35+ Years Dental Implant Expertise That's Worth Considering. The home of missing teeth solutions and long-lasting, natural-looking teeth with Teeth in a Day Implants, denture implants and single missing teeth solutions. The Dental Implant Group is one of UK's most established and trusted Dental Implant clinics in London, with clinics in Victoria, London and Angel-Islington. Book a free dental implant consultation at one of our London Clinics.