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Патент USA US3032044

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May 1, 1962
Filed May 7, 1959
F I G‘ 2
4% {W
United States Patent 0
Patented May 1, 1962
adapted to be mechanically manipulated to adjust the
Martin Jungmann, New York, N.Y., assignor to Institute
for Gravitational Strain Pathology, Inc., New York,
N.Y., a corporation of New York
Filed May 7, 1959, Ser. No. 811,713
8 Claims. (Cl. 128-104)
locus of the pressure and to retain their resiliency after
such manipulation.
Other objects of this invention will in part be obvious
and in part hereinafter pointed out.
In the drawing, FIG. 1 is a top plan view of a pelvic
device embodying the invention;
FIG. 2 is an enlarged top plan view of an element
This invention relates to a pelvic device; and more
particularly, concerns a device for exerting resilient pres 10
FIG. 3 is a transverse sectional view taken on the line
sure which is restricted to the pubic bone and lower
3—3 of FIG. 1; and
sacrum without effecting the soft body tissues.
FIG. 4 is a front elevational view of the latch portion
In applicant’s Patent 2,320,183, there is disclosed a
of the device.
device including opposed pads applicable to the pubic
The pelvic device of the instant invention comprises
bone and lower sacrum, to redress their relative positions 15 a pair of opposed pads which form elements of a closed
system of resilient spring members adapted to encircle
and thereby overcome the adverse effects of gravitational
the pelvic region of the wearer and to present said pads
forces on the body frame in its normal upright position.
in pressure applying relation to the pubic bone and lower
Such device is useful in treating conditions such .as
fatigue, backache, lumbago, sacroiliac disturbances and
As shown in FIG. 1, the device embodying the inven
the like, caused by gravitational strain.
It has been found that, for biological and physiological
tion, generally indicated at 10, comprises a rear pad
reasons, the therapeutic advantages of the aforesaid
member 11 resiliently mounted on the inner surface of a
patented device may be substantially enhanced upon the
substantially ?at spring member 12; a front pad member
13 resiliently and adjustably mounted on a substantially
improvement thereof in accordance with the instant
Thus, the improved device of the instant invention
in use correlates an elastic, free-?oating, two-point suspen;
sion system thereof with the pertinent portions of the
pelvic system to achieve improved correctional effects.
25 ?at spring member‘ 14.
The spring members ,12, 14 are
interconnected in a closed resilient system by curved,
resilient spring members 15, 16. Latch means generally
indicated at 17, allows the system to be opened and closed
for applying and removing the device 10 from the body
With a more precise control of the pressures applied 30 of the wearer.
The rear spring member 12 is connected at the opposite
ends thereof to the later-ally opposed rear ends 18, 19
resilient means which forms a portionv of the device of
to the pubic bone and lower sacrum, through improved
of curved spring members 15, 16 by hinge connectors
the instant invention, the spread of said bone structures
indicated at 20, 21. The similar pad members 11, 13
due to body weight, is prevented, and further, are actually
brought closer together to effect a redressment thereof. 35 each comprise a soft pad 22 of rubber sponge or other
Whereas the aforesaid patent discloses opposed pad
suitable material, which is ?xed in a metal shell 23 by
means of a base plate 24 and snap rings 25.
structures within a closed system of alternating non
A helical spring 26 has one end thereof secured to
resilient and resilient elements; it has been found that the
base plate 24 by a struckout portion 27 thereof; the
utility of the device for therapeutic and structural usage
is vastly improved when the pads are a part of a body 40 other end of spring 26 being secured to a ?anged circular
plate 28 which is rotatably seated in a cupped member
encircling system which is altogether of a resilient nature.
29. The cupped member 29 associated with pad mem
Thus, with the instant device in use, any movement of
ber 11 is ?xed to spring member 12 by a clip 30.
the body including bending, lifting of objects, twisting and
The front pad member 13 is mounted on spring mem
even breathing, is translated to the resilient elements of
the device which ?ex in a manner to impart mechanical 45 ber 14 for adjusted movement towards and ‘away from
member 14 while still maintaining a resilient connection
oscillating movements to the pads thereof, thereby pro
to member 14. As shown in FIG. 2, a pair of outwardly
viding a substantially constant therapeutic treatment for
bowed springs 31, 32 have their outer ends received in
the body of the wearer by way of said oscillated pads.
grooved abutment members 33, 34. The spacing between
Furthermore, as the pelvic device must be carefully
springs 31, 32 is regulated by a screw 35 which inter
?tted to each patient and thereafter progressively re?tted
connects abutment members 33, 34; member 33 being
during the course of treatment, the improved device of
threaded to receive said screw.
the instant invention incorporates elements which lend
A clip 36 connects the midportion of spring 32 with
themselves to the ?tting and re?tting operations readily
a midportion of ?at spring member 14 while a combina
and with minimum effort.
tion clip and rivet 37 connects the midportion of spring
'The pelvic devices encircle the body of the wearer
and necessarily must be subject to extensive manipulation
31 with cupped member 29; the rivet portion thereof
allowing for rotation of pad member 13 relative to said
as an incident to the application and removal of the
cupped member 29.
device with respect to the body of the wearer. Since
The ?at spring member 14 is riveted at one end thereof
such devices are made essentially of metal, the incident
repeated stresses and strains introduce fatigue which may 60 to front end portion 38 of curved spring member 15
while the other end of member 14 is ?xed to a latch
result in premature failure of the metal parts.
element 39 of latch means 17. Latch element 39 is
Accordingly, an object of this invention is to provide
offset at its outer end and formed with a rectangular
an improved pelvic device including metal elements for
opening 40. A coacting latch element 41 is ?xed at its
supporting pressure applying pads, wherein the metal
elements are of a character which is highly resistant to 65 inner end to front end portion 42 of curved spring mem
bending strains and fatigue.
ber 16. The outer end of latch element 41 is also offset
Yet another object of this invention is to provide in
and formed with a tongue 43 which is insertable into
opening 40 of latch element 39.
a device of the character described, curved metal spring
members for encircling the body of the wearer and mount 70
The substantially flat spring members 12, 14 may
ing pad members which apply adjusted pressure to the
pubic bone and lower sacrum; the spring members being
be formed of tempered steel. However, the curved
spring members .15, 16, which may have ‘an elliptical
cross section, as shown in FIG. 3, are formed of an
aluminum alloy capable of being heat treated to bring
it to proper temper. Such alloy displays excellent resil
iency and maintains such resiliency despite repeated
bending and torsional strains incident to the manipulation
vice, means interconnecting said pad members compris
ing a pair of curved metal spring members for encircling
able alloy includes about 5.6% zinc, about 2.5% mag
the body of the wearer and presenting a pair of laterally
adjacent front ends and a pair of laterally adjacent rear
ends, a mounting member for said second pad member,"v
resilient means connecting said second pad member to
said mounting members, heinged means connecting said
nesium, about 1.3% copper and about 0.3% chromium.
mounting member to the rear ends of said spring mem
thereof in use of device 10, as further described.
A suit
bers, a second mounting member for said ?rst pad mem
The hinge members 20, 21 facilitate the application
and removal of pelvic device with respect to the ‘body of 10 ber, means rigidly connecting said second mounting mem
the wearer, thus avoiding undue stresses on the flat spring
ber to the front end of one of said spring members,
members 12, 14 and substantially extending the life
means detachably connecting ‘said second mounting mem
ber to the front end of the other of said spring mem
bers, and adjustable resilient means connecting said ?rst
terengaged relation is retained in such relation by the 15 pad member to said second mounting member to vary
the pressure of said pad members on the pubic bone and
outward bias of curved spring members 15, 16. How
lower sacrum.
ever, the lach members are readily disengaged by press
2. A device ‘as in claim 1, wherein said spring mem
ing the members inwardly to allow the tongue 43 to be
bers are formed of ‘an aluminum alloy,_said spring mem
slipped out of opening 40.
bers being mechanically bendable to vary the curvature
Device 10 in use provides means for progressively
thereof. It will be apparent from a consideration of FIG.
1, that the arrangement of latch members 39, 41 in in
correcting and redressing the relative position of the
thereof while retaining the resilience thereof, whereby to
adjust the pressure of said pad members transmitted to
said pubic bone and lower sacrum.
the adverse effects of gravitational strain on the body.
3. A device as in claim 1 and further including means
Necessarily, during the usage of the device, changes take
place in the shape, size and location of the pelvic re 25 for mounting said pad members for rotation relative to
their respective mounting members.
gion in respect to the body generally. Furthermore, a
4. A device as in claim 1 wherein said adjustable re
progressive redressment of the pubic bone and lower
silient means comp-rises a pair of opposed, outwardly
sacrum accrues from the use of the device.
bowed spring members, abutment members ,engageable
Accordingly, it is necessary to adjust the relative po
sitions of pad members 11, 13 in respect to each other 30 with the opposite ends ofsaid bowedspring members, and
means for connecting and adjusting the relative position
and in respect to the body of the wearer, in order to
of said bowed spring members to vary the spacing be
insure proper pressure on the body portions contacted
tween said bowed spring members, means connecting
by said pad members. This, is readily accomplished by
said ?rstpad member to one bowedspring member and
periodic manipulation of the curved spring members 15,
16 by suitable tools which reset the curvature thereof 35 means connecting said second ‘mounting means to the
other ‘bowed spring member.
or vary the inclination of the cross sectional portions
5. A pelvic device for redressing the relative positions
thereof with respect to the vertical. Thus, the pressure
of the pubic bone and the lower sacrum comprising a
applied through pad members 11, 13 may be adjusted
?rst pad member adapted to bear on the pubic bone and
from time to time, and if necessary, the inclination of said
pad members may also be modi?ed to change the direc 40 a second pad member in opposed relation to said ?rst
pad member and adapted to bear against the lower
tion of the pressure applied to the pubic bone and
sacrum, said pad members being interconnected by a pair
of convexly curved body encircling members, each of
In this manner, the device 10 may be progressively
said curved members comprising a heat treated aluminum
accommodated to the actual body contours of the wearer,
alloy, said curved members being resilient and adapted
particularly at the buttocks, hips and groin, throughout
pubic bone and lower sacrum of the wearer, to overcome
the course of treatment, and at the same time, making
proper adjustment of the pressures required for proper
redressment. Despite the repeated bending and torsional
to retain such resiliency when said curved members are
deformed to vary the curvature thereof, a metal spring
member for mounting each of said pad members, means
for hingedly connecting the side edges of the spring mem
strains applied to the curved spring members 15, 16 as
an incident to such adjustments in device 10, the re 50 ber mounting the second pad member to the laterally
adjacent rear ends of said curved members, means con
siliency of the members is retained and required pressures
transmitted by pad members 11, 13 are provided through
necting the spring member mounting the ?rst pad mem
ber to the laterally adjacent front ends of said curved
out the treatment period.
members, and adjustable spring means connecting said
It will be apparent that by turning screw 35 in one
direction, pad member 13 may be brought closer to its 55 ?rst pad member to said second mentioned spring mem
ber for varying the spacing therebetween.
supporting spring 14, while turning the screw in the op
posite direction will cause member 13 to move away from
6. A pelvic device for redressing the relative positions
spring 14; thus facilitating ?tting and adjusting device 10
of the pubic bone and lower sacrum, comprising a pair
of opposed pad members, and a closed system of re
silient metal members adapted to encircle the body of
the wearer for mounting said pad members, said system
of metal members including a pair of oppositely dis
posed curved metal spring members and a pair of oppo
to a particular wearer.
The bending tools are readily
applied along the curvilinear extent of spring members
15, 16 to change the curvature thereof and may be applied
to end portions 18, 19, 38, 39 for torsional elfects to
change the inclination of pad members 11, 13.
sitely disposed substantially ?at metal spring members
As changes may be made in the embodiment of the
65 interconnecting said curved metal spring members, means
invention herein shown without departing from the spirit
for mounting said pad members on the respective ?at
thereof, it is understood that all matter shown or de
metal spring members, and means for hingedly connect
scribed shall be deemed illustrative and not limiting ex
ing the opposite ends of one of said ?at spring members
cept as set forth in the appended claims.
Having thus disclosed my invention, I claim as new 70 to the adjacent end portions of said curved spring mem
bers, said curved spring members being formed of a metal
and desire to protect by Letters Patent:
alloy adapted to be repeatedly mechanically deformed to
1. A pelvic device comprising ?rst and second pad
vary the relative spacing and disposition of said flat metal
members disposed in opposed relation and respectively
spring members and thereby adjust the pressure transmit
adapted to be located in opposed relation to the pubic
bone and the lower sacrum of the wearer of said de 75 ted to the pubic bone and lower sacrum while retaining
the resiliency of said curved metal spring members de
spring members, latch means connecting the other end
of said one ?at spring member with the adjacent end
of the other of said curved spring members, and pivot
means for hingedly connecting the opposite ends of the
other ?at spring member with the remaining adjacent
ends of said curved spring members.
References Cited in the ?le of this patent
spite the repeated mechanical deformation thereof.
7. A device as in claim 6 and including latch means
connecting one end of the other of said flat spring mem
bers to the adjacent end of one of said curved spring
members, said latch means including a pair of elements
having inwardly offset end portions, one of said end por
tions being formed with a slot and the other end por
tion being formed with a tongue removably receivable
in the slot of said one end portion.
8. A pelvic device comprising a pair of opposed pad
members, means for retaining said pad members in ad
justed relation to each other, said means comprising a
pair of opposed, substantially ?at spring members for
respectively mounting said pad members, and a pair of
oppositely disposed, convexly curved spring members in
terconnecting said ?at spring members, and means for
mounting said pad members on the respective ?at spring
members, said curved spring members being formed of
‘a heat treated aluminum alloy adapted to retain its re
siliency despite repeated deformation of said curved
spring members to vary the curvature thereof, one of
said ?at spring members being rigidly connected at one
end thereof with the adjacent end of one of said curved
St. John
______________ __ Nov. 1,
_____________ __ Aug. 15,
_____________ __ Mar. 12,
_____________ __ Jan. 29,
Doane _______________ __ Oct. 27, 1903
Ericson et a1. _________ .. May 10, 1904
Ballou ______________ __ Aug. 30, 1910
Manix _______________ __ Ian. 11, 1927
Engberg _____________ __ May 18, 1937
Mandell _____________ __ Oct. 14, 1952
O’Connor ____________ .._ Feb. 16, 1954
Barch _______________ __ July 31, 1956
Great Britain _________ __ Apr. 28, 1900
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