Ultrasonic therapeutic apparatus

• US 5,462,522 A
• Filed: 12/13/1993
• Issued: 10/31/1995
• Est. Priority Date: 04/19/1993
• Status: Expired due to Term

• Current Assignee: Olympus Optical Company Ltd. (Olympus Corporation)
• Original Assignee: Olympus Optical Company Ltd. (Olympus Corporation)
• Inventors: Sakurai, Tomohisa, Ikeda, Yuichi, Kubota, Tetsumaru, Nagaoka, Yukiko
• Primary Examiner(s): Rosenbaum, C. Fred
• Assistant Examiner(s): MENDEZ, MANUEL A
• Application Number:
  US08/166,520
• Time in Patent Office: 687 Days
• Field of Search: 604/22, 606/32, 606/39, 606/45, 661/2, 607/96, 607/97, 607/101, 607/113, 607/102, 607/115, 607/116
• US Class Current: 604/22
• CPC Class Codes: A61B 2017/00482 with a code
• CPC Class Codes: A61B 2017/320069 for ablating tissue
• CPC Class Codes: A61B 2017/32007 with suction or vacuum means
• CPC Class Codes: A61B 2017/320084 Irrigation sleeves
• CPC Class Codes: A61M 1/7411 by changing the size of a vent in combination with changing the cross-section of the line A61M1/7413
• CPC Class Codes: A61M 1/772 operating alternately
• CPC Class Codes: A61M 1/774 Handpieces specially adapted for providing suction as well as irrigation, either simultaneously or independently

Abstract

An ultrasonic therapeutic apparatus comprising an apparatus body including a drive source for ultrasonic oscillation, a hand piece including an ultrasonic vibrator and removably connected to the apparatus body, a drive unit in the apparatus body for applying voltage to the ultrasonic vibrator of the hand piece, thereby driving the ultrasonic vibrator, a probe removably connected to the hand piece and adapted to be vibrated by ultrasonic vibration produced as the ultrasonic vibrator is driven, thereby treating organic tissue, a water supply unit for supplying cooling water to cool the probe, a suction unit for removing waste matter by suction from the organic tissue treated by means of the cooling water and the probe, an ultrasonic output setting section for setting a preset value for an ultrasonic output from the ultrasonic vibrator, a feedwater output setting section for setting a preset value for a feedwater output from the water supply unit, a feedwater output control section for controlling the feedwater output setting by the feedwater output setting section so that the preset feedwater output value is a value such that the probe is cooled and is not excessively heated, and a memory unit for storing the preset values for the ultrasonic output and the feedwater output.

Claims

1. An ultrasonic therapeutic apparatus comprising:

an apparatus body including a drive source for ultrasonic oscillation;

a hand piece including an ultrasonic, vibrator and said hand piece being removably connected to the apparatus body;

drive means in the apparatus body for applying voltage to the ultrasonic vibrator of the hand piece, thereby driving the ultrasonic vibrator;

a probe removably connected to the hand piece and adapted to be vibrated by ultrasonic vibration produced as the ultrasonic vibrator is driven for treating organic tissue;

water supply means for supplying cooling water to the probe for cooling the probe;

suction means for removing waste matter by suction from the organic tissue treated by means of the cooling water and the probe;

ultrasonic output setting means for setting a preset value for an ultrasonic output from the ultrasonic vibrator;

feedwater output setting means for setting a preset value for a feedwater output from the water supply means;

feedwater output control means for controlling the feedwater output set by the feedwater output setting means so that the preset feedwater output value is a value such that the probe is cooled and is not excessively heated to prevent damage to the probe; and

memory means for storing the preset values for the ultrasonic output and the feedwater output.

2. An ultrasonic therapeutic apparatus according to claim 1, wherein said feedwater output control means includes recommended value determining means for determining a recommended value for the feedwater output in accordance with the preset value set by the ultrasonic output setting means, and first comparing and setting means for comparing the recommended value and the feedwater output value stored in the memory means and setting a greater one of the compared values as the preset feedwater output value.

3. An ultrasonic therapeutic apparatus according to claim 1, wherein said feedwater output control means includes recommended value determining means for determining a recommended value for the feedwater output in accordance with the preset value set by the ultrasonic output setting means, and comparing and setting means for comparing the recommended value and the preset feedwater output value set by the feedwater output setting means and for storing in the memory means a greater one of the compared values as the stored feedwater output value.

4. An ultrasonic therapeutic apparatus according to claim 1, wherein said feedwater output control means includes minimum value determining means for determining a minimum value for the feedwater output in accordance with the preset value set by the ultrasonic output setting means, and second comparing and setting means for comparing the minimum value and the preset value set by the feedwater output setting means and setting a greater one of the compared values as the preset feedwater output value.

5. An ultrasonic therapeutic apparatus according to claim 1, further comprising first drive control means for driving the drive means after the water supply means is driven.

6. An ultrasonic therapeutic apparatus according to claim 1, further comprising second drive control means for detecting a malfunction of the water supply means and stopping the drive of at least one of the drive means and the water supply means.

7. An ultrasonic therapeutic apparatus according to claim 1, further comprising detecting means for detecting a quantity of substances sucked in by the suction means.

8. An ultrasonic therapeutic apparatus according to claim 1, further comprising intake adjusting means for adjusting a quantity of substances sucked in by the suction means.

9. An ultrasonic therapeutic apparatus according to claim 1, further comprising:

hand piece detecting means for detecting a type of the hand piece connected to the apparatus body;

probe detecting means for detecting a type of the probe connected to the hand piece; and

sucking force setting means for setting a preset value of sucking force of the suction means; and

said feedwater output setting means sets the preset value for a feedwater output from the water supply means in accordance with detection signals from the hand piece detecting means and the probe detecting means, the preset value set by the ultrasonic output setting means, and the preset value set by the sucking force setting means.

10. An ultrasonic therapeutic apparatus according to claim 1, further comprising:

hand piece detecting means for detecting a type of the hand piece connected to the apparatus body; and

probe detecting means for detecting a type of the probe connected to the hand piece; and

said ultrasonic output setting means setting a preset value for an ultrasonic output from the ultrasonic vibrator in accordance with detection signals from the hand piece detecting means and the probe detecting means.

11. An ultrasonic therapeutic apparatus according to claim 10, wherein said feedwater output control means includes recommended value determining means for determining a recommended value for the feedwater output in accordance with the preset value set by the ultrasonic output setting means, and first comparing and setting means for comparing the recommended value and the feedwater output value stored in the memory means and setting a greater one of the compared values as the preset feedwater output value.

12. An ultrasonic therapeutic apparatus according to claim 10, wherein said feedwater output control means includes recommended value determining means for determining a recommended value for the feedwater output in accordance with the preset value set by the ultrasonic output setting means, and comparing and setting means for comparing the recommended value and the preset feedwater output value set by the feedwater output setting means and for storing in the memory means with a greater one of the compared values as the stored feedwater output value.

13. An ultrasonic therapeutic apparatus according to claim 10, wherein said feedwater output control means includes minimum value determining means for determining a minimum value for the feedwater output in accordance with the preset value set by the ultrasonic output setting means, and second comparing and setting means for comparing the minimum value and the preset value set by the feedwater output setting means and setting a greater one of the compared values as the preset feedwater output value.

14. An ultrasonic therapeutic apparatus according to claim 10, further comprising first drive control means for driving the drive means after the water supply means is driven.

15. An ultrasonic therapeutic apparatus according to claim 10, further comprising second drive control means for detecting a malfunction of the water supply means and stopping the drive of at least one of the drive means and the water supply means.

16. An ultrasonic therapeutic apparatus according to claim 10, further comprising detecting means for detecting a quantity of substances sucked in by the suction means.

17. An ultrasonic therapeutic apparatus according to claim 10 further comprising intake adjusting means for adjusting a quantity of substances sucked in by the suction means.

18. An ultrasonic therapeutic apparatus according to claim 1, further comprising:

hand piece detecting means for detecting a type of the hand piece connected to the apparatus body; and

probe detecting means for detecting a type of the probe connected to the hand piece; and

said feedwater output setting means setting said preset value for a feedwater output from the water supply means in accordance with detection signals from the hand piece detecting means and the probe detecting means and the preset value set by the ultrasonic output setting means.

19. An ultrasonic therapeutic apparatus according to claim 18, further comprising detecting means for detecting a quantity of substances sucked in by the suction means.

20. An ultrasonic therapeutic apparatus according to claim 18, further comprising intake adjusting means for adjusting a quantity of substances sucked in by the suction means.

21. A method of setting the value of an output from an ultrasonic therapeutic apparatus, comprising the steps of:

storing in a first memory a recommended feedwater output value set based on an ultrasonic output value corresponding to a hand piece;

storing in a second memory an ultrasonic output value and a feedwater output value obtained in the last occasion of treatment;

reading from the second memory the ultrasonic output value obtained in the last occasion of treatment;

reading the recommended feedwater output value from the first memory on the basis of the ultrasonic output value read from the second memory;

reading from the second memory the feedwater output value obtained in the last occasion of treatment;

comparing the recommended feedwater output value with the feedwater output value obtained in the last occasion of treatment, and setting a feedwater output value not lower than the recommended feedwater output value;

supplying cooling water to a probe connected to the hand piece on the basis of the set feedwater output value;

establishing a state where ultrasonic treatment can be performed; and

storing a set ultrasonic output value in a third memory.

22. The method according to claim 21, wherein the step of reading from the second memory the ultrasonic output value obtained in the last occasion of treatment enables renewal of the read ultrasonic output value;

and in the step of reading the recommended feedwater output value from the first memory, the recommended feedwater output value is read from the first memory on the basis of the renewed ultrasonic output value.

23. The method according to claim 22, wherein the recommended feedwater output value is a minimum value of the feedwater output.

24. The method according to claim 21, further comprising the step of establishing a state where water can be fed beforehand, before reading from the second memory the ultrasonic output value obtained in the last occasion of treatment.

25. The method according to claim 21 further comprising the steps of:

detecting whether or not a hand piece is connected to an ultrasonic apparatus main body;

detecting whether or not a feedwater output value of cooling water supplied to a probe connected to the hand piece is input; and

said state where ultrasonic treatment can be performed is established after the input of the feedwater output value.

26. The method according to claim 25, further comprising the step of establishing a state where water can be fed beforehand, after detecting a connection between the hand piece and the ultrasonic apparatus main body.