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US4734039A Expired / Lapsed US ⏱️ 0.0 years remaining

Pelvimetry phantom

Assignee: Individual
•
Filing: 1986-11-03
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Granted: 1988-03-29
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Expires: 2006-11-03
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Abstract

Abstract A pelvimetry phantom is assembled from components permitting replication of all of the pure and mixed pelvic types.

Inventors

  • 👤 Eric Thompson

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-06 14:18
CPC Classifications
G; G09; G09B; G09B23/00; G09B23/28; G09B23/30

Claims Analysis

Total Claims: 24
Claim 1
Independent Claim 68 words
An anatomically correct pelvimetry phantom of a selected pure or mixed anatomical type comprising a replica of at least part of the anterior section of the bony pelvis and a replica of at least part of the posterior section of the bony pelvis and connection means for separably connecting said sections to form a complete replica of the bony pelvis of a pure or a mixed anatomical type.
Claim 2
Dependent Claim 68 words
An anatomically correct pelvimetry phantom of a selected pure or mixed anatomical type comprising a replica of at least part of the anterior section of the bony pelvis and a replica of at least part of the posterior section of the bony pelvis and connection means for separably connecting said sections to form a complete replica of the bony pelvis of a pure or a mixed anatomical type.
Claim 3
Dependent Claim 43 words
The phantom of claim 1, wherein the anterior section is selected from the group consisting of gynecoid, android, anthropoid and platypelloid anterior pelvic sections and the posterior section is selected from the group consisting of gynecoid, android, anthropoid, and platypelloid posterior pelvic sections.
Claim 4
Dependent Claim 77 words
A pelvimetry phantom comprising a replica of at least part of the anterior section of the bony pelvis and a replica of at least part of the posterior section of the bony pelvis, said sections being separably connected to form a complete replica of the bony pelvis of a pure or mixed anatomical type, where the anterior section further comprises separably connectable blocks replicating (a) the right ischium and pubes and (b) the left ischium and pubes.
Claim 5
Dependent Claim 77 words
A pelvimetry phantom comprising a replica of at least part of the anterior section of the bony pelvis and a replica of at least part of the posterior section of the bony pelvis, said sections being separably connected to form a complete replica of the bony pelvis of a pure or mixed anatomical type, where the anterior section further comprises separably connectable blocks replicating (a) the right ischium and pubes and (b) the left ischium and pubes.
Claim 6
Dependent Claim 16 words
The phantom of claim 3, where blocks (a) and (b) are separated at the pubic symphysis.
Claim 7
Dependent Claim 78 words
A pelvimetry phantom comprising a replica of at least part of the anterior section of the bony pelvis and a replica of at least part of the posterior section of the bony pelvis, said sections being separably connected to form a complete replica of the bony pelvis of a pure or mixed anatomical type, where the posterior section further comprises separably connectable blocks replicating (a) the sacrum and coccyx, (b) the right ilium, and (c) the left ilium.
Claim 8
Dependent Claim 78 words
A pelvimetry phantom comprising a replica of at least part of the anterior section of the bony pelvis and a replica of at least part of the posterior section of the bony pelvis, said sections being separably connected to form a complete replica of the bony pelvis of a pure or mixed anatomical type, where the posterior section further comprises separably connectable blocks replicating (a) the sacrum and coccyx, (b) the right ilium, and (c) the left ilium.
Claim 9
Dependent Claim 21 words
The phantom of claim 5, where blocks (a) and (b), and blocks (b) and (c) are separated at the sacroiliac joints.
Claim 10
Dependent Claim 101 words
A pelvimetry phantom comprising a replica of at least part of the anterior section of the bony pelvis and a replica of at least part of the posterior section of the bony pelvis, said sections being separably connected to form a complete replica of the bony pelvis of a pure or mixed anatomical type, where the posterior section further comprises separably connectable blocks replicating (a) the sacrum and coccyx, (b) the right ilium, and (c) the left ilium, and the anterior section further comprises separably connectable blocks replicating (d) the right ischium and pubes and (e) the left ischium and pubes.
Claim 11
Dependent Claim 101 words
A pelvimetry phantom comprising a replica of at least part of the anterior section of the bony pelvis and a replica of at least part of the posterior section of the bony pelvis, said sections being separably connected to form a complete replica of the bony pelvis of a pure or mixed anatomical type, where the posterior section further comprises separably connectable blocks replicating (a) the sacrum and coccyx, (b) the right ilium, and (c) the left ilium, and the anterior section further comprises separably connectable blocks replicating (d) the right ischium and pubes and (e) the left ischium and pubes.
Claim 12
Dependent Claim 39 words
The phantom of claim 7, where blocks (b) and (d), and (c) and (e), are separated in the triradiate zone centered on the acetabulum from the notch anterior to the anterior iliac spine through to the greater sciatic notch.
Claim 13
Dependent Claim 13 words
The phantom of claim 1, further comprising a replica of lumbar vertebra L5.
Claim 14
Dependent Claim 18 words
A pelvimetry teaching and demonstration kit comprising the pelvimetry phantom of claim 1 and a fetal head phantom.
Claim 15
Dependent Claim 23 words
The phantom of claim 9, further comprising replicas of the pelvic ligaments and means for removably connecting the ligaments to the pelvic sections.
Claim 16
Dependent Claim 16 words
The phantom of claim 11, further comprising replicas of tissues and organs of the female pelvis.
Claim 17
Dependent Claim 19 words
The phantom of claim 12, wherein the various anatomical replicas have radiodensities equivalent to that of their anatomical cognates.
Claim 18
Dependent Claim 57 words
A kit for the assembly of a pelvimetry phantom, capable of simulating any of the standard pure and mixed pelvic types, which comprises replicas of anterior gynecoid, anthropoid, android and platypelloid pelvic sections and replicas of posterior, gynecoid, anthropoid, android and platypelloid sections, anterior sections being adapted to be releasably connected to any of said posterior sections.
Claim 19
Dependent Claim 57 words
A kit for the assembly of a pelvimetry phantom, capable of simulating any of the standard pure and mixed pelvic types, which comprises replicas of anterior gynecoid, anthropoid, android and platypelloid pelvic sections and replicas of posterior, gynecoid, anthropoid, android and platypelloid sections, anterior sections being adapted to be releasably connected to any of said posterior sections.
Claim 20
Dependent Claim 24 words
The kit of claim 14, further comprising a plurality of block elements from which each type of posterior or anterior pelvic section is assembled.
Claim 21
Dependent Claim 70 words
A kit for the assembly of a pelvimetry phantom, capable of simulating any of the standard pure and mixed pelvic types, which comprises sets of blocks replicating (a) the sacrum and coccyx, (b) the right ilium, (c) the left ilium, (d) the right ischium and pubes, and (e) the left ischium and pubes, each set of blocks comprising one block of each of the gynecoid, anthropoid, android and platypelloid types.
Claim 22
Dependent Claim 70 words
A kit for the assembly of a pelvimetry phantom, capable of simulating any of the standard pure and mixed pelvic types, which comprises sets of blocks replicating (a) the sacrum and coccyx, (b) the right ilium, (c) the left ilium, (d) the right ischium and pubes, and (e) the left ischium and pubes, each set of blocks comprising one block of each of the gynecoid, anthropoid, android and platypelloid types.
Claim 23
Dependent Claim 39 words
A kit for the assembly of a pelvimetry phantom, capable of simulating a plurality of pelvic types, comprising replicas of a plurality of anterior sections of different pelvic types and a plurality of posterior sections of different pelvic types.
Claim 24
Dependent Claim 39 words
A kit for the assembly of a pelvimetry phantom, capable of simulating a plurality of pelvic types, comprising replicas of a plurality of anterior sections of different pelvic types and a plurality of posterior sections of different pelvic types.

References Cited (Backward Citations)

US88432A Cited
US175519A Cited
US451675A Cited
US2108229A Cited
US2127774A Cited
US2995833A Cited
US2988823A Cited
US3213550A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1991-03-29 1991-09-28 1992-03-29 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1995-03-29 1995-09-28 1996-03-29 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1999-03-29 1999-09-28 2000-03-29 $7700.00 Window Closed / Lapsed

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