Matches 301 - 350 out of 458 < 1 2 3 4 5 6 7 8 9 10 >
Match Document Document Title
5152749 Instrument placement apparatus  
A surgical apparatus for the placement of an instrument within a body cavity which comprises (i) a placement device including an elongate element with an exposable tissue piercing tip, a first...
5149329 Surgical suture carrier and method for urinary bladder neck suspension  
A suturing needle assembly used in a surgical operation to correct anatomical stress urinary incontinence, the suturing needle assembly having a needle and a sheath. The needle has an elongated...
5127909 Flapper valve for an insufflation cannula assembly  
A cannula assembly for use in conjunction with insufflatory surgical techniques includes a cannula, a housing mounted on one end of the cannula, and a flapper valve mounted in the housing. The...
5100387 Disposable universal needle guide apparatus (for amniocentesis)  
A surgical needle guide apparatus comprising a substantially horizontal base to be applied to a surface on or adjacent a patient's body surface zone to be punctured by the needle; an upright guide...
5092848 Intravenous catheter with built-in cutting tip and method for making the same  
An intravenous catheter includes a tubular member made from a shrinkable material that has a built-in cutting tip located at its distal end. The cutting tip is adapted to cut through tissue and...
5085648 Dual diameter needle with a smooth transition  
A needle cooperates with a tip cover the coaxially fits about the needle and slides axially relative thereto. A thin walled tube of the needle has a shank portion extending from the proximal end...
5064411 Protective medical device  
An apparatus and method for protecting users of invasive instruments from inadvertent skin puncture by providing the user with an article of protective clothing and an invasive instrument both...
5057083 Vascular dilator with truncated tip  
A vascular dilator has a truncated tip adapted to reduce the risk of trauma to a blood vessel into which the dilator is to be inserted. The vascular dilator comprises an elongate tube having a...
5057082 Trocar assembly  
An obturator is disclosed as being of a throwaway, single use, structure, preferably fully formed of thermoplastic, polymeric material and with a piercing and cutting end defined by non-planar...
5055107 Surgical instruments and assemblies  
A surgical instrument for use in forming a tracheostomy comprises a needle with a sharply pointed angled tip joined at its rear end to plastics hub. The length of the needle from the hub is greater...
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...
5046509 Device for the conditioning, handling and measurement of blood  
An improved blood samplng device is disclosed which includes a coupling device connected to a needle for receiving blood withdrawn from a patient. The coupling device includes first and second...
5024659 Breakable needle and hinged needle guide  
A needle guide is provided which includes a hub and a needle connected to the hub. A stylet may also be provided for insertion into the hollow interior of the needle to aid in the insertion of the...
5002535 Stepped needle  
A stepped needle comprising, a proximal hollow hub, a first elongated tubular portion extending from the hub of a first larger diameter, and a second elongated tubular end portion located distal...
5002536 Guarded needle cover  
A hypodermic syringe including a connector member for securing the proximal end of a hollow needle to the distal end of the syringe and a hollow protective elastomeric sleeve having a closed end...
4994036 Catheter set for spinal anaesthesia  
A spinal cannula adapted for insertion into an epidural cannula that may be advanced up to the dura. In placing the end of the spinal cannula intrathecally, the dura is pierced by the spinal...
4976704 Moisture disabled needle  
A hypodermic needle which is made primarily from a dissolvable material so that after it is used the exposure to moisture causes it to lose its rigid structure and therefore cannot accidentally...
4976684 Method of using a bendable trocar  
A trocar, used to introduce wound drain catheters is disclosed. The trocar have a reduce cross sectional area that allows the trocar to be bent by the user to a desired configuration.
4958901 Method for making a multi-lumen epidural-spinal needle and tip and stock configuration for the same  
The present invention discloses a method for producing a multi-lumen needle suitable for administrating spinal anesthesia. The method will provide a needle that will allow the simultaneous...
4955872 Intravenous needle and holder assembly  
In an intravenous needle and needle holder assembly, the needle is attached to an inner case, through which intravenous fluid is supplied, by a length of flexible tubing. An outer case is provided...
4950233 Nerve block needle and safety method of use  
A nerve block needle is curved in a manner for use in penetrating skin and muscle at the side of a rib, so as to have the tip re-entrant, in the direction of and proximate to the groove in the...
4935008 Double lumen introducing needle  
An introducing needle having two lumens is disclosed. The lumens originate at the sharpened end of the needle in a parallel relationship. The first lumen is rectilinear along the entire...
4892520 Finger mounted surgical needle guide/needle protector  
A finger mountable surgical needle guide/needle protector. The guide includes an elongate body divided by a flangible web into two segments. A needle-receiving lumen extends through the body for...
4883474 Thoracic catheter  
A thoracic catheter is provided with a distal end and a proximal end. The catheter is formed by a tube of flexible material having at least one radial opening at the distal end for draining a body...
4869259 Echogenically enhanced surgical instrument and method for production thereof  
A surgical instrument such as a needle is particle-blasted with particles approximately 50 microns in diameter to produce a uniformly roughened surface portion for use with an ultrasound imaging...
4861341 Subcutaneous venous access device and needle system  
A system of a subcutaneous venous access device or injection port and needle, wherein the port includes a self-closing septum for repeatedly and periodically receiving a predetermined section of an...
4838853 Apparatus for trimming meniscus  
Crystals are energized to vibrate at an ultrasonic frequency. The crystals are coupled to an insert having a body portion coaxial with the crystals so as to vibrate the insert at the ultrasonic...
4838877 Polymeric hypodermic device  
There is disclosed a polymeric hypodermic device that comprises a hollow polymeric needle for injection of substances beneath the skin. The polymeric hypodermic device is constructed of a polymeric...
4834722 Injection assembly for blocking peripheral nerves, for instance for plexus anaesthesia  
An injection device is described for the blocking of peripheral nerves, e.g., for plexus anaesthesia. This injection device has an injection needle of metal which is provided at one end with a...
4826492 Medical probe  
A needle type probe having a displacement surface acting as a bridge which extends across the aperture into the lumen of the needle. The displacement surface defines two approximately equal lateral...
4820264 Infusion instrument  
An infusion instrument comprises an infusion device for supplying intracular irrigating through an input end thereof, an infusion passage thereof and an insertion end thereof into an eyeball, an...
4813941 Pneumothorax treatment device  
An apparatus is disclosed for providing immediate temporary treatment of pneumothorax in a patient by exhausting the pleural cavity. The apparatus incorporates an exhaustion device having a...
4808157 Multi-lumen epidural-spinal needle  
The needle of the present invention is a multi-lumen needle and preferably a dual-lumen epidural-spinal needle. The needle of the present invention is provided with a hub, which allows for...
4792328 Method and appparatus for aspirating secreted fluids from a wound  
A method and apparatus for aspirating secreted fluids from a wound is disclosed which involves the placement of a drain into a wound via the tissue adjacent the wound. After the wound is closed, a...
4788986 Holder for blood collecting needle  
A needle holder for use with a double ended blood collection needle having a first sharpened end and a second sharpened end and a hub intermediate the first and second ends of the needle, and an...
4785868 Medical needle and method for making  
A progressive die process for making medical needles attached to a carrier strip, as well as the product of the process. The process includes steps of forming a flat blank in unitary attachment...
4767407 Hypodermic needle, catheter and method  
A hypodermic needle assembly is provided for intravenous use, such being for positioning a catheter into a vein. The needle assembly includes a lumen having more than one diameter which is provided...
4759746 Retro-bulbar needle  
A needle for use in the administration of retro-bulbar or peri-bulbar anesthetics and a method for its use is set forth. The needle is composed of a hub portion having a central longitudinal axis...
4735612 Trauma minimizing dart  
The invention is directed toward an injecting dart having improved vent and barb designs and reduced weight. The dart (10, 10') preferably includes a needle (12, 12') and a body having a forward...
4735611 Projectile syringe for blowpipe  
An improved, projectible syringe is provided for the introduction of a fluid medicament or the like into an animal from a position remote from the animal. The syringe assembly includes a tubular...
4723947 Insulin compatible infusion set  
An injection set for use with an external infusion source of fluid such as insulin is disclosed which injection set is constructed using multiwall tubing. The interior of the multiwall tubing is...
4716901 Surgical appliance for forming an opening through the skin  
The invention relates to a surgical appliance for forming an opening through the skin of a patient and for distending the opening so formed. The appliance takes the form of a trocar which may...
4702260 Flexible bronchoscopic needle assembly  
A completely flexible bronchoscopic needle assembly for use with a fiberoptic bronchoscope includes a flexible catheter having a hollow sampling needle rigidly and coaxially fixed to the distal end...
4692142 Sutureless infusion cannula for ophthalmic surgery  
An ocular infusion cannula containing a shoulder and a flange may be retained in the sclera during ophthalmic surgery without the use of sutures or vacuum techniques. The shoulder is sufficiently...
4689040 Tip for a phacoemulsification needle  
An improved tip for a phacoemulsification needle having a lumen and a wall; wherein the improved tip comprises an oblique, generally concave face in side view and concentrates the majority of the...
4684369 Instrument for suprapubic drainage of the bladder, inserted through the urethra  
A suprapublic instrument for drainage of the bladder inserted through the urethra, characterized in that it includes at least one curved needle having a sharp tip at its end and fitted with means...
4675004 Dual-lumen fistula needle  
A dual-lumen fistula needle for use in hemodialysis treatment. The needle has a gently tapered neck and is divided into arterial and venous lumens by a center septum which is bonded in place. The...
4673399 Disposable injection transmitter  
A disposable injection transmitter for use between injecting needles and a primary injection site. A body having a passage through it. A hollow auxiliary needle joined to the body in communication...
4670008 High flux threaded needle  
The present invention is a needle for injecting or removing liquid from a body comprising a trocar having a sharpened end disposed within a generally conically shaped cannula, with the trocar...
4668226 Injection needle assembly for endoscope  
An injection needle assembly has an elongate, flexible liquid feed tube adapted to be inserted into the insertion channel of an endoscope. A needle is fixed to the distal end of the tube and...
Matches 301 - 350 out of 458 < 1 2 3 4 5 6 7 8 9 10 >