A dispensing device to deliver a multiple component material to a location in vivo, the device including a manifold having proximal and distal ends and multiple separate lumens within it, connectable on its proximal end to multiple syringes for containing the multiple component material, a distal tip assembly comprising a tip connector having separate side-by-side lumens within the tip connector and optionally a dispensing tip, and multiple flexible side-by-side cannulae, each having a proximal end and a distal end, the proximal ends of the cannulae each connected to a separate lumen at the distal end of the manifold, and the distal ends of the cannulae each connected to one of the side-by-side lumens of the tip connector, establishing a fluid communication between the manifold and the distal tip assembly, wherein said side-by-side cannulae are optionally partially connected along their length and are split at their proximal and distal ends.
The invention is related to wound closure devices that comprise a wound closure strip comprising a release liner assembly that permits accurate and easy placement of the wound closure strip during the approximation of opposing wound surfaces while preserving the integrity of the device's adhesive. The release liner assembly has one or more tabs which can be used to detach a section of the release liner assembly to expose the strip.
A suture device with a composite end effector, the composite end effector including a suture with an unmodified fixation element at a distal end and an overlying attachment piece disposed over the proximal end of the unmodified fixation element. The resulting composite end effector has improved strength and avoids the need for affixation methods such as welding or chemical affixation.
A61B 17/06 - Needles; Holders or packages for needles or suture materials
A61B 17/04 - Surgical instruments, devices or methods, e.g. tourniquets for closing wounds, or holding wounds closed, e.g. surgical staples; Accessories for use therewith for suturing wounds; Holders or packages for needles or suture materials
4.
MECHANICALLY STRONG BIOABSORBABLE TELECHELIC POLYMERIC COMPOSITIONS OF PRECISELY CONTROLLABLE ABSORPTION RATES, PROCESSING METHODS, AND PRODUCTS THEREFROM
Novel absorbable polymer blends are disclosed. The blends are useful for manufacturing medical devices having engineered degradation and breaking strength retention in vivo. The blends consist of a first absorbable polymeric component and a second absorbable polymeric component. The weight average molecular weight of the first polymeric component is higher than the weight average molecular weight of the second polymeric component. At least at least one of said components is at least partially end-capped by a carboxylic acid group. Further aspects are medical devices made therefrom.
An applicator instrument for dispensing surgical fasteners includes a housing, a firing system disposed in the housing, an actuator coupled with the housing for actuating the firing system, an elongated shaft extending from the housing, the elongated shaft having an outer diameter, and a cap secured to the distal end of the elongated shaft, whereby the cap has a lower distal edge that extends laterally beyond the outer diameter of the elongated shaft. The lower distal edge of the cap has a length that is greater than the outer diameter of the elongated shaft. The cap has a distal end face that slopes upwardly and proximally from the lower distal edge, and the cap has a surgical fastener delivery window formed in the distal end face for dispensing surgical fasteners. The delivery window has a lower end that is spaced from the lower distal edge.
A61B 17/00 - Surgical instruments, devices or methods, e.g. tourniquets
A61B 17/29 - Forceps for use in minimally invasive surgery
A61F 2/00 - Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
6.
PACKAGED ANTIMICROBIAL MEDICAL DEVICE HAVING IMPROVED SHELF LIFE AND METHOD OF PREPARING SAME
A packaged antimicrobial suture. The packaged antimicrobial suture includes an inner package having a source of antimicrobial agent, the source of antimicrobial agent comprising a plurality of patches, each patch having a pair of antimicrobial material reservoirs; at least one suture positioned within the inner package, the at least one suture comprising one or more surfaces; and an outer package having an inner surface, the outer package having the inner package positioned within; wherein the at least one suture, the inner package and the inner surface of the outer package are subjected to time, temperature and pressure conditions sufficient to transfer an effective amount of the antimicrobial agent from the antimicrobial agent source to the at least one suture and the inner package, thereby substantially inhibiting bacterial colonization on the at least one suture and the inner package. A method of making a packaged antimicrobial suture having is also provided.
An apparatus for pliabilizing tubular materials is provided. A ring holder assembly is mounted to a frame and includes a circumferential ring, and a plurality of pairs of non-mechanically driven, rotatable wheels mounted around the ring and having a recess extending circumferentially around an outer edge. The mandrel assembly includes a mandrel having proximal and distal ends and a maximum outer circumference, and a plurality of non-mechanically driven, rotatable wheels spaced apart about a circumference of the mandrel and mounted thereto so as to extend radially beyond the maximum outer circumference. The wheels of the mandrel assembly are positioned between respective pairs of the wheels of the ring holder assembly, and the wheels of the mandrel assembly are sized and shaped to mate with the recesses of the respective pairs of wheels of the ring holder assembly.
A self-retaining suture having particular application for treating obstructive sleep apnea and use thereof. The suture includes rising an elongated suture body having a periphery and first and second tissue-penetrating ends each with a bi-curve needle, and a plurality of first retainers on a first segment and oriented to the first end, and a plurality of second retainers a second segment and oriented to the second end, and a retainer- free transition segment disposed between the pluralities of first and second retainers.
A61B 17/04 - Surgical instruments, devices or methods, e.g. tourniquets for closing wounds, or holding wounds closed, e.g. surgical staples; Accessories for use therewith for suturing wounds; Holders or packages for needles or suture materials
A61B 17/06 - Needles; Holders or packages for needles or suture materials
A suture having a first end for penetrating tissue, an elongated suture body having a periphery; a plurality of retainers on the periphery, and a second end having a variable loop of variable circumference, wherein the variable loop includes a fixed loop slidably engaging the elongated body for slidingly varying the circumference of the variable loop, and wherein the first end may pass through the variable loop to secure tissue as an anchor, the anchor preventing movement of the suture in the direction of deployment of the first end.
A61B 17/04 - Surgical instruments, devices or methods, e.g. tourniquets for closing wounds, or holding wounds closed, e.g. surgical staples; Accessories for use therewith for suturing wounds; Holders or packages for needles or suture materials
A61B 17/06 - Needles; Holders or packages for needles or suture materials
A61L 17/14 - Post-treatment to improve physical properties
A removable self-retaining suture system and methods for use thereof in emergency situations. The system comprises one or more self-retaining suture segments and a grasp engagement element. The system may be used for temporary wound closure in a trauma victim, and may be easily removed upon the availability of proper medical care to the victim.
A61B 17/04 - Surgical instruments, devices or methods, e.g. tourniquets for closing wounds, or holding wounds closed, e.g. surgical staples; Accessories for use therewith for suturing wounds; Holders or packages for needles or suture materials
A61B 17/03 - Surgical instruments, devices or methods, e.g. tourniquets for closing wounds, or holding wounds closed, e.g. surgical staples; Accessories for use therewith
A61L 17/14 - Post-treatment to improve physical properties
The present invention is directed to a resorbable hemostatic nonwoven felt suitable for use in laparoscopic procedures and to methods for manufacturing said felt.
A61L 15/16 - Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons
D04H 1/46 - Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties the fleeces or layers being consolidated by mechanical means, e.g. by rolling by needling or like operations to cause entanglement of fibres
12.
DRUG-ELUTING SELF-RETAINING SUTURES AND METHODS RELATING THERETO
A drug-eluting self-retaining suture comprises a filament, a plurality of retainers, and a drug impregnated in or coated on the filament. The shape and distribution of retainers modifies the in vivo release kinetics of the drug. The drug release kinetics may be modified uniformly or region by region. The self-retaining suture may for example be used for reattaching severed nerves and release nerve growth factor or other regeneration accelerating agents into the region of the nerve injury.
A61B 17/04 - Surgical instruments, devices or methods, e.g. tourniquets for closing wounds, or holding wounds closed, e.g. surgical staples; Accessories for use therewith for suturing wounds; Holders or packages for needles or suture materials
A61L 17/14 - Post-treatment to improve physical properties
A61L 27/54 - Biologically active materials, e.g. therapeutic substances
A suture delivery tool releasably secures a self-retaining suture to permit delivery of the self-retaining suture to a surgical site in a patient through an access port. Suture delivery tools are disclosed suitable for manual operation and operation using robotically-assisted surgical systems. In some embodiments, a suture spool is part of a cartridge which is releasably attached to the suture delivery tool. Cartridges is, in some embodiments, replaced after deployment of the self-retaining suture and different cartridges having different self-retaining suture are, in some embodiments, selected and attached to the suture delivery tool as required for a procedure.
A61B 17/04 - Surgical instruments, devices or methods, e.g. tourniquets for closing wounds, or holding wounds closed, e.g. surgical staples; Accessories for use therewith for suturing wounds; Holders or packages for needles or suture materials
A self-retaining braided suture comprises a braided suture with tissue retainers formed on the surface such that the suture can engage and retain tissue without knots. The suture includes a plurality of braided fibers which may be covered by a non-braided sheath of a material which enhances the formation, elevation and/or deployment of the retainers. The retainers can be formed so as not to disrupt the braided fibers. The self-retaining braided suture has properties which enhance the tensile strength of the suture while preserving flexibility and durability. Methods for manufacturing and using self-retaining braided suture are also described.
A61B 17/04 - Surgical instruments, devices or methods, e.g. tourniquets for closing wounds, or holding wounds closed, e.g. surgical staples; Accessories for use therewith for suturing wounds; Holders or packages for needles or suture materials
A method and device for anchoring a length of self-retaining suture. The method of anchoring includes providing for an assembly having a length of self-retaining suture and a suture insertion device. The length of suture includes at least a portion of the length having a plurality of retainers thereon extending in a first direction. The insertion device has a length and a recess to receive a portion of the suture length. The method further includes placing a portion of the suture length in the recess and inserting the device into the body of a mammal until the recess reaches a predetermined location thereby forming an insertion pathway. The method further includes retrieving the insertion device from the body by moving the insertion device in a direction substantially opposed to the insertion pathway.
A61B 17/03 - Surgical instruments, devices or methods, e.g. tourniquets for closing wounds, or holding wounds closed, e.g. surgical staples; Accessories for use therewith
A61B 17/04 - Surgical instruments, devices or methods, e.g. tourniquets for closing wounds, or holding wounds closed, e.g. surgical staples; Accessories for use therewith for suturing wounds; Holders or packages for needles or suture materials
A61B 17/06 - Needles; Holders or packages for needles or suture materials
A marked heterofunctional surgical filament. The filament compris-es two or more sections having different features, and the different sections of the filament are provided with markers in order that they may be identified and differ-entiated. The filament may have retainers on the surface of one or more sections such that the filament can engage and retain tissue without knots. The markers may be used to indicate fixed features of a section of filament such as the presence and/orientation of retainers. The markers may be utilized to indicate conditions of the filament such as tension. The markers may be directly readable or be machine--readable. The surgical filament is thin and flexible and may be used for suturing.
A barbed suture including a body with barbs on the periphery, a pointed end, and an anchor at one end to resist movement of the suture in the direction of the pointed end is provided. One or more limbs on the anchor may be provided, which may be arcuate, of varying lengths, and varying distribution about the periphery of the suture body. Other anchor designs are provided. Methods of placing single-directional and bi-directional barbed sutures to approximate the tissue on each side of a wound and to position and support tissue in the absence of a wound, as in cosmetic surgery, are provided, and may include terminal J-stitches or S-stitches. Methods of placement may be made with sharp, pointed ends, which may be needles, or insertion devices. Sinusoidal patterns of sutures that have amplitudes generally perpendicular to the resultant holding force of the suture are provided.
A61B 17/04 - Surgical instruments, devices or methods, e.g. tourniquets for closing wounds, or holding wounds closed, e.g. surgical staples; Accessories for use therewith for suturing wounds; Holders or packages for needles or suture materials
An apparatus for cutting barbs into a suture having a filament supply (101). The apparatus also has an in-feed collet (1) for holding one end of a filament threaded therethrough. Further the apparatus has an out-feed collet (1a) for holding a second end of a filament threaded therethrough. Additionally, the apparatus has a holder (10) positioned between said in-feed and out-feed collets for holding a filament suspended between the in-feed and out-feed collets. The apparatus also has a cutting assembly (102) for cutting barbs in the filament tensioned between the in-feed and out-feed collets.
A61B 17/06 - Needles; Holders or packages for needles or suture materials
A61B 17/04 - Surgical instruments, devices or methods, e.g. tourniquets for closing wounds, or holding wounds closed, e.g. surgical staples; Accessories for use therewith for suturing wounds; Holders or packages for needles or suture materials
An apparatus for cutting barbs into a suture having a filament supply. The apparatus also has an in-feed collet for holding one end of a filament threaded therethrough. Further the apparatus has an out-feed collet for holding a second end of a filament threaded therethrough. Additionally, the apparatus has a holder positioned between said in-feed and out-feed collets for holding a filament suspended between the in-feed and out-feed collets. The apparatus also has a cutting assembly for cutting barbs in the filament tensioned between the in-feed and out-feed collets.
A61B 17/06 - Needles; Holders or packages for needles or suture materials
A61B 17/04 - Surgical instruments, devices or methods, e.g. tourniquets for closing wounds, or holding wounds closed, e.g. surgical staples; Accessories for use therewith for suturing wounds; Holders or packages for needles or suture materials
B26D 1/14 - Cutting through work characterised by the nature or movement of the cutting member; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a cutting member moving about an axis with a circular cutting member, e.g. disc cutter
B26D 3/11 - Making cuts of other than simple rectilinear form to obtain pieces of spiral or helical form
An apparatus for cutting barbs into a suture having a filament supply. The apparatus also has an in-feed collet for holding one end of a filament threaded therethrough. Further the apparatus has an out-feed collet for holding a second end of a filament threaded therethrough. Additionally, the apparatus has a holder positioned between said in-feed and out-feed collets for holding a filament suspended between the in-feed and out-feed collets. The apparatus also has a cutting assembly for cutting barbs in the filament tensioned between the in-feed and out-feed collets.
A61B 17/06 - Needles; Holders or packages for needles or suture materials
A61B 17/04 - Surgical instruments, devices or methods, e.g. tourniquets for closing wounds, or holding wounds closed, e.g. surgical staples; Accessories for use therewith for suturing wounds; Holders or packages for needles or suture materials
B26D 1/14 - Cutting through work characterised by the nature or movement of the cutting member; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a cutting member moving about an axis with a circular cutting member, e.g. disc cutter
B26D 3/11 - Making cuts of other than simple rectilinear form to obtain pieces of spiral or helical form
patents
