As per your chart and that of your wife, you would be blessed with the happiness of being a proud parents. There could only be a slight delay in achieving this.
A favourable time for the conception starts from March 2023 which is moderately favourable and further ahead from April 2024 it would be even better.
You need to ensure to keep the body of the mother internally cool always, by avoiding spicy food whenever possible. Additionally Pranayam can be undertaken on a daily basis to support and continue with professional medical advice.
Wife: Vrischika Lagna with the Lagna lord Mars posited in the sixth house conjunct Venus and Ketu; Fifth lord Jupiter posited in the fourth house; Retrograde Mercury, Moon & Sun posited in the fifth house; Sun Maha Dasha ongoing and Venus Antar Dasha starts in April 2023; Moon Maha Dasha starts from April 2024.
Husband: Simha Lagna with the Lagna lord Sun posited in the fifth house conjunct Saturn & Mercury; Fifth lord Jupiter posited in the eighth house conjunct Rahu.