Devices descending from K930223

2 later devices reach Howmedica Acetabular Shell through their predicates, nearest generation first.

Generation	Number	Device	Applicant	Decided	Own descendants	Recalls
+1	K973163	Acetabular Shells with Mesh Ingrowth Surface	Howmedica Corp.	1997	1	—
+2	K982248	Howmedica Asymmetric Stem Vitalock Cluster & Spiked Shells, and Acetabular Shells with…	Howmedica, Inc.	1998	0	—