Volkmanns Canals

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Preecha P. Yupapin - One of the best experts on this subject based on the ideXlab platform.

  • Blood Circulation Network Incorporation an Artificial Bone for Real Time Operation
    Advanced Materials Research, 2012
    Co-Authors: M. Tasakorn, N. Suwanpayak, Preecha P. Yupapin
    Abstract:

    We propose the use of molecular buffers and networks for blood circulation in Haversian and Volkmanns Canals to deliver the nutrient, drug and other essential substances in the regeneration process of bone and soft tissue. By using the dynamic optical tweezers generated within a PANDA ring resonator, the required molecules can be trapped and transported within the designed neural networks, in which the required substances can perform within the required region before reaching the required destinations. The advantage of the proposed system is that system, which can perform within the tiny system (thin film device). The system can be used to enhance the medical treatments, which can reduce the period of convalescence, i.e. operation, which means the in situ surgery can be realized. Furthermore, the transportation of the trapped molecule by light in the networks is described, the theoretical background is reviewed.

M. Tasakorn - One of the best experts on this subject based on the ideXlab platform.

  • Blood Circulation Network Incorporation an Artificial Bone for Real Time Operation
    Advanced Materials Research, 2012
    Co-Authors: M. Tasakorn, N. Suwanpayak, Preecha P. Yupapin
    Abstract:

    We propose the use of molecular buffers and networks for blood circulation in Haversian and Volkmanns Canals to deliver the nutrient, drug and other essential substances in the regeneration process of bone and soft tissue. By using the dynamic optical tweezers generated within a PANDA ring resonator, the required molecules can be trapped and transported within the designed neural networks, in which the required substances can perform within the required region before reaching the required destinations. The advantage of the proposed system is that system, which can perform within the tiny system (thin film device). The system can be used to enhance the medical treatments, which can reduce the period of convalescence, i.e. operation, which means the in situ surgery can be realized. Furthermore, the transportation of the trapped molecule by light in the networks is described, the theoretical background is reviewed.

N. Suwanpayak - One of the best experts on this subject based on the ideXlab platform.

  • Blood Circulation Network Incorporation an Artificial Bone for Real Time Operation
    Advanced Materials Research, 2012
    Co-Authors: M. Tasakorn, N. Suwanpayak, Preecha P. Yupapin
    Abstract:

    We propose the use of molecular buffers and networks for blood circulation in Haversian and Volkmanns Canals to deliver the nutrient, drug and other essential substances in the regeneration process of bone and soft tissue. By using the dynamic optical tweezers generated within a PANDA ring resonator, the required molecules can be trapped and transported within the designed neural networks, in which the required substances can perform within the required region before reaching the required destinations. The advantage of the proposed system is that system, which can perform within the tiny system (thin film device). The system can be used to enhance the medical treatments, which can reduce the period of convalescence, i.e. operation, which means the in situ surgery can be realized. Furthermore, the transportation of the trapped molecule by light in the networks is described, the theoretical background is reviewed.

Yasuhiko Kawai - One of the best experts on this subject based on the ideXlab platform.

  • Comparison between the Lateral and Medial Femur in Low-Mineral-Diet-Fed Ovariectomized Rats Using Raman Spectral Analysis
    Key Engineering Materials, 2012
    Co-Authors: Toshiro Sakae, Hiroshi Nakada, Mari Teranishi, Takao Kato, Shizuka Suzuki, Akira Yanagawa, Norio Yasuda, Shukichi Ochiai, Nobby Kitagawa, Yasuhiko Kawai
    Abstract:

    Differences in structural and crystallinity between the lateral and medial regions of the central femoral diaphysis in low-mineral-diet-fed ovariectomized rats were investigated using polarization microscopy and Raman spectral analysis. Eighteen 19-week-old female Wistar rats were divided into 3 groups (Group 1: sham ovariectomy + normal diet group, Group 2: ovariectomy + normal diet group, Group 3: ovariectomy + low-mineral-diet group). Measurements were performed in the lateral and medial regions of the femoral sagittal cross-section at 24 weeks of feeding. On polarization microscopy, tubular structures of haversian and Volkmanns Canals and osteocytes were observed in the femur in Groups 1 and 2. In Group 3, the number of these tubular structures in the femur was decreased compared to those in Groups 1 and 2. Moreover, the bone width of the femur decreased in Group 3 compared to those in Groups 1 and 2. On Raman spectral analysis, the peaks of organic and inorganic components were observed in the lateral and medial regions of the femur in all groups. In magnified views of the peak of ν1PO43-spectrum, the peaks in the lateral and medial regions overlapped in Group 1, but the peak of the medial region was about 0.3 and 0.8 cm-1 shifted toward the low wavenumber side compared to those of the lateral region in Groups 2 and 3, respectively. Based on these findings, the influences of reduced estrogen secretion and the low-mineral diet were clarified as differences in the femoral structural and crystallinity on polarization microscopy and Raman spectral analysis. Since highly sensitive detailed point analysis can be performed within a short time using Raman spectral analysis, it may be useful for high-dimensional structural analysis.

Toshiro Sakae - One of the best experts on this subject based on the ideXlab platform.

  • Comparison between the Lateral and Medial Femur in Low-Mineral-Diet-Fed Ovariectomized Rats Using Raman Spectral Analysis
    Key Engineering Materials, 2012
    Co-Authors: Toshiro Sakae, Hiroshi Nakada, Mari Teranishi, Takao Kato, Shizuka Suzuki, Akira Yanagawa, Norio Yasuda, Shukichi Ochiai, Nobby Kitagawa, Yasuhiko Kawai
    Abstract:

    Differences in structural and crystallinity between the lateral and medial regions of the central femoral diaphysis in low-mineral-diet-fed ovariectomized rats were investigated using polarization microscopy and Raman spectral analysis. Eighteen 19-week-old female Wistar rats were divided into 3 groups (Group 1: sham ovariectomy + normal diet group, Group 2: ovariectomy + normal diet group, Group 3: ovariectomy + low-mineral-diet group). Measurements were performed in the lateral and medial regions of the femoral sagittal cross-section at 24 weeks of feeding. On polarization microscopy, tubular structures of haversian and Volkmanns Canals and osteocytes were observed in the femur in Groups 1 and 2. In Group 3, the number of these tubular structures in the femur was decreased compared to those in Groups 1 and 2. Moreover, the bone width of the femur decreased in Group 3 compared to those in Groups 1 and 2. On Raman spectral analysis, the peaks of organic and inorganic components were observed in the lateral and medial regions of the femur in all groups. In magnified views of the peak of ν1PO43-spectrum, the peaks in the lateral and medial regions overlapped in Group 1, but the peak of the medial region was about 0.3 and 0.8 cm-1 shifted toward the low wavenumber side compared to those of the lateral region in Groups 2 and 3, respectively. Based on these findings, the influences of reduced estrogen secretion and the low-mineral diet were clarified as differences in the femoral structural and crystallinity on polarization microscopy and Raman spectral analysis. Since highly sensitive detailed point analysis can be performed within a short time using Raman spectral analysis, it may be useful for high-dimensional structural analysis.