A medical Instrument provided with a plasma supplying apparatus (10, 100), said plasma supplying apparatus (10, 100) comprising: - a power unit source configured to supply electric power for generating plasma; - a power discharge unit configured to generate plasma by receiving electric power and discharging the electric power from gas; - a nozzle through which the generated plasma is discharged; - a plasma enhancement member; said plasma enhancement member comprising: - a plasma discharge part; - a coupling part for coupling the plasma enhancement member to the nozzle; - an enhancement material accommodating part formed in the interior of the plasma enhancement member and accommodating an enhancement material for enhancing the operation of the plasma on a delivery path, the delivery path formed in the interior of the plasma enhancement member to delivery plasma from the plasma supplying apparatus to the plasma discharge part, the delivery path comprising a straight pipe extending from the nozzle in a linear from, and/or a curved pipe extending from the nozzle in a curved form; wherein the enhancement material is applied to an inner surface of the enhancement material accommodating part such that the plasma and the enhancement material passing through the enhancement accommodating part are mixed with each other; wherein the plasma discharge part is configured to discharge the plasma including the enhancement material; said medical instrument characterised by a body interface unit formed in the plasma enhancement unit to interact with a human body and comprising a cover (142, 143) extending from the plasma discharge port to surround a space from which the plasma is discharged, and wherein said cover also accommodates the enhancement material therein. - a power unit source configured to supply electric power for generating plasma; - a power discharge unit configured to generate plasma by receiving electric power and discharging the electric power from gas; - a nozzle through which the generated plasma is discharged; - a plasma enhancement member; - a plasma discharge part; - a coupling part for coupling the plasma enhancement member to the nozzle; - an enhancement material accommodating part formed in the interior of the plasma enhancement member and accommodating an enhancement material for enhancing the operation of the plasma on a delivery path, the delivery path formed in the interior of the plasma enhancement member to delivery plasma from the plasma supplying apparatus to the plasma discharge part, the delivery path comprising a straight pipe extending from the nozzle in a linear from, and/or a curved pipe extending from the nozzle in a curved form; wherein the enhancement material is applied to an inner surface of the enhancement material accommodating part such that the plasma and the enhancement material passing through the enhancement accommodating part are mixed with each other; wherein the plasma discharge part is configured to discharge the plasma including the enhancement material; said medical instrument characterised by a body interface unit formed in the plasma enhancement unit to interact with a human body and comprising a cover (142, 143) extending from the plasma discharge port to surround a space from which the plasma is discharged, and wherein said cover also accommodates the enhancement material therein. the delivery path formed in the interior of the plasma enhancement member to delivery plasma from the plasma supplying apparatus to the plasma discharge part, the delivery path comprising a straight pipe extending from the nozzle in a linear from, and/or a curved pipe extending from the nozzle in a curved form; wherein the enhancement material is applied to an inner surface of the enhancement material accommodating part such that the plasma and the enhancement material passing through the enhancement accommodating part are mixed with each other; wherein the plasma discharge part is configured to discharge the plasma including the enhancement material; said medical instrument characterised by a body interface unit formed in the plasma enhancement unit to interact with a human body and comprising a cover (142, 143) extending from the plasma discharge port to surround a space from which the plasma is discharged, and wherein said cover also accommodates the enhancement material therein.