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Topic: Jet injector

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	World Intellectual Property Organization (Site not responding. Last check: 2007-10-15)
		The multi-component ampule of claim 25, wherein the jet injector further comprising a spring, a piston, and a shaft, wherein shaft is coaxially disposed with the piston, and wherein the piston is configured to compress the spring when the shaft is moved proximally.
		The needleless jet injector assembly of claim 36, wherein the multi-component ampule is connected to the jet injector by a thread engagement or by a coupler to sleeve engagement.
		The jet injector assembly 162 is shown in a filled state, with The multi- component ampule 150 having a symmetrical plunger 82 disposed near the proximal end of the inner glass cylinder 16 and medicine contained within the medicine variable space 61.
	www.wipo.int /ipdl/IPDL-CIMAGES/view/pct/getbykey5?KEY=03/88893.031030&ELEMENT_SET=DECL (9002 words)

	World Intellectual Property Organization (Site not responding. Last check: 2007-10-15)
		The jet injectors and similar needleless injection devices are generally perceived as reducing the relative risk and discomfort of puncturing the epidermis with a hypodermic needle, and being more easily used by persons of limited skill.
		Conventional jet injectors as known in the prior art are often cumbersome and awkward to use, with the preparation of a typical, reusable jet injector for administering an injection requiring several steps.
		After the injector nozzle has been cleaned and sterilized, the user replaces it on the jet injector and prepares the same for loading the medication which is to be injected into the skin.
	www.wipo.int /ipdl/IPDL-CIMAGES/view/pct/getbykey5?KEY=01/52919.010726&ELEMENT_SET=DECL (6440 words)

	Welcome to Law Supply
		The jet pump is a centrifugal pump with one or more impeller and diffuser with the addition of a jet injector.
		When a jet is used with a centrifugal pump a portion of the water delivered by the pump is returned to the jet ejector to operate it.
		Because jet pumps are centrifugal pumps, the air handling characteristics are such that the pump should be started with the pump and piping connections to the water supply completely filled with water.
	www.lawsupply.net /pumps/data/Pump_Basics (2019 words)

	children with DIABETES - Jet Injectors
		Jet injectors deliver insulin beneath the skin using a high pressure jet through a tiny opening at the head of the injector.
		Proponents of jet injectors argue that the mist produced by the jet injector results in a better dispersal pattern of the insulin beneath the skin and is therefore less traumatic.
		From postings in misc.health.diabetes by users of jet injectors, and discussions with a few users of jet injectors, the fact is that it depends upon the individual.
	www.childrenwithdiabetes.com /d_06_350.htm (536 words)

	Jet Injector Medical Presentation
		The Jet Injector is a fine precision instrument that has the unique capability to function not only as an injection device for local anesthetic agents into the skin, but also to accomplish deep tissue infiltrations through ALL BODY ORIFICES.
		The Jet Injector is one of the only jet injection devices with this capability, allowing physicians to inject into oral cavity and laryngeal areas, the vagina and cervix, rectum, ear and nasal areas, open wounds and surgical openings.
		The Medical Jet Injector is available with Extended Tips varying in length from 3/4" (19.05 mm) to 6.5" (165.1 mm) and these lengths are selected by the physician according to the applications required.
	www.ameditech.com /medinfo/jet.html (1696 words)

	Muallem Jet Ventilator Description
		For Bronchoscopy the needle injector attached to the oxygen jet is inserted into the proximal end of the bronchoscope and the jet flow is adjusted to adequate expansion and ventilation of the lungs.
		The jet produced by the jet ventilator when applied to the injector inserted in the T Piece or Bain circuits simply produces an air piston that pushes the fresh anaesthetic gas coming from the anesthesia machine to the proximal T and collecting in the reservoir tubing during exhalation, into the patient’s lungs during inspiration.
		A Jet Ventilator for transport is built to run on 12 volt chargeable battery, and used to transport intubated and apneic patients from the OR to the ICU, or from the ICU to OR and Xray.
	www.aub.edu.lb /~mm08/mjv.htm (1525 words)

	Reviving an old technology for large-scale vaccination
		New jet injectors prevent this sort of transmission, and at least two companies are developing high-speed devices that could be used in mass vaccination campaigns.
		Jet injectors trace their roots to industrial accidents in the 19th century, when French workmen using grease guns in factories found they were inadvertently injecting themselves.
		Jet injectors were effective in administering smallpox vaccine to large numbers of people at collected points, but they weren't suitable for house-to-house vaccinations.
	www.post-gazette.com /healthscience/20011120hjet2.asp (722 words)

	Activa
		These findings suggest that the jet injector is a useful tool for ensuring accuracy of small dosages of insulin, particularly when considering multiple caregivers may be preparing injections for a given individual.
		Jet injection was associated with a diminished antibody response and postprandial variability compared with needle-injected insulin.
		The purpose of the present study was to evaluate the feasibility of using a jet injector in a split and mixed regular and NPH insulin regimen and to compare serum glucose and free-insulin profiles obtained with the injector and the conventional syringe and needle.
	www.advantajet.com /abstracts.htm (1559 words)

	Hypodermic jet injector and cartridge therefor
		The present invention relates to a needleless hypodermic jet injector device which includes a reusable, springpowered gun and a disposable cartridge filled with the substance (i.e., medicament) to be injected.
		The hypodermic jet injector of the present invention is particularly useful for self-administration of drugs and medicines by the patient.
		Hypodermic jet injectors capable of needleless injection have achieved patient acceptance because a needle is not required and because the injection causes little or no pain.
	www.freepatentsonline.com /4874367.html (3817 words)

	Needleless jet injector
		A needleless hypodermic injector includes an elongated cylindrical casing defined by front and rear telescoping sections, with an injection orifice at the closed front end of the front section and a push button trigger at the rear end of the rear section.
		The injector of claim 1, wherein the disc springs are adapted to expand from a compressed state to provide a substantially constant or increasing pressure against the bushing as the bushing moves the piston to the extended position.
		The gap between the washer 57 and the bushing 38 in the loaded condition of the injector causes the bushing 38 to hit the washer 57 with sufficient force to cause piercing of the skin by the jet of medicine.
	www.freepatentsonline.com /4623332.html (3998 words)

	children with DIABETES - Jet Injector Fact Sheet
		Jet injectors require cleaning every 2-3 weeks, a willingness to learn how to use them, and some body fat to inject into.
		But, if you have been using your injector for several months, and are not rotating sites (a benefit of the injector) and didn't make a mistake on your settings or change your dosage amount...then check the inside of your vial adapter.
		Since an injector has enough strength to shoot a stream of insulin through your clothing and into your leg if you activate it accidentally (experience speaks here), the odds are that the injector head was wet.
	www.childrenwithdiabetes.com /d_06_351.htm (943 words)

	Features Item : Jet Pumps — Part 1 (Site not responding. Last check: 2007-10-15)
		A jet pump actually is two pumps in one: a centrifugal pump and a jet assembly, commonly called an injector.
		The centrifugal pump part of a jet pump package is specifically designed to operate in conjunction with an injector, and the injector enhances a centrifugal pumps pressure capability by about 50 percent.
		To keep jet pumps primed, it is important to install a foot valve at the bottom of the suction pipe to prevent the water in the system from draining back into the well when the pump is off.
	www.drilleronline.com /CDA/ArticleInformation/features/BNP__Features__Item/0,3643,97148,00.html (1006 words)

	Jet Injectors
		Jet injectors that deliver insulin without needles have been around for years, and that could be the problem.
		Jet injectors, which release a tiny stream of insulin forced through the skin under high pressure, now are also much less expensive than earlier models, she says.
		The most exciting development for jet injectors on the horizon is the development of a new power source, the gas spring.
	www.mendosa.com /injector.htm (1186 words)

	HCV Veterans Jet Injector
		To evaluate the safety of an anticontaminant disposable device which protects the jet injector apparatus, 22714 healthy subjects were intradermally, inoculated (38162 inoculations) with a variety of vaccines.
		Stopping the use of the jet injectors on July 2, 1985, at clinic 1, was associated with the termination of this outbreak.
		Jet injectors that use the same nozzle tip to vaccinate more than one person have been used worldwide since 1952 to administer vaccines when many persons must be vaccinated with the same vaccine within a short time period.
	www.geocities.com /hepvet/JetInjector.html (1022 words)

	Hepatitis C from Jetgun Injections
		Jet injectors may be ideal for mass immunization programs but not until design refinements eliminate their capacity to transmit blood-borne infections, say researchers working in England.
		The injectors, which are needleless systems that penetrate skin with high-pressure fluid, have potential advantages over needles and syringes, but P.N. Hoffman and associates at the Laboratory of Hospital Infection, London, sought to determine whether they might have a major disadvantage as well.
		Results demonstrated that the maximum jet pressure was highly sensitive to the spring constant, initial piston velocity, and piston cross-sectional area while the time to achieve the maximum pressure was most sensitive to the injection chamber length, initial piston velocity, bulk modulus of the injectant, and the piston cross-sectional area.
	www.hcvets.com /data/transmission_methods/jet_injection.htm (4944 words)

	Jet Injector Shots Lawsuit Overview - Find Trial Lawyers and Attorneys with Experience in Jet Injector Shots Personal ...
		Jet injectors were used by the military from the early 1950s until the late 1990s to administer inoculations and other shots.
		Jet injectors do not use needles to deliver their medicine, rather, they break the skin using a high-pressure stream of liquid.
		There is growing concern that these jet injector shots may have been responsible for transmission of Hepatitis C.
	www.injuryboard.com /view.cfm/Topic=486 (403 words)

	Jet Injector Applications: A 12 Year Report on the Use of Jet Injection Technique in Dental Practice
		We are strong proponents of the Jet Injector as a pre-injection procedure.
		Interestingly we had the manufacturer of the Jet Injector prepare one instrument with approximately two times the normal dental pressure and found this most satisfactory for use strictly in the mandibular region for pre-injection prior to deep needle insertion for mandibular blocks.
		The problem we ran into initially with the Jet Injector was an occasional slight edema of the tissue adjacent to the site of the injection; however, this edema resolved itself in one or two days.
	www.ameditech.com /medinfo/12yearreportondentalapps.htm (976 words)

	DARE abstract20028304 (Site not responding. Last check: 2007-10-15)
		The reusable-nozzle jet injector consisted of a needle-free jet injector for high-speed vaccination, which feeds vaccine from multi-dose vials through reusable fluid chambers, pathway, and nozzles that are in contact with consecutive patients without intervening sterilisation.
		For patient-to-community transmission, the probability of unsafe sharps disposal was 0 with reusable-nozzle jet injector, and disposable-cartridge jet injector.
		The economic burden of HIV was $2.05 with resterilisable N&S, $1.93 with disposable N&S, $0.06 with auto-disable N&S, $0.89 with manual-shielding N&S, $0 with auto-shielding N&S, $0.06 with a reusable-nozzle jet injector, and $0 with a disposable-cartridge jet injector.
	nhscrd.york.ac.uk /online/nhseed/20028304.htm (2079 words)

	UICH-Needle Free Injection
		A jet injector is powered by carbon dioxide or a spring which forces medication under the skin in a fraction of a second without causing pain.
		Jet injectors disperse medications more broadly under the skin than conventional injectors, thus making drug absorption more rapid.
		Jet syringes are used routinely before IV insertion throughout the Hospital and for intramuscular and subcutaneous injection of a variety of medications in pilot projects throughout the Institution.
	www.uic.edu /orgs/hpmo/needle_free (311 words)

	University of Illinois Medical Center:Medical Center Offers Needle-Free Injections
		A jet injector powered by a small amount of carbon dioxide, the J-Tip releases the high-pressure gas to force medication under the skin in a fraction of a second without causing any pain.
		A pioneer in the use of jet injectors, Zsigmond is medical director of the needle-free program.
		Earlier jet injectors are much larger and louder and, because they are reusable, carry a slight risk of transmitting infection if there is a break in the patient's skin.
	www.uillinoismedcenter.org /content.cfm?contentalias=archive_needlefree (629 words)

	Epidemiologic Notes and Reports Hepatitis B Associated with Jet Gun Injection -- California
		On initial analysis of the cohort members, exposure to the jet injectors and HCG were both significantly associated with the development of acute HBV infection.
		After contaminating the nozzle tip of the jet injector with a known quantity (0.025 ml) of HBsAg-containing serum, the injector was fired into separate 1-dram vials (to simulate downstream transmission) and swab samples were taken of the exterior and interior surfaces of the nozzle.
		Proper design of jet injectors to minimize risk of blood contamination of the nozzle tips, training in use of guns, and care in cleaning and disinfection if blood contamination occurs is necessary to ensure the continued safe use of these instruments.
	www.cdc.gov /mmwr/preview/mmwrhtml/00000744.htm (1436 words)

	Patent 6,361,991
		The improved jet injection device for injection of the human female cervix consists of a jet injection nozzle which is small enough to position on the human female cervix (which is located within the vagina).
		The improved jet injection device for injection of living tissue using an endoscopic device may be used in endoscopy, bronchoscopy, cystoscopy, colonoscopy, laparoscope, or other similar procedures using a type of endoscopic device.
		The improved jet injection nozzle for deep injection of tissue is designed to be able to deliver a jet injection to a tissue internally.
	www.pharmcast.com /Patents/Yr2002/Mar2002/032602/6361991_Gene032602.htm (1174 words)

	[No title]
		Although jet injectors don't use needles, the high-pressure stream of liquid breaks the skin, sometimes causing patients to bleed.
		Since jet injectors were used from the early 1950s through the late 1990s, millions of servicemen and women received their shots that way.
		Veterans are believed to have higher risk partly for reasons other than injector guns: potential exposure to blood during combat casualty care, the widespread use of blood transfusions and drug use.
	www.angelfire.com /mo3/vvachapter317/page18.html (809 words)

	BD Diabetes - Other Methods of Insulin Delivery -
		Jet injectors are devices that force a tiny stream of insulin through the skin by pressure.
		Unlike syringes and insulin pens, jet injectors don't puncture the skin, which is good news for people who are afraid of needles.
		Jet injectors are very expensive and may not be covered by your health insurance.
	www.bddiabetes.com /us/yourinsulin/syringes_othermethods.asp (818 words)

	Jet Injectors vs Needles - Research - Diabetes Health magazine
		Although 46% of the patients surveyed were no longer using the jet injector, 70% of the sample group preferred the jet injector for their insulin administration.
		Of those who quit using the injector, 50% of them did so because their injector was broken, 45% did so because they did not like the injector, and 5% were told by a medical professional to discontinue its use.
		69% of the patients surveyed felt that the jet injector helped them to adhere to their diabetes regimen, and 85% said that cost was not a problem in obtaining one.
	diabeteshealth.com /read,1026,32.html (359 words)

	children with DIABETES - Carol Ratcliff on Jet Injectors
		We decided to check into the jet injectors as we had heard that using one did not cause the knots.
		When the nurse received the jet injector she called and set up an appointment to come to our house.
		I just pulled the injector out of the fanny pack we carried our diabetic stuff in and explained what it was and had no problems at all.
	www.childrenwithdiabetes.com /d_06_354.htm (1050 words)

	Title page for ETD etd-12102001-102750 (Site not responding. Last check: 2007-10-15)
		The experiments on this project proceeded on the premise that adding an array of auxiliary jets behind a main jet injector would alleviate the large region of low pressure typically found downstream of a normal, sonic injector in supersonic flow and also possibly increase in intensity of the upstream high-pressure region.
		Placed under the Mach disk of the main jet, the secondary jets are hypothesized to push the plume of the main jet further up into the flow, increasing the force on the plate, and Shadowgraphs were used to test this hypothesis.
		By considering the locations of the secondary injectors to the main injector for both the low Mach number, low-pressure ratio tests and the main tests conditions, it can be surmised that the greatest benefit from the secondary jets can be extracted when the jets are placed within the main injector’s downstream low-pressure region.
	scholar.lib.vt.edu /theses/available/etd-12102001-102750 (857 words)

	Jet Injector and No-Needle Vasectomy
		Two of our units, the 2500 “Podiatry” Jet Injector the 2400 “Standard Medical” Jet Injector and have been used successfully to perform thousands of vasectomies in the United States, Canada, England, India, and other countries, with superb patient results.
		For all other countries where the Jet Injector has been used for vasectomy, however, a setting of 6 seems to be superior.
		In addition to the sheaths, many accessories for the Jet Injector are available, including Extended Tips of various lengths, stylets for unclogging the nozzle, replacement pyrex chambers, bactericide refills, and other items.
	www.ameditech.com /medinfo/QuieTouchVasectomy.htm (811 words)

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