C 844 ] 
XXVI- A *Defcription of a Catheter, made to 
remedy the Inconveniencies which occajioned 
the leaving off the High Operation for the 
Stone 5 lay Archibald Cleland, Surgeon to 
General Wade’s Regiment of Horfe. 
A S this Operation was left off very precipitately, 
in order to introduce that Method now called 
the Lateral Operation , which has been pradtifed for 
fome time with good Succefs; notwithstanding, had 
the Operators at that time had the Advantage of this 
Inftrument I here offer to this Honourable Society, 
] am perfuaded the Advi&mtage would have been more 
than equal in favour of this High Operation , and pre- 
ferable to any other Method yet pradtifed: And I 
humbly hope, that the Befcription, and the Method 
of ufing this Catheter , will be a means of reviving 
an Operation fo happily begun, and calculated for 
the Good of thofe that are affiidted with the Stone in 
the Bladder. 
This Catheter is made either of Silver or Steel, of 
different Sizes, to fuit different Ages; and has the 
outward Appearance of a common Catheter [Tab. 
VII. Fig. 1.], and will anfwer the fame Ufes: But, in 
refpedt to this Operation, it differs from the common 
in this, that it iscompofed of Two Legs [ Fig . 2.], with 
blunt Points, a longTube, a Sliding- bolt } and a Handle, 
which ferves to open and fhut the Legs : The Bolt, 
which is fixed to the Extremity of the Tube, goes 
into Two Holes, fixed in the Plate of the Handle : The 
one 
