JP2000254141A - Surgical instrument - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a surgical instrument which allows charging the sterilized instrument without contamination and almost eliminates the need for battery exchange during surgery. SOLUTION: A power transmission circuit 16 for power transmitting oscillation signals generated in an output circuit 15 is provided in a charger 2. The oscillation signals are received by a power reception part 21 provided inside the disinfected clean operation tools 3A and 3B put inside a cup 17 mounted on the upper part of the charger 2, rectification or the like is performed in a rectification/control part 22 and a secondary battery 4 is charged. That is, the secondary battery 4 inside the operation tools 3A and 3B is charged free from contamination without contacting the charger 2, and the need of the battery exchange during surgery is almost eliminated.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a surgical apparatus for charging a secondary battery incorporated in a surgical instrument without contacting an energy generating unit such as a charger.

[0002]

2. Description of the Related Art In recent years, surgical operations have been widely performed in which a portion to be incised is kept to a minimum and can be completely cured in a short period of time under observation with an endoscope or the like. For example, in the conventional surgical tool disclosed in Japanese Patent Publication No. 2-43501, a battery is provided in a handpiece, and a motor and a treatment tool are provided integrally, and the motor operates with a built-in battery. It is supposed to.

[0003]

In the above-mentioned conventional example, the operability can be improved by eliminating the need for a power cord which is likely to obstruct the operation, but the problem is that if the battery is exhausted, no measure can be taken. There is.

[0004] In this case, it is necessary to replace the battery before the operation, especially in order to avoid having to replace the battery during the operation, but such an operation is troublesome. However, even in the case where there is a possibility that battery replacement may not be necessary due to partial use, battery replacement is required in order to avoid battery replacement during surgery.

[0005] In addition, when replacing batteries in a sterilized surgical instrument, careful attention must be paid so as not to contaminate the surgical instrument, and there is a drawback that a burden is imposed on nurses and the like. For this reason, it is conceivable to cope with the problem by incorporating a rechargeable battery in the surgical tool and charging the battery with a charger.However, in a conventional example, the charger is connected to contaminate the sterilized surgical tool. There was a disadvantage.

(Object of the Invention) The present invention has been made in view of the above points, and can charge a sterilized surgical instrument without contaminating it, thereby making battery replacement during surgery almost unnecessary. It is an object of the present invention to provide a surgical device that can perform the operation.

[0007]

A rechargeable secondary battery and a treatment unit electrically driven by the secondary battery are provided.
In a surgical apparatus having a disinfectable or sterilizable surgical tool and an energy generating unit arranged outside the surgical tool for charging the secondary battery, energy radiation for radiating energy provided in the energy generating unit is provided. Means for receiving the energy in a non-contact manner with the energy generating unit and generating energy for charging the secondary battery. The secondary battery can be charged without contact with the energy generating unit, that is, without contaminating the sterilized surgical tool, thereby making battery replacement during surgery almost unnecessary.

[0008]

Embodiments of the present invention will be described below with reference to the drawings. (First Embodiment) FIGS. 1 to 5 relate to a first embodiment of the present invention, FIG. 1 shows a configuration of a surgical system having the first embodiment, and FIG. FIG. 3 shows the operation principle in the case of contactless charging,
FIG. 4 shows an example of the configuration of the surgical tool and the electrical system of the charger, and FIG. 5 shows the configuration of the electrical system of the surgical tool and the charger in a modified example.

A surgical system 1 shown in FIGS. 1 and 2 is a charger 2 as an energy generating unit having a function of generating energy for charging and emitting the energy, and a surgical tool for performing a surgical operation. 3A or 3B, and the surgical tool 3A or 3B receives energy from the charger 2 in a non-contact manner with the charger 2 and is capable of being charged.
Each has a built-in charging energy generating means for charging the secondary battery 4.

Each of the surgical tools 3A and 3B has a grip 5 to be gripped by an operator and a shaft 6 protruding from the grip 5, and the tip of the shaft 6 has a distal end to a living tissue. A treatment section 7A or 7B for performing a treatment is provided.

The grip 5 is provided with a switch 8, and by turning the switch 8 on and off, the treatment section 7A or 7B can be driven or stopped.

The charger 2 has a power cord 11 connected to a commercial power supply. By connecting a plug 12 at the end of the power cord 11 to an outlet of the commercial power supply, AC electric energy from the commercial power supply is supplied to a power switch 14. Is supplied to the output circuit 15 via the. The output circuit 15 converts the alternating-current electric energy into, for example, higher-frequency electric energy and outputs the converted electric energy to an electric power transmission circuit 16 (a power transmission coil 16a constituting the electric power transmission circuit 16) connected to the output terminal.

As shown in FIG. 3B, the output circuit 15 includes a power supply circuit 15a, an oscillation circuit 15b that oscillates with a DC voltage generated by the power supply circuit 15a, and a DC power supply from the power supply circuit. The power transmission circuit 16 (a power transmission coil 16a constituting the power transmission circuit 16) is connected to an output terminal of the amplifier 15c which is supplied and amplifies the oscillation signal of the oscillation circuit 15b.

The oscillating circuit 15b oscillates at a frequency of, for example, several tens of kHz to several MHz.
The signal is amplified at 5c and sent to the power transmission coil 16a as power transmission means. The power transmission coil 16a emits electromagnetic energy to the surroundings.

As shown in FIG. 2, the upper portion of the charger 2 has a recessed shape so that a cup 17 for accommodating clean surgical tools 3A and 3B which have been washed and disinfected (or sterilized) can be placed thereon. A cup mounting portion 18 is provided. The cup 17 can be washed and disinfected (or sterilized). The member in which the power transmission coil 16a of the charger 2 is embedded and the cup 17 are made of a material that transmits electromagnetic energy, for example, a resin such as glass or Teflon (registered trademark).

Then, the surgical instruments 3A and 3B and the like are put into the cleaned cup 17, and the surgical instrument 3A is charged by the charger 2.
And 3B can be charged in a non-contact manner with the secondary batteries 4 of the surgical tools 3A and 3B.

On the other hand, for example, as shown in FIG. 2, the surgical instrument 3A receives a power receiving section 21 which receives electromagnetic energy radiated from the power transmission circuit 16, converts the electromagnetic energy received by the power receiving section 21 into DC electric energy, and A rectification / control unit 22 for performing control for setting a voltage suitable for charging;
The secondary battery 4 charged by the output of the rectification / control unit 22
And the energy conversion unit 2 driven by the secondary battery 4
3 and a treatment section 7A of, for example, a female type driven directly by the energy conversion section 23 or via the shaft section 6 as a transmission member.

When the surgical instrument 3A is, for example, an ultrasonic scalpel, the configuration of the energy conversion unit 23 is an ultrasonic oscillation circuit 23a and an ultrasonic oscillator (in FIG. 3, simply an oscillator) as shown in FIG. Abbreviation) 23b.

FIG. 1 shows a more specific configuration when the surgical instrument 3A is, for example, an ultrasonic scalpel. The surgical instrument 3A is provided with a battery storage chamber 31 near the rear end of the grip portion 5, the rear end of the battery storage chamber 31 is opened, and an external thread is provided which is screwed to a lid 32 provided with a female thread. is there. A sealing member 33 such as an O-ring for watertightness is provided in the middle of the fitting portion fitted with the lid 32 so that the inside can be kept watertight when the lid 32 is attached.

A power receiving unit 2 is provided around the battery storage chamber 31.
1 is provided, and the electric energy induced by the power receiving coil 21a is input to the rectification / control unit 22 via a lead wire, and the rectification / control unit 22 charges the secondary battery 4. And is supplied to the secondary battery 4.

The secondary battery 4 is connected via a switch 8 to an ultrasonic oscillation circuit 23a.
The ultrasonic vibrator 23b is connected to the output end of a, and the ultrasonic vibrator 23b vibrates with ultrasonic waves when an output signal of the ultrasonic oscillation circuit 23a is applied. In FIG. 1, the power receiving coil 21a, the rectification / control unit 22, and the ultrasonic oscillation circuit 23a are embedded inside the insulating member.

The front end of the ultrasonic transducer 23b is
4 is connected to the shaft portion 6 protruding from the holding portion 5 through the horn 34 so that the ultrasonic vibration generated by the ultrasonic vibrator 23b is transmitted to the horn 34.
And the treatment section 7A at the tip thereof through the shaft section 6
To transmit ultrasonic vibrations. The connecting portion between the front end of the horn 34 and the shaft portion 6 is covered with a cover member (exterior member) of the grip portion 5 via a sealing member 35 such as a rubber member, and the inside of the grip portion 5 is washed. In addition to washing with liquid,
It has a watertight structure so that it can be disinfected (or sterilized) with a disinfecting solution (or a sterilizing solution). In addition, resistance to sterilization with a sterilizing gas is provided.

That is, the surgical instrument 3A in the present embodiment
Can be disinfected or sterilized as well as washed. When the shaft portion 6 protruding from the grip portion 5 is sealed, the shaft portion 6 may be sealed at the base end side of the horn 34 as shown in FIG.

FIG. 3C shows a more specific configuration example of the electric system of the surgical instrument 3A. That is, the receiving coil 21a
Are connected to the input terminal of a rectifier circuit 22a constituting the rectifier / control unit 22, rectified and smoothed, constant-voltage controlled by a constant-voltage diode 22b, and then connected through a backflow preventing diode 22c. It is connected to the next battery 4.

Further, one end of the secondary battery 4 is directly
The other end is connected to the input terminal of the ultrasonic oscillation circuit 23a via the switch 8, and the ultrasonic oscillator 23b is connected to the output terminal of the ultrasonic oscillation circuit 23a.

The surgical instrument 3B has the same configuration as that of the surgical instrument 3A except that the shaft 6 is longer than the surgical instrument 3A and the treatment section 7B at the tip is, for example, a key type. Etc. are possible.

In the above description, the surgical instrument 3A or 3A
Although the case where B is an ultrasonic scalpel has been described, an electric scalpel 3C may be used as shown in FIG. 4B, or a motor-type treatment tool 3D shown in FIG. 4C may be used.

As shown in FIG. 4B, the electric knife 3C is provided with a high-frequency output circuit 23c instead of the ultrasonic oscillation circuit in the ultrasonic knife 3A shown in FIG. 4A, and oscillates at a high frequency. The oscillation output is amplified and output. The output terminal of the high-frequency output circuit 23c is connected to one of the output transformers 23d.
The secondary side is connected and outputs a high-frequency output signal to the secondary side, which is insulated from the primary side.

A pair of high-frequency electrode rods 36a and 36b are connected to the secondary side terminal of the output transformer 23d, and transmit a high-frequency output signal to the treatment section 7C on the distal end side. By bringing the treatment section 7C into contact with a living tissue to be treated, resection or cauterization can be performed.

The high-frequency electrode rod 36a,
The portion from which 36b protrudes is made watertight and airtight by an insulating member 37.

Further, the motor-type treatment instrument 3 shown in FIG.
D is provided with a motor control unit 23e instead of the ultrasonic oscillation circuit 23a in the ultrasonic scalpel 3A shown in FIG. 4 (A), and outputs the motor 23f by the output signal of the motor control unit 23e.
Is driven to rotate.

A shaft 38 protruding from the grip 5 is connected to the rotating shaft of the motor 23f, and a rotating brush 39 as a treatment section is provided at the tip of the shaft 38 to remove living tissue. The treatment can be performed.

A seal member 40 such as an O-ring is inserted in a portion where the shaft 38 protrudes from the grip portion 5 to maintain watertightness. The operation of the first embodiment having such a configuration will be described.

When performing an operation using the treatment tools 3A and 3B shown in FIG. 1, the lid 32 is opened, the secondary battery 4 is stored in the battery storage chamber 31, and the lid 32 is closed. In this state, the treatment tools 3A and 3B have a water-tight structure and an air-tight structure, and can be washed and disinfected (or sterilized).

Then, the surgical tools 3A and 3B are washed and disinfected (or sterilized), and as shown in FIG. 2, the washing and disinfection (or sterilization) placed on the cup placing portion 18 on the upper part of the charger 2. Into the cup 17.

By connecting the plug 12 of the charger 2 to a commercial outlet and turning on the switch 14,
The oscillation signal of the oscillation circuit 15b constituting the output circuit 15 of the charger 2 shown in FIG. 3B is amplified by the amplifier 15c and applied to the power transmission coil 16a. A field is generated, and the electromagnetic field generates a time-varying electromotive force in the power receiving coil 21a.

That is, as shown in FIG. 3A, by applying a high-frequency signal to the power transmission coil 16a, a high-frequency signal is generated in the power reception coil 21a disposed therearound (an electromagnetic induction method). In this way, energy is transmitted to the power receiving coil 21a in an electrically non-contact state.

As shown in FIG. 3C, the power receiving coil 21a
Is supplied to the rectification / control unit 22 and rectified by the rectification circuit 22a, and further converted to a voltage suitable for charging to 2
The secondary battery 4 is supplied to the secondary battery 4 and charges the secondary battery 4.

Therefore, after the time required for charging, the operation can be performed with the secondary battery 4. Therefore, for example, the surgical tool 3A is taken out from the cup 17, and the surgeon grasps the grasping portion 5 and operates the switch 8
When the N switch is pressed, the ultrasonic oscillation circuit 23
a is supplied with a drive power source and oscillates ultrasonically, and the ultrasonic oscillation output is applied to the ultrasonic vibrator 23b.
The ultrasonic vibrator vibrates ultrasonically, is transmitted to the treatment section 7A at the distal end by the shaft section 6, and can perform treatment such as excision by bringing the treatment section 7A into contact with living tissue.

After use, the treatment tool 3A can be washed and disinfected (or sterilized) and put in the cup 17 again to be charged similarly.

By charging the secondary battery 4 provided inside the surgical instrument 3A or the like with the above configuration, the surgical instrument 3A or the like can be used repeatedly. The surgical tool 3A and the like need to be cleaned and sterilized each time they are used. Since the charger 2 is in an unclean state, the previously cleaned and sterilized cup 17 is set in the charger 2 and the surgical tool 3A and the like are placed in the cup 17. By charging the battery, the surgical instrument 3A or the like can be charged in a non-contact state while maintaining a sterilized state.

As another means of energy transmission, FIG.
Modifications shown in (A) and (B) may be used. In FIG. 5A, a direct-current power supply of a power supply circuit 15a causes a light-emitting unit such as a light-emitting diode (abbreviated as LED) 16b to emit light. An electromotive force may be generated, and the electromotive force may be used to charge the secondary battery 4 via the constant voltage diode 22b and the backflow prevention diode 22c constituting the control unit.

In this case, in the configuration of the electric system of the charger 2 shown in FIG.
, And the power transmission circuit 16 is constituted by the LED 16b. On the surgical tool side, the power receiving unit 21 is
1b, and the rectification / control unit 22 is a control unit that does not require rectification.

In this case, L in the charger 2
The light emitting portion on the upper side of the portion where the ED 16b is arranged and the cup 17 are preferably made of a material such as glass that transmits the light of the LED 16b. The solar cell 21b is provided on the rear end of the surgical instrument, for example, on the lid 32, and the light receiving unit is provided on the outer surface as desired. Also in this case, the secondary battery 4 can be charged without contact with the charger 2.

As shown in FIG. 5B, an oscillating circuit 15b is oscillated by a DC power supply of a power supply circuit 15a, and the oscillating output is used to output acoustic energy such as ultrasonic energy from a sound transmitter such as an ultrasonic speaker 16c. The sound energy is received by a sound receiver such as the ultrasonic microphone 21 c and converted into electric energy, which is converted via the rectification / control unit 22 into the secondary battery 4.
May be a means for charging the battery.

This embodiment has the following effects. First
According to the embodiment, the surgical instrument 3A and the like can be used repeatedly by repeatedly charging the secondary battery 4 incorporated in the battery-operated surgical instrument 3A and the like, and the electric power is charged at the time of charging. Since the battery can be charged in a non-contact manner without requiring a contact or the like connected to the battery, it is possible to charge the battery while maintaining a sterilized state, and it is possible to almost eliminate the possibility of running out of batteries (insufficient electric energy) during the operation.

(Second Embodiment) Next, a second embodiment of the present invention will be described with reference to FIGS. FIG. 6 shows a configuration of a treatment tool 3E according to the second embodiment, and FIG. 6 shows a configuration of an electric system of the treatment tool 3E. In the present embodiment, for example, in the treatment tool 3A of the first embodiment, means for indicating that the charging operation has been completed is provided.

FIG. 6 shows a treatment tool 3E according to the present embodiment. This treatment instrument 3E is a rectification / control / discrimination section 42 in which a charge state determination section 41 is provided in the rectification / control section 22 instead of the rectification / control section 22 in the grasping section 5 in the treatment instrument 3A of FIG. A charging completion display LED 43 connected to the rectification / control / determination unit 42 is provided on the outer surface of the grip unit 5.

FIG. 7 shows the configuration of the electric system of the treatment instrument 3E. As shown in FIG. 7, the output terminal of the rectifier circuit 22a is connected to the positive and negative power supply terminals of the comparator 41a constituting the charge state determination unit 41, and the constant voltage diode 22b is connected via the current limiting resistor R1. I have.

The cathode of the constant voltage diode 22b is connected to the anode of the secondary battery 4 via the changeover switch SW and the backflow preventing diode 22c. Also,
The voltage of the anode of the secondary battery 4 is applied to the non-inverting input terminal of the comparator 41a, and the reference voltage obtained by dividing the voltage stabilized by the constant voltage diode 22b by the resistors R2 and R3 is applied to the inverting input terminal of the comparator 41a. Applied.

A resistor R4 and a capacitor C are connected to the output terminal of the comparator 41a. When the voltage of the secondary battery 4 exceeds the reference voltage, the changeover switch SW is switched from the contact point a to the contact point a with the charged voltage of the capacitor C. b, so that the LED 43 connected to the contact b emits light.

The values of the resistors R2 and R3 are set so that the reference voltage becomes the voltage when the charging operation of the secondary battery 4 is completed. The changeover switch SW is formed of, for example, an analog switch, and its power is supplied from the rectifier circuit 22a as in the case of the comparator 41 (omitted in FIG. 7 for simplicity). Other configurations are the same as those of the first embodiment.

According to this embodiment, in addition to having the same operation as that of the first embodiment, when the charging operation of the secondary battery 4 is completed when charging, the state is changed to the secondary state. It is detected that the battery voltage has exceeded the reference voltage, and the changeover switch SW is switched so that the charging current does not flow through the secondary battery 4 and the LED 43 emits light (lights up).

Therefore, the surgeon or the like can confirm that the surgical instrument 3E has completed the charging operation by turning on the LED 43. Therefore, the surgeon uses LED
It is only necessary to use a surgical tool with 43 lit. In this case, it is possible to more reliably prevent the battery from running out during the operation.

Further, it is possible to prevent the secondary battery 4 from being excessively charged (it is possible to prevent the secondary battery 4 from being rapidly deteriorated due to excessive charging), and to reduce the power supply of the charger 2. It is possible to prevent the secondary battery 4 from being excessively charged even when the battery is inserted, and the usability is improved.

Therefore, according to the present embodiment, in addition to the effects of the first embodiment, whether or not the charging of the secondary battery 4 is completed can be easily known by lighting (non-lighting) of the LED 43. it can. In addition, overcharging can be prevented to prevent the life of the secondary battery 4 from being shortened, and the life of the secondary battery 4 can be prevented from being shortened even if the power of the charger 2 is kept turned on. And so on.

In this embodiment, a detecting means for detecting the charging completion state is provided, and when the charging completion state is detected, the LED 43 is turned on to notify the user of the charging completion state. The LED 43 may be turned on during charging, and the LED 43 may be turned off in the charging completed state to notify the charging and the charging completed state.

In this case, in FIG.
May be connected to the contact a of the changeover switch SW together with the anode of the diode 22c. Alternatively, an LED indicating that charging is being performed may be turned on during charging, and the LED 43 having a different wavelength from that of the LED may be turned on in the charging completed state to notify the charging and the charging completed state.

In this case, in FIG.
Is an LED that emits green light, and L is another LED that emits red light.
The cathode and anode of the ED may be connected to the cathode of the LED 43 of FIG. 7 and the contact a of the switch SW.

Third Embodiment Next, a third embodiment of the present invention will be described with reference to FIGS. FIG.
Is a tray-type surgical system 51, which includes a charger 52
And a cart 53 for installing the charger 52, a sterilization tray 54 installed on the charger 52, and a battery-operated surgical tool 55 mounted on the sterilization tray 54.

In the sterilization tray 54, a battery-operated surgical instrument 55 or a normal surgical instrument 56 can be installed. A cord 11 extends from the charger 52, and a plug 12 is provided at the tip thereof.

The charger 52 has the same configuration as that of the first embodiment, and as shown in FIG.
And supplies energy in a non-contact manner to the power receiving unit 21 provided inside the battery-operated surgical instrument 55 disposed on the upper side thereof. The energy received by the power receiving unit 21 is supplied to the secondary battery 4 via the rectification / control unit 22.
The next battery 4 is charged.

In the case of the tray type, the surgical tool 5
5 has a large degree of freedom, the battery-operated surgical instrument 55
A weight 57 is provided inside the power transmission circuit 16.
The direction between the power receiving unit 21 and the power receiving unit 21 is set to an appropriate direction so that energy can be transmitted efficiently. For example, when the power transmission circuit 16 and the power reception unit 21 are configured by coils, the energy generated by the coils of the power transmission circuit 16 is efficiently converted by the coils of the power reception unit 21 so that the axial directions of both coils are parallel. I am trying to receive it well. This embodiment has the following effects. According to the present embodiment, even if the treatment tool 55 in a free direction is disposed in the large sterilization tray 54, the charging is reliably performed.

When the charging operation of the secondary battery 4 is completed as in the second embodiment, the charging current is prevented from flowing through the secondary battery 4 and the LED 43 and the like allow the user to recognize the charging current. May be provided.

(Fourth Embodiment) Next, a fourth embodiment of the present invention will be described with reference to FIGS.
A rechargeable ultrasonic coagulation / incision surgical device 61 as a surgical device according to the fourth embodiment shown in FIG. 10 is an ultrasonic coagulation / incision tool incorporating a charging device 62 and a secondary battery 4 (see FIG. 11). 63.

The charging device 62 is provided with a socket attaching / detaching concave portion 62a (see FIG. 12) so that a charging socket 64 that can be washed and sterilized is assembled. As shown in FIG. 12, the charging socket 64 is detachable from the charging device 62.

Prior to the operation, the ultrasonic incision / coagulation tool 63 and the charging socket 64 are sterilized, and the charging socket 64 is set in the charging device 62 before use. Incorporate.

As shown in FIG. 11, for example, a secondary coil 67 is incorporated in the charging device 62 as the power transmission circuit 16, and the ultrasonic incision / coagulation tool 63 is provided in an outer case 69 of the grip 5. A secondary coil 68 (as the power receiving unit 21) is incorporated, energy is transmitted by electromagnetic induction, and converted into a voltage suitable for charging by the rectification / control unit 22 connected to the secondary coil 68. It is supplied to the secondary battery 4 and charges the secondary battery 4.

The charging socket 64 is made of a resin such as Teflon or ceramics having resistance to disinfection, sterilization and the like, and has electrical insulation. And
Even if the charging socket 64 is interposed between the primary coil 67 and the secondary coil 68, the electromagnetic energy by the primary coil 67 can be transmitted to the secondary coil 68. The secondary battery 4 is connected to an ultrasonic oscillation circuit 23a via a switch (not shown). When the switch is turned on, the oscillation output of the ultrasonic oscillation circuit 23a is applied to the ultrasonic transducer 23b. The ultrasonic vibration by the ultrasonic vibrator 23b causes the treatment section 7B at the distal end to ultrasonically vibrate through the horn 34 and the shaft 6.

This embodiment has the following effects. In this embodiment, since the power receiving socket 64 is disposed between the primary coil 67 and the secondary coil 68, it is possible to charge the ultrasonic coagulation / dissection tool while maintaining the sterilized state.

(Fifth Embodiment) Next, a fifth embodiment of the present invention will be described with reference to FIG. FIG. 13 (A)
Denotes a battery-operated treatment tool 71 used for endoscopic surgery, which comprises an operation section 72 and an insertion section 73, and a secondary battery 74 is arranged over the operation section 72 and the insertion section 73.

FIG. 13B shows another battery-operated treatment tool 71 ′ used for endoscopic surgery.
5 is arranged from the operation section 72 to the insertion section 73. In the operation unit 72, for example, the power receiving unit 21 of the first embodiment and the like are arranged (not shown).

As an effect of the present embodiment, since the heavy secondary batteries 74 and 75 are arranged from the insertion portion 73 to the operation portion 72, the balance of the treatment tool can be appropriately set, and the operation is easy. It should be noted that embodiments and the like configured by combining the above-described embodiments and the like in part and the like also belong to the present invention.

[Supplementary Notes] A rechargeable secondary battery and a treatment unit electrically driven by the rechargeable battery, a disinfecting or sterilizable surgical tool, and an externally disposed surgical tool for charging the secondary battery A surgical device having an energy generating unit for radiating energy provided in the energy generating unit; and an energy emitting unit provided in the surgical tool, receiving the energy in a non-contact manner with the energy generating unit, A surgical apparatus, comprising: charging energy generating means for generating energy for charging a secondary battery.

2. In Supplementary Note 1, the energy generation unit has a power transmission coil, and the charging energy generation unit has an electromagnetic induction type energy transmission form having a power reception coil receiving electromagnetic energy transmitted from the power transmission coil. 3. In Supplementary Note 1, the energy generating unit includes a light emitting unit, and the charging energy generating unit includes a photoelectric conversion unit that receives light from the light emitting unit and performs photoelectric conversion.

4. In Supplementary Note 1, the surgical instrument has a detecting unit that detects whether or not the secondary battery is fully charged, and a unit that notifies the completion of charging based on the output of the detecting unit. 5. In Supplementary Note 1, a detecting means for detecting whether or not the rechargeable battery is fully charged in the surgical instrument, and the charging operation of the rechargeable battery is stopped when the charged state is detected by the detecting means.

6. A surgical operation system including a rechargeable secondary battery in a surgical instrument, a surgical instrument including a secondary battery and energy receiving means, a charging unit including energy transmitting means, A charging unit, which is disposed between the charging unit and the cleaning unit so as to prevent the surgical instrument from coming into contact with the charging unit. The surgical system, wherein the separating means does not hinder energy transmission of the charging system.

[0078]

As described above, according to the present invention, a surgical instrument having a rechargeable secondary battery and a treatment section electrically driven by the secondary battery, which can be disinfected or sterilized,
In a surgical apparatus having an energy generating unit for charging the secondary battery, which is disposed outside the surgical tool, an energy radiating unit configured to radiate energy provided in the energy generating unit, and provided on the surgical tool. A charging energy generating means for receiving the energy in a non-contact manner with the energy generating unit and generating energy for charging the secondary battery, so that the secondary battery of the surgical instrument is not connected to the energy generating unit. Charging can be performed by contact, that is, without contaminating the sterilized surgical tool, and battery replacement during surgery can be made almost unnecessary.

[Brief description of the drawings]

FIG. 1 is a configuration diagram of a surgical system including a first embodiment of the present invention.

FIG. 2 is a configuration diagram of a surgical system in a charged state.

FIG. 3 is a block diagram showing an operation principle in the case of non-contact charging, and a configuration of an electric system of a surgical instrument and a charger.

FIG. 4 is a block diagram showing a configuration example of a surgical instrument.

FIG. 5 is a diagram showing a configuration of an electric system of a surgical instrument and a charger according to a modification.

FIG. 6 is a sectional view showing a configuration of a surgical instrument according to a second embodiment of the present invention.

FIG. 7 is a circuit diagram showing a configuration of an electric system of the surgical instrument.

FIG. 8 is an external view of a surgical system having a third embodiment of the present invention.

FIG. 9 is a diagram showing a partial configuration.

FIG. 10 is an external view of a surgical device according to a fourth embodiment of the present invention.

FIG. 11 is a diagram showing an internal configuration of a surgical instrument and a charging device.

FIG. 12 is a sectional view showing a charging socket detachable from the charging device.

FIG. 13 is a diagram showing a configuration of a surgical instrument according to a fifth embodiment of the present invention.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 ... Surgical system 2 ... Charger 3A, 3B ... Surgical tool 4 ... Secondary battery 5 ... Grasping part 6 ... Shaft part 7A, 7B ... Treatment part 8 ... Switch 11 ... Power cord 12 ... Plug 14 ... Power switch 15 ... Output Circuit 16 ... Power transmission circuit 17 ... Cup 18 ... Cup mounting part 21 ... Power receiving part 22 ... Rectification / control part 23 ... Energy conversion part 23a ... Ultrasonic oscillation circuit 23b ... Ultrasonic vibrator 31 ... Battery storage room 32 ... Cover 33 ... Seal member

 ──────────────────────────────────────────────────続 き Continuing on the front page (72) Inventor Akira Shiga 2-43-2 Hatagaya, Shibuya-ku, Tokyo Inside Olympus Optical Industrial Co., Ltd. (72) Inventor Tsuyoshi Tsukakoshi 2-43-2 Hatagaya, Shibuya-ku, Tokyo Olympus Optical Co., Ltd. (72) Koji Yasunaga, Inventor 2-43-2 Hatagaya, Shibuya-ku, Tokyo Olympus Optical Co., Ltd. (72) Masaru Karasawa 2-43-2, Hatagaya, Shibuya-ku, Tokyo No. Olympus Optical Co., Ltd. (72) Hiroyuki Yamamiya, Inventor 2-43-2 Hatagaya, Shibuya-ku, Tokyo Olympus Optical Co., Ltd. (72) Takeaki Nakamura 2-43, Hatagaya, Shibuya-ku, Tokyo No. 2 F-term in Olympus Optical Co., Ltd. (reference) 4C060 JJ11 KK03 KK10 KK15 5G003 AA01 AA06 AA08 BA01 CA14 CC02 EA02 FA08 GB 08

Claims (1)

[Claims] The surgical instrument includes a rechargeable secondary battery and a treatment unit electrically driven by the secondary battery. The surgical instrument can be disinfected or sterilized.
A surgical apparatus having an energy generating unit for charging a secondary battery, comprising: an energy radiating unit configured to radiate energy provided in the energy generating unit; and an energy radiating unit provided in the surgical tool, the energy being provided in a non-contact manner with the energy generating unit. And a charging energy generating means for generating energy for charging the secondary battery in response to the request.