is bleach episode 78 filler?

Within the Urahara Shop at nighttime, Uryū Ishida and Yoshino Sōma lies on bed mats under blankets in bandages while Ururu Tsumugiya has Jinta Hanakari carry a tub of hot water across the room and place it next to her, Tessai Tsukabishi, and Kon, though she points out that he did not need to boil so much water since they are not helping someone give birth to a child, prompting an irritated Jinta to tell her to shut up and assert that it may be of some use regardless of this.