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Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Inventor:
Cragg; Andrew H.
Address:
Edina, MN
No. of patents:
95
Patents:


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Patent Number Title Of Patent Date Issued
8585713 Expandable tip assembly for thrombus management November 19, 2013
Systems, methods, and devices for the treatment of acute ischemic stroke that provide immediate blood flow restoration to a vessel occluded by a clot and, after reestablishing blood flow, address the clot itself. Immediate blood flow restoration advantageously can facilitate natural
8574262 Revascularization devices November 5, 2013
Systems, methods, and devices for the treatment of acute ischemic stroke that provide immediate blood flow restoration to a vessel occluded by a clot and, after reestablishing blood flow, address the clot itself. Immediate blood flow restoration advantageously can facilitate natural
8292928 Method and apparatus for spinal distraction and fusion October 23, 2012
The invention provides an implantable spinal distraction/fusion rod with varied thread pitch and diameters along different portions of its length that it is capable of distracting two or more vertebral bodies relative to each other and/or facilitating the procedure of fusing the vertebra
8287594 Knee joint prosthesis and hyaluronate compositions for treatment of osteoarthritis October 16, 2012
A medical device and methods to relieve joint pain and adapted for knee joint repair, replacement and augmentation. The invention discloses joint lubricant, particularly hyaluronate compositions and methods for treatment of osteoarthritis.
8226602 Intragastric balloon system and therapeutic processes and products July 24, 2012
A gastric space filler device for treating obesity in a patient by reducing the stomach volume features at least one inflatable space filler with drag delivery and stimulation features and includes therapeutic devices and anchoring apparatus enabling tracking, visualization and optim
8197493 Method for providing progressive therapy for thrombus management June 12, 2012
Systems, methods, and devices for the treatment of acute ischemic stroke that provide immediate blood flow restoration to a vessel occluded by a clot and, after reestablishing blood flow, address the clot itself. Immediate blood flow restoration advantageously can facilitate natural
8192482 Endoluminal stent June 5, 2012
A stent is provided comprising a plurality of hoops aligned along a common axis, wherein each of the hoops is oriented in a plane substantially perpendicular to the longitudinal axis of the stent. Each of the hoops includes a plurality of elongate elements joined to one another and f
8167947 Methods for push distraction and for provision of therapy to adjacent motion segments May 1, 2012
Disclosed are methods and apparatus for the provision of spinal therapy to two or more adjacent motion segments accessed through a trans-sacral approach. The spinal therapies include fusion and dynamic stabilization with and without a distraction of the most cephalad motion segment of th
8105365 Methods and apparatus for performing therapeutic procedures in the spine January 31, 2012
Methods and apparatus for forming one or more trans-sacral axial instrumentation/fusion (TASIF) axial bore through vertebral bodies in general alignment with a visualized, anterior or posterior axial instrumentation/fusion line (AAIFL or PAIFL) in a minimally invasive, low trauma, ma
8088140 Blood flow restorative and embolus removal methods January 3, 2012
Methods for restoring blood flow in occluded blood vessels are disclosed. The methods can include accessing an artery with a catheter system and locating an occluded zone within the artery caused by an embolus. The catheter system can include a microcatheter and a blood flow restoration
8070791 Multiple layer embolus removal December 6, 2011
Systems, methods, and devices for the treatment of acute ischemic stroke that provide immediate blood flow restoration to a vessel occluded by a clot and, after reestablishing blood flow, address the clot itself. Immediate blood flow restoration advantageously can facilitate natural
8066757 Blood flow restoration and thrombus management methods November 29, 2011
Systems, methods, and devices for the treatment of acute ischemic stroke that provide immediate blood flow restoration to a vessel occluded by a clot and, after reestablishing blood flow, address the clot itself. Immediate blood flow restoration advantageously can facilitate natural
8052613 Spinal nucleus extraction tool November 8, 2011
Disclosed are surgical tools, tool sets and methods for percutaneously accessing and preparing treatment sites within the spine for subsequent treatment procedures. The treatment site may be an inter-vertebral motion segments in the lumbar and sacral regions of the spine. The tool set ma
8034055 Method and apparatus for providing access to a presacral space October 11, 2011
Methods and apparatus for providing percutaneous access to the presacral space in a minimally invasive, low trauma, manner. A number of related methods and surgical tool sets form a percutaneous pathway from an incision through the patient's skin adjacent to the coccyx and inserting
7976527 Device and method for controlling injection of liquid embolic composition July 12, 2011
A liquid embolic delivery system is provided for trapping an injected liquid embolic composition to prevent the liquid embolic from solidifying or otherwise passing outside of an embolization area. The delivery system includes a catheter for delivery of a liquid embolic composition and a
7942919 Bifurcated endoluminal prosthesis May 17, 2011
The invention comprises: An introducer for delivering into the vasculature a straight or bifurcated stent or prosthesis; a method for delivering into the vasculature a straight or bifurcated stent or prosthesis; a method of treating and angeological disease using a bifurcated stent;
7914535 Method and apparatus for manipulating material in the spine March 29, 2011
Disclosed are surgical tools, tool sets and methods for percutaneously accessing and preparing treatment sites within the spine for subsequent treatment procedures. The treatment site may be an inter-vertebral motion segments in the lumbar and sacral regions of the spine. The tool set ma
7905914 Bifurcated endoluminal prosthesis March 15, 2011
The invention comprises:An introducer for delivering into the vasculature a straight or bifurcated stent or prosthesis; a method for delivering into the vasculature a straight or bifurcated stent or prosthesis; a method of treating and angeological disease using a bifurcated stent; an
7905908 Spinal mobility preservation method March 15, 2011
A spinal mobility preservation apparatus and methods are disclosed. The spinal mobility preservation apparatus may include a proximal body, an intermediate body, a distal body, and an expandable membrane. The proximal body and the distal body secure the mobility preservation apparatu
7905905 Spinal mobility preservation apparatus March 15, 2011
A spinal mobility preservation apparatus and methods are disclosed. The spinal mobility preservation apparatus may include a proximal body, an intermediate body, a distal body, and an expandable membrane. The proximal body and the distal body secure the mobility preservation apparatu
7901449 Bifurcated endoluminal prosthesis March 8, 2011
An introducer for delivering into the vasculature a straight or bifurcated stent or prosthesis; a method for delivering into the vasculature a straight or bifurcated stent or prosthesis; a method of treating and angeological disease using a bifurcated stent; an endoluminal stent havi
7875043 Cinching loop January 25, 2011
A solution is provided to release a tissue cinching loop within a body having a first thread having a first end and a second end, and a second thread having a first half having a first tip, a second half having a second tip, a bottom half having a link, and a top half, wherein the fi
7799033 Access kits for enabling axial access and procedures in the spine September 21, 2010
Disclosed are surgical tools, tool sets and methods for percutaneously accessing and preparing treatment sites within the spine for subsequent treatment procedures. The treatment site may be an inter-vertebral motion segments in the lumbar and sacral regions of the spine. The tool set ma
7799032 Guide pin introducer for guiding instrumentation through soft tissue to a point on the spine September 21, 2010
Disclosed are surgical tools, tool sets and methods for percutaneously accessing and preparing treatment sites within the spine for subsequent treatment procedures. The treatment site may be an inter-vertebral motion segments in the lumbar and sacral regions of the spine. The tool set ma
7794463 Methods and apparatus for performing therapeutic procedures in the spine September 14, 2010
Methods and apparatus for forming one or more trans-sacral axial instrumentation/fusion (TASIF) axial bore through vertebral bodies in general alignment with a visualized, anterior or posterior axial instrumentation/fusion line (AAIFL or PAIFL) in a minimally invasive, low trauma, ma
7780720 Bifurcated endoluminal prosthesis August 24, 2010
An introducer for delivering into the vasculature a straight or bifurcated stent or prosthesis; a method for delivering into the vasculature a straight or bifurcated stent or prosthesis; a method of treating and angiological disease using a bifurcated stent; an endoluminal stent havi
7776042 Methods and apparatus for provision of therapy to adjacent motion segments August 17, 2010
Disclosed are methods and apparatus for the provision of spinal therapy to two or more adjacent motion segments accessed through a trans-sacral approach. The spinal therapies include fusion and dynamic stabilization with and without a distraction of the most cephalad motion segment of th
7763025 Spinal fusion kit for guiding instrumentation through soft tissue to a point on the spine July 27, 2010
Disclosed are surgical tools, tool sets and methods for percutaneously accessing and preparing treatment sites within the spine for subsequent treatment procedures. The treatment site may be an inter-vertebral motion segments in the lumbar and sacral regions of the spine. The tool set ma
7753872 Device, system and method for improving delivery of hemostatic material July 13, 2010
A device, system and method for improving delivery of hemostatic material, in which the device includes a vent cap body capable of removably engaging a cannula. The vent cap has a passage extending through the vent cap body from the cannula to an exterior of the vent cap body where a
7744599 Articulating spinal implant June 29, 2010
Disclosed are methods and devices for accessing and treating the spine, while minimizing trauma to surrounding tissue. A device is introduced through tissue, to an access point on the spine. The device is thereafter advanced axially within the spine, from the access point across a tr
7740633 Guide pin for guiding instrumentation along a soft tissue tract to a point on the spine June 22, 2010
Disclosed are surgical tools, tool sets and methods for percutaneously accessing and preparing treatment sites within the spine for subsequent treatment procedures. The treatment site may be an inter-vertebral motion segments in the lumbar and sacral regions of the spine. The tool set ma
7727263 Articulating spinal implant June 1, 2010
Disclosed are methods and devices for accessing and treating the spine, while minimizing trauma to surrounding tissue. A device is introduced through tissue, to an access point on the spine. The device is thereafter advanced axially within the spine, from the access point across a tr
7717958 Prosthetic nucleus apparatus May 18, 2010
A spinal mobility preservation apparatus and methods are disclosed. The spinal mobility preservation apparatus may include a proximal body, an intermediate body, a distal body, and an expandable membrane. The proximal body and the distal body secure the mobility preservation apparatu
7695492 Enhanced bleed back system April 13, 2010
The present invention provides for an apparatus to locate a blood vessel puncture having a bleed back entrance port near a first end, a bleed back exit port near a second end; and a lumen extending between the bleed back entrance port and the bleed back exit port, wherein said bleed back
7662173 Spinal mobility preservation apparatus February 16, 2010
A spinal mobility preservation apparatus and methods are disclosed. The spinal mobility preservation apparatus may include a proximal body, an intermediate body, a distal body, and an expandable membrane. The proximal body and the distal body secure the mobility preservation apparatu
7641657 Method and apparatus for providing posterior or anterior trans-sacral access to spinal vertebrae January 5, 2010
Methods and apparatus for providing percutaneous access to vertebrae in alignment with a visualized, trans-sacral axial instrumentation/fusion (TASIF) line in a minimally invasive, low trauma, manner are disclosed. A number of related TASIF methods and surgical tool sets are provided by
7621936 Sheath-mounted arterial plug delivery device November 24, 2009
A method of facilitating hemostasis of a blood vessel puncture. The method includes the steps of inserting a tubular device into a puncture in a blood vessel to establish access to the blood vessel, providing a vessel closure system around the tubular device, introducing a hemostatic
7608077 Method and apparatus for spinal distraction and fusion October 27, 2009
The invention provides an implantable spinal distraction/fusion rod with varied thread pitch and diameters along different portions of its length that it is capable of distracting two or more vertebral bodies relative to each other and/or facilitating the procedure of fusing the vertebra
7588574 Kits for enabling axial access and procedures in the spine September 15, 2009
Disclosed are surgical tools, tool sets and methods for percutaneously accessing and preparing treatment sites within the spine for subsequent treatment procedures. The treatment site may be an inter-vertebral motion segments in the lumbar and sacral regions of the spine. The tool set ma
7569056 Methods and apparatus for forming shaped axial bores through spinal vertebrae August 4, 2009
One or more shaped axial bore extending from an accessed posterior or anterior target point are formed in the cephalad direction through vertebral bodies and intervening discs, if present, in general alignment with a visualized, trans-sacral axial instrumentation/fusion (TASIF) line
7547324 Spinal mobility preservation apparatus having an expandable membrane June 16, 2009
A spinal mobility preservation apparatus and methods are disclosed. The spinal mobility preservation apparatus may include a proximal body, an intermediate body, a distal body, and an expandable membrane. The proximal body and the distal body secure the mobility preservation apparatu
7547317 Methods of performing procedures in the spine June 16, 2009
Disclosed are methods of accessing and treating the spine, while minimizing trauma to surrounding tissue. A device is introduced through tissue, to an access point on the spine. The device is thereafter advanced axially within the spine, from the access point across a treatment zone.
7534256 Intraluminal stent and graft May 19, 2009
An intraluminal stent and graft includes a stent made of a continuous helix of zig-zag wire and loops which connect adjacent apices of the wire. The stent is compressible and self-expandable substantially to a pre-compressed configuration. The device also includes a graft secured to
7530993 Method of spinal fixation May 12, 2009
Surgical tools, tool sets and methods for percutaneously accessing and preparing treatment sites within the spine. A method of treating the spine, comprising the steps of percutaneously accessing an anterior target site on the surface of the sacrum, forming a lumen from the access si
7510570 Bifurcated endoluminal prosthesis March 31, 2009
An introducer for delivering into the vasculature a straight or bifurcated stent or prosthesis; a method for delivering into the vasculature a straight or bifurcated stent or prosthesis; a method of treating and angeological disease using a bifurcated stent; an endoluminal stent havi
7491236 Dual anchor prosthetic nucleus apparatus February 17, 2009
A spinal mobility preservation apparatus and methods are disclosed. The spinal mobility preservation apparatus may include a proximal body, an intermediate body, a distal body, and an expandable membrane. The proximal body and the distal body secure the mobility preservation apparatu
7329259 Articulating spinal implant February 12, 2008
Disclosed are methods and devices for accessing and treating the spine, while minimizing trauma to surrounding tissue. A device is introduced through tissue, to an access point on the spine. The device is thereafter advanced axially within the spine, from the access point across a tr
7309338 Methods and apparatus for performing therapeutic procedures in the spine December 18, 2007
Methods and apparatus for forming one or more trans-sacral axial instrumentation/fusion (TASIF) axial bore through vertebral bodies in general alignment with a visualized, anterior or posterior axial instrumentation/fusion line (AAIFL or PAIFL) in a minimally invasive, low trauma, ma
7175646 Apparatus and method for percutaneous sealing of blood vessel punctures February 13, 2007
A device for promoting hemostasis in a blood vessel puncture is employed with an introducer that accesses the puncture through an incision. The introducer has an open distal end positionable at the puncture, an external portion with an open proximal end, and an axial channel therebet
7087058 Method and apparatus for providing posterior or anterior trans-sacral access to spinal vertebrae August 8, 2006
Methods and apparatus for providing percutaneous access to vertebrae in alignment with a visualized, trans-sacral axial instrumentation/fusion (TASIF) line in a minimally invasive, low trauma, manner are disclosed. A number of related TASIF methods and surgical tool sets are provided by
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