Page 79 - 《中国医疗器械杂志》2026年第2期
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Chinese Journal of Medical Instrumentation                                         2026年 第50卷 第2期

                                                    综     合     评    述



              物在角膜接触镜内部的分布与扩散,从而影响药物                            [4]   SU  Y,  FAN  X  Q,  PANG  Y.  Nano-based  ocular  drug
              释放;另一方面,镜后泪膜的废物代谢也要求角膜                                delivery  systems:  an  insight  into  the  preclinical/clinical
                                                                    studies  and  their  potential  in  the  treatment  of  posterior
              接触镜有一定的离子透过性。测定角膜接触镜的离
                                                                    ocular  diseases[J].  Biomater  Sci,  2023,  11(13):  4490-
              子透过率,常用方法为使用角膜接触镜材料隔开超                                4507.
              纯水受体室和氯化钠溶液供体室,在一定时间后检                            [5]   BISHT  R,  MANDAL  A,  JAISWAL  J  K,  et  al.
                                             [40]
              测前者的电导率来计算离子透过率 。                                     Nanocarrier  mediated  retinal  drug  delivery:  overcoming
                                                                    ocular  barriers  to  treat  posterior  eye  diseases[J].  Wiley
                  折射率(refractive index, RI)的测定通常采用
                                                                    Interdiscip  Rev  Nanomed  Nanobiotechnol,  2018,  10(2):
              校准后的阿贝折射仪或等效折射仪,在541.6 nm或                            1473.
              587.6 nm波长下测定全反射时的折射角,进而通过                        [6]   DIXON P, CHAUHAN A. Effect of the surface layer on
              Snell定律计算得出,具有高折射率的角膜接触镜可                             drug release from delefilcon-A (Dailies Total1®) contact
                                                                    lenses[J]. Int J Pharm, 2017, 529(1-2): 89-101.
              以减少镜片厚度以提高佩戴舒适度 。
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                                                                [7]   GOTE  V,  SIKDER  S,  SICOTTE  J,  et  al.  Ocular  drug
               4    总结与展望                                           delivery:  present  innovations  and  future  challenges[J].  J
                                                                                     Pharmacol Exp Ther, 2019, 370(3): 602-624.
                                                                [8]   TORRES-LUNA  C,  FAN  X,  DOMSZY  R,  et  al.
                  角膜接触镜作为眼部药物递送系统的构想提出                              Hydrogel-based  ocular  drug  delivery  systems  for
              已久,但成功走向临床的少之又少,缺少有效的非                                hydrophobic  drugs[J].  Eur  J  Pharm  Sci,  2020,  154:
              临床评价体系是造成该现象的原因之一。一方面,                                105503.
              载药角膜接触镜的非临床评价需要一个统一的基础                            [9]   Acuvue  Theravision  with  Ketotifen  (ketotifen,  drug-
                                                                    eluting  contact  lens)[EB/OL].  [2026-02-24].  https://
              标准,以满足基础的质量评价需求,以细胞毒性试                                reference.medscape.com/drug/acuvue-theravision-with-
              验为例,应统一采用特定细胞系,如角膜上皮细胞                                ketotifen-ketotifen-drug-eluting-contac-lens-4000286.
              或角膜内皮细胞进行安全性评价。另一方面,面对                            [10]   TORRES-LUNA  C,  HU  N  P,  FAN  X,  et  al.  Extended
                                                                    delivery of cationic drugs from contact lenses loaded with
              具有创新性的治疗形式,如覆有泪溶性微针的角膜
                                                                    unsaturated fatty acids[J]. Eur J Pharm Biopharm, 2020,
              接触镜,也要有针对性地设计不同的有效性与安全                                155: 1-11.
              性评价模型,以充分证明其应用前景。                                 [11]   KAKISU  K,  MATSUNAGA  T,  KOBAYAKAWA  S,  et
                  目前,已有加载酮替芬、海藻酸、拉坦前列                               al.  Development  and  efficacy  of  a  drug-releasing  soft
                                                                    contact  lens[J].  Invest  Opthalmol  Vis  Sci,  2013,  54(4):
              素、地塞米松、丙美卡因以及同时加载噻吗洛尔和
                                                                    2551-2561.
              多佐胺的角膜接触镜在美国进入临床试验阶段,分                            [12]   SEKAR  P,  CHAUHAN  A.  Effect  of  vitamin-E
              别被研究用于治疗过敏性结膜炎、干眼病、眼压过                                integration  on  delivery  of  prostaglandin  analogs  from
              高、囊样黄斑水肿、疼痛管理和青光眼等                      [15,42-44] ,  therapeutic lenses[J]. J Colloid Interface Sci, 2019, 539:
                                                                    457-467.
              眼科疾病患者亟需载药角膜接触镜这一安全、有
                                                                [13]   WHITE  C  J,  DIPASQUALE  S  A,  BYRNE  M  E.
              效、方便、舒适的治疗方式,但国内研究目前大多                                Controlled release of multiple therapeutics from silicone
              停留在研发设计或非临床阶段,希望本文能为载药                                hydrogel contact lenses[J]. Optom Vis Sci, 2016, 93(4):
              角膜接触镜的非临床评价提供参考,促进质量评价                                377-386.
                                                                [14]   FU Y, LUO Y, CHEN X, et al. Atropine-eluting silicone
              体系的完善,推动行业的健康发展。
                                                                    contact  lenses  for  myopia  control[J].  J  Biomater  Appl,
                                                                    2023, 37(10): 1724-1735.
                                                                [15]   ZHAO  L  H,  SONG  J  K,  DU  Y  L,  et  al.  Therapeutic
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