A combination of a transplantation guide and a transplantation device for transplanting a three-dimensional cell construct into a recipient site of a patient, wherein the transplantation guide is formed of a cylinder having an open end and comprises a base material containing micropores , wherein the transplantation device is configured to withdraw the transplantation guide from a recipient site while the three dimensional cell construct and the base material are retained at the recipient site, wherein the transplantation device comprises a main device body , sandwiching members , a retaining member , a holder , and an operating rod , wherein the main device body has a slider for holding the sandwiching members , and a guidance tube that holds the retaining member to be capable of being pushed out from a receiver which is provided at the end of the guidance tube , wherein the sandwiching members are oppositely arranged on sides of the main device body , wherein the slider is configured to hold the sandwiching members to allow them to slide in a direction perpendicular to a longitudinal direction of the guidance tube ; wherein the receiver is configured to sandwich the transplantation guide with the sandwiching members , and has a chamber that accommodates the retaining member ; the retaining member is provided at an end of the operating rod ; and the guidance tube is configured to movably hold the operating rod within the guidance tube ; notches are formed in pairs at the bottom end of the transplantation guide ; a throughhole into which a linear member is inserted in advance is formed in the base material ; and a linear member that has been passed through the throughhole is engaged with the notches . wherein the transplantation guide is formed of a cylinder having an open end and comprises a base material containing micropores , wherein the transplantation device is configured to withdraw the transplantation guide from a recipient site while the three dimensional cell construct and the base material are retained at the recipient site, wherein the transplantation device comprises a main device body , sandwiching members , a retaining member , a holder , and an operating rod , wherein the main device body has a slider for holding the sandwiching members , and a guidance tube that holds the retaining member to be capable of being pushed out from a receiver which is provided at the end of the guidance tube , wherein the sandwiching members are oppositely arranged on sides of the main device body , wherein the slider is configured to hold the sandwiching members to allow them to slide in a direction perpendicular to a longitudinal direction of the guidance tube ; wherein the receiver is configured to sandwich the transplantation guide with the sandwiching members , and has a chamber that accommodates the retaining member ; the retaining member is provided at an end of the operating rod ; and the guidance tube is configured to movably hold the operating rod within the guidance tube ; notches are formed in pairs at the bottom end of the transplantation guide ; a throughhole into which a linear member is inserted in advance is formed in the base material ; and a linear member that has been passed through the throughhole is engaged with the notches . <EOS>