Disposable syringe

Claim 2

A syringe comprising: a nozzle having a base and a tip; an at least substantially collapsible bag for holding liquid; first means on said bag for cooperatively engaging the base of the nozzle to mount the nozzle on the bag to permit the nozzle to dispense the contents of said bag, said tip projecting from said bag; second means on said bag circumscribing the nozzle adjacent the base thereof and projecting axially outwardly of the region of engagement between the base of the nozzle said first means; and said second means including a member mounted on said bag, said member including a peripheral wall extending generally outwardly of said bag and a sloping generally conical wall joined to the peripheral wall and projecting inwardly from the peripheral wall, said first means including an aperture through said member radially inwardly of said peripheral wall.

Claim 3

A syringe comprising: a nozzle; an at least substantially collapsible bag; means on said bag for mounting the nozzle on said bag to permit the nozzle to dispense the contents of said bag; means other than said nozzle for defining a container on said bag, said container being adapted to contain an ingredient; said container being closed sufficiently to retain the ingredient therein, said bag having an interior region outside of said container; and said container including a movable section accessible from the exterior of the bag, movement of said movable section opening the container and allowing the ingredient to leave said container and enter said interior region.

Claim 4

A syringe comprising: a nozzle; an at least substantially collapsible bag; means on said bag for mounting the nozzle on said bag to permit the nozzle to dispense the contents of said bag; means other than said nozzle for defining a container on said bag, said container being adapted to contain an ingredient; said container being closed sufficiently to retain the ingredient therein, said bag having an interior region outside of said container; and said container including a movable section accessible from the exterior of the bag, movement of said movable section opening the container and allowing the ingredient to leave said container and enter said interior region.

Claim 5

A syringe as defined in claim 2 wherein said bag is adapted to be at least partially filled with a liquid, said bag having indicia thereon to indicate the level to which the bag is to be filled, said bag being substantially transparent at least adjacent said indicia.

Claim 6

A syringe as defined in claim 2 wherein said container includes a first container section, said nozzle mounting means including at least a portion of said first container section.

Claim 7

A syringe as defined in claim 2 wherein said container includes a first container section having an aperture therein, said movable section closing said aperture so that the container is closed, said aperture providing access to said movable section from the exterior of said bag.

Claim 8

A syringe as defined in claim 5 wherein said nozzle mounting means includes a portion of said first container section around the rim of said aperture.

Claim 9

A syringe comprising: a container adapted to contain a material, said container being closed sufficiently to retain the material therein; means for attaching said container to said bag, said bag having an interior region outside of said container; a nozzle; said container having socket means into which a portion of the nozzle is receivable for mounting said nozzle; aNd said container having means accessible through said socket means when said nozzle is removed from said socket means for opening said container to provide communication between the interior of said container and the interior region of said bag.

Claim 10

A syringe comprising: a container adapted to contain a material, said container being closed sufficiently to retain the material therein; means for attaching said container to said bag, said bag having an interior region outside of said container; a nozzle; said container having socket means into which a portion of the nozzle is receivable for mounting said nozzle; aNd said container having means accessible through said socket means when said nozzle is removed from said socket means for opening said container to provide communication between the interior of said container and the interior region of said bag.

Claim 11

A disposable syringe as defined in claim 7 wherein said bag includes means defining finger receiving apertures at the opposite ends of said bag.

Claim 12

A syringe as defined in claim 7 wherein said bag includes first and second generally opposite wall portions, said socket means being mounted on said first wall portion, said second wall portion being movable toward and away from the socket means to permit control of the flow of fluid from said bag through said nozzle.

Claim 13

A syringe as defined in claim 7 wherein said socket means has an aperture for receiving the nozzle and includes an exposed protrusion circumscribing said aperture axially outwardly thereof.

Claim 14

A disposable syringe comprising: first and second container sections; means for releasably interconnecting said container sections to form a container, said container being adapted to contain a material; said first container section having an aperture, at least a portion of said second container section extending at least partially across said aperture; means for at least substantially sealing the second container section to the first container section in at least two radially spaced, circumferentially extending zones around said aperture to thereby prevent loss of the ingredient through said aperture; an at least partially collapsible bag; means for mounting the container on said bag with the interiors of said bag and said container being separated by said second container section and with said portion of said second container section being in a position to be contacted and at least partially removed from the first container section to thereby provide communication between the interior of said compartment and the interior of the bag; a nozzle; and means for mounting the nozzle on the bag to permit the contents of the bag to be dispensed through the nozzle.

Claim 15

A disposable syringe comprising: first and second container sections; means for releasably interconnecting said container sections to form a container, said container being adapted to contain a material; said first container section having an aperture, at least a portion of said second container section extending at least partially across said aperture; means for at least substantially sealing the second container section to the first container section in at least two radially spaced, circumferentially extending zones around said aperture to thereby prevent loss of the ingredient through said aperture; an at least partially collapsible bag; means for mounting the container on said bag with the interiors of said bag and said container being separated by said second container section and with said portion of said second container section being in a position to be contacted and at least partially removed from the first container section to thereby provide communication between the interior of said compartment and the interior of the bag; a nozzle; and means for mounting the nozzle on the bag to permit the contents of the bag to be dispensed through the nozzle.

Claim 16

A disposable syringe as defined in claim 11 wherein said aperture is sized to receive said nozzle and said means for mounting the nozzle includes at least a portion of the surface defining the aperture, said surface portion being adapted to grip said nozzle.

Claim 17

A disposable syringe as defined in claim 12 wherein said bag is at least substantially entirely flexible and said container sections are more rigid than said bag.

Claim 18

A disposable syringe as defined in claim 12 wherein said first container section has a peripheral flange secured to said bag, said first container section defining a generally annular cavity, said second container section closing said cavity.

Claim 19

A disposable syringe as defined in claim 6 wherein said means for substantially sealing includes substantially engaging surfaces of the first and second container sections.

Claim 20

A disposable syringe as defined in claim 10 wherein said bag is constructed of substantially transparent flexible plastic material and has indicia thereon, said bag having an opening therein in registry with said aperture, said container being constructed of plastic material and being more rigid than said bag, said first container section having a flange adhered to said bag, said means for mounting said nozzle includes at least a portion of the surface defining said aperture.

Claim 21

A syringe comprising: a flexible bag; a mounting member, said mounting member being constructed of a plastic material and being generally stiffer than the bag; said mounting member being mounted on said bag and having an aperture therethrough; a plastic closure member in said bag; means for providing a snap fit between the closure member and the mounting member, said snap fit holding the closure member in a position in which it closes said aperture, said closure member being accessible through said aperture aNd being forcibly removable; a nozzle; and cooperating means on said nozzle and said mounting member for mounting the nozzle on said mounting member in communication with said aperture.

Claim 22

A syringe comprising: a flexible bag; a mounting member, said mounting member being constructed of a plastic material and being generally stiffer than the bag; said mounting member being mounted on said bag and having an aperture therethrough; a plastic closure member in said bag; means for providing a snap fit between the closure member and the mounting member, said snap fit holding the closure member in a position in which it closes said aperture, said closure member being accessible through said aperture aNd being forcibly removable; a nozzle; and cooperating means on said nozzle and said mounting member for mounting the nozzle on said mounting member in communication with said aperture.

Claim 23

A disposable douche syringe comprising: a nozzle having a base and a tip; an at least substantially collapsible bag for holding liquid; first means on said bag for cooperatively engaging the base of the nozzle to mount the nozzle on the bag to permit the nozzle to dispense the contents of said bag, said tip projecting from said bag; a member on said bag extending axially outwardly of said base of said nozzle and substantially circumscribing the nozzle when the nozzle is mounted on said bag; and said member defining a recess opening outwardly of said bag.

Claim 24

A disposable douche syringe comprising: a nozzle having a base and a tip; an at least substantially collapsible bag for holding liquid; first means on said bag for cooperatively engaging the base of the nozzle to mount the nozzle on the bag to permit the nozzle to dispense the contents of said bag, said tip projecting from said bag; a member on said bag extending axially outwardly of said base of said nozzle and substantially circumscribing the nozzle when the nozzle is mounted on said bag; and said member defining a recess opening outwardly of said bag.

Claim 25

A disposable douche syringe as defined in claim 18 wherein said first means includes a socket in said member for cooperating with said nozzle to mount the latter.

Claim 26

A disposable douche syringe as defined in claim 19 including means defining an openable container for containing a douching ingredient, said container being attached to said bag and including said member.

Claim 27

A disposable douching syringe as defined in claim 18 wherein said member includes a first section extending away from the bag and a generally cup-shaped section substantially circumscribed by the first section and defining said recess.