可(ke)調整基底剛度(du)培養耗(hao)材背景技術(shu)

根據生物力(li)(li)學和(he)生物醫(yi)學工程研究(jiu)(jiu)的(de)進展，用細(xi)(xi)(xi)胞(bao)(bao)力(li)(li)學方法在體外研究(jiu)(jiu)不(bu)同力(li)(li)學載荷(he)下韌(ren)帶細(xi)(xi)(xi)胞(bao)(bao)、心(xin)肌細(xi)(xi)(xi)胞(bao)(bao)等體內各種(zhong)受力(li)(li)的(de)成纖(xian)維細(xi)(xi)(xi)胞(bao)(bao)在分(fen)子(zi)和(he)形態(tai)上的(de)變化是當代國際生物，醫(yi)學研究(jiu)(jiu)的(de)熱點(dian)，為(wei)了研究(jiu)(jiu)心(xin)肌、韌(ren)帶、滑(hua)膜以及體內各種(zhong)受力(li)(li)組織(zhi)、細(xi)(xi)(xi)胞(bao)(bao)在不(bu)同力(li)(li)學載荷(he)下的(de)分(fen)子(zi)水平(ping)或(huo)(huo)形態(tai)學上的(de)變化，因此，需要一(yi)種(zhong)可以產生周期(qi)性(xing)拉應力(li)(li)或(huo)(huo)壓縮應力(li)(li)的(de)儀器(qi)。

細胞牽張系統

1. 該系統對各種(zhong)組織(zhi)、三維細胞(bao)培養物提(ti)供(gong)周期性或靜態(tai)的(de)壓(ya)(ya)力(li)(li)(li)加(jia)載； 2. 用(yong)戶(hu)可(ke)以自行設(she)定、編輯實(shi)驗(yan)用(yong)戶(hu)、實(shi)驗(yan)方案，可(ke)設(she)定壓(ya)(ya)力(li)(li)(li)加(jia)載的(de)實(shi) 驗(yan)步(bu)驟、周期、步(bu)驟路徑 3. 通過StagePress壓(ya)(ya)應(ying)(ying)力(li)(li)(li)加(jia)載顯(xian)微附屬(shu)設(she)備，可(ke)以加(jia)力(li)(li)(li)的(de)同時(shi)(shi)，實(shi)時(shi)(shi)觀察細胞(bao)、組織(zhi)在(zai)壓(ya)(ya)應(ying)(ying)力(li)(li)(li)作用(yong)下(xia)的(de)變化反應(ying)(ying); 4. 可(ke)在(zai)同一程序中可(ke)以運行多種(zhong)頻率，多種(zhong)振幅和(he)多種(zhong)波(bo)形(xing) 5. 可(ke)更好地控制(zhi)在(zai)超(chao)低或超(chao)高(gao)壓(ya)(ya)力(li)(li)(li)下(xia)的(de)波(bo)形(xing) 6. 壓(ya)(ya)力(li)(li)(li)加(jia)載波(bo)形(xing)種(zhong)類豐富：靜態(tai)波(bo)形(xing)、正旋波(bo)形(xing)、心動波(bo)形(xing)、三角波(bo)形(xing)。

彈性模量可控制培養板(ban)意義

模(mo)(mo)量(liang)(liang)(liang)是(shi)(shi)工程材(cai)(cai)(cai)料(liao)重要的(de)(de)(de)(de)(de)(de)(de)性(xing)(xing)(xing)(xing)(xing)能(neng)參數，從(cong)宏(hong)觀角度(du)(du)(du)來(lai)說，彈(dan)(dan)性(xing)(xing)(xing)(xing)(xing)模(mo)(mo)量(liang)(liang)(liang)是(shi)(shi)衡量(liang)(liang)(liang)物體抵抗(kang)彈(dan)(dan)性(xing)(xing)(xing)(xing)(xing)變(bian)(bian)形能(neng)力(li)(li)大(da)小(xiao)(xiao)的(de)(de)(de)(de)(de)(de)(de)尺度(du)(du)(du)，從(cong)微(wei)觀角度(du)(du)(du)來(lai)說，則是(shi)(shi)原子、離子或(huo)分子之(zhi)間鍵合強度(du)(du)(du)的(de)(de)(de)(de)(de)(de)(de)反(fan)映。凡(fan)影響鍵合強度(du)(du)(du)的(de)(de)(de)(de)(de)(de)(de)因(yin)素均能(neng)影響材(cai)(cai)(cai)料(liao)的(de)(de)(de)(de)(de)(de)(de)彈(dan)(dan)性(xing)(xing)(xing)(xing)(xing)模(mo)(mo)量(liang)(liang)(liang)，彈(dan)(dan)性(xing)(xing)(xing)(xing)(xing)基(ji)底培養板(ban)哪家好，如(ru)鍵合方(fang)式、晶體結(jie)構、化(hua)學成分、微(wei)觀組織(zhi)、溫(wen)度(du)(du)(du)等(deng)。因(yin)合金成分不(bu)同(tong)、熱處理(li)狀態不(bu)同(tong)、冷塑(su)性(xing)(xing)(xing)(xing)(xing)變(bian)(bian)形不(bu)同(tong)等(deng)，彈(dan)(dan)性(xing)(xing)(xing)(xing)(xing)基(ji)底培養板(ban)價(jia)格，金屬材(cai)(cai)(cai)料(liao)的(de)(de)(de)(de)(de)(de)(de)楊(yang)氏模(mo)(mo)量(liang)(liang)(liang)值(zhi)會(hui)有5%或(huo)者更大(da)的(de)(de)(de)(de)(de)(de)(de)波動。但是(shi)(shi)總體來(lai)說，金屬材(cai)(cai)(cai)料(liao)的(de)(de)(de)(de)(de)(de)(de)彈(dan)(dan)性(xing)(xing)(xing)(xing)(xing)模(mo)(mo)量(liang)(liang)(liang)是(shi)(shi)一個對(dui)組織(zhi)不(bu)敏感的(de)(de)(de)(de)(de)(de)(de)力(li)(li)學性(xing)(xing)(xing)(xing)(xing)能(neng)指標，合金化(hua)、熱處理(li)（纖維(wei)組織(zhi)）、冷塑(su)性(xing)(xing)(xing)(xing)(xing)變(bian)(bian)形等(deng)對(dui)彈(dan)(dan)性(xing)(xing)(xing)(xing)(xing)模(mo)(mo)量(liang)(liang)(liang)的(de)(de)(de)(de)(de)(de)(de)影響較小(xiao)(xiao)，溫(wen)度(du)(du)(du)、加載速率等(deng)外在因(yin)素對(dui)其影響也(ye)不(bu)大(da)，所以(yi)一般工程應用中都把彈(dan)(dan)性(xing)(xing)(xing)(xing)(xing)模(mo)(mo)量(liang)(liang)(liang)作為常數。彈(dan)(dan)性(xing)(xing)(xing)(xing)(xing)模(mo)(mo)量(liang)(liang)(liang)可(ke)視為衡量(liang)(liang)(liang)材(cai)(cai)(cai)料(liao)產生彈(dan)(dan)性(xing)(xing)(xing)(xing)(xing)變(bian)(bian)形難易程度(du)(du)(du)的(de)(de)(de)(de)(de)(de)(de)指標，其值(zhi)越(yue)(yue)大(da)，使(shi)材(cai)(cai)(cai)料(liao)發(fa)生一定(ding)(ding)彈(dan)(dan)性(xing)(xing)(xing)(xing)(xing)變(bian)(bian)形的(de)(de)(de)(de)(de)(de)(de)應力(li)(li)也(ye)越(yue)(yue)大(da)，彈(dan)(dan)性(xing)(xing)(xing)(xing)(xing)基(ji)底培養板(ban)，即材(cai)(cai)(cai)料(liao)剛度(du)(du)(du)越(yue)(yue)大(da)，亦即在一定(ding)(ding)應力(li)(li)作用下，發(fa)生彈(dan)(dan)性(xing)(xing)(xing)(xing)(xing)變(bian)(bian)形越(yue)(yue)小(xiao)(xiao)。彈(dan)(dan)性(xing)(xing)(xing)(xing)(xing)模(mo)(mo)量(liang)(liang)(liang)E是(shi)(shi)指材(cai)(cai)(cai)料(liao)在外力(li)(li)作用下產生單位彈(dan)(dan)性(xing)(xing)(xing)(xing)(xing)變(bian)(bian)形所需要的(de)(de)(de)(de)(de)(de)(de)應力(li)(li)。它是(shi)(shi)反(fan)映材(cai)(cai)(cai)料(liao)抵抗(kang)彈(dan)(dan)性(xing)(xing)(xing)(xing)(xing)變(bian)(bian)形能(neng)力(li)(li)的(de)(de)(de)(de)(de)(de)(de)指標，相當于(yu)普通彈(dan)(dan)簧(huang)中的(de)(de)(de)(de)(de)(de)(de)剛度(du)(du)(du)。