diff --git a/src/views/system/stationItem/stationItemjs.js b/src/views/system/stationItem/stationItemjs.js
index 27e08af..9a7140a 100644
--- a/src/views/system/stationItem/stationItemjs.js
+++ b/src/views/system/stationItem/stationItemjs.js
@@ -539,7 +539,7 @@ export default {
                 e.nurseStationConsumableId = e.id;
             });
             this.form.nurseStationItem.nurseTypeId = this.form.nurseTypeId;
-            if (this.form.nurseStationItem.appointmentLimitCount == "") {
+            if (!this.form.nurseStationItem.appointmentLimitCount) {
                 this.form.nurseStationItem.appointmentLimitCount = null
             }
             this.$refs["form"].validate((valid) => {
@@ -601,4 +601,4 @@ export default {
             this.upload.open = true;
         },
     },
-};
+};
\ No newline at end of file