Abstract

To provide a medical suturing tool which enables appropriate and reliable suturing in a simple operation. A medical suturing tool (10) is composed of an insertion puncture needle (13) having an insertion hole (13a), a retrieval puncture needle (14) disposed in parallel with the insertion puncture needle (13), a lock part (15), and a surgical suture (16). A vertically elongated opening (18) including a wide upper portion (18a) and a narrow lower portion (18b) is formed on the side surface of the insertion puncture needle (13), and an engaging groove (19) including a wide upper portion (19a) and a narrow lower portion (19b) on the side surface of the retrieval puncture needle (14) at a position slightly lower than the portion opposing to the vertically elongated opening (18). The lock part (15) is composed of a spherical portion (15a) which can pass through a wide upper portion (18a...) and cannot pass through a narrow lower portion (18b...) and a rod-shaped portion (15b) which can pass through the narrow lower portion (18b...). The surgical suture (16) is connected to the lower end of the lock part (15) and is inserted into the insertion puncture needle (13) together with the lock part (15).

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