Number | Name | Date | Kind |
---|---|---|---|
1755535 | Bratrud | Apr 1930 | |
2704539 | Fisher | Mar 1955 | |
2791034 | Handy | May 1957 | |
2829439 | Cunningham | Apr 1958 | |
3608195 | Levin | Sep 1971 | |
3933148 | Wyler et al. | Jan 1976 | |
3967377 | Wells | Jul 1976 | |
4243048 | Griffin | Jan 1981 | |
4337576 | Drost et al. | Jul 1982 |
Number | Date | Country |
---|---|---|
182855 | Nov 1966 | SUX |
Entry |
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Albrecht, John G., "A Micrometer Knife", Trans. American Academy of Opthal. and Otol., Mar.-Apr. 1972, pp. 517-518. |
Sutor, Anton H. et al., "Bleeding from Standardized Skin Punctures", Amer. J. Clin. Path., 55: 541-550, 1971. |