said television system receives a plurality of channel signals related to a plurality of channels, said method comprising the steps of:
using picture-on-picture technology to display a main picture and a plurality of suffix pictures on said screen, wherein said main picture is used to display any one of said channels, said suffix pictures are used to display some of said favorite channels, and said favorite channels are sequentially displayed in said suffix pictures;
selecting one favorite channel displayed by said suffix pictures; and
canceling said selected favorite channel.
10. The method according to claim 9, wherein said picture-on-picture technology is POP3 technology.
11. The method according to claim 9, wherein said screen comprises three suffix pictures for displaying three favorite channels.
12. The method according to claim 9, wherein said main picture channel and any one of said suffix picture channel are switched to each other.
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 annular surgical stapling instrument having a system for retaining buttress material comprising:
a handle;
an elongate member extending distally from the handle;
an annular staple containing cartridge mounted adjacent a distal end of the elongate member, the staple containing cartridge defining staple pockets for retaining staples;
an annular anvil releasably connectable to the annular staple containing cartridge, the anvil defining staple forming pockets for forming staples ejected from the annular staple containing cartridge;
at least one buttress material having a central portion and a peripheral portion separated by a perforation line wherein the peripheral portion surrounds the entire central portion of the at least one buttress material; and
at least one buttress retainer having a ring configuration defining an open center portion and being removably attached to at least one of the staple containing cartridge and the anvil, each buttress retainer lying outwardly of the staple pockets for selectively retaining the peripheral portion of the buttress material between the buttress retainer and a corresponding tissue contacting surface of one of the staple containing cartridge and the anvil to which the buttress retainer is attached, the peripheral portion being retained after the buttress material has separated at the perforation line, and the open center portion being sized to releasably retain the buttress material, wherein the buttress retainer does not overlie the staple pockets provided in either of the staple containing cartridge or the anvil.
2. The annular surgical stapling instrument according to claim 1, wherein the buttress retainer is engaged with the staple containing cartridge.
3. The annular surgical stapling instrument according to claim 1, wherein a buttress material is frictionally captured between the buttress retainer and at least one of the staple containing cartridge or the anvil.
4. An annular surgical stapling instrument, comprising:
an annular staple containing cartridge defining a tissue contacting surface;
an annular anvil defining a tissue contacting surface, the anvil including staple forming pockets formed in the tissue contacting surface thereof for forming staples expelled from corresponding staple retaining slots defined in the tissue contacting surface of the staple containing cartridge;
a buttress material having a central portion, a peripheral portion, and a perforation line separating the central portion from the peripheral portion, at least the peripheral portion being disposed against the tissue contacting surface of at least one of the staple containing cartridge and the anvil, the central portion of the buttress material being separable from the peripheral portion of the buttress material after staples are fired by the surgical instrument; and
a buttress material retainer for securing at least a portion of the buttress material against the tissue contacting surface of at least one of the staple containing cartridge and the anvil, the buttress material retainer including a frame configured to overlie the buttress material and extend around at least a portion of the perimeter of the peripheral portion of the buttress material,
wherein, upon a firing of the surgical stapling instrument, staples secure the central portion of the buttress material against tissue and the frame retains the peripheral portion of the buttress material against the tissue contacting surface of the at least one of staple containing cartridge and the anvil, and
wherein, upon separation of the at least one of the staple containing cartridge and the anvil from the tissue, the central portion of the buttress material is separated from the peripheral portion of the buttress material along the perforation line.
5. The annular surgical stapling instrument according to claim 4, wherein the buttress material retainer includes at least one depending leg for engaging a side edge of at least one of the staple containing cartridge and the anvil.
6. The annular surgical stapling instrument according to claim 5, wherein the at least one depending leg of the buttress material retainer includes an inwardly directed projection configured to engage the side edge of one of the staple containing cartridge and the anvil, to retain the edge of the corresponding staple containing cartridge and anvil between the inwardly directed projection and the buttress material retainer.
7. The annular surgical stapling instrument according to claim 4, wherein the frame of the buttress material retainer is a circular ring.
8. The annular surgical stapling instrument according to claim 4, wherein each of the staple containing cartridge and the anvil includes a buttress material.
9. The annular surgical stapling instrument according to claim 8, further comprising:
a first buttress material retainer for retaining a first buttress material against the tissue contacting surface of the staple containing cartridge; and
a second buttress material retainer for retaining a second buttress material against the tissue contacting surface of the anvil,
wherein each of the first and second buttress material retainers has an open center portion and is attached to its corresponding staple containing cartridge and anvil, and
wherein the peripheral portion of each buttress material is retained by its respective buttress material retainer.
10. The annular surgical stapling instrument according to claim 9, wherein the buttress material of the staple containing cartridge is different from the buttress material of the anvil.
11. A surgical stapling instrument having a system of retaining buttress material comprising:
an annular staple containing cartridge defining a tissue contacting surface;
an annular anvil defining a tissue contacting surface, the anvil including staple forming pockets formed in the tissue contacting surface thereof for forming staples expelled from corresponding staple retaining slots defined in the tissue contacting surface of the staple containing cartridge; and
a buttress material having a central portion and a peripheral portion including a circumferential perforation line separating the central portion from the peripheral portion, the peripheral portion being attached to a tissue contacting surface of at least one of the staple containing cartridge and the anvil, the central portion being separable from the peripheral portion after staples contained in the staple containing cartridge are fired, the buttress material being preloaded on a surgical stapling instrument at the time of manufacture.
12. The surgical stapling instrument according to claim 11, further comprising a buttress retainer having an open center portion and being attached to at least one of the staple containing cartridge and the anvil, the peripheral portion of the buttress material being retained against the tissue contacting surface of the at least one of the staple containing cartridge and the anvil by the buttress retainer.
13. The surgical stapling instrument according to claim 12, wherein the buttress retainer includes at least one depending leg for engaging at least one of the staple containing cartridge and the anvil.
14. The surgical stapling instrument according to claim 13, wherein the at least one depending leg of the buttress retainer includes an inwardly directed projection configured to engage an edge of one of the staple containing cartridge and the anvil, to retain the edge of the corresponding staple containing cartridge and anvil between the inwardly directed projection and the buttress retainer.
15. The surgical stapling instrument according to claim 14, wherein the inwardly directed projection of the at least one depending leg of the buttress retainer is adapted to snap fit over the edge of the corresponding staple containing cartridge and anvil.
16. The surgical stapling instrument according to claim 12, wherein the buttress retainer is a circular ring.
17. The surgical stapling instrument according to claim 16, wherein the circular ring includes a plurality of depending legs for engaging at least one of the staple containing cartridge and the anvil.
18. The surgical stapling instrument according to claim 17, wherein the plurality of depending legs each includes an inwardly directed projection configured to engage an edge of one of the first jaw and the second jaw, to retain the edge of the corresponding staple containing cartridge and anvil between the inwardly directed projection and the buttress retainer.
19. The surgical stapling instrument according to claim 12, wherein the buttress retainer is configured to snap-fit over at least one of the first jaw and the second jaw such that the buttress retainer releasably retains the buttress material along a periphery thereof.