Patent
   D281623
Priority
Sep 30 1982
Filed
Sep 30 1982
Issued
Dec 03 1985
Expiry
Dec 03 1999
Assg.orig
Entity
unknown
3
8
n/a
The ornamental design for hand held ultrasonic transducer for patient monitoring use, as shown and described.

FIG. 1 is a perspective view of hand held ultrasonic transducer for patient monitoring use showing my new design, this first embodiment being a continuous wave ultrasonic transducer;

FIG. 2 is a top plan view thereof;

FIG. 3 is a side elevational view thereof;

FIG. 4 is a bottom plan view thereof, the spaced ceramic transmitter and receiver piezoelectric elements being shown on the circular end;

FIG. 5 is a left end elevational view thereof;

FIG. 6 is a right end elevational view thereof;

FIG. 7 is a top plan view of an ultrasonic transducer showing my new design, this second embodiment being a pulse type transducer;

FIG. 8 is a side elevational view thereof;

FIG. 9 is a bottom plan view thereof, the single piezoelectric element being shown in the circular end;

FIG. 10 is a left end elevational view thereof;

FIG. 11 is a right end elevational view thereof.

Barnes, Stephen R.

Patent Priority Assignee Title
D320078, Oct 04 1988 DIASONICS, INC , A CORP OF DE Transvaginal ultrasound probe
D753061, Jun 03 2014 CSIR Transducer
D819217, Mar 30 2017 Canon Medical Systems Corporation Probe for an ultrasonic diagnostic apparatus
Patent Priority Assignee Title
3046544,
3251953,
3927662,
4035672, Feb 06 1975 CTS Corporation Acoustic transducer with a dual purpose piezoelectric element
4379211, Oct 14 1980 TELEPHONICS CORPORATION, A CORP OF DE Arcuately tensioned piezoelectric diaphragm microphone
211353,
D245515, Nov 21 1975 CONCEPT, INC , 12707 U S 19 SOUTH, CLEARWATER, FLORIDA 33546 A FLORIDA CORP Light for vaginal speculum
D251085, Jun 13 1977 U.S. Philips Corporation Ultrasonic transducer
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Sep 28 1982BARNES, STEPHEN R LAWRENCE MEDICAL SYSTEMS,INC ASSIGNMENT OF ASSIGNORS INTEREST 0040570039 pdf
Sep 30 1982Lawrence Medical Systems, Inc.(assignment on the face of the patent)
Sep 10 1987LAWRENCE MEDICAL SYSTEMS, INC OAK INVESTMENT PARTNERS III, A DE LIMITED PARTNERSHIPSECURITY INTEREST SEE DOCUMENT FOR DETAILS 0047840138 pdf
Jul 10 1989LAWRENCE MEDICAL SYSTEMS, INC SPACELABS, INC , A CA CORP LICENSE SEE DOCUMENT FOR DETAILS 0051360178 pdf
Sep 21 1989LAWRENCE MEDICAL SYSTEMS, INC ,SPACELABS, INC , A CA CORP LICENSE SEE DOCUMENT FOR DETAILS 0051490444 pdf
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