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| Number | Title | Issue Date |
| 6077243 | Retention balloon for a corporeal access tube assembly An improvement in an internal bolster for a corporeal access tube assembly wherein a retention balloon is preformed of relatively thick silicone rubber film. The balloon includes parallel front and rear sidewalls connected by a semi-circular treadwall, th... | 06/20/2000 |
| 6074377 | Method of installing vascular access device A vascular access device is provided which can be used for chronic venous or organ access. When implanted, the device facilitates repeated intermittent infusions of medical treatment while reducing the risk of infection at the implant site. The vascular a... | 06/13/2000 |
| 6066112 | Corporeal access tube assembly and method A corporeal access assembly including a tube segment having a body formed of silicone rubber and containing a coil spring embedded therein. The silicone rubber has a low durometer hardness of about 35 on the A scale. The tube segments have relatively larg... | 05/23/2000 |
| 6063063 | Catheter with an open/closing mechanism The invention relates to a catheter including a tubular part, a closure, a radially projecting part, and an operating handle. The tubular part has a proximal end and a distal end, at least one inlet opening at the proximal end and at least one outlet open... | 05/16/2000 |
| 6061587 | Method and apparatus for use with MR imaging The invention is an apparatus and method for targeted drug delivery into a living patient using magnetic resonance (MR) imaging. The apparatus and method are useful in delivery to all types of living tissue and uses MR Imaging to track the location of dru... | 05/09/2000 |
| 6056717 | Implantable vascular device An implantable device grafted directly to vascular structures for high volume blood and/or fluid infusion and/or removal for such purpose as hemodialysis, apheresis, exchange transfusion, or large volume fluid infusion. The device is also adaptable to int... | 05/02/2000 |
| 6056718 | Medication infusion set An improved medication infusion set is provided of the type having a soft cannula for subcutaneous delivery of a selected medication to a patient. The infusion set comprises a cannula housing having a soft cannula protruding therefrom and a self-sealing s... | 05/02/2000 |
| 6056725 | Therapeutic method for treatment of alzheimer's disease A method and apparatus for treating Alzheimer's disease is disclosed. The method comprises delivering indomethacin or nonsteroidal anti-inflammatory agents having cyclooxygenase inhibitor action directly to the hippocampus or the lateral ventricle through... | 05/02/2000 |
| 6053897 | Apparatus for maintaining the patency of urine flow through the urethra An apparatus for maintaining the patency of urine flow through the human urethra, having an intra-urethral catheter (IUC), which has a potential through flow for the urine that extends over its length. The length of the IUC is shorter than the length of t... | 04/25/2000 |
| 6042579 | Techniques for treating neurodegenerative disorders by infusion of nerve growth factors into the brain Techniques for infusing nerve growth factors into the brain to treat neurodegenerative disorders by means of an implantable pump and catheter. A sensor is used to detect an attribute of the nervous system which reflects the degeneration of the nerve cells... | 03/28/2000 |
| 6042569 | Subcutaneously implanted cannula and methods for vascular access A catheter with valve for implantation in a vascular structure of a living being. The catheter is in the general shape of a "T" with the top of the "T" implanted within the lumen of or anastomotically attached to a vascular structure. The lumen of the imp... | 03/28/2000 |
| 6042561 | Non-intravascular infusion access device A non-intravascular infusion access device and method for long-term continuous infusion of drugs. The infusion access device includes a porous membrane made of a material which is biocompatible for long-term patency inside the body. The porous membrane is... | 03/28/2000 |
| 6042574 | Oval ventilation ear tube An ear tube for ventilating and equalizing the pressure between a middle ear and an outer ear. The ear tube is comprised of a shaft and a tab. The shaft further includes a top and a bottom at opposite longitudinal ends of the shaft, and a lumen with a maj... | 03/28/2000 |
| 6036654 | Multi-lumen, multi-parameter catheter A multi-lumen catheter capable of measuring cardiac output continuously, mixed venous oxygen saturation as well as other hemodynamic parameters. The catheter is also capable of undertaking therapeutic operations such as drug infusion and cardiac pacing. T... | 03/14/2000 |
| 6033382 | Composite catheter stabilizing devices, methods of making the same and catheter extracting device A composite catheter stabilizing device, a catheter assembly including such a stabilizing device and a device for removing a catheter assembly are provided. The stabilizing device includes a cuff having a first and second edge which is configured to be po... | 03/07/2000 |
| 6033105 | Integrated bone cement mixing and dispensing system By providing a single housing comprising a mixing chamber integrally combined with a delivery chamber or tube, a unitary, fully integrated, bone cement mixing and dispensing system is attained which eliminates user exposure or handling of the mixed bone c... | 03/07/2000 |
| 6022335 | Implantable hemodialysis triple port assembly An implantable dialysis connection assembly for connecting first and second catheters positioned with a vein to first and second terminals of a dialysis machine. The assembly includes a housing having first, second and third recesses extending into a face... | 02/08/2000 |
| 6013051 | Filtered access port with filter bypass for accessing body fluid samples An access port is described that allows for filtered introduction of a drug while also allowing bypass of the filter when taking CSF samples. The access port is in fluid communication with a catheter that is surgically implanted in a patient's brain or in... | 01/11/2000 |
| 6010492 | Apparatus for automatic administration of multiple doses of drugs The apparatus for automatic administration and dosing of one or more drugs comprises a microdelivery device which may be implanted in or otherwise administered to an animal or human. The microdelivery device is configured to have at least one compartment ... | 01/04/2000 |
| 5993414 | Implantable device The present invention provides an implantable drug infusion device which features a reliable and leak proof weld joint. The implantable drug infusion device features a hermetic enclosure; a drug reservoir positioned within the hermetic enclosure, a drug h... | 11/30/1999 |
| 5989239 | Method and apparatus for percutaneously accessing an implanted port Methods and apparatus for percutaneously accessing an implanted port use a large bore coring needle. The coring needle is periodically introduced to an aperture on the implanted port so that the needle passes through the same tissue tract. It has been fou... | 11/23/1999 |
| 5976109 | Apparatus for drug infusion implanted within a living body The present disclosure describes a system wherein a drug or other fluid to be delivered to a specific desired location within the body is stored in a reservoir that is directly displaced by a force to infuse the drug from the device into the patient. Seve... | 11/02/1999 |
| 5954687 | Burr hole ring with catheter for use as an injection port A burr hole ring with a catheter for use as an injection port comprises a modified burr hole ring adapted to engage the skull at a burr hole drilled therein. The interior of the burr hole ring defines a fluid reservoir that may be accessed by a needle or ... | 09/21/1999 |
| 5954691 | Hemodialysis access apparatus An implanted single- or dual-lumen device for repeated accessing of a vessel within a body, especially for hemodialysis, plasmapheresis, and other fluid exchange therapy treatments. The device is characterized by having: no septum for sealing but uses a r... | 09/21/1999 |
| 5931829 | Methods and systems for establishing vascular access A body lumen access system comprises a distal access cannula and a proximal access cannula. The distal access cannula is attached to or within the body lumen and the proximal access cannula is attached to an implantable port or is transcutaneously positio... | 08/03/1999 |
| 5919173 | Medical tubing and containers for use in conveying medical solutions and the like An ionomeric modified poly-ether-ester plastic material combined with a small amount of polyvinylchloride is used as a substitute for the conventional uses of polyvinylchloride in such applications as tubing for medical applications, for bags and other me... | 07/06/1999 |
| 5919160 | Vascular access device and method of installing same A vascular access device is provided which can be used for chronic venous or organ access. When implanted, the device facilitates repeated intermittent infusions of medical treatment while reducing the risk of infection at the implant site. The vascular a... | 07/06/1999 |
| 5916165 | Pneumatic controller and method A pneumatic control device includes a housing, a pressure control member secured to the housing, a first fluid-conduit member, and a first sensor. The pressure control member is constructed and arranged to selectively change a fluid pressure within the co... | 06/29/1999 |
| 5913998 | Method of making an implantable containment apparatus for a therapeutical device This invention relates generally to an implantable containment apparatus made of selectively permeable material. In particular, the implantable containment apparatus is used to contain a therapeutical device, such as a drug delivery device, a cell encapsu... | 06/22/1999 |
| 5911706 | Device for subcutaneous accessibility An implantable single or dual-lumen or more lumen device for repeated accessing vessels within a body. The device uses a resilient material to form a seal, and has a smooth streamlined flowpath with no flow discontinuity. The device is joined to a cathete... | 06/15/1999 |
| 5911704 | Implantable device and uses therefor Disclosed is an implantable device for delivering a pre-selected molecule, for example, a hormone, into a mammal's systemic circulation. The device comprises a blood permeable element that can be anchored to an inner wall of an intact blood vessel. The de... | 06/15/1999 |
| 5910128 | Retention balloon and corporeal access tube assembly A retention balloon for a corporeal access tube assembly which includes a tube segment. The balloon is secured to the tube segment around a portion of the segment. The balloon is preformed in its expanded shape. When in normal retention operation it conta... | 06/08/1999 |
| 5906596 | Percutaneous access device A subcutaneous access port for surgical implantation in the body of a mammal, such access port comprising a body portion defining a chamber with an open face, the body portion having attached thereto a biocompatible mesh material, whereby the subcutaneous... | 05/25/1999 |
| 5895372 | Implantable dosaging system An implantable dosaging system for medications, active substances, etc. administered in the form of dissolved or suspended fluids having a medication reservoir, a pump for administering the medication, an actuator for the transcutaneous operation of the p... | 04/20/1999 |
| 5879330 | Needle removal and containment device and method of using same A needle retraction device for removing a needle from a patient. The needle retraction device comprising a housing having an exterior wall which defines an interior compartment. A slidable member, having a pair of spaced apart movable legs separated from ... | 03/09/1999 |
| 5868699 | Injection dart system An implant dart has a head of solid material and a tubular body that contains one or more drug-delivery implant packages. The head has a blade at its front end with a chisel type point with a beveled end and a scooped face extending rearwardly to the body... | 02/09/1999 |
| 5860952 | Corporeal access tube assembly and method A corporeal access tube assembly including a tube segment in which a coil spring is embedded along a portion of the segment. A retention balloon is secured to the tube segment around a portion which does not contain the coil spring. The balloon is inflate... | 01/19/1999 |
| 5851173 | Self securing Brachy tube cap A soft plastic Brachy tube cap has a tubular body with one closed and one open end. The body's internal bore is sized so that the end of a Brachy tube fits snugly within the body when inserted through the open end. A pair of spaced locking rings integral ... | 12/22/1998 |
| 5840063 | Septumless implantable treatment material device A septumless implantable access device suitable for delivering a liquid medication to a site remote from the site of implantation is disclosed. The device includes a biocompatible housing having at least one resealable entry port and a cylindrical reservo... | 11/24/1998 |
| 5840055 | Disposable device for transfer of an active liquid into an intracorporeal cavity A disposable device for transfer of an active liquid into an intracorporeal cavity, having a central element able to contact the mucous membrane of an intracorporeal cavity; an absorbent peripheral element arranged around the central element that absorbs ... | 11/24/1998 |
