A tissue preservation system, comprising: a connector element having a body portion defined by first and second ends (512, 509) and an inlet port that intersects the body portion between the first and second ends (512, 509), wherein the first end is configured to be fluidly connected to a tissue resecting device and wherein the second end is configured to be fluidly connected to a tissue collector; and wherein the inlet port is configured to deliver fluid from a fluid supply source into the tissue collector and to the tissues samples within the tissue collector; the tissue preservation system further comprising: a tissue thermal system having a base member, a lid member, and a temperature control sleeve, wherein the base member has at least one wall member defining a reservoir configured to receive a temperature controlling medium, wherein the lid member is configured to be selectively attached to the base member; the temperature control sleeve at least partially defining a tissue collector chamber within the base member; and wherein the temperature control sleeve is in communication with the reservoir: the lid member is configured to be selectively attached to the base member so as to seal the reservoir; the temperature control sleeve is disposed within the reservoir and further comprises a slit; characterized in that: the wall member defines a hollow channel; the base member further comprises a pair of opposing walls (717a, 717b) extending into the reservoir from an inner surface of the wall member to define a narrow channel within the reservoir; and the slit of the temperature control sleeve is in communication with a passageway defined by the narrow channel formed in the base member, such that the tissue collector chamber is in communication with the narrow channel. a connector element having a body portion defined by first and second ends (512, 509) and an inlet port that intersects the body portion between the first and second ends (512, 509), wherein the first end is configured to be fluidly connected to a tissue resecting device and wherein the second end is configured to be fluidly connected to a tissue collector; and wherein the inlet port is configured to deliver fluid from a fluid supply source into the tissue collector and to the tissues samples within the tissue collector; the tissue preservation system further comprising: a tissue thermal system having a base member, a lid member, and a temperature control sleeve, wherein the base member has at least one wall member defining a reservoir configured to receive a temperature controlling medium, wherein the lid member is configured to be selectively attached to the base member; the temperature control sleeve at least partially defining a tissue collector chamber within the base member; and wherein the temperature control sleeve is in communication with the reservoir: the lid member is configured to be selectively attached to the base member so as to seal the reservoir; the temperature control sleeve is disposed within the reservoir and further comprises a slit; a tissue thermal system having a base member, a lid member, and a temperature control sleeve, wherein the base member has at least one wall member defining a reservoir configured to receive a temperature controlling medium, wherein the lid member is configured to be selectively attached to the base member; the temperature control sleeve at least partially defining a tissue collector chamber within the base member; and wherein the temperature control sleeve is in communication with the reservoir: the lid member is configured to be selectively attached to the base member so as to seal the reservoir; the temperature control sleeve is disposed within the reservoir and further comprises a slit; the lid member is configured to be selectively attached to the base member so as to seal the reservoir; the temperature control sleeve is disposed within the reservoir and further comprises a slit;