The sperm originate in gonial cells (spermatogonia) in the walls of seminiferous tubules.

精子产生于输精管壁的性母细胞（精原细胞）。

Trochus pyramis Born is of gonophores.The male reproductive system is mainly composed of the spermaries and spermaductus, instead of mating and others glands.

摘要塔形马蹄螺为体，其性生殖系统主要由精巢和输精管组成，没有交接器，也没有其他的附属腺体。

Objective To investgate the treatment of asthenospermia and necrospermia infertility with percutaneous vasal sperm aspiration ( PVSA) and intrauterine insemination ( IUI) .

目的探索采经皮穿刺输精管吸精子(PVSA)行宫腔内工授精(IUI)的方法治疗极弱精子症或死精子症不育患者。

Four patients with blind end of vas and vessels proximal to the internal inquinal ring were planned for orchiectomy or simple or staged orchidopexy depending on clinical situations.

六位见正常之输精管及精索血管进入内复股沟环，仍接受复股沟探查手术，其中四位位于患侧仍未发现睪丸，另两位则发现发育不全之睪丸。

The sperm originate in gonial cells (spermatogonia) in the walls of seminiferous tubules.

子产生于输管壁性母细胞（原细胞）。

Trochus pyramis Born is of gonophores.The male reproductive system is mainly composed of the spermaries and spermaductus, instead of mating and others glands.

摘要塔形马蹄螺为雌雄异体，其雄性生殖系统主要由巢和输管组成，有接器，也有其他附属腺体。

Objective To investgate the treatment of asthenospermia and necrospermia infertility with percutaneous vasal sperm aspiration ( PVSA) and intrauterine insemination ( IUI) .

目探索采经皮穿刺输管吸子(PVSA)行宫腔内人工授(IUI)法治疗极弱子症或死子症不育患者。

Four patients with blind end of vas and vessels proximal to the internal inquinal ring were planned for orchiectomy or simple or staged orchidopexy depending on clinical situations.

六位病人可见正常之输管及索血管进入内复股沟环，仍接受复股沟探查手术，其中四位病人位于患侧仍未发现睪丸，另两位病人则发现发育不全之睪丸。

The sperm originate in gonial cells (spermatogonia) in the walls of seminiferous tubules.

子产生于输壁的性母（原）。

Trochus pyramis Born is of gonophores.The male reproductive system is mainly composed of the spermaries and spermaductus, instead of mating and others glands.

摘要塔形马蹄螺为雌雄异体，其雄性生殖系统主要由巢和输组成，没有交接器，也没有其他的附属腺体。

Objective To investgate the treatment of asthenospermia and necrospermia infertility with percutaneous vasal sperm aspiration ( PVSA) and intrauterine insemination ( IUI) .

目的探索采经皮穿刺输吸子(PVSA)行宫腔内人工授(IUI)的方法治疗极弱子症或死子症不育患者。

Four patients with blind end of vas and vessels proximal to the internal inquinal ring were planned for orchiectomy or simple or staged orchidopexy depending on clinical situations.

六位病人可见正常之输及索血内复股沟环，仍接受复股沟探查手术，其中四位病人位于患侧仍未发现睪丸，另两位病人则发现发育不全之睪丸。

The sperm originate in gonial cells (spermatogonia) in the walls of seminiferous tubules.

精于输精管壁的性母细胞（精原细胞）。

Trochus pyramis Born is of gonophores.The male reproductive system is mainly composed of the spermaries and spermaductus, instead of mating and others glands.

摘要塔形马蹄螺为雌雄异体，其雄性殖系统主要由精巢和输精管组成，没有交接器，也没有其他的附属腺体。

Objective To investgate the treatment of asthenospermia and necrospermia infertility with percutaneous vasal sperm aspiration ( PVSA) and intrauterine insemination ( IUI) .

目的探索采经皮穿刺输精管吸精(PVSA)行宫腔内人工授精(IUI)的方法治疗极弱精症或死精症不育患者。

Four patients with blind end of vas and vessels proximal to the internal inquinal ring were planned for orchiectomy or simple or staged orchidopexy depending on clinical situations.

六位病人可见正常之输精管及精索血管进入内环，仍接受探查手术，其中四位病人位于患侧仍未发现睪丸，另两位病人则发现发育不全之睪丸。

The sperm originate in gonial cells (spermatogonia) in the walls of seminiferous tubules.

精子产生于输精管壁的性母细胞（精原细胞）。

Trochus pyramis Born is of gonophores.The male reproductive system is mainly composed of the spermaries and spermaductus, instead of mating and others glands.

摘要塔形马蹄螺为雌异，性生殖系统主要由精巢和输精管组成，没有交接器，也没有他的附属腺。

Objective To investgate the treatment of asthenospermia and necrospermia infertility with percutaneous vasal sperm aspiration ( PVSA) and intrauterine insemination ( IUI) .

目的探索采经皮穿刺输精管吸精子(PVSA)行宫腔内人工授精(IUI)的方法治疗极弱精子症或死精子症不育患。

Four patients with blind end of vas and vessels proximal to the internal inquinal ring were planned for orchiectomy or simple or staged orchidopexy depending on clinical situations.

病人可见正常之输精管及精索血管进入内复股沟环，仍接受复股沟探查手术，中四病人于患侧仍未发现睪丸，另两病人则发现发育不全之睪丸。

The sperm originate in gonial cells (spermatogonia) in the walls of seminiferous tubules.

精子产生于输精管壁的性母细胞（精原细胞）。

Trochus pyramis Born is of gonophores.The male reproductive system is mainly composed of the spermaries and spermaductus, instead of mating and others glands.

摘要塔形马蹄螺为雌异，性生殖系统主要由精巢和输精管组成，没有交接器，也没有他的附属腺。

Objective To investgate the treatment of asthenospermia and necrospermia infertility with percutaneous vasal sperm aspiration ( PVSA) and intrauterine insemination ( IUI) .

目的探索采经皮穿刺输精管吸精子(PVSA)行宫腔内人工授精(IUI)的方法治疗极弱精子症或死精子症不育患。

Four patients with blind end of vas and vessels proximal to the internal inquinal ring were planned for orchiectomy or simple or staged orchidopexy depending on clinical situations.

病人可见正常之输精管及精索血管进入内复股沟环，仍接受复股沟探查手术，中四病人于患侧仍未发现睪丸，另两病人则发现发育不全之睪丸。

The sperm originate in gonial cells (spermatogonia) in the walls of seminiferous tubules.

产生于输管壁的性母细胞（原细胞）。

Trochus pyramis Born is of gonophores.The male reproductive system is mainly composed of the spermaries and spermaductus, instead of mating and others glands.

摘要塔形马蹄螺为雌雄异体，其雄性生殖系统主要和输管组成，没有交接器，也没有其他的附属腺体。

Objective To investgate the treatment of asthenospermia and necrospermia infertility with percutaneous vasal sperm aspiration ( PVSA) and intrauterine insemination ( IUI) .

目的探索采经皮穿刺输管吸(PVSA)行宫腔内人工授(IUI)的方法治疗极弱死不育患者。

Four patients with blind end of vas and vessels proximal to the internal inquinal ring were planned for orchiectomy or simple or staged orchidopexy depending on clinical situations.

六位病人可见正常之输管及索血管进入内复股沟环，仍接受复股沟探查手术，其中四位病人位于患侧仍未发现睪丸，另两位病人则发现发育不全之睪丸。

The sperm originate in gonial cells (spermatogonia) in the walls of seminiferous tubules.

精子产生于输精管母细胞（精原细胞）。

Trochus pyramis Born is of gonophores.The male reproductive system is mainly composed of the spermaries and spermaductus, instead of mating and others glands.

摘要塔形马蹄螺为雌雄异体，其雄生殖系统主要由精巢和输精管组成，没有交接器，也没有其他附属腺体。

Objective To investgate the treatment of asthenospermia and necrospermia infertility with percutaneous vasal sperm aspiration ( PVSA) and intrauterine insemination ( IUI) .

目探索采经皮穿刺输精管吸精子(PVSA)行宫腔内人工授精(IUI)方法治疗极弱精子症或死精子症不育患者。

Four patients with blind end of vas and vessels proximal to the internal inquinal ring were planned for orchiectomy or simple or staged orchidopexy depending on clinical situations.

六位病人可见正常之输精管及精索血管进入内环，仍接受探查手术，其中四位病人位于患侧仍未发现睪丸，另两位病人则发现发育不全之睪丸。

The sperm originate in gonial cells (spermatogonia) in the walls of seminiferous tubules.

精子产生于输精管壁的性母细胞（精原细胞）。

Trochus pyramis Born is of gonophores.The male reproductive system is mainly composed of the spermaries and spermaductus, instead of mating and others glands.

摘要塔形马蹄螺为雌雄异体，雄性生殖系统主要由精巢和输精管组成，没有交接器，也没有他的附属腺体。

Objective To investgate the treatment of asthenospermia and necrospermia infertility with percutaneous vasal sperm aspiration ( PVSA) and intrauterine insemination ( IUI) .

目的探索采经皮穿刺输精管吸精子(PVSA)行宫腔内人工授精(IUI)的方法治疗极弱精子症或死精子症不育患者。

Four patients with blind end of vas and vessels proximal to the internal inquinal ring were planned for orchiectomy or simple or staged orchidopexy depending on clinical situations.

六位病人可见正常之输精管及精索血管进入内复股沟环，仍接受复股沟探查手术，位病人位于患侧仍未发现睪丸，另两位病人则发现发育不全之睪丸。