Fluid applicator
Fluid applicators utilizing a cutter and an ampule containing fluids, such as topical adhesives, and methods for safe, sterile, one-time use of fluid applicators for expressing fluids, such as wound sealing adhesives, are provided.
1. An apparatus comprising:
(a) a case, said case including an aperture;
(b) a plunger, said plunger being disposed within said case, said plunger having a first end and a second end, said plunger having a first undispensed position and a second dispensed position;
(c) a puncture cap, said puncture cap having a cutter and a channel, said puncture cap being disposed within said case, said cutter having at least two cutting blades;
(d) a sealed ampule, said ampule containing a fluid, said ampule being disposed within said case; and
(e) a bulb having a storage reservoir and an aperture, said bulb being comprised of a translucent or transparent material, said bulb having a curved or rounded tip, said bulb being connected to said case and said puncture cap wherein said bulb receives said fluid through said channel and a user can express said fluid through said aperture.
2. The apparatus of claim 1 , wherein said channel is a tube.
3. The apparatus of claim 2 , wherein tube is disposed in a central region of said puncture cap.
4. The apparatus of claim 1 , wherein said ampule is comprised of a glass body and a foil lid.
5. The apparatus of claim 1 , wherein said ampule is comprised of a polymeric body and a foil lid.
6. An apparatus comprising:
(a) a case having an aperture;
(b) a plunger, said plunger being disposed slidably and telescopically within said case;
(c) an ampule, said ampule containing a fluid;
(d) a cutter; said cutter having at least two cutting blades, said cutter being disposed to cut said ampule when a user applies pressure to said plunger; and
(e) a bulb, said bulb including a reservoir, said bulb being comprised of a translucent or transparent material, said bulb having a curved or rounded tip, wherein said bulb receives substantially all of said fluid from said ampule when a user applies pressure to said plunger.
7. The apparatus of claim 6 , wherein said fluid has a volume of between about 3.0 milliliters and about 0.3 milliliters.
8. The apparatus of claim 6 , wherein said fluid has a volume of about 0.7 milliliters.