ON

THE

PERNASAL SINUS

OPERATION

FOR

FRONTAL

SUPPURATION.

P. Watson-Williams, M.D.Lond., Lecturer on Otology, Rhinology, and Laryngology, University of Bristol, and in charge of the Department for Diseases of the Ear, Nose and Throat. Bristol

Royal Infirmary.

Many

patients

on

has been

operation suppuration

whom the writer's intranasal

performed

or

pernasal

for the relief of frontal sinus

have been demonstrated at

meetings

of the

Fig. Fig. 2. 2. Bone Bone specimen the fronto-nasal fronto-nasal passage*with showing the passage with specimen showing shows the the dotted dotted line line shows the route route probe probe passing passing through ;; the anterior entry and other other ante-conchal ante-conchal of of anterior agger entry through through agger and " " " cells. cells. is is well Note anterior Note the the anterior entry well in in front entry of front of "

the the

cribriform cribriform plate. plate.

Vol. XXXIII. No. 127.

26

DR.

P.

WATSON-WILLIAMS

Medico-Chirurgical Society, and I propose to describe shortly the operative technique of what I have termed the anterior route, without touching on the various methods of intranasal operation employed by other workers, which have been incorporated in my Introduction to a recent discussion on this subject at the Royal Society of Medicine. The non-external operations for frontal sinusitis fall under two classes, (a) those restricted to the removal of ethmoid Bristol

1

cells and other structures within the nasal fossa below the frontal sinus, i.e. the those in which the

strictly intranasal operations ; and (b) operative field comprises parts entering

into the formation of the sinus itself, e.g. the nasal crest and any other structures above the lower end of the ostium

frontale, in which but

case

the

operation

is

The terms intranasal

pernasal.

longer intranasal, and pernasal are, I no

FULL SIZE

Fig. 3. All author's spheno-ethmoidal angular forceps, made in two sizes. The author's inches from the tip, so that the precise distance the instruments are marked in inches determined? from the naris that any instrument has been passed can be at once determined-

think, better

terms for the difference in extent of

than the words

"

incomplete

"

and

"

complete,"

formerly used. Practically all the internal operations for disease in general use are various degrees 1 2

The term

Proc. Roy. Sos. Med., pernasal was suggested

operation

which I have frontal sinus of intranasal

1914, ii. 121-43. me by Mr. William Hill.

to

PERN AS AL OPERATION

FOR FRONTAL SINUS SUPPURATION.

27

Ingals, of Chicago, the credit is due of having devised the first practical method of operating on the frontal sinus ostium itself, i.e. of extending the operative field to the frontal sinus. Ingals reported in 1905 successful results from the operation, but it seemed to involve so much

operation.

To Fletcher

Fig. 4. Fig. 4. -The author's a standard burrs, guarded rotating The are fitted with a which are author's burrs, which " rotating ^ o. 2 Asch's guarded The nose to -\o. 2 Asch's " slip-on joint." been passed up burr having The burr up the nose having been joint." slip-on >s made to indicates the position of to lie against the face tip indicates face outside and its tip against A finger disconnecter, not !c b'trr be to be 1he cable to the cable allows the burr in in situ. situ. A finger disconnecter, not shown, shown, allows disconnected moment. disconnected at at any any moment.

risk to the

patient

accepted.

Others have tried to

Ingals, think

that his method has

the

an

on

been

generally

the methods of

some years I what I venture to methods which at least have the advantage of

being safe, provided with

improve have sought

and for are

never

reasonable

care

and skill be

conjoined

intimate practical acquaintance with the anatomy of

region

and its variations from what is

regarded as normal. pernasal operative measures for frontal sinus suppuration is the external operation, which unfortunately affords no certainty of a I he

alternative

to

intranasal

or

28

DR.

WATSON-WILLIAMS

P.

successful result,

always exposes the patient to septic osteo-myelitis, which is usually fatal, and is liable to leave a depressed scar, which may amount to a cosmetic deformity. Though in the course of a fairly large series of external operations I have been fortunate in having no case of osteo-myelitis, and the majority have been cured with little and sometimes no cosmetic defect, such happy completely the risk of

results

far from invariable, and in two

are

termination resulted, the cribriform

once

plate,

from

a

fatal

congenital dehiscence in patient from a pre-

a

and in another

frontal lobe abscess.

existing

An external radical frontal sinus avoided unless the

symptoms

are

so

operation

or are

to

impossible

perform.

should be

that relief is

severe

called for, and unless intranasal

urgently failed

cases

operations

The intranasal

or

have per-

nasal method is sometimes rendered anatomical

irregularities,

entrance to the it is

impossible with

met

operation

one

which

sinus, and if

inapplicable owing to prevent one making a safe

no

entrance

can

be effected,

enlarge the fronto-nasal passage. I have such case, and subsequently an external

to

showed

clearly

that

no

operation through

the

nose

But, on the other hand, even a very fronto-nasal passage, such as affords ample and effective large between the sinus and the nasal passages, does not drainage could have succeeded.

satisfactory relief, for the sinus may polypoid granulations, or may be in communication by a narrow opening with some large orbito-ethmoidal cell, which is altogether out of the reach of any pernasal operation. Yet such conditions are exceptional, and by the method described below the large majority of cases of frontal ensure a cure or even

be full of

suppuration, greatly relieved

sinus so

external An

over go per cent., may be either cured or that there is no need to consider a radical

operation. acute

taneously,

but

frontal

sinusitis

chronic

frontal

will

often

sinusitis

recover

rarely,

sponand for

PERXASAL operation for frontal sinus suppuration. 29

the

reason

or

that

if

the

associated ethmoidal

existing anatomical cell infection

did not

conditions make

a

spontaneous recovery out of the question, the frontal sinus would have recovered in the early or acute stage, and thus would not have become chronic.

It is therefore

hardly

showing cells,showing andfronto-ethmoidal theethmoidal ethmoidallabyrinth l(lSramofofthe fronto-etlimoidalcells, laSra'n labyrinthand /1 c,tyvcd the frontal catheterization ofof the frontal c"n,edentry, methodofof catheterization oldmethod theold entry,AAtoto*,*,of0/the advocated, DD methodofofentry as entryadvocated, anterior method thedirect withthe directanterior comParcdwith ?

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