New technique shows promise for improved straightening of crooked nose
... author concludes. "The use of porous polyethylene grafts ensures that an ideal graft size and shape can be used regardless of the amount or quality of septal cartilage [underlying structure] available. It leaves the external nose straight, smooth, and strong to reduce the effects of future scar contracture...Columbia study shows widely used artery clearing device does not help patients during heart attack
...y and successfully used during angioplasty in vein grafts and stenting in carotid arteries. The study, published in the March 2 issue of the Journal of the American Medical Association , found that the devices were successful in removing debris from the arteries in angioplasties during heart attacks, but ...Cartilage repair techniques shown to restore patient mobility and reduce pain
... both studies, those that had a cartilage and bone grafts and those that had a procedure that encouraged new tissue growth, recovered more knee function and experienced less pain after the procedure. Prior to these results, surgeons had no evidence apart from their own observations and experience that the...Northwestern Memorial Hospital receives $10 million commitment to support preeminent heart program
...rate that bypass patients receiving mammary artery grafts (from the chest) are more resistant to a late fail...e more likely to offer long-term success than vein grafts (from the leg). More than 75 percent of patients get two or more mammary arterial grafts here versu...Kinder, gentler procedure gives superior results for stem cell transplants
...e of success according to Shenoy. Furthermore, the grafts took hold quickly. Donor stem cells had established in the bone marrow completely at one month, contrasting with other reduced-intensity protocols where donor engraftment is gradual and often takes many months. The protocol also reduced the incidence...M. D. Anderson researchers discover key protein in psoriasis
...cientists injected activated T cells into the skin grafts on T cell-free mice, the mice then developed psoriasis following mild injury. "This experiment showed it is necessary to have both activated STAT3 in keratinocytes and infiltrating, activated T cells to develop psoriasis," said DiGiovanni. "Neither i...Angioplasty, robotically assisted keyhole bypass combo appears effective
...gical procedure, proving the patency of all bypass grafts and stented segments (when performed prior to the operation). Patients had a clinical follow-up after six weeks and six months. During the six-month follow-up, none died, had heart attacks or needed additional procedures to re-open arteries. All p...New magnetic percutaneous system navigates vessels
...were in the right coronary artery. Saphenous vein grafts represented 10 percent. The target lesion was successfully crossed using MAI in 28 of 31 lesions, a 90 percent success rate, Atmakuri said.Two lesions were successfully crossed with the wire, but the balloon could not cross the lesion, leading to a...Human spinal cord cells help rats with Lou Gehrig's disease
...low spinal cord implants as done in this study and grafts higher in the spinal cord to target the nerves that control breathing....Denver physician patents minimally invasive technology for hair transplantation surgery
... SAFE System can transplant up to several thousand grafts a day, compared to 300 to 400 per day using traditional FUE. "Because the Harris SAFE System is so efficient, eventually the price of hair transplantation should become more affordable," explained Dr. Harris. "While the Harris SAFE System is...U-M team treating mouth wounds by engineering tissue grafts
... and can live longer, aiming to eventually produce grafts solely from stem cells. He is also interested in modifying the approach to infuse the piece of tissue with gene therapy compounds, meaning the implanted tissue might help a person with such chronic conditions as diabetes or systemic illnesses like di...$5 million NIH contract to fund development of pediatric heart assist device
...esign the pump. When you make blood pumps, or even grafts or tubes, the fluid dynamics change as the size changes," Weiss said. "In the smaller pumps, dead zones, or low-rate flow zones, can form inside the blood pumps. This slow-flowing blood can create clots. Our challenge is to be sure the blood is neith...Researchers invent way to determine optimal conditions for spinal cord nerve regen in lab animals
... studied. Biological channels usually consisted of grafts of nerves from the peripheral nervous system. Synthetic channels included various biocompatible materials. The channels have been filled with different types of cells to determine the most viable "supporting cells" for creating nerve regrowth. These ...Bone implants could aid healing after tooth removal
..., and it requires no additional surgery to harvest grafts from the patient. "The development of a method for healing critical-size defects in the bone of the jaw would benefit not only those who have teeth pulled but also accident victims who've lost large amounts of bone due to injury and cancer patient...Preliminary results are promising in Alzheimer's gene therapy trial
...gnitive function. Patients received the implanted grafts in targeted areas on either the left, right or both sides of the brain. This human trial was undertaken following extensive studies in primates conducted by Tuszynski and colleagues , which showed that grafting NGF-producing tissue into the brains of...'Off-pump' bypass surgery has similar outcomes, lower cost, than conventional bypass surgery
... is stabilized while the surgeon places the bypass grafts around the blocked arteries. During a conventional CABG surgery, a heart-lung machine allows the heart to stop and pumps blood throughout the body, and keeps the body stabilized. Concerns remains about the technical difficulty of off-pump coronary a...Novel MRI technique provides clear images of blood flow
...lso use this new approach to assess the patency of grafts after bypass surgery, shunt procedures and points of attachment of blood vessels," Judd said. "There is also reason to believe that GCFP might ultimately play an important role in imaging the coronary arteries that supply the heart with blood," Judd ...Patients needing dialysis prefer 'peritoneal' method rather than hemodialysis
...ue, insertion of special catheters or placement of grafts in the blood vessels is needed. In contrast, peritoneal dialysis involves inserting a special catheter into the abdominal cavity, and dialysis fluid is inserted and removed in several cycles throughout the night or day. Peritoneal dialysis is mo...International grant supports study related to preventing organ rejection
...tion in recipients. The average survival rate for grafts (donated organs) is approximately 90 percent withi...after transplantation, less than 50 percent of the grafts in patients survive. Immunosuppressive drugs can help make a recipient's immune system accept and ma...For leg-bypass patients, drugs can save lives and limbs, but many patients go without them
...their bypass graft using ultrasound. The bypass grafts used in their operations were mainly the patients'...afts, which use synthetic tubes. But 88 of the 338 grafts done on the patients in the study were artificial, and 32 were a combination -- most likely because ...