Matches 251 - 298 out of 298 < 1 2 3 4 5 6
Match Document Document Title
5129882 Wound clotting device and method of using same  
A wound clotting device is disclosed comprising a clotting device for dispensing a clotting agent onto a selected location in a patient while being retained adjacent to that location, comprising a...
5108364 Monitoring catheter for medical use  
A monitoring catheter for medical use characterized by a main tube for discharge path of body fluids, etc.; a first auxiliary tube for air flow which surrounds the main tube and is provided within...
5047013 Varicose vein probe with hollow curved spiral tip  
The invention relates to a probe for treating varicose veins, comprising a flexible plastic tube with a tip portion which can be guided through varicose veins at its front end, the tube being at...
5011469 Peripheral cardiopulmonary bypass and coronary reperfusion system  
A method and apparatus to arrest or reverse heart damage from myocardial infarction by using a peripheral, femoral-femoral full bypass along with the venting of the left ventricle wherein the rate...
4995865 Multi-lumen catheters  
Catheters having three lumens for injection and removal of fluids comprise an elongated tube having an integrally formed septum which extends throughout the length of the tube and defines the three...
4960409 Method of using bilumen peripheral venous catheter with adapter  
Bilumen catheters of the present invention have tow lumens to supply two non-miscible liquids simultaneously and a method for their use. The two lumens are enclosed within a single catheter and...
4936826 Vena cava window  
The invention is a combination device for long-term intravenous therapy comprising an outer sheath 11 and an inner catheter 15. The outer sheath 11 is permanently implanted in the patient allowing...
4929242 Solution and method for maintaining patency of a catheter  
A solution is described that can be used to maintain the patency of an I.V. catheter or other vascular access device having a lumen. The density and osmolarity of the solution are adjusted so that...
4921479 Catheter sheath with longitudinal seam  
An improved removable expandable sheath for aiding in the introduction of catheters into the body which is fabricated from a semi-stiff plastic with memory formed in a tubular configuration with a...
4904240 Method and apparatus for starting intravenous solutions  
A method and apparatus for starting and feeding intravenous solutions through a catheter is disclosed comprising two chambers in tandem, the first chamber having a catheter attached to one end, a...
4886831 Medical uses for phycocyanin  
A photochemical method is described for treating atherosclerosis or cancer wherein phycocyanin is injected into a patient suffering from one of these diseases. Once injected, phycocyanin is...
4865583 Combination blood sampling and intravenous infusion apparatus and method  
Combination intravenous infusion/blood sampling and medication injection apparatus is provided whereby a patient may be administered an intravenous infusion fluid and be subjected to blood sampling...
4861336 Puncture catheter  
A puncture catheter for transjugular or transfemoral percutaneous introduction into the lower vena cava is described. The catheter is composed of an outer direction catheter (1) and an inner...
4850961 Indwelling placement device with guard  
An indwelling placement device having an introducing needle and a catheter for infusing fluids into a blood vessel incorporates a guard for shielding the needle prior to extension from therewithin...
4850975 Catheter introducer for angiography  
A catheter introducer for angiography is disclosed which comprises a sheath for inserting and guiding a catheter into a puncture hole in a blood vessel, and a dilator removably inserted through the...
4850958 Apparatus and method for extrapulmonary blood gas exchange  
An in vivo extrapulmonary blood gas exchange device having a bundle comprised of a plurality of elongated gas permeable tubes being bound at each end and enclosed within a respective air tight...
4846791 Multi-lumen catheter  
A multi-lumen catheter is formed by first introducing one end of an expandable tube into the blood vessel. A divider is then inserted into the distal end of the tube and extends the length of the...
4813930 Angioplasty guiding catheters and methods for performing angioplasty  
The invention relates to an angioplasty guiding catheter and methods for performing coronary angioplasty on a patient, to dilate constrictions in blood vessels. The guiding catheter has an...
4804358 Coronary perfusion pump  
Coronary perfusion apparatus in which a catheter is held in place in the coronary artery by an intra-aortic balloon. The catheter carries a pressure sensor which is positioned adjacent the heart...
4795426 Catheter introducing device and method of placing catheter  
A catheter placement cannula is disclosed having a passageway therethrough to receive a catheter. The cannula is made up of a substantially tubular body portion and a tip portion made of pliable...
4784639 Catheter and method of inserting catheter  
A catheter having a tubular portion, a corrugated section, and a tubular tip portion. The tip portion may have side holes. A method of inserting the catheter into a selected artery by first...
4705503 Metabolite sensor including a chemical concentration sensitive flow controller for a drug delivery system  
A system for the measurement of a metabolite in a physiological fluid is disclosed which comprises a catheter which includes an internal metabolite sensor downstream from a semipermeable region...
4701160 Catheter and method for infusing fluid into a patient  
A medical catheter and a method for infusing blood into a patient. The medical catheter has first and second inlet openings, an outlet opening, a passageway connecting the openings, and a flexible...
4646742 Angioplasty catheter assembly  
An angioplasty catheter having an outer tubular member and a coaxially aligned inner tubular member. The outer tube is of a first predetermined diameter over a majority of its length, but then...
4531935 Cardioplegia/air aspiration cannula  
A cardioplegia/air aspiration cannula assembly for delivering cardioplegic fluid to and for aspirating air from the aorta during surgery. The assembly includes a hub having a single needle portion....
4498902 Catheter guide  
A slotted catheter emplacement guide of one piece construction which simplifies emplacement of a peritoneal catheter and also permits insertion through a very small abdominal opening.
4479795 Antimicrobial polymer compositions  
The present invention relates to medical polymers and devices made therefrom, and is based on the discovery that certain carboxylate antimicrobial agents can be releasably incorporated into...
4411655 Apparatus and method for percutaneous catheterization  
An apparatus for percutaneous catheterization of a vascular or other body compartment employs a shape memory alloy cylindrical cannula which expands after introduction into the body compartment...
4405313 Figure-eight, dual-lumen catheter and method of using  
An improved figure-8, dual-lumen catheter preferably includes substantially convex, smooth, smoothly curving fill-in portions at the point of entry to the vessel and the point of entry to the skin...
4401433 Apparatus for advancing oversized catheter through cannula, and the like  
A catheter is provided having a larger size than the cannula through which it is introduced into a puncture site, such as a vein. The oversized catheter is preferably elliptical shaped, and, prior...
4392848 Catheterization  
At least part of an antimicrobial catheter for use in humans and lower animals comprises a permeable polymer. The polymer must be in contact with both the environment external to the catheter and...
RE31272 Catheter delivery system and method  
A catheter delivery system for delivering an elongated cannula-type catheter, normally including a cannula with an attachment on the tip thereof, to a body of a mammal and for controlling the...
4365635 Pressure transducing methods and apparatus  
Methods and apparatus for handling a compatible solution relative to a circulatory system of a living organism employ a recipient device having a circular cavity tending to retain gas bubbles. A...
4346706 Parenteral administration of nutriments  
Novel methods for the parenteral administration of nutriments to patients, which comprises opening the umbilical vein and introducing an aqueous solution of nutriments into the opened vein, thereby...
4311139 Method and apparatus for catheter insertion  
A method and apparatus for catheter insertion (10 or 100) for inserting a flexible catheter (12 or 112) into a selected liquid-filled body cavity (144) into which the anterior end of a...
4311137 Infusion device  
A fluid administration device is provided which includes a catheter holder having a passage extending through it, a plastic cannula connected at the distal end of the passage, an elastomeric seal...
4290428 Catheter with bulb  
This catheter for blood retroperfusion comprises a tube and a flexible bulb through which the tube passes; ports are formed in the tube portion surrounded by the bulb, and their total surface area...
4270535 Double lumen catheters  
A double lumen, single needle, catheter is provided having an improved insertion tip which aleviates the trauma induced when inserted in a blood vessel or fistula.
4253463 Method of reducing infection utilizing an intravascular device having antiseptic metal portion  
An intravascular device such as a catheter, having a flexible outer tubular portion or cannula and a relatively rigid inner tubular portion or stylet of metal such as stainless steel with a sharp...
4248224 Double venous cannula  
A venous cannula apparatus is comprised of a fluid conveying tube, the tube providing an upper tube portion which communicates with a pair of lower connected tube branch members. Each of the lower...
4205675 Catheter placement unit with needle removal provision and method of use  
A catheter placement unit for use with an introducer needle and an introducer catheter including a hollow tube and a fitting at one of its ends. The placement unit comprises a connector having an...
4068659 Catheter placement assembly  
A disposable assembly and associated method for placing a catheter tube or plastic cannula into the body of a patient, the assembly being initially disposed in a sterile package and comprising a...
3921631 Catheter insertion device and method of catheter introduction  
A catheter insertion device having a needle assembly comprising a hollow slotted needle with a needle hub affixed to its proximal end and a catheter assembly comprising a flexible catheter having a...
3774604 INFUSION CANNULA ASSEMBLY  
An infusion cannula for intravenous introduction of medical compounds into a patient. A catheter is engaged in a valve body having two inlets for connection to infusion fluid sources. On said inlet...
3633579 CATHETER PLACEMENT DEVICE AND METHOD  
A medical device for use in intravenous or intraarterial injections of fluids, in blood sampling, in diagnostic procedures such as intravascular blood sampling including sampling in the heart, and...
3598118 METHOD OF INTRODUCING AN INTRAVENOUS CATHETER INTO THE VASCULAR SYSTEM  
A needle comprising a tube, having a pointed leading end, a longitudinal hairline slot extending the length thereof, collar means spaced from the pointed leading end, and tube walls of sufficient...
3570485 FLEXIBLE CATHETER AND INSERTING APPARATUS  
A cannula is disposed about a stylet with a sharp forward end for incising the wall of an organ having a lumen for receiving the cannula from which, thereafter, the stylet is removable. The cannula...
3370587 Method of introducing a catheter into a body vessel  
Matches 251 - 298 out of 298 < 1 2 3 4 5 6