JP2001137182A5 - - Google Patents
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- JP2001137182A5 JP2001137182A5 JP1999320225A JP32022599A JP2001137182A5 JP 2001137182 A5 JP2001137182 A5 JP 2001137182A5 JP 1999320225 A JP1999320225 A JP 1999320225A JP 32022599 A JP32022599 A JP 32022599A JP 2001137182 A5 JP2001137182 A5 JP 2001137182A5
- Authority
- JP
- Japan
- Prior art keywords
- endoscope according
- capsule endoscope
- oral
- protection tube
- traction
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 239000002775 capsule Substances 0.000 description 20
- 229940100691 oral capsule Drugs 0.000 description 12
- 230000001681 protective effect Effects 0.000 description 6
- 238000003780 insertion Methods 0.000 description 3
- 230000037431 insertion Effects 0.000 description 3
- 230000002093 peripheral effect Effects 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 210000003238 esophagus Anatomy 0.000 description 2
- 210000000214 mouth Anatomy 0.000 description 2
- 210000003800 pharynx Anatomy 0.000 description 2
- 230000007958 sleep Effects 0.000 description 2
- 238000007599 discharging Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
Description
【特許請求の範囲】
【請求項１】
検査部位の観察を行う観察機能手段を少なくとも１つ配設した経口カプセル部と、
この経口カプセル部の一端部から延出して、前記経口カプセル部を手元側へ引き寄せる牽引部材及び前記観察機能手段に接続される電気ケーブルを保護する保護部材を兼ねる牽引保護管とを具備し、
前記牽引保護管と前記経口カプセル部とを結ぶ連結部の外形形状は、前記経口カプセル部から前記牽引保護管に向かって略連続的に小径に変化することを特徴とする医療用カプセル内視鏡。
【請求項２】
前記経口カプセル部、牽引保護管及び連結部分の外表面に潤滑性材料を設けたことを特徴とする請求項１記載の医療用カプセル内視鏡。
【請求項３】
前記観察機能手段は、観察部位を照明するＬＥＤと、このＬＥＤによって照らされた観察部位の光学像を電気信号に光電変換する撮像素子とを有することを特徴とする請求項１記載の医療用カプセル内視鏡。
【請求項４】
前記観察機能手段を、前記牽引保護チューブが連結されている端部側又はその反対の端部側の少なくとも一方に設けたことを特徴とする請求項１記載の医療用カプセル内視鏡。
【請求項５】
前記観察機能手段を、さらに、側周の観察を可能にする側周面部に設けたことを特徴とする請求項１記載の医療用カプセル内視鏡。
【請求項６】
前記連結部の外形形状が円錐形状であることを特徴とする請求項１記載の医療用カプセル内視鏡。
【請求項７】
前記連結部を異なる曲率を持つ２つの曲面で構成したことを特徴とする請求項１記載の医療用カプセル内視鏡。
【請求項８】
前記連結部の外形形状は、関数的に変化する形状であることを特徴とする請求項１記載の医療用カプセル内視鏡。
【請求項９】
前記連結部の外形形状は、放物線形状であることを特徴とする請求項１記載の医療用カプセル内視鏡。
【請求項１０】
前記牽引保護管と前記経口カプセル部との間に湾曲部を設けたことを特徴とする請求項１記載の医療用カプセル内視鏡。
【請求項１１】
前記牽引保護管に、前記牽引保護管の硬度を可変にする硬度可変機構を設けたことを特徴とする請求項１記載の医療用カプセル内視鏡。
【請求項１２】
前記硬度可変機構は、膨縮自在なバルーンからなることを特徴とする請求項１１記載の医療用カプセル内視鏡。
【請求項１３】
前記牽引保護管に送水用のチューブを設け、カプセル本体の側周面あるいは牽引保護管の中途部側周面に、前記送水チューブによって送られる液体を吐出する複数の吐水孔を設けたことを特徴とする請求項１記載の医療用カプセル内視鏡。
【請求項１４】
前記牽引保護管に処置具を挿通するチャンネルチューブを設けたことを特徴とする請求項１記載の医療用カプセル内視鏡。
【請求項１５】
前記チャンネルチューブの内径寸法が変化することを特徴とする請求項１４記載の医療用カプセル内視鏡。
[Claims]
[Claim 1]
The observation function unit for performing observation of the testing area and at least one arranged the oral capsule portion,
The oral extended from one end of the capsule portion, provided with a traction protective tube the protective member and sleeps for protecting an electrical cable connected to the pulling member and said observation function unit attracts the oral capsule portion to the proximal side,
The external shape of the connecting portion connecting the traction protective tube and said oral capsule unit, medical capsule endoscope characterized by varying turn into Rukoto the small diameter substantially continuously towards the towing protection tube from the oral capsule part mirror.
2.
The medical capsule endoscope according to claim 1, wherein a lubricating material is provided on the outer surfaces of the oral capsule portion, the traction protection tube, and the connecting portion.
3.
The medical capsule according to claim 1, wherein the observation function means includes an LED that illuminates the observation site and an image pickup element that photoelectrically converts an optical image of the observation site illuminated by the LED into an electric signal. Endoscope.
4.
The medical capsule endoscope according to claim 1, wherein the observation function means is provided on at least one of the end side to which the traction protection tube is connected or the opposite end side.
5.
The medical capsule endoscope according to claim 1, wherein the observation function means is further provided on a side peripheral surface portion that enables observation of the lateral circumference.
6.
The medical capsule endoscope according to claim 1, wherein the outer shape of the connecting portion is a conical shape.
7.
The medical capsule endoscope according to claim 1, wherein the connecting portion is composed of two curved surfaces having different curvatures.
8.
The medical capsule endoscope according to claim 1, wherein the outer shape of the connecting portion is a shape that changes functionally.
9.
The medical capsule endoscope according to claim 1, wherein the outer shape of the connecting portion is a parabolic shape.
10.
The medical capsule endoscope according to claim 1, wherein a curved portion is provided between the traction protection tube and the oral capsule portion.
11.
The medical capsule endoscope according to claim 1, wherein the traction protection tube is provided with a hardness variable mechanism that changes the hardness of the traction protection tube.
12.
The medical capsule endoscope according to claim 11, wherein the hardness variable mechanism comprises a balloon that can be expanded and contracted.
13.
The traction protection tube is provided with a water supply tube, and a plurality of water discharge holes for discharging the liquid sent by the water supply tube are provided on the side peripheral surface of the capsule body or the intermediate side peripheral surface of the traction protection tube. The medical capsule endoscope according to claim 1.
14.
The medical capsule endoscope according to claim 1, wherein a channel tube through which a treatment tool is inserted is provided in the traction protection tube.
15.
The medical capsule endoscope according to claim 14, wherein the inner diameter dimension of the channel tube is changed.
本発明の医療用カプセル内視鏡は、検査部位の観察を行う観察機能手段を少なくとも１つ配設した経口カプセル部と、
この経口カプセル部の一端部から延出して、前記経口カプセル部を手元側へ引き寄せる牽引部材及び前記観察機能手段に接続される電気ケーブルを保護する保護部材を兼ねる牽引保護管とを具備し、
前記牽引保護管と前記経口カプセル部とを結ぶ連結部の外形形状は、前記経口カプセル部から前記牽引保護管に向かって略連続的に小径に変化することを特徴とする。
Medical capsule endoscope of the present invention comprises at least one disposed the oral capsule section observation function unit for performing observation of the testing area,
The oral extended from one end of the capsule portion, provided with a traction protective tube the protective member and sleeps for protecting an electrical cable connected to the pulling member and said observation function unit attracts the oral capsule portion to the proximal side,
The external shape of the connecting portion connecting the traction protective tube and said oral capsule unit is characterized in that substantially continuously change the diameter toward the towing protection tube from the oral capsule portion.
そして、前記処置具１０１は、経口カプセル部１００を嚥下する際、口腔や喉、食道等に傷をつけることを防止するため、嚥下の際には図１９（ｂ）の嚥下状態の経口カプセル部を説明する図に示すように処置具１０１は閉じた状態であり、このとき処置具１０１の外形形状はすべて滑らかな曲面になっている。 Then, in order to prevent the oral cavity, throat, esophagus, etc. from being injured when the oral capsule portion 100 is swallowed, the treatment tool 101 is in the swallowed state of the oral capsule portion (b) in FIG. As shown in the figure for explaining the above, the treatment tool 101 is in a closed state, and at this time, the outer shape of the treatment tool 101 is all a smooth curved surface.
図２０（ｂ）の連結部品の斜視図に示すように前記連結部品１１０は、口腔や喉、食道等に傷をつけることを防止するため外形形状はすべて滑らかな曲面で形成されている。そして、図２０（ｃ）の連結部品の正面図に示すようにこの連結部品１１０には、前記処置具１２０の挿入部１２１に付勢固定される処置具係入孔１１１と、前記牽引保護管１３に沿って移動するように遊嵌配置される案内孔１１２と、前記処置具係入孔１１１及び案内孔１１２にそれぞれ形成されている接続溝１１４の開閉動作及び所定の固定力を発生させるための作用孔１１３とが設けられている。したがって、図２０（ｄ）の連結部品の作用を説明する図に示すように作用孔１１３の両側部を指で矢印方向に押圧することによって前記接続溝１１４が開状態になる。このとき、前記図２０（ａ）に示すように処置具１２０の挿入部１２１及び牽引保護管１３へ連結部品１１０を取り付けることが可能になる。 Figure 20 (b) said connecting part 110 as shown in the perspective view of the connecting part of the outer shape to prevent damaging the mouth or throat, esophagus, etc. all of which are formed with a smooth curved surface. Then, as shown in the front view of the connecting part of FIG. 20C, the connecting part 110 has a treatment tool engagement hole 111 urged and fixed to the insertion portion 121 of the treatment tool 120, and the traction protection tube. In order to generate an opening / closing operation and a predetermined fixing force of the guide hole 112 which is loosely fitted and arranged so as to move along the 13 and the connection groove 114 formed in the treatment tool insertion hole 111 and the guide hole 112, respectively. The action hole 113 of the above is provided. Therefore, as shown in the figure illustrating the operation of the connecting component in FIG. 20 (d), the connecting groove 114 is opened by pressing both side portions of the working hole 113 with a finger in the direction of the arrow. At this time, as shown in FIG. 20A, the connecting component 110 can be attached to the insertion portion 121 and the traction protection tube 13 of the treatment tool 120.
（１４）前記硬度可変機構は、硬度変化部と硬度調整部とを有する硬度可変装置である付記１３記載の医療用カプセル内視鏡。 (14) The medical capsule endoscope according to Appendix 13 , wherein the hardness variable mechanism is a hardness variable device having a hardness changing portion and a hardness adjusting portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP32022599A JP4472069B2 (en) | 1999-11-10 | 1999-11-10 | Medical capsule endoscope |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP32022599A JP4472069B2 (en) | 1999-11-10 | 1999-11-10 | Medical capsule endoscope |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2006314714A Division JP4505445B2 (en) | 2006-11-21 | 2006-11-21 | Medical capsule endoscope |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2001137182A JP2001137182A (en) | 2001-05-22 |
| JP2001137182A5 true JP2001137182A5 (en) | 2006-12-28 |
| JP4472069B2 JP4472069B2 (en) | 2010-06-02 |
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ID=18119132
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP32022599A Expired - Lifetime JP4472069B2 (en) | 1999-11-10 | 1999-11-10 | Medical capsule endoscope |
Country Status (1)
| Country | Link |
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| JP (1) | JP4472069B2 (en) |
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1999
- 1999-11-10 JP JP32022599A patent/JP4472069B2/en not_active Expired - Lifetime
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