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Class Information
Number: 604/69
Name: Surgery > Means for introducing or removing material from body for therapeutic purposes (e.g., medicating, irrigating, aspirating, etc.) > Treating material introduced into or removed from body orifice, or inserted or removed subcutaneously other than by diffusing through skin > Needleless hypodermic injector > Material expelled from injector by explosive charge
Description: Subject matter wherein the body treating material is ejected from the injector by an explosive charge.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7547300 |
Vial adaptor for regulating pressure |
Jun. 16, 2009 |
| 7510548 |
Vial adaptor for regulating pressure |
Mar. 31, 2009 |
| 7500960 |
Needleless injection device comprising a pyrotechnic cartridge, and method of assembling such a device |
Mar. 10, 2009 |
| 7455655 |
Needleless injection device comprising means for regulating the gas pressure level in the combustion chamber |
Nov. 25, 2008 |
| 7404808 |
Needleless syringe comprising an optimized injector-receptacle |
Jul. 29, 2008 |
| 7357780 |
Needleless syringe functioning with a double-composition pyrotechnic charge |
Apr. 15, 2008 |
| 7354427 |
Vial adaptor for regulating pressure |
Apr. 8, 2008 |
| 7351220 |
Portable device for delivering medicaments and the like |
Apr. 1, 2008 |
| 7320677 |
Needleless syringe for the delivery of therapeutic agents |
Jan. 22, 2008 |
| 7261702 |
Needleless syringe operating with an impact wave generator through a wall |
Aug. 28, 2007 |
| 7160265 |
Needleless injection device with pyrotechnic drive |
Jan. 9, 2007 |
| 7156822 |
Needleless syringe with membrane isolating a multiple duct injector |
Jan. 2, 2007 |
| 7150409 |
Injection systems |
Dec. 19, 2006 |
| 7074210 |
Universal protector cap with auto-disable features for needle-free injectors |
Jul. 11, 2006 |
| 7056300 |
Needleless syringe for injecting a liquid contained in a prefilled ampule |
Jun. 6, 2006 |
| 6979310 |
Needleless syringe with membrane isolating a multiple duct injector |
Dec. 27, 2005 |
| 6964649 |
Needle-less injection apparatus and method |
Nov. 15, 2005 |
| 6960184 |
Injection devices |
Nov. 1, 2005 |
| 6942645 |
Needleless syringe with two injection speed levels |
Sep. 13, 2005 |
| 6913593 |
Needleless syringe which functions with the active agent being driven by a shocktube effect |
Jul. 5, 2005 |
| 6911015 |
Needleless syringe functioning by shock-tube effect, with prior lateral retention of the active principle |
Jun. 28, 2005 |
| 6837866 |
Needleless syringe provided with an ejection tube with a constant cross-section |
Jan. 4, 2005 |
| 6835187 |
Needleless syringe provided with an inner seal containing the active principle |
Dec. 28, 2004 |
| 6802826 |
Universal anti-infectious protector for needleless injectors |
Oct. 12, 2004 |
| 6758829 |
Needleless syringe functioning with a double-composition pyrotechnic charge |
Jul. 6, 2004 |
| 6689094 |
Compound delivery using impulse transients |
Feb. 10, 2004 |
| 6689093 |
Single-use needle-less hypodermic jet injection apparatus and method |
Feb. 10, 2004 |
| 6666843 |
Needleless syringe with temporarily retained thrusting means |
Dec. 23, 2003 |
| 6641554 |
Disposable needle-free injection apparatus and method |
Nov. 4, 2003 |
| 6623446 |
Needleless syringe comprising an injector with stacked elements |
Sep. 23, 2003 |
| 6620135 |
Needleless injectors |
Sep. 16, 2003 |
| 6616627 |
Injection device |
Sep. 9, 2003 |
| 6613011 |
Gas-pressured engine with valve |
Sep. 2, 2003 |
| 6610028 |
Needless syringe provided with a piezoelectric triggering system |
Aug. 26, 2003 |
| 6592545 |
Particle delivery |
Jul. 15, 2003 |
| 6572581 |
Ergonomic needle-less jet injection apparatus and method |
Jun. 3, 2003 |
| 6537245 |
Needleless syringe with a friction activated pyrotechnic initiator |
Mar. 25, 2003 |
| 6471669 |
Disposable needle-free injection apparatus and method |
Oct. 29, 2002 |
| 6344027 |
Needle-less injection apparatus and method |
Feb. 5, 2002 |
| 6309371 |
Injection-assisting probe for medical injector assembly |
Oct. 30, 2001 |
| 6270473 |
Hypodermic jet injector and disposable ampule |
Aug. 7, 2001 |
| 6264629 |
Single-use needle-less hypodermic jet injection apparatus and method |
Jul. 24, 2001 |
| 6258063 |
Hypodermic injection system |
Jul. 10, 2001 |
| 6165155 |
Multipathway electronically-controlled drug delivery system |
Dec. 26, 2000 |
| 6096002 |
NGAS powered self-resetting needle-less hypodermic jet injection apparatus and method |
Aug. 1, 2000 |
| 6004286 |
Particle delivery |
Dec. 21, 1999 |
| 5630796 |
Method of delivering powder transdermally with needless injector |
May. 20, 1997 |
| 5503628 |
Patient-fillable hypodermic jet injector |
Apr. 2, 1996 |
| 5179022 |
Biolistic apparatus for delivering substances into cells and tissues in a non-lethal manner |
Jan. 12, 1993 |
| 4652261 |
Drug-injection animal capture collar |
Mar. 24, 1987 |
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