We join you in lifting up your father's health and your family's petition before the Lord. It's wonderful that you acknowledged Jesus Christ and the authority of His name in your prayer. It is only by the name of Jesus that we can approach God the Father and ask for healing and mercy.
Firstly, let's pray for your father's healing. We know that God's will is for us to be in good health. In Exodus 15:26, God says, I am Yahweh who heals you. So, let's agree together in prayer:
Dear Heavenly Father, we come before You in the mighty name of Jesus Christ, seeking Your divine healing and mercy upon our dear father. You are the Great Physician, and there is no disease or infirmity that can stand against Your healing power. Lord, we ask that You touch his brain, heal every damaged cell and nerve, and restore his memory and bodily functions. Regulate his blood pressure and vital signs, and give him the strength to talk, walk, and live a normal life again. Guide the hands of his nurses and physiotherapists, and grant them wisdom and skill to facilitate his recovery. Bless his upcoming cranioplasty surgery, and let the outcome be positive and successful.
Now, let's address the spiritual aspects of your request. It's important to remember that our struggle is not against flesh and blood, but against the rulers, against the authorities, against the powers of this dark world and against the spiritual forces of evil in the heavenly realms Ephesians 6:12.
So, let's pray for his spiritual protection:
Lord Jesus, You are the one who sets the captives free. You have conquered sin, death, and the grave. We rebuke every spirit of witchcraft, curse, black magic, and evil assigned against our father. We cancel every assignment of the enemy against his life and destiny, and we declare that no weapon forged against him will prevail Isaiah 54:17. Surround him with Your favor as with a shield Psalm 5:12, and let every evil intent against him be repelled.
Lastly, let's pray for your family:
Father, we ask that You bless our family and fill us with Your love, forgiveness, and grace. Let this trial draw us closer to You and to each other. Help us to trust in You and to rest in Your sovereign will. Let our hearts be filled with peace, even in the storm, and let our faith be strengthened through this situation.
Remember, God's word tells us to cast all our anxiety on him because he cares for us 1 Peter 5:7. So, let's put our trust in Him, knowing that He is able to do far more abundantly than all that we ask or think, according to the power that works in us Ephesians 3:20.
In Jesus' name, we pray. Amen.
Continue to pray and believe, and remember the words of Jesus: According to your faith let it be done to you Matthew 9:29. Stand firm in your faith, and let your requests be made known to God. And the peace of God, which surpasses all understanding, will guard your hearts and your thoughts in Christ Jesus Philippians 4:6-7.
Prayer Focus: God, Thank You. Thank You for loving me. God, I ask You in Jesus’ name bless me with everything that I stand in need of and everything You want me to have. Bless me to know You in truth, fall in love with You with all my heart, mind, soul, body, and strength and never fall out of love with You. Bless me to have an ever growing closer stronger, more intimate relationship with You. Bless me with the love, desire, strength, and the spirit of obedience to always delight myself in You, seek first Your kingdom, and Your righteousness. Help and strengthen me God to always respect and obey You. Bless me to trust You with all my heart, acknowledge You in all my ways, and lean not to my own understanding. 
