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Патент USA US2412352

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Dec; 10, 1945.
Original Filed Aug. 26', 1940’
Patented Dec. 10, 1946
Simon Myerson, Brookline, Mass.
Original application August 26, 1940, Serial No.
354,205. Divided and this application April 7,
1943, Serial No. 482,110
13 Claims.
This invention pertains to dentistry and relates
more particularly to a temporary supporting
(01. 32-11)
Fig. 8 is a view similar to Fig, '7 but illustrating
a modi?ed construction;
Fig. 9 is a front elevation of the suction-cup
supporting member of Fig. 6, the cup being broken
device for arti?cial teeth, designed for use in
observing the e?ect of such teeth in a person’s
mouth before the teeth are permanently ?xed in
Fig. 10 is a view similar to Fig. 2, but showing
a denture—the present application being a divi
a modi?cation;
sion of the copending application of Simon Myer
Fig. 11 is a side elevation, partly in vertical
son, Serial No. 354,205, ?led August 26, 1940,
section, illustrating an appliance speci?cally de
which is a continuation-in-part of the copend
ing' application of Simon Myerson, Serial No. 10 signed to support a single arti?cial tooth for ob
313,077, for Tooth holder, ?led January 9, 1940.
'Fig. 12 is a perspective View, to large scale,
In said latter application there is disclosed a
showing details of the supporting appliance illus- I
tooth holder designed temporarily to hold a group
treated in Fig. 11;
of arti?cial teeth, for example, six anterior teeth,
Fig.' 13 is a plan view similar to Fig. 3 but illus
in a manner such as in a general way to simu 15
trating a modi?cation;
late the appearance of teeth permanently mount
Fig..14 is a View similar to Fig. 11, but show
ed in a denture or in the natural gum, and, at
ing a holder like that of Fig. 1.
the same time, to constitute a practical shipping
Referring to the drawing, the numeral I vdes
card for transmission of the teeth to the dental
laboratory or dentist, as well as to constitute an 20 ignates a novel and desirable tooth-holding de
vice of the kind disclosed in the above-named ap
acceptable mount for displaying the teeth for
plication of Simon Myerson. This tooth holder
ready observation. Said latter, application also
I‘ maybe made 'of any suitable material, for in
discloses, broadly, certain forms of attaching de
stance‘ hard rubber or gum-colored metal and
vices operative temporarily to support the holder,
with its complement of teeth, within the patient’s 25 may comprise one or more parts, but the pre
mouth so that the dentist may observe the teeth,
ferred constructionconsists of an integral mass _
of a synthetic resin. Resins derived from meth
acrylic acid have been found particularly de
The present invention relates more especially
sirable for dental work.
to such supporting or attaching means, one ob
ject of the invention being the provision of a 30 As more particularly illustrated, by way of ex
ample, in Figs. 2 and 3, this holder is curved in
supporting appliance including means operative
horizontal section substantially like the human
temporarily to secure the holder to another part,
gum ridge and comprises the rear portion 2 and a
for instance to the roof of a person’s mouth.
front portion or apron 3.
Other and further objects and advantages of
‘While the holder is here shown as curved, a
the invention will be made manifest in the fol
straight or concave holder (otherwise like that
lowing more detailed description and by refer
illustrated) is useful as a support for teeth dur
ence to the accompanying drawing in which
ing shipment. The rear and front portions, 2
Fig. 1 is a front elevation of the tooth holder
and 3 respectively, are integrallyjoined at the
such as may be supported by the attaching means
of the present invention, showing six anterior 40 upper edge 4 of the holder, said upper edge'being
properly shaped to ?t between the gum ridge‘ and
t teeth mounted therein;
the inner surface of the patient’s lip. The parts
Fig. 2 is a section on the line 2-—2 of Fig. 1;
2 and. '3, diverge downwardly from the upper part
Fig. 3 is a plan View of the device shown in
if desired, from a distance.
Fig. 1;
of theholder, thereby providing a socket cavity
Fig. 4 is a diagrammatic side elevation show 45 which may be a single elongate horizontal groove
extending from one end to the other of the
ing the tooth holder of the present invention
or, if preferred, this groove may be di
mounted upon a desirable form of attaching
vided to form a plurality of independent sockets.
means and arranged in position for observation
When hereinafter reference is made to this fea
within a patient’s mouth;
ture of the device, it should be understood that
Fig. 51s a plan view, to larger scale, of the at
the term "socket” or “chamber” is intended to
taching means whereby the tooth holder is so
designate either a single groove for the recep
held in position in the mouth;
of a series of teeth or to indicate an arrange
Fig. 6 is an elevation, partly in section, on the
ment in'which independent sockets for the sev
' ‘
Fig. '7 is a section on the line 'I—'! of Fig. 5; 55 eral ' teeth are employed. This socket, cavity,
line 6-6 of Fig; 5;
chamber or groove is designed to receive tooth-r
attaching means, for instance a body 5 of dental
waX (usually thermoplastic) into which the gin
gival ends of the teeth 7 may be pressed so that
the teeth will be held removably in desired po
gate and tubular and closed at one end. The
support 22 is provided with an external boss 23
upon which is mounted a suction cup 24 of soft
rubber or the like which is designed to engage
an inner surface of the?patient’s mouth, for ex
sition within the holder ‘by the retaining action of
this was. Preferably the socket chamber 'isiof
such dimensions as will permit the body ofwax1
ample,v the mucous membrane of the hard palate
‘indicated at '25 ‘in Fig. 4. When the'parts are
thus disposed, the gum ridge 26 ?ts closely against
‘the rear surface of the rear part 2 of the holder I.
to embed the] usual attaching pins 6 of the teeth.
so as thereby to furnish a very secure anchorage.
As here illustrated, the teeth are of anoveland
improved type wherein the incisal'portion is ‘or
relatively greater transparency than the upper
or body portion, and in which stria-s'imul'ating
inserts, and in some instances: simulated ?llings, 15
are incorporated.
outer end .30 engages the inner surface of a
order to simulate the appearance of the human‘ .
gum, the front surface _- of_ the gum-simulating
=29_f‘ree to separate, thus‘ permitting ‘theirods ‘20‘
and LZI to slide freely with reference to the sup
port’ZZ. The ‘openings in the ‘wall :22 through
which-the rods 20 “and ‘2| *pass are elongate’ cir
cumferentially of the support (Fig. '9) ‘so (that
?gured;and‘-ha_s its lowerpa'rt'tapere'd downward
ly and providedwith 'a‘plurality’of arcuate re
cesses for the reception of the necks of the in
dividualteeth. The'portions of the apron which
separate these recesses form cusps’ 9 which in- >
the support may pivotigabout "the-axisprovided '
tervene between adjacent ‘teeth. Preferably ‘the
by‘the pins 21, 238V'and 129,;said axis "extending
substantially horizontally'an'd transversely‘ of-the
wax‘? 'is of a'thermoplastic character such that .,
it may be vsoftened‘by the application vofj'heat "
mouth whenthedevice is in'use. ‘In the same
and when allowed to cool hardens again. I Thus
waygthe'block i2 is free‘to'pivot Vabout‘the pin
'14 "when the ~clamping screw f5 is'loosen'ed.
the teetlrmay be embedded in‘the' wax'while "the
‘latter ‘is "soft and ‘become ‘?rmly fixed in the >
holder whenthe wax hardens, although they 'may 3
Moreover, when screw ‘I‘Sfis loosenedthe-boss 1.0"
may be "adjusted longitudinally within ' the~open
ing ‘[3.’ The tightening-0f the screw I5 locks
the block 12 ‘both against ipivoting and against
be"removed-individually when‘desired;
The holder i has a rearw'ardly‘extending in- >
tegral "lug or boss 19 which, as ‘illustrated in
Figs. 2 and 3, is furnished‘with'an opening or
sliding \"on ‘the boss "H1. ‘Obviously,-'ball-and
socket ‘joints 'may be ‘substituted for the v‘con
nections "herein speci?cally ‘illustrated, whereby
slot ll for‘the reception'of anf'attaching‘key or .
‘pin as‘discl‘osed in application'Serial No. 354,205,
the ‘bracket is adjustably united’ to - the holder
the ‘lug l0 .' also ' constituting means IfOI‘ -' engage
'm-ent by "a " clamping ‘device ‘forming ‘part of i‘ the '
‘novel ' supporting vappliance "or ‘ attaching means
‘ and/orthe cup-support,“respectively.
"In 'Fig. {8 a modi?ed ‘arrangement
vmeans‘comprises a clamping "block I 2 'havingex
the'openingjth'e holder cannot tipi'sidewise. The
; 'block‘iz ‘is furnished with a'transverse‘passage
‘ intersecting the opening 'l‘3jand iniwhi'chis'dis
posed a pivot ‘pin I'll. This'pivot pin may be
‘arranged loosely ‘in‘the passage ‘or it ‘maybe
of ‘?exible "material and is "engaged at its con
circulartransverse sectionjinstead of rectangu
lar. The'operiing'in'the ‘block 112%, which‘r're
ceives the ‘boss ma, isrc‘urvedr'in contour 1but ‘in
tending therethrough; asocket ‘opening _or*guide
‘ 'ta'ngular contour so that when the lugfis'?t'ted ‘in
‘shown _
' wherein "the boss has of ‘the tooth Q holder isf-of
" Referring to "Figs. ‘ 5, I6, '7 "an'dy9, ‘this ‘ attaching 45
way lf? into which the lug‘ Hl‘fof theholder‘may
he slid. As shown in-FigsIZfand17,‘the'lug'and
the socket opening 1'3 "areof ‘substantially ‘rec
screw-threaded cap 3!, which is screwed onto
the end of the support 22. When the cap 3!
_1's;partly unscrewed it leaves the pinsfj‘2Lf-Z8 and
. part or apron 3 is properly‘colored and "con
VWithin the ‘tubular cup-support 22 there are
“arranged three loose pins 21, 28 and 29, re
spectively, (Fig. 6).. The ‘opposed ends of ad
’jacent pins ‘are shaped to provide pairs of clamp
inggja-ws between which are disposed the parts
'20 .and 12!, "respectively. The pin 29 projects
beyond lthe open end of the support 26 and its
' '
The teeth ‘I are mounted, as just stated, with
their gingival portions sunk or embeddedin ‘the
body 5 of wax in the socket chamberi and in
now jto be ‘described.
support 22 (Fig. 6).. This cup support is elo'n‘e
other respects the arrangement‘is'generally-‘simi- '
‘lar ‘to that of 'Fig. *7, 'andf'when-ithe clamping
' screw ' 15a‘ istight'ened; the block‘isprevented from
pivoting "on the ‘block I4, anduthe-bo'ss ~lil=éjof
‘the; holderis prevent-ed'irom’sliding [in the‘fblock.
When the holder “I is secured ‘to the "support*-»
ing ‘or ‘attaching'lmeans illustrated ‘in?’ Figs. *5;
“to '9, “it ‘may be ‘placed in v'therpatient’s 'mouth
and" temporarily suspended ‘and ?rmly‘ held. in
‘place by the attaching j'meansjincluding 'thefSLlC
tion "cup 24. "Bycrea‘son #of"the “several ‘adjust
tralpart bye/‘clamping screw! 5 having a knurled
‘hea'd‘H. This clamping screw l5 engages a screw
'mentsjprovided,,'the *holder'mayrjbe disposed at
threaded opening in the'block ‘l2 and when it'is' ‘
the size of ‘the ‘mouth or the position "off-thefgum Q
turned, “it ‘may ‘be ."caused to ‘bear ‘against the
v‘c'e‘nterpart of the pin lll‘so 'asito'cramp'the lat
tera'gainst the lug' ID and‘ thus secure‘the holder
the block 12 from turning aboutthe pin'M as a
pivot. The pin "M projects beyond "the opposite
sides of the'block I‘Z'an'd to'its opposite, ‘ends 15
. and v.
are secured the ‘forward ends ‘of a ‘pair
the ‘proper vposition in the jmouth regardlessjo'f
ridge, and without distorting 'th-evlipsrandgwhen
. soarrange'dthe'teeth maybe/observed by "the
dentist and ‘by the patient with "the aid of a
mirror, from a distance if desired. The dentist
‘and patient'may thus, obtainan accurate ‘idea
of ‘the appearance ‘that thefteethwould ‘have ‘ if
‘permanently mounted "ini'a "denture. ‘Sincefthe
of vwirevr'ods .l8 and ['9 '(Fig. -5), respectively,
teeth "1 ‘are removably secured ‘intthie iholderj-l,
it is possible (if the dentis'ttd‘oe‘s 'notilike.ithe"ap—
constituting ‘elements of - a ‘bracket ' by means ' of
pearance ‘of vthe ‘teeth j‘wh'en ?rst tried,‘ infthe
which the‘ blockil'lmay be attached to a‘supp‘o'rt. .
patient’s mouth) to fremove‘thejenthe ‘holder
Thevmembeirsilt and I'9"proje'ct rearwardlyia'nd
and substitute another fhaving‘a "differing (set of
2| whose rear ends -.pass freely‘lthroughopenings . .
vholder ,and replace them with'lothertee'thvor
comprise substantially parallel-portions VZU‘a'n‘d
‘the Wall of a substantially cylindrical c‘u'p
‘teeth, ‘or he may remove indivi_dualf;teeth froma
‘rearrange ‘them in the holder so as ‘to obtain
said parts in chosen relative position of adjust;
the most desirable effects and those most closely
resembling‘the appearance of the patient’s own
v~2. An appliance for temporarily supporting a
natural teeth. When the dentist‘ has thus de
display holder for arti?cial teeth within the
termined, by trial, the form,'color and'size of
mouth, said appliance comprising relatively mov
tooth which gives the best effects and how they
able, substantially rigid parts whereby the holder
should be best arranged, he may then employ
may be adjustably and properly positioned either
the assemblage which has thus been found to give
up or down or from front to rear, means for ?x
the best result, in making up the denture in
ing said relatively movable parts in chosen posi
which may be permanently ?xed the same teeth
which have been tried and found satisfactory 10 tion of adjustment, and an attaching element,
spaced rearwardly and posteriorly of the holder,
when arranged in the holder.
As illustrated in Figs. 11 and 12, a single tooth
T is arranged with its pin or pins 6 embedded in a
mass of wax 5 within a socket cavity in a part Illz
(preferably a horizontally ?attened tube) hav
ing secured thereto an attaching bracket l?x to
which is ?xed the suction cup 24*‘ by means of
which the appliance may be temporarily held in
the-mouth. Instead of ?lling the part IiiZ with
wax for the reception of the pins of a single tooth;
the part lliz may be made of such dimensions (Fig.
14) as to receive the lug ill of the holder l, pref
erably with a sliding ?t, so that the holder may
engageable with an inner surface of the mouth
and operative, independently of the position of
the opposing jaw, to suspend the entire appliance
together with the holder from the intra-oral sur
3. An appliance for temporarily supporting arti?cial teeth in the mouth for observation, the
appliance being constructed and arranged to be
located wholly within the oral cavity and tem-‘
porarily to position tooth-holding means within
the‘mouth thereby to permit observation, between
the parted lips, of a tooth or teeth carried by the
holding means, the appliance comprising a clamp
comprising relatively movable parts operative re
leasably to engage between them a part of the
tooth-holding means, a suction cup, a bracket
previously described.
connecting the cup and clamp, and means ad
In Fig. 10, the attaching lug iilm is shown as a
uniting the bracket to the cup.
separate element, for instance a length of flexible
ll. A support for dental use, said support com
metal, having one end embedded in the substance 30
be adjusted longitudinally of the part W. The
arrangement of Fig. 15 thus provides a somewhat
simpler type of support for the holder than that
of the holder, its projecting portion being de
signed to be received in the socket‘ of a hracket'or
such other supporting means as may be employed.
In Fig. 13 a further modi?ed form of holder iX
' prising a clamp engageable with a part to be sup
ported in the mouth, a suction cup, a bracket con
necting the clamp and cup, the bracket being piv
otally connected both to the cup and clamp, the
clamp comprising a single locking element oper
is illustrated, such holder being in general sim
ative concomitantly to secure said part to the
ilar to the holder 1 above described but having
clamp and to ?x the clamp against rotational
extensions 40 reaching around to the molar region
movement relative to the bracket.
of the mouth, and which may constitute supports
5. ,A support for dental use, said support com
for molar teeth 42 and also for elongate suction
prising a clamp engageable with a part to be
cups 43 designed to engage the molar region of 40
supported in the mouth, a suction cup, a bracket.
the gum and thus to afford additional attach
connecting the clamp and cup, means uniting the
ing means for temporarily retaining the holder
cup to the bracket, said latter means including:
in the mouth.
a guide in which a part of the bracket may slide,v
While as herein speci?cally illustrated by way
and means operative concomitantly to secure the;
of example, the teeth are shown as upper teeth,
bracket against sliding 0r rotative movement with‘.
and in describing the teeth and holder, such
reference to the cup.
terms as “upper” and “lower” may have been
6. A support for dental use, said support com
used, it is to be understood that all such expres
prising a clamp, a suction cup and a bracket, a
sions have been employed merely for convenience 50 pivot pin uniting the bracket and clamp, the
in description and without limiting intent, and
clamp having therein a socket, one wall of which
that the appliance herein claimed is intended for
is constituted by said pivot pin, said socket being
use with lower teeth as well as for use with upper
designed for the reception of a part which is to
be supported in the mouth, and a clamping screw
While certain desirable embodiments of the 55 operative to press the pivot pin against said part
invention have herein been illustrated and de
thereby concomitantly to ?x said part within
scribed, it is to be understood that the invention
the socket and to prevent movement of the clamp
is not necessarily limited to these particular em
relative to the bracket.
bodiments, but is to be regarded as broadly in
7 . A support for dental use, said support com
clusive of all modi?ed constructions, substitutions 60 prising a clamp, a suction cup and a bracket,
of material, and variation in arrangement of
means uniting the clamp and the bracket, and
parts which fall within the scope of the annexed
parts uniting the cup to the bracket, said latter
parts including pivot means de?ning an axis, ex
tending transversely of the mouth when the sup
I claim:
1. An appliance for temporarily supporting a 65 port is in use, about which the bracket may
tooth display holder within the mouth, said ap
swing, and means operative to prevent relative
pliance comprising substantially rigid parts which
movement of the cup and bracket about the axis
are relatively adjustable for properly locating the
of said pivot means.
holder both up and down and from front and rear,
8. A support for dental use, said support com
one of said parts being designed and arranged 70 prising a clamp, a suction cup and a bracket,
for attachment to the holder, and another of said
means uniting the clamp and bracket, and ele
parts being provided with means, operative, in
dependently of the relative position of the jaws,
ments uniting the cup and bracket, said elements
including means providing a guide in which the
temporarily to a?ix said latter part to an inner
surface of the mouth, and means operative to ?x 75 bracket may slide, and means operative to pre
vent movement of- thebracketirelatively to said
9. A support for dental use, said support com
prising a clamp, a suction cup and a bracket,.
means uniting the clamp and bracket, parts unit
ing the cup and bracket, said latter parts in
cluding a'tubular housing ?xed‘ to the cup, said
housing having guide openings for the bracket
whereby the bracket may be slid relatively- to‘
ual ; adjustmentxto a predetermined degreev of the
toothahclding means andxsaid attachingip'art.
appliance ‘for temporarily supporting
arti?cial-teethinithe'mouth for ‘observation, said ‘
appliance including a; holder of normally sub
stantially, rigidand shapeeretaining ‘material, .the
holder having-a'cavity for the reception-of plas-y
tic material operative removably to secure teeth ,
tntha- holder, the holder having an elongate at
tachinglug projecting from‘ its lingualf side, a‘
the housing, and means within the housing for 10
clamping- the bracket against movement relative
part having therein a socket-cavity which receives
10. A support for dental use, said supportcom
prising a clamp, a suction cup and a bracket, .
means uniting the clamp and bracket, partsunit
‘ ing the cup and the bracket, said latter parts
including» a tubular housing ?xed to‘the cuphthe
the lug of; the holder with azsli'ding fit» whereby
the: holder may be adjusted relatively-to said
socketed-part, an elementv designed for adhesive
attachment to an intra-oral support; and .a
bracket uniting‘ said ‘attaching- element, to the
housing having guide means for the’ bracket,
13. An appliance for temporarily supporting
said guide means being so constructed and ar
artificial teeth in the mouth for observation,- said
‘ ranged that the housing may be rotated relative 20 appliance including a holder’ of normally sub
to the bracket as Well as slid longitudinally of
stantially rigid and shape-retaining material,- the
the latter, locking means within the housing
holder 'havinga cavity for the reception of- plas
‘ operative to- prevent relative movement of the
tic material operative removably to secure teeth
housing and, bracket, and means for actuating
to the holder, the holder having; an attaching lug _
said locking means.
projecting from’ its lingual side, and, a support
11. An appliance for temporarily supporting 25 including a length of tubing having itsaxis sub,
‘ arti?cial teeth in the mouth for observation, said
appliance including a part constructed and ar- ,
, ranged for adhesive attachment to van intra-
stantially horizontal, the tubing being of‘ such
transverse internal dimensions andcontour as
to receive the lug of the holder with a'sliding fit,
oral surface, a rigid part having therein a socket 30 a, bracket secured to the lengthrofv tubing, and a
for the reception of- tooth-holding means, said
suction cupwattached to the bracket‘whereby the
socket opening forwardly, andv substantially rigid ' entire appliance may be'removably attached to a
uniting means connecting said parts in-spaced
relation, the appliance being so constructed and
arranged as to permit-frontetoq'ear relative man
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