1. All of the plaintiffs' claims are dismissed.

2. The costs of lawsuit are assessed against the plaintiffs.

Facts of recognition

The defendant is a dentist who operates the H dental hospital (hereinafter referred to as the “instant hospital”) located in Seo-gu Daejeon, Daejeon.

The deceased is a person who has undergone a crym operation at the instant hospital (hereinafter “instant hospital”) from the Defendant, and the Plaintiff B is the wife, Plaintiff C, D, and E of the deceased.

The Deceased was treated by the Defendant from August 2009 to February 2, 2010 on five parts of the instant hospital from August 2009 to May 2, 201.

At the time of the procedure, the defendant found to have an anti-explosion of about 20 meters in diameter on the upper ging of the deceased, who is a father to conduct the procedure, and considered it as a simple anti-explosion and continued the procedure.

After the procedure of this case, the deceased complained of pains due to finite finite in the ging of the part of the procedure of this case. On December 7, 2010, the deceased was diagnosed on the suspicion that the reflects discovered from the part of the procedure of this case at the Magwon University Hospital Hospital located in the Seo-gu Daejeon District Dental University Hospital in Seosan-gu, Daejeon are suspected of the finite black species.

망인은 2010. 12.경 서울대학교 치과대학병원에서 조직검사를 시행한 결과 악석흑색종으로 확진받은 후, 시술받은 임플란트 치아 5개와 잇몸뼈 및 악성흑색종 제거 수술을 받았다.

After that, on September 30, 2013, the Deceased was diagnosed by the end of the malicious black species as a result of a close examination by checking abnormal dogs from the closed X-ray implemented by the Seoul National University Hospital.

Accordingly, the Deceased was performed by removing the species before the closure around October 2013.

On September 9, 2014, the Deceased died after receiving treatment after the operation.

The malicious black species generated from the definition of relevant medical knowledge and from the outbreak rate are generated mainly from cells other than Mela, which are scattered mainly on the base of sela in the upper layer of sela.

Mute black species is the malicious species of cells, not Melra, where cells exist, which may occur in any part, but are the most part of the skin.