A disquisition of the stone and gravel, together with strictures on the gout, when combined with those disorders / by S. Perry.
- Perry, S. (Sampson), 1747-1823.
- Date:
- 1793
Licence: Public Domain Mark
Credit: A disquisition of the stone and gravel, together with strictures on the gout, when combined with those disorders / by S. Perry. Source: Wellcome Collection.
Provider: This material has been provided by Royal College of Physicians, London. The original may be consulted at Royal College of Physicians, London.
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![an i cohefive, confequently the folution or reparation of its parts W’ljl be more quickly brought about. The ft con d may be denier, and therefore it will not be operated tipon lo foon j ti\e third may again be like the firft. This being t te caie, it is worthy our confideration what is the occaficn of this c lange in the habit, effecting the formation of a harder or loofer compo ed ftone. According to our fuccefs herein, we may be able to lay down a rule or regimen for thofe who are either under the influence aizprefent diffafe, or aie fearful of an attack. 1 believe no one who has read the preceding part of this treatife will be unconvinced that the fame earthy particles are conveyed to die urine of every perfon whatever, in' an equal degree to the quantity of fluid received in the body. B To account, therefore, for the difference in the colour and den- • y ot the fame ftone, it behoves us to confider that there are t-ivo kinds of primary particles the one fpherical or globular, the other !.ncl'n,«g to now as it is highly pro- frnbp f% !,hat Part,cles feen by ^he very beft micro- lcopes aje ftdl manifold aggregates of thofe Ample particles, we can co no more than judge of thzfirji figure by the fhape they af- Svftal1'Vr3e, T T *5 Viflble‘ The ha^ «one.* a* eona? ;^ *1 it Und i° be of fine-^ or lamtU*, nearly equa! to each other; when, therefore, thefe lamellae meet or enter mto contact (from what caufe foever) in a fufficient quantity, the eouaZi, Vth°. ‘'I61! f'PV\e *ter,nines the l rangemern r?nf b r wh,ole> and ]eaves the homogeneous body tranfpa- equaH/eleryway.3 a free PaffaSe to the rays of light Thu, we may account for Hones of the earth being opaque and pro':,'” proportion as their component particles approach! nearer lies if Will h/ *£“*•• ¥ a ttcne he ,n,ade “P of ho.hkinds o! pa, ,i- Stones of Lm'd nat ure, neither traniparent nor fully opaque, t,-^f V 1 human body, however, never approach near to a for faPJtrends* to^Tn”^ * c*'6 qu.antlt>’ of fixed fait contained in them j ter tait tends t0 inyfr.eafe opacity, unlefs it has undercone a heat fufficient to ‘vitrify it. Th- narnVlM nil t,* \ rT j , viewpfl thmiirh * • r part!Cie* of all kinds of /and, when r f?td th'2u§h a microfcope, appear pellucid: fo that the colour c f human (tones being lighter or darker feems to depend upon the fill l^!t,con,ainef in the urine, which ferves to firmer the coheflon rft-L rtWe£n* .eacb The defer and the'ftone, and w verb? pa,t:’‘:s ls> the ''S*11is the colour of ravI^kXflen'h6 r*rUre ?f the manner in which the on's exnewXtl L “ b“rt“- to Sir Ifaac New! ** 5 under-](https://iiif.wellcomecollection.org/image/b28525267_0037.jp2/full/800%2C/0/default.jpg)
