diff --git a/priority_queue/priority_queue.go b/priority_queue/priority_queue.go
index ce52fe6..fff8ec5 100644
--- a/priority_queue/priority_queue.go
+++ b/priority_queue/priority_queue.go
@@ -50,20 +50,20 @@ func (pq *PriorityQueue) IndexNode(idx int) (*Node, bool) {
 	return n, n != nil
 }
 
-func (pq *PriorityQueue) Get(key interface{}) (interface{}, bool) {
-	return pq.queue.Get(key)
+func (pq *PriorityQueue) Get(value interface{}) (interface{}, bool) {
+	return pq.queue.Get(value)
 }
 
-func (pq *PriorityQueue) GetNode(key interface{}) (*Node, bool) {
-	return pq.queue.GetNode(key)
+func (pq *PriorityQueue) GetNode(value interface{}) (*Node, bool) {
+	return pq.queue.GetNode(value)
 }
 
-func (pq *PriorityQueue) GetAround(key interface{}) [3]interface{} {
-	return pq.queue.GetAround(key)
+func (pq *PriorityQueue) GetAround(value interface{}) [3]interface{} {
+	return pq.queue.GetAround(value)
 }
 
-func (pq *PriorityQueue) GetAroundNode(key interface{}) [3]*Node {
-	return pq.queue.getArounNode(key)
+func (pq *PriorityQueue) GetAroundNode(value interface{}) [3]*Node {
+	return pq.queue.getArounNode(value)
 }
 
 func (pq *PriorityQueue) GetRange(k1, k2 interface{}) []interface{} {
@@ -74,8 +74,12 @@ func (pq *PriorityQueue) RemoveIndex(idx int) (interface{}, bool) {
 	return pq.queue.RemoveIndex(idx)
 }
 
-func (pq *PriorityQueue) Remove(key interface{}) (interface{}, bool) {
-	return pq.queue.Remove(key)
+func (pq *PriorityQueue) Remove(vlaue interface{}) (interface{}, bool) {
+	return pq.queue.Remove(vlaue)
+}
+
+func (pq *PriorityQueue) RemoveNode(node *Node) {
+	pq.queue.removeNode(node)
 }
 
 func (pq *PriorityQueue) Values() []interface{} {
diff --git a/priority_queue/priority_queue_test.go b/priority_queue/priority_queue_test.go
index d096bdf..2375e59 100644
--- a/priority_queue/priority_queue_test.go
+++ b/priority_queue/priority_queue_test.go
@@ -170,6 +170,28 @@ func TestQueueRemove(t *testing.T) {
 	}
 }
 
+func TestQueueRemoveNode(t *testing.T) {
+	pq := New(compare.Int)
+	l := []int{32, 10, 53, 78, 90, 1, 4}
+	for _, v := range l {
+		pq.Push(v)
+	}
+
+	content := ""
+	for _, v := range l {
+		if n, ok := pq.GetNode(v); ok {
+			pq.RemoveNode(n)
+			content += spew.Sprint(pq.Values())
+		} else {
+			t.Error("can not get Node: ", v)
+		}
+	}
+
+	if content != "[90 78 53 10 4 1][90 78 53 4 1][90 78 4 1][90 4 1][4 1][4][]" {
+		t.Error(content)
+	}
+}
+
 func TestQueueRemoveIndex(t *testing.T) {
 	pq := New(compare.Int)
 	l := []int{32, 10, 53, 78, 90, 1, 4}
diff --git a/priority_queuekey/priority_queuekey.go b/priority_queuekey/priority_queuekey.go
index b3d3779..41851f2 100644
--- a/priority_queuekey/priority_queuekey.go
+++ b/priority_queuekey/priority_queuekey.go
@@ -78,6 +78,10 @@ func (pq *PriorityQueue) Remove(key interface{}) (interface{}, bool) {
 	return pq.queue.Remove(key)
 }
 
+func (pq *PriorityQueue) RemoveNode(node *Node) {
+	pq.queue.removeNode(node)
+}
+
 func (pq *PriorityQueue) Values() []interface{} {
 	return pq.queue.Values()
 }
diff --git a/priority_queuekey/priority_queuekey_test.go b/priority_queuekey/priority_queuekey_test.go
index 5b9b538..ce96b71 100644
--- a/priority_queuekey/priority_queuekey_test.go
+++ b/priority_queuekey/priority_queuekey_test.go
@@ -170,6 +170,28 @@ func TestQueueRemove(t *testing.T) {
 	}
 }
 
+func TestQueueRemoveNode(t *testing.T) {
+	pq := New(compare.Int)
+	l := []int{32, 10, 53, 78, 90, 1, 4}
+	for _, v := range l {
+		pq.Push(v, v)
+	}
+
+	content := ""
+	for _, v := range l {
+		if n, ok := pq.GetNode(v); ok {
+			pq.RemoveNode(n)
+			content += spew.Sprint(pq.Values())
+		} else {
+			t.Error("can not get Node: ", v)
+		}
+	}
+
+	if content != "[90 78 53 10 4 1][90 78 53 4 1][90 78 4 1][90 4 1][4 1][4][]" {
+		t.Error(content)
+	}
+}
+
 func TestQueueRemoveIndex(t *testing.T) {
 	pq := New(compare.Int)
 	l := []int{32, 10, 53, 78, 90, 1, 4}