The New York herald. [volume] (New York [N.Y.]) 1840-1920, 1856-08-08
American Dental Convention.
SECOND DAYS PROCEgDINGs.


American Dental Convention.
SECOND DAYS PRocEgDINGs.
The Convention reassemolsd 10 Hope jhaosl pursuant
to adjournment at 10 O'Clock A. NJ. yesterday.
The CHAIRMAN Of the Business Comm, &c reported that
they assigned II NJ for the reading OF paper
on professional Fees
The PREsgDAs1 ann ounced that meeting Of the Amer
Society Of Dental Surgeons held at O'Clock A.
NJ and that they refused to anything but the
business laid from las, year viz The sxpedency OF
dissoying the society The crty uoanin ,y in
favor OF the dissolution the announce eu, maize by
the President that effect received with applause
The sEc.ErsRy then read Yesterdays proceedings from
a morning paper, he had prepared IN ai minutes
himself.
The PsgpgSr then announced the business first
order the consideration Of tne pathological condition
Of slsessed dentine.n
DNxGATr, who had just arrived in tow inquired if
a report Of the discussion yesterday the question
before them was published IN sponse TO which a Oele
gate from New York said that very correct and
tended report Of. Their proceedings appeared in the
H1tALD OF this moving.
The PRESIDENT then stated that the business now in
order would be the contnad discussion OF the pathology
cal condition Of dentlne, and il remsdml agents.
DELEGATE from Ohio then read lengthy and scien-
tfc paper the remedies for mi AIMED dentne which
evnced that the gentleman hat bestowed great deal Of
research IN the preparation Of his PAPER lie argued that
the dentine was composed of animal matter ADD earay
salts, and possesses vitality. rne more dense the
dentine the greater its caDabity OF resisting chemical
action, and chemical appliances in hqua form are
eiectual than others. Chemical remedies ap-
piled for cavities would less upon the den
tine, and should therefore be applied with care and
discrimination Thus, akales, kreos9ti, are not
likely to relieve the sensbilty OF the dcttne. unless
applied excessive and Injurious quantities The cha
and action of other chemical agents We're con
sdered and the various methods OF prePartg caroas ca
yites for filling discussed. The Of arsa1ous acid or
arsenic the sensbity Of dentiue was con
demped liable destroy the vitality OF the dcatue
Ill. ,ggsg
tutiona results The principal argument In IT, favor
its reliability II would destroy the vitality of the tooth
effectively when mixed with meal would over
come the vitality rats and cockroaGhcs.
delegate from Pepnsy ivania said that the question
under consideration had been discussed by their
fesson aud over again He had noshing particu-
ariy say upon the subject He had listened with
great deal Of pleasure to the reading OF ne paper Just
pres nted &C the Convention There only
chanica but physoiopk al point o. view hich this
question 70 be considered He proposed to present
very briefly bis views IN regard TO tnts matter OF in
famed dcntine. The coalition of Leutne termed seasi
tive healthy condition, and change from
a normal condition This fact well established, that
although the dentiue of perfectly healthy tcota had
certain degree sensibity was Increased when carries
SET in and ii was exposed TO contact with
by the fact that when carous cavity pr pared for
filing which was slightly sensitive became stu more
accompanied by pain. II might lead 70 simple exalia
ton q sensbili'y or nervous Irritation OF the parts
Thr knowledge of the intimate relation Of the teeth
vtry imperfect. II impossible 10 state how the vi
tally went Whether increased circu took
state knowledge Il precisely the
with the deptne As il was With any o.he VIII, tissue.
There very Obvious ways OF treating this sensi
b,y. the parts affected can be protected from the
ton Of the irritating agents the mouth this sensiDty
can be relieved II was tot always possible 70 DO THIS
d. composed Of some substance which will resist the
influence OF the fluids Of the mouth or all the agents
used FOR that purpose known In the that which
had been found the most reliable arsenic acid Tue
great objection to the OF mic Us liability
absorption Bet when the superficial LAYER OF the denne
Is
Hence arsepiors acid may De safely apple u the cavity
supe. hcal and u Is not allowed 70 remain 100 long
Their y to be taken IN order that absorption might
on vitality necessary. This was eynced In cases
fcarous bone II fact which could not be douhi
that arsenic wodd pass through the denne 10 the
pulp The question then how could so powerful
agent be used safely Arsenic acid, in his opinion,
might be applied with perfect safety 1.-THE cavity the
decayed tooth superficial one, and the arsenic
not allowed 10 remain in too long The most sens!
We parts OF the tooth 10 excavate were those lying
earest tie cavity: and 10 many OF these cases,
efficient to protect the thin line OF dcntne over the pulp
y layer OF Much had been said against the
OF arsenic because very often injury had been inflicted
by i,s inudicious use.
Ipanswer 70 az inquiry tT2m smother as4ser The
gentleman ssid that he Used in his practice tue ary ar
senious acid His usual practice TO let remain
the cavity twelve hours, aud then H. He
had any instance OF the destruction Of the
vitality Of the tooth, after the lapse OF many years
where arsenious acid or cobalt had been used.
A DEIEGArE from New Jersey said that there were
three kincs Of decaved dcntrine-black brown and
white he would conlne his remsrxs pore particularly
to The brown decay which he bad found more sen;ss
than either the white the black decay. He had found
his own practice that this species Of decay could DE
easily eradcated than by any arid or any
other sgeu He had been successful 10 this practise
that be had abandoned ali applications. IL he could sue
coed In pressing the gum away from the decay the ens
uvencs was destroyed and he could remove the decay
In "A continuous lump.
DrIoA1Y from New YORK said that some twelve
years ago, without knowing that arsenic had been used
for that purpose he applied IN where II was i'm
possible 10 excava,or. The opeaaton was quite
successful and be enabled destroy sensliye
ness Of the tooth, that be could OIL IT, He had IN
mind some cases which be treated some In ee or four
years ago with arsenic and he believed that the opera
tion had been attended with entire success.
a IEIfGArr from New York related In his own
personal experience where there family Of four
young ladies whose teeth had been destroyed entirely by
the OF arsenic He had srea, faith 10 the sharp
believes strongly 10 leaving great deal 10 nature n
70 inquiry the gcptemgu stated that he used
for temporary filing sometimes quits pcrcha and some
Dn,sArK, from Pennsylvsna thought ,ha, the gen.
tlcman who had spoken Of the deleerioag influence Of
arsenic bad been rather sweeping n his They
much more liable 10 acciders with TIM; agent be.
cause was much more active ard powerful than any
other agent He would never allow II 70 remain 10 the
cavity 81 the tooth longer than i've sours tine for
he considered II u remained longer toan that time Il
would penetrate the tooth so much CO 10 prodne mate
rial injury He rcfs;ed instance HE own practice
showing the evil effects OF allowing 10 rersan too
long The patient contrary 70 his diresons suffered
application 70 remain day or two, and tire y1talay OF
DIrraArx from ono said that wber, case Of sensi.
tive dcnrine presesied 10 them. they consider
the modifying circrms ~nccs attending ~ The same
OF could be indicated Of couyse in
all The treatment that would be Indicated in the
teeth Of a young person might not be indcaaed In
the Of Older person, although the same con.
stitutional peculiarites might exist in both cascs
When case was presented TO them, thy con
sider all the Circumstances attending r-sta the
constitution and age of tie patient the peauiares Of
decay the nature Of the agent producing the decay she
Of sensibhiy to be allayed, and vh,her ras
n O chronic acute character. These circumstances
Mould all be considered before they went 10 work IN
pYder the In their hands ralonally and
when they had ascertaiBed all these circuu1,als sey
could then Indicate the treatment to be adord vas
always desirable that all the dentine suferet t ycalu
should retain ts vitality Arsenic may Be sppled vncu
Il desirable destroy The Ete OF the We se tosa but
Il liable TO be absorbed by the living or deal .eoth
and 10 dangerous Wherever Il goes Il pse aUces seath
and should be used q, AL Of Yong pcvsons
where teeth highly valued.
a DNEsATE from Louisiana said the main quc~sop OF
interest profession how they scud ave the
teeth In as little and with much e,se and sotnor,
10 themselves a. possible IN operating but hos they