Endodontic sealer cartridge

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Description

FIG. 1 is a perspective view of the endodontic sealer cartridge, with a cannula in broken lines, showing my new design;

FIG. 2 is a side plan view thereof;

FIG. 3 is a top view thereof; and,

FIG. 4 is a bottom view thereof.

Referenced Cited
U.S. Patent Documents
D293821 January 19, 1988 Vaillancourt
D345419 March 22, 1994 Horrigan et al.
2654948 October 1953 Rubin
3074159 January 1963 Baldwin et al.
3745655 July 1973 Malmin
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5514113 May 7, 1996 Anderson et al.
Foreign Patent Documents
2360393 March 1978 FRX
Other references
  • Kapsimalis, et al. (1965): Sealing Properties of Endodontic Filling Materials Using Radioactive Polar and Nonpolar Isotopes: 43rd Annual Meeting of the International Association for Dental Research, Toronto, Ontario Canada. Skinner, et al., "The Sealing Ability of Injection-Molded Thermoplasticized Gutta-percha With and Without the Use of Sealers", Journal of Endodontics, vol. 13, No. 7 (1987). Ono, et al., "The Physical Properties of a New Sealing Cement," International Endodontic Journal, 25, 130-133 (1992). Benatti, et al., "Verification of the Consistency, Setting Time and Dimensional Changes of Root Canal Filling Materials," Oral Surgery, vol. 46, No. 1 (1978). Higginbotham, "A Comparative Study of the Physical Properties of Five Commonly Used Root Canal Sealers," vol. 24, No. 1 (1967). Georgopoulou, et al., "Effect of Thickness on the Sealign Ability of Some Root Canal Sealers", Oral Surgery, Oral Medicine, & Oral Pathology, vol. 80, No. 3 (1995). Allen, "Method for Hermetically Sealing Smaller Root Canals," JADA, vol. 76 (1968). Grossman, "Solubility of Root Canal Cements," J. Dent. Res., (1978). Wieman, et. al., "in Vitro Evaluation of Four Methods of Sealer Placement," Journal of Endodontics vol. 17, No. 9 (1981). Juhlin, et al., "Adaptation of Thermafil Components to Canal Walls," Journal of Endodontics, vol. 19, No. 3 (1993). Hoen, et al., "Ultrasonic Endodontic Sealer Placement", Journal of Endodontics, vol. 14, No. 4 (1988). Lin, et al., "Factors Associated With Endodontic Treatment Failures", Journal of Endodontics. Seltzer, et al., "Endodontic Failures--An Analysis Based on Clinical, Roentgenographic, and Histologic Findings," Oral Surgery, Oral Medicine & Oral Pathology, vol. 23, No. 4 (1967). Kahn, et al., "An In Vitro Evaluation of the Irrigating Characteristics of Ultrasonic and Subsonic Handpieces and Irrigating Needles and Probes," Journal of Endodontics, vol. 21, No. 5, May 1995, 277-280. The Sani-Tip.RTM. System, Dec. 1996, Dental Products Report. Max-I-Probe.RTM. Irrigation Products, The Key to Better Dental Health, MPL Technologies, A SoloPak.RTM. Company, PRMT 18 Rev. Jan. 1996. Centrix Omnisyringe.TM. Instruction/Technique Manual, 1981 Centrix Inc. Innovative Products For Successful Endodontic Therapy, ESPE-Premier Prior Art.
Patent History
Patent number: D423670
Type: Grant
Filed: Apr 30, 1998
Date of Patent: Apr 25, 2000
Assignee: Dentsply Research & Development Corp. (Los Angeles, CA)
Inventors: Gustav A. Scheuble (Des Plaines, IL), Fritz Kohnke (Hudson, FL)
Primary Examiner: Louis S. Zarfas
Assistant Examiner: I Simmons
Law Firm: Banner & Witcoff, Ltd.
Application Number: 0/87,436
Classifications
Current U.S. Class: Dental (33) (D24/152); Syringe, Catheter Or Needle Component (22) (D24/130)
International Classification: 2402;