Section 22. And be it further enacted by the authority aforesaid, That the buildings and lot of ground situate to the north west of Bush Hill, in the county of Philadelphia, shall be and continue a public hospital for the city of Philadelphia, the township of the Northern Liberties, and the districts of Southward, Moyamensing and Penn; and all persons other than persons on board of any ship or vessel, and liable to be sent as aforesaid to the Lazaretto, residing within the city of Philadelphia, the district of Southwark, the townships of the Northern Liberties, Moyamensing and Penn, who shall be afflicted with any pestilential or contagious disease, (the small pox and measels excepted,) may, upon the advice and order of the port physician, or any other physician or person authorised by the board of health to grant such order, be removed by the health officer, and such assistance as he shall for that purpose employ, to the said public hospital, or to such other place as the physician or board of health shall approve, if the person afflicted with any contagious or pestilential disease, cannot be properly and sufficiently attended at home, there to be lodged, nursed and maintained and kept until duly discharged by a permit in writing, signed by a physician of the said public hospital: Provided always nevertheless, That each and every patient, and his and her estate, real and personal, shall be liable to pay, satisfy and reimburse all the charges and expenses on his or her account incurred in the said public hospital, unless the board of health award that he or she shall be exonerated and exempted therefrom. And the board of health is hereby directed to lease out the said public hospital and lot of ground belonging to it, except when wanted for the sick, on the best terms that can be obtained.