FOR 
fize, which has added much to the facility and fafety in 
‘ufine them. -See his treatife on the Theory an race 
tice of Midwifery. For a more minute and particular ac- 
eount of the cafes i in which t orceps are indicated, and 
offible pofition of 
hands of every fe Place in the art. For a delineation 
ee Plate of mle aed 
. Pincers, having two — either with or without handles, 
to circumftan 
alleft ney is ar which is employed in the 
lee ie extracting the catara&, Baies which i : age for 
removing any particles of opake matter from the pupil, 
_ the chief oa ‘of the tale lens has cen taken 
aati: forceps of larger fize is that ufed for taking up 
the mouths of the arteries, when it is neceflary to tie thele 
veffels, in order to fto pavers e. _ This inftrument is 
Neit her of ie eeone forceps is made with handles ; 
~. each-opens by.its own elalticity ; and the ends of the blades 
only come a conta& when prefled together by the fur- 
geon’ s finger 
‘The ilo ee kinds of forceps are conftru€&ed with 
handles; by means of which they are both opened and 
e common neon contained in every pocket cafe 
of ‘tar ical inftruments, and ufed for removing dreffings 
- from free, extracting dead portions of bone, extraneous 
re eee c. 
Larger a employed for extraGting polypi from 
the nofe. See. 
. Forceps of ifferent fizes and conftructions, ufed in 
the operation of lithotomy, for taking the ftone out of the 
bladder, after an opening. has been made into this organ. 
Alfo, another very ftrong-forceps with teeth, for breaking 
fuch calculi'as are too large to admit of being extracted 
whole. See plate 
FORCER, in ieee, is properly a pifton, ¥ without 
There are feverat ways of making forcers: the moft com- 
mon of all confifts of a brafs cylinder, a very little lefs in 
diameter, at its bottom and top, than the bore of the bar- 
rel of the pump, and turned ftill lefs at the middle, in order 
to gi in a leathern ring or cellar (made of a thick leather 
put r the brafs cylinder), which makes it juft equal 
to the bre of the barrel, fo as to fit it aoe when it is put 
into 
The fecond, fort of - foreers confifs of three brafs cy- 
linders, which can be fcrewed together. ‘The middle one 
ought to moft, equal.in Agate : i bore es the pipe, 
fo as_to flide in it ied t. any fri upper cy-. 
T 
linder and the low wer: mrss be a little lels, and equal to one 
rine There are two on which muft be oa be 
« 
a area 
FOR 
ic o be a little oe than the ‘brafs cylinders, 
wonly themfeve folding upwards round the upper a eh 
and und the lower; they will ‘bec 
equal a o the bore of the barrel ; and conlequentle’ they a 
hinder any air 7 getting through the fides of a forcer, 
en it moves up and down inthe barrel. The ufe of the 
middle brafs elders is to hinder the feathers ie turning 
themfelves back by the moti 
This kind of a has, ee ove the other, the advantage 
of having a great dea) lefs fri€étions and befides, as the 
leathers, which are applied to it, may be thin ones, they 
are much {moother tlan thick ones, which are ufed in the 
0 Bue 
e beft way of making forcers is to have a plunger, 
or folid pean cylinder, equal in length to the barrel of the 
pump, and a little lefs in the diameter than the bore, fo 
at it may move freely in it ae any fri€tion. There 
mult be two hollow, fhort, ‘bra inders, or rather rings, 
at the top of th barrel, ahh 2 can be fcrewed together ; 
the other aa een the fame ring and the upper one; and 
mutt be {crewed pe aeeae Farge if the: folid 
cylinder 1 or forcer be put into it, a up and down, 
it is evident that the two beforeementioned leather: 
kind of forcer is, that it has no 
other fri@ion but at the oF * the barre], and that the in- 
fide of the barrel need n mooth, as in other kinds of 
pumps; but only the cnt of the forcer muft be turned 
true and polifhed, which can be done with much more 
rine and the lower part aa ie turned a little conical, aie 
t may be brought into the barrel, without any refitance of 
the upper leather of the collar or jack-head. e Defa- 
guliers, Courfe of Experim. Philof. vol. ii. p. rin “162. . 
FORCHEIM, in Geography, a town of Germany, in 
the bifhopric of Bamberg, _ on the eau miles S. of 
Bamberg. N. lat. 49° 43! E. long. 1 of 
Germany, in the circle of ee 4 | miles N.N. E. of 
Lauterttein. 
FORCHEN-SEE, a lake of Bavaria; 10 miles S. of 
Traunftein 
FORCHTENBERG, a town of Germany, inthe prin- 
cipality ? pa fituated on the Kocher; 6 miles’ 
FORCHTENS TEIN, a elite of the duchy of Stiria ; 
miles S. of Windifch-Grat 
FORCIBLE Entry, a aa a€tual entry into houfes, 
or lands, &c. with menaces or weapons, whether violence 
or hurt be offered to any perfon therein, or not. And 
forcible holding, or detaining, a withholding by violence, 
with a ftreng hand, of the poffeffion of land, &c. 
whereby he who has a lawful right of entry is barred or 
hindered. See Ent 
This was pau allowable to 7 aa diffeifed, or 
turned out of poffeffion, unlefs his entry was taken away, 
or barred by ‘his own negleét, or Shee canta: 
re this being fourd very. prejudicial to the public ghee 
t-neceflary, by feveral ftatutes, to reftra 
all are froni the ufe of fuch violent methods, even: of 
— — juftice : : fo = “ entry now allowed 
by 
ft) 
3 
