JP2001258835A - Medical equipment - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a medical equipment excellent in replaceability in which an operator located in a sterilization area can easily and smoothly perform the replacement of a medical apparatus by her/himself. SOLUTION: A camera head 5 has a non-contact connector part 12 capable of attaching and detaching a sterilization-side connector part 6a, and a CCD 14, an actuator 16 for moving a zoom lens 15 and a power supply part 17 for supplying driving power, for example, are provided within a head body 10. One-side end surfaces of a plurality of optical fibers 18 are regularly arranged on the bottom surface of the recessed part 12a of the non-contact connector part 12, and a plurality of optical fibers 6c opposed to the optical fibers 18 arranged on the non-contact connector part 12 is arranged on the tip surface of the sterilization-side connector part 6a. The non-contact connector part 12 is connected to the sterilization-side connector part 6a, whereby the transmission and receiving of a signal between a control unit 3 and the camera head 5 can be performed in an electrically non-contact state.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a medical device capable of exchanging medical equipment in a sterile area such as an operating room.

[0002]

2. Description of the Related Art In recent years, a plurality of types of camera heads having an actuator for driving, for example, a zoom lens with respect to one control unit, a handpiece which is a surgical instrument having a drive unit and a sensor, or an ultrasonic treatment Medical devices that can be connected to a probe or the like for performing the above-mentioned steps have been developed.

As such a medical device, for example, there is an endoscope device 50 as shown in FIG. The endoscope device 50 includes, for example, an optical endoscope 51, one control unit 52, a surgical instrument 53 which is a medical device detachably connected to the control unit 52, and an eyepiece of the endoscope 51. A plurality of camera heads 55, 56, 57, 5 which are detachable from the
8. a light source device 59 for supplying illumination light to the endoscope 51;
The control unit 52 includes a monitor 60 to which a video signal generated by an image processing circuit (not shown) of the control unit 52 is input and displays an observation image. The surgical tool 53 and the camera heads 55, 56, 57, 58 are connected to electric cables 53a, 55a,
It is connected to the control unit 52 via connector parts 53b, 55b, 56b, 57b, 58b provided at base ends of 56a, 57a, 58a.

[0004]

However, when the endoscope apparatus 50 shown in FIG. 5 is used at an operation site, the camera head 55 attached to the endoscope 51 during the examination is, for example, a camera. The head 58 may be replaced. In such a case, while the camera head 55 is located in the sterile area, the control unit 52 is located in the unclean area, so that this replacement can be performed alone by a doctor in the sterile area. Did not.

A control unit 5 is provided on the sterilization area side.
When the medical device can be replaced by one operator by disposing the 2 or the like, there is a possibility that some liquid such as a disinfectant, body fluid, blood, etc. may adhere to the connector portion, and in this case, the attached liquid is completely wiped off. In order to do so, we had to get the cooperation of nurses.

In other words, it is difficult to exchange medical equipment without the cooperation of a surrounding person, such as a nurse, so that it is troublesome for the surgeon and the surrounding people to replace the medical device during the operation.

[0007] The present invention has been made in view of the above circumstances, and an object of the present invention is to provide a medical device excellent in replacement workability in which a surgeon in a sterilization area can easily and smoothly replace a medical device by himself. I have to.

[0008]

The medical device of the present invention comprises:
A medical device having an electric component that is electrically driven, such as a sensor or an actuator, and a power supply unit that supplies driving power to the electric component; a control device including a control unit that controls the electric component of the medical device; The medical device includes a signal line that connects the control device and the medical device and transmits input / output signals, and a connection cable that is detachably attached to the medical device and has a connector unit that transmits signals in a non-contact state. .

According to this configuration, when an operator replaces, for example, a medical device attached to the endoscope, the operator removes the connector portion of the connection cable connecting the medical device and the control device, and then replaces the endoscope. By replacing the medical device attached to the mirror with a desired medical device, and then attaching the connector part of the connecting cable again to the new medical device,
The surgeon can exchange medical equipment by himself. At this time, power supply to the electrical components of the medical device is ensured by the power supply unit provided in each medical device. And
Should any liquid, etc., adhere to the connector during this replacement, remove the attached liquid,
The signal transmission state is easily ensured.

[0010]

Embodiments of the present invention will be described below with reference to the drawings. 1 to 4 relate to an embodiment of the present invention. FIG. 1 is a view for explaining a configuration example of an endoscope apparatus which is an example of a medical apparatus. FIG. 2 is an electric component which is an example of a medical apparatus. FIG. 3 is a block diagram illustrating a schematic configuration of an endoscope apparatus, and FIG. 4 is a diagram illustrating a configuration of a connector portion of a connection cable.

FIG. 4A is a diagram showing one configuration example of the non-contact connector portion, and FIG. 4B is a diagram showing another configuration example of the non-contact connector portion.

As shown in FIG. 1, an endoscope apparatus 1 which is an example of the medical apparatus according to the present embodiment is, for example, an optical endoscope 2.
A single control unit 3 that includes a control unit 3a, an image processing circuit (not shown), and the like to form a control device;
A plurality of types of cameras that are used together with the endoscope 2 and are detachable from a surgical instrument 4 that is a medical device disposed on a sterilization area side and an eyepiece 2a of the endoscope 2 and have different specifications such as magnification. A connection cable having a head 5 and a sterile connector 6a connected to the camera head 5 or the surgical tool 4 at one end and a dirty connector 6b connected to the control unit 3 at the other end. A certain signal transmission cable 6
And a light source device 7 for supplying illumination light to the endoscope 2 and a monitor 8 for receiving a video signal generated by an image processing circuit of the control unit 3 and displaying an observation image. I have. In addition, the surgical tool 4 and the camera head 5 have electric components that are electrically driven.

As shown in FIGS. 2 and 3, for example, a camera head 5 which is a medical device having electric components has a connecting portion 11 which is detachably connected to the endoscope 2 to a head body 10 which is an exterior member. The sterilization-side connector portion 6a provided on the signal transmission cable 6 has a detachable non-contact connector portion 12.

Further, an objective optical system 13 serving as a zoom optical system by arranging a plurality of optical lenses in the head body 10.
A charge-coupled device (hereinafter abbreviated as CCD) 14 arranged at an image forming position of the objective optical system 13 and capturing an observation image;
An actuator 16 that drives the zoom lens 15 that constitutes the objective optical system 13 to move in the optical axis direction
And a power supply unit 17 for supplying driving power to the actuator 16 and the CCD 14.

The actuator 16 includes a cylindrical pipe 16a and a moving body 16b which moves inside the pipe 16a in the axial direction. The moving body 16b is driven by applying a predetermined drive signal to a motor (not shown). Is moved by a predetermined amount in the direction indicated by the arrow.

The non-contact connector portion 12 is provided with, for example, a concave portion 12a in which the sterilizing side connector portion 6a of the signal transmission cable 6 is disposed, and a plurality of optical fibers 18,. One end surfaces of the 18 are regularly arranged.

The other end face of the optical fiber 18 converts the electric signal into an optical signal and receives a transmitting section 21 composed of a light emitting element or the like (not shown) which blinks in a pulse shape and receives the optical signal blinking in a pulse shape. It is connected to a receiving unit 22 composed of a light receiving element or the like (not shown) for converting into an electric signal. The CCD 14, the actuator 16 and the receiving unit 2
2 and the transmission unit 21 are connected via a signal cable.

On the other hand, as shown in FIG. 4A, an optical fiber 18 disposed in the non-contact connector section 12 is provided on the distal end surface of the sterilization side connector section 6a disposed in the concave section 12a.
, 18 are provided with a plurality of optical fibers 6c, ..., 6c. The base ends of the optical fibers 6c are arranged so as to correspond to the transmitting unit 3b and the receiving unit 3c provided in the control unit 3a of the control unit 3, respectively. That is, by connecting the non-contact connector section 12 and the sterilization side connector section 6a, signals can be transmitted and received between the control unit 3 and the camera head 5 in an electrically non-contact state.

Therefore, in the endoscope apparatus 1 of the present embodiment, the control signal output from the control unit 3a of the control unit 3 toward the camera head 5 is converted into a signal by the transmission unit 3b of the control unit 3a. The light is transmitted from the optical fiber 6 c of the transmission cable 6 to the optical fiber 18 arranged in the non-contact connector 12 of the camera head 5 and sent to the receiving unit 22 of the camera head 5. The receiving unit 22 of the camera head 5 subjects the received optical signal to signal processing such as demodulation in accordance with the signal format, performs photoelectric conversion, and performs CC conversion.
A drive signal is applied to D14 or the actuator 16.

On the other hand, an electric signal output from the CCD 14 or the actuator 16 is converted into an electric light by a transmission section 21 of the camera head 5 and is converted from an optical fiber 18 disposed in the non-contact connector section 12 of the camera head 5. The signal is transmitted to the optical fiber 6c of the signal transmission cable 6 and sent to the receiving unit 3c of the control unit 3. The receiving unit 22 of the control unit 3a of the control unit 3 subjects the received optical signal to signal processing such as demodulation according to the signal format and performs photoelectric conversion. Predetermined processing is performed in the signal processing circuit.

The power supply 17 of this embodiment is a rechargeable battery, and the CCD 14 and the actuator 16 are operated by the power supplied from the battery 17. The battery 17 is provided with a non-contact charging transformer 23.
a by the charging unit 25 having the
7 can be charged.

Here, a procedure for replacing the camera head 5 by an operator in a sterile area will be described. When the surgeon replaces the camera head 5a attached to the endoscope 2 with the camera head 5b, for example, the non-contact connector 12
The sterilization side connector 6a of the signal transmission cable 6 connected to the camera head 5a is detached, and the camera head 5a is
Replace with b. Thereafter, the sterile connector 6a of the signal transmission cable 6 is attached to the non-contact connector 12 of the camera head 5b that has been replaced. This allows
The surgeon can exchange medical equipment by himself.

At the time of this replacement work, a disinfectant solution, body fluid,
If any liquid such as blood has adhered to the connector portions 6a and 12, a signal can be transmitted and received by wiping the adhered liquid and the like.

In addition, instead of arranging the optical fibers 6c and 18 on the signal transmission cable 6 and the non-contact connector section 12 to form a non-contact connector, as shown in FIG. And a lead wire 6e to form the non-contact connector portion 6f. Thus, for example, a signal transmission cable (not shown) provided with a plurality of microcoils 6d and lead wires 6e,
The transmission and reception of signals may be performed in a non-contact manner with the non-contact connector 6f.

In this embodiment, the camera head is described. However, the medical device is not limited to the camera head, but may be a handpiece or a probe having electric components.

As described above, the medical device and the control device are connected by the signal transmission cable, and the connector provided on the medical device and the signal transmission cable are electrically disconnected from each other by using an optical fiber or a microcoil. By providing a connector portion for transmitting and receiving signals, a connector having a structure excellent in wiping properties is provided, and one operator can exchange medical devices in a sterilization area. This facilitates replacement of medical devices such as a camera head, a handpiece and a probe in the sterile area.

Further, the problem of insufficient power supply due to the connector having a structure for transmitting and receiving signals in a non-contact state can be solved by a battery which is a power supply provided inside the medical device. Since the battery can be charged in an electrically non-contact state, the waterproof property and the wiping property when a liquid adheres are extremely excellent.

It should be noted that the present invention is not limited to only the above-described embodiments, and various modifications can be made without departing from the spirit of the invention.

[Appendix] According to the above-described embodiment of the present invention as described in detail above, the following configuration can be obtained.

(1) A medical device having an electrically driven electric component such as a sensor or an actuator and a power supply unit for supplying driving power to the electric component, and a control unit for controlling the electric component of the medical device. A connection cable having a control device, a signal line for connecting the control device and the medical device, transmitting input / output signals, and a connector portion detachably attached to the medical device and transmitting signals in a non-contact state. And a medical device comprising:

(2) A medical device comprising a medical device having an electrically driven electric component such as a sensor or an actuator, and a control device having a control unit for controlling the electric component of the medical device. The medical device is provided with a power supply unit for supplying driving power to electric components, and the control device and the medical device are detachably connected to a signal line for transmitting input / output signals and the medical device. Medical device which is connected in a non-contact state by a cable having a connector section.

(3) The medical device according to Supplementary Note 1 or 2, wherein the power supply unit is a replaceable battery or a rechargeable battery.

(4) The medical device according to appendix 3, wherein the rechargeable battery is a battery that can be charged in a non-contact state.

[0034]

As described above, according to the present invention, it is possible to provide a medical device excellent in replacement workability in which a surgeon in a sterilization area can easily and smoothly replace a medical device by himself.

[Brief description of the drawings]

FIG. 1 to FIG. 4 relate to an embodiment of the present invention,
FIG. 1 illustrates a configuration example of an endoscope apparatus which is an example of a medical apparatus.

FIG. 2 is a diagram illustrating a camera head having an electric component as an example of a medical device.

FIG. 3 is a block diagram illustrating a schematic configuration of an endoscope apparatus.

FIG. 4 is a diagram illustrating a configuration of a connector portion of a connection cable.

FIG. 5 is a diagram illustrating a configuration example of a conventional endoscope apparatus.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 ... Endoscope apparatus 3 ... Control unit 5 ... Camera head 6 ... Signal transmission cable 6a ... Sterilization side connector part 6c ... Optical fiber 12 ... Non-contact connector part 18 ... Optical fiber

──────────────────────────────────────────────────の Continued on the front page (51) Int.Cl. ⁷ Identification symbol FI Theme coat ゛ (Reference) H04B 10/00 (72) Inventor Hiroyuki Kuroda 2-43-2 Hatagaya, Shibuya-ku, Tokyo Olympus Optical Industrial Co., Ltd. Inside the company (72) Masahiro Hagiwara 2-43-2 Hatagaya, Shibuya-ku, Tokyo Olympus Optical Industry Co., Ltd. (72) Nobuyoshi Tanizawa 2-43-2 Hatagaya, Shibuya-ku, Tokyo Stock of Olympus Optical Industries In-company (72) Inventor Toshiharu Fukushima 2-43-2 Hatagaya, Shibuya-ku, Tokyo Olympus Optical Co., Ltd. (72) Inventor Hiroshi Okabe 2-34-2 Hatagaya, Shibuya-ku, Tokyo Olympus Optical (72) Inventor Yoshitaka Honda 2-43-2 Hatagaya, Shibuya-ku, Tokyo Olympus Optical Co., Ltd. (72) Who Nakamura Takeaki Tokyo, Shibuya-ku, Hatagaya 2-chome No. 43 No. 2 Olympus Optical Industry Co., Ltd. in the F-term (reference) 4C061 AA00 BB01 CC00 DD00 JJ11 NN09 NN10 UU05 4C301 EE13 EE19 JA19 LL20 5K002 AA05 BA32 FA01 GA01 GA03

Claims (1)

[Claims] 1. A medical device having an electric component, such as a sensor or an actuator, which is electrically driven and a power supply unit for supplying driving power to the electric component, and a control unit for controlling the electric component of the medical device. And a connection cable for connecting the control device and the medical device, a signal line for transmitting input / output signals, and a connector portion detachably attached to the medical device and for transmitting a signal in a non-contact state. A medical device comprising: