Publications by authors named "Ikkei Takashimizu"

Article Synopsis
  • Lymphatic vessels play a key role in wound healing and fluid absorption, and this study explored how their density in eyelid tissue affects recovery after blepharoplasty.
  • The research involved 40 eyelids from 21 patients, analyzing tissue samples to determine the amounts of lymphatic vessels and elastic fibers, and assessing healing through various scales at several time points post-surgery.
  • Results indicated that as patients age, lymphatic vessel density decreases, especially on the medial side of the eyelid, and higher densities correlate with better healing outcomes, particularly in reducing scarring.
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Background: The indications for free flap procedures have expanded, with recent technical advances enhancing procedural safety. However, few objective indicators exist to monitor flap status during and after the operation. This experimental study assessed laser speckle flowgraphy (LSFG) as a prompt and accurate indicator of free flap blood flow.

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Objective: The use of 2-octyl cyanoacrylate with polyester mesh (OCA-M) has become common in total hip and knee arthroplasty (THA, TKA). We aimed to compare the safety and cosmetic outcomes between OCA-M and standard suture techniques and staples, and determine whether OCA-M can safely be used for TKA.

Method: Inclusion criteria were patients who underwent THA or TKA from January 2010 to October 2011 (Suture group), November 2011 to August 2013 (Staple group), March 2017 to September 2018 (OCA-M group).

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In surgical and cosmetic studies, scarless regeneration is an ideal method to heal skin wounds. To study the technologies that enable scarless skin wound healing in medicine, animal models are useful. However, four-limbed vertebrates, including humans, generally lose their competency of scarless regeneration as they transit to their terrestrial life-stages through metamorphosis, hatching or birth.

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Laser speckle flowgraphy (LSFG) is a new device that can measure skin blood flow and capture the movement of erythrocytes. However, there are a few reports on the use of LSFG to estimate skin blood flow, especially in the lower extremities. We aimed to compare plantar skin blood flow between patients with and without peripheral arterial disease (PAD) to discern the extent to which LSFG could accurately predict PAD.

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We presented the first successful application of VSB implantation prior to auriculoplasty, which can provide hearing improvement in safe conditions and open new strategies for earlier hearing rehabilitation in unilateral microtia-atresia children.

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Objectives: Laser speckle flowgraphy is a technology using reflected scattered light for visualization of blood distribution, which can be used to measure relative velocity of blood flow easily without contact with the skin within a short time. It was hypothesized that laser speckle flowgraphy may be able to identify foot ischemia. This study was performed to determine whether laser speckle flowgraphy could distinguish between subjects with and without peripheral arterial disease.

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Madelung's disease (MD) is a rare lipid metabolic disorder of adipose tissue overgrowth, which has been reported to be related to alcohol abuse. Although it does not affect survival itself, alcoholism and metabolic disorders associated with MD can be life-threatening. Although surgical procedures and classifications have been reported, long-term follow-up has rarely been reported.

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Background: Heterotopic ossification (HO) occurs frequently in the elbow in burn patients, and extends beyond the anatomical structure. HO of the elbow can cause joint contracture and adversely affect activities of daily living.Currently, there is no effective prophylaxis for HO as the precise underlying mechanism remains unknown.

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A 38-year-old woman presented with shock and severe abdominal pain. Abdominal CT scanning demonstrated massive ascites, which was highly suggestive of haemoperitoneum. Diagnostic paracentesis confirmed haemoperitoneum.

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The objective of this study was to establish Liv2, a surface marker of mouse immature hepatocytes (hepatoblasts), as a selection tool for embryonic stem (ES) cell-derived immature hepatocytes by acquiring basic data on Liv2 in normal mouse embryos and by confirming Liv2 expression in mouse ES-derived cells. The estimated molecular weight of Liv2 was 40-45 kDa, and immunoreactivity was definitively detected in the cell membrane of fetal hepatocytes on embryonic day (E) 9.5, declined gradually until E12.

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