Technical Brief

Design of an Eye Speculum With Vibrational Anesthesia for Pain Management1

[+] Author and Article Information
Laura Ruhala

Department of Mechanical Engineering,
Kennesaw State Univeristy,
Marietta, GA 30060

David Malitz

Ohio Valley Eye Institute,
Evansville, IN 47713

Brad Elpers

Shaus 3D Engineering Solutions,
Evansville, IN 47711

Aaron Megal

Flanders Inc.,
Evansville, IN 47725

Megan Perry

Tillamook Dairy,
Tillamook, OR 97141

Manuscript received March 16, 2017; final manuscript received May 4, 2017; published online January 25, 2018. Editor: William Durfee.

J. Med. Devices 12(1), 014503 (Jan 25, 2018) (2 pages) Paper No: MED-17-1137; doi: 10.1115/1.4037016 History: Received March 16, 2017; Revised May 04, 2017

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Lam, D. , Law, R. , Ng, A. , Lam, P. , Jhanji, V. , Lee, V. , Fan, A. , and Rao, S. , 2012, “ Randomized Double-Masked Controlled Trial Comparing Pain Scores With and Without the Use of Supplementary 2% Lidocaine Gel in LASIK,” Am. J. Ophthalmol., 154(2), pp. 417–418. [PubMed]
Moon, H. , Yoon, J. , Hyun, S. , and Kim, K. , 2014, “ Short-Term Influence of Aspirating Speculum Use on Dry Eye After Cataract Surgery,” Cornea, 33(4), pp. 373–375. [CrossRef] [PubMed]
Fayers, T. , Morris, D. , and Dolman, P. , 2010, “ Vibration-Assisted Anesthesia in Eyelid Surgery,” Ophthalmology, 117(7), pp. 1453–1457. [CrossRef] [PubMed]
Mally, P. , Czyz, C. N. , Chan, N. J. , and Wulc, A. E. , 2014, “ Vibration Anesthesia for the Reduction of Pain With Facial Dermal Filler Injections,” Aesthetic Plast. Surg., 38(2), pp. 413–418. [CrossRef] [PubMed]
Mehta, M. , Mansfield, T. , and VanderVeen, D. K. , 2010, “ Effect of Topical Anesthesia and Age on Pain Scores During Retinopathy of Prematurity Screening,” J. Perinatol., 30(11), pp. 731–735. [CrossRef] [PubMed]
Ruhala, L. , 2009, “ Reaching Out to a Non-Traditional Capstone Sponsor: Design of a Universal Eye Speculum With Vibrational Anesthesia,” American Society for Engineering Education Annual Conference (ASEE), Austin, TX, June 14–17. https://peer.asee.org/5833
Ehrmann, K. , Francis, I. , and Stapleton, F. , 2001, “ A Novel Instrument to Quantify the Tension of Upper and Lower Eyelids,” Contact Lens Anterior Eye, 24(2), pp. 65–72. [CrossRef] [PubMed]
Smith, K. C. , Comite, S. L. , Balasubramanian, S. , Carver, A. , and Liu, J. F. , 2004, “ Vibration Anesthesia: A Noninvasive Method of Reducing Discomfort Prior to Dermatologic Procedures,” Dermatol. Online J., 10(2), p. 1. http://escholarship.org/uc/item/48q9s83p [PubMed]


Grahic Jump Location
Fig. 1

Three-dimensional printed eye speculum: view of blades partially open. Aspiration tube and wires to power motor not shown.

Grahic Jump Location
Fig. 2

Top view of eye speculum with blades in closed position

Grahic Jump Location
Fig. 3

Side view. Note: locking mechanism shown in Fig. 4.

Grahic Jump Location
Fig. 4

Locking mechanism located on the pivot point that is used to open and close the blades




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