Variation in microneedle geometry to increase shear strength

Procedia Engineering

Volumn 5, Issue , 2010, Pages 977-980

  Khanna, Puneet ^a   Silva, Hayde ^a   Bhansali, Shekhar ^a  

^a University of South Florida   (United States)

Author keywords

Bio MEMS; DRIE; Lab on a chip; Microfluidics; Microneedles

Indexed keywords

FRACTURE; FRACTURE TOUGHNESS; GAGES; GEOMETRY; LAB-ON-A-CHIP; MICROFLUIDICS; SHEAR FLOW;

ANALYTICAL DETERMINATION; CIRCULAR GEOMETRY; DRIE; GEOMETRICAL VARIATIONS; LATERAL DIRECTIONS; MICRONEEDLES; SECOND MOMENTS; SILICON MICRONEEDLES;

NEEDLES;

EID: 78650593789     PISSN: None     EISSN: 18777058     Source Type: Conference Proceeding    
DOI: 10.1016/j.proeng.2010.09.272     Document Type: Conference Paper

References (4)

1. Davis SP, Landis BJ, Adams ZH, Allen MG, Prausnitz MR. Insertion of microneedles into skin: measurement and prediction of insertion force and needle fracture force. Journal of Biomechanics 2004; 37(8): 1155-1163.
2. Chen Q, Yao DJ, Kim CJ, Carman GP. Investigating the influence of fabrication process and crystal orientation on shear strength of silicon microcomponents. Journal of Materials Science 2000; 35(21): 5465-5474.
3. Khanna P, Luongo K, Strom JA, Bhansali S. Sharpening of hollow silicon microneedles to reduce skin penetration force. Journal of Micromechanics and Microengineering 2010; 20 (045011).
4. Khanna P, Luongo K, Strom JA, Bhansali S. Axial and shear fracture strength evaluation of silicon microneedles. Microsystem Technologies 2010; 16: 973-978.