Patent ID: 11938308
Assignee: SNVIA CO., LTD.
Field: Medical technology (Instruments)
Classification: CPC A  B | IPC A  B

Claim 9:
10. An implantable microneedle comprising:
a tip; and
a swellable polymer based coating layer covering at least a portion of a surface of the tip,
wherein the coating layer is removable from the microneedle in a body environment;
wherein the implantable microneedle further comprises a sacrificial layer disposed between the surface of the tip of the microneedle and the swellable polymer based coating layer, wherein the sacrificial layer covers at least a portion of the tip surface of the microneedle, wherein the sacrificial layer has been dissolved in moisture before the swellable polymer based coating layer has been dissolved in moisture,
wherein the coating layer covers at least a portion of the sacrificial layer.