JPH0675427U - Egg collector - Google Patents

Abstract

(57)【要約】 【目的】 超音波診断装置を使用して生体（正常体）か
ら直接採卵することができる採卵器を提供する。 【構成】 膣Ａ内に遊挿する長尺柄体１の先端部位に超
音波用探触子４を設け、その長尺柄体１に全長もしくは
ほぼ全長に亘って貫通部３を開設すると共に、該貫通部
３に母体内に刺し込む外側から操作可能な長尺採卵針２
を移動可能に挿入し、前記超音波用探触子４の超音波診
断装置本体100 への連絡コード５を長尺柄体１内を挿通
させて同長尺柄体１の後端部位から取り出し、且つ前記
貫通部３の先端側出口13を、その仮想延長中心線３’が
前記超音波用探触子４の仮想延長中心線４’に対して所
定間隔をおいて交差する方向に向ける。 (57) [Summary] [Objective] To provide an egg-collecting device capable of directly collecting an egg from a living body (normal body) by using an ultrasonic diagnostic apparatus. [Structure] An ultrasonic probe 4 is provided at a distal end portion of a long handle 1 that is loosely inserted into the vagina A, and a penetrating portion 3 is provided in the long handle 1 over the entire length or almost the entire length. , A long egg-collecting needle 2 that can be operated from the outside to insert the penetrating portion 3 into the mother body
Is movably inserted, and the communication cord 5 of the ultrasonic probe 4 to the ultrasonic diagnostic apparatus main body 100 is inserted through the elongated handle 1 and taken out from the rear end portion of the elongated handle 1. Further, the distal end side outlet 13 of the penetrating portion 3 is directed in a direction in which the virtual extension centerline 3 ′ intersects the virtual extension centerline 4 ′ of the ultrasonic probe 4 with a predetermined interval.

Description

【考案の詳細な説明】[Detailed description of the device]

【０００１】[0001]

【産業上の利用分野】[Industrial applications]

本考案は、超音波診断装置を使用して家畜、おもに牛、馬の卵巣を映像として 写し出し、その映像を見ながら卵子を採卵する採卵器に関するものである。 The present invention relates to an egg-collecting device that projects an ovary of a domestic animal, mainly a cow, and a horse as an image using an ultrasonic diagnostic apparatus, and collects an egg while watching the image.

【０００２】[0002]

【技術背景】[Technical background]

現在、通常複数個の受精卵を採取する方法として雌牛にホルモン剤を投与して 過剰***を誘起し、子宮頸管を通して還流液を子宮内に送り込み、その還流液と 一緒に***される卵子を採取する方法と、屠殺場で屠殺して牛や馬等の卵巣から 未受精卵を採取し、体外培養して成熟卵にする方法とがある。 Currently, as a method of collecting multiple fertilized eggs, hormones are usually administered to cows to induce superovulation, and reflux fluid is sent into the uterus through the cervical canal to collect ovulated eggs together with the reflux fluid. There is also a method of slaughtering the unfertilized eggs from the ovaries of cattle, horses, etc. by slaughtering them at a slaughterhouse and in vitro culturing them to mature eggs.

【０００３】[0003]

【考案が解決しようとする課題】[Problems to be solved by the device]

しかし、前者ではホルモン剤等の投与で強制的に過剰***させる為、卵巣反応 が弱まり、継続的に***誘起ができず、経済的にも効果的な採卵が行えない。 また、後者では、雌牛を特定することができない為、高品質牛の改良に役立て られない。 However, in the former case, ovarian reaction is weakened because ovulation is forcibly superovulated by the administration of hormones, etc., and ovulation cannot be induced continuously, and economically effective egg collection cannot be performed. Also, the latter cannot be used to improve high quality cows because the cows cannot be identified.

【０００４】 本考案は、上記従来事情に鑑みてなされたもので、その目的とする処は、超音 波診断装置を使用して生体（正常体）から直接採卵することができる採卵器を提 供することにある。The present invention has been made in view of the above conventional circumstances, and its object is to provide an egg-collecting device that can directly collect an egg from a living body (normal body) using an ultrasonic diagnostic apparatus. To serve.

【０００５】[0005]

【課題を解決するための手段】[Means for Solving the Problems]

上記目的を達成するために講じた技術的手段は、膣内に遊挿する長尺柄体の先 端部位に超音波用探触子を設け、その長尺柄体に全長もしくはほぼ全長に亘って 貫通部を開設すると共に、該貫通部に母体内に刺し込む外側から操作可能な長尺 採卵針を移動可能に挿入し、前記超音波用探触子の超音波診断装置本体への連絡 コードを長尺柄体内を挿通させて同長尺柄体の後端部位から取り出し、且つ前記 貫通部の先端側出口を、その仮想延長中心線が前記超音波用探触子の仮想延長中 心線に対して所定間隔をおいた位置で交差する方向に向けたことを要旨とする。 The technical means taken to achieve the above object is to provide an ultrasonic probe at the distal end portion of a long stalk that is loosely inserted into the vagina, and extend the stalk over the entire length or almost the entire length. A penetrating part is opened, and a long egg-collecting needle that can be operated from the outside to be inserted into the mother body is movably inserted into the penetrating part, and the ultrasonic probe is a code for connecting to the ultrasonic diagnostic apparatus main body. Is inserted through the elongated handle and taken out from the rear end portion of the elongated handle, and the outlet on the tip side of the penetrating portion has a virtual extension center line as the virtual extension center line of the ultrasonic probe. The main point is that they are oriented in a direction intersecting at a predetermined distance.

【０００６】[0006]

【作用】[Action]

上記技術的手段によれば、直腸から手を入れて人為的に腟壁奥端近傍まで卵巣 を引き寄せた後、腟内へ基端を把持して長尺柄体を挿入して超音波用探触子を腟 壁奥端に当接させると共に超音波をその超音波用探触子から卵巣方向に送信して 小卵胞が出来た卵巣を映像として捕らえる。その映像を見ながら貫通部内の長尺 採卵針を外部からの操作により腟壁を喰挿して卵巣に生じた小卵胞に進入させ、 同長尺採卵針先端から採卵する。 According to the above technical means, after inserting the hand from the rectum and artificially pulling the ovary to the vicinity of the deep end of the vaginal wall, the proximal end is grasped inside the vagina and the long stalk is inserted to detect ultrasonic waves. The tentacle is brought into contact with the far end of the vaginal wall, and ultrasonic waves are transmitted from the ultrasonic probe toward the ovary to capture the ovary with small follicles as an image. While watching the image, the long egg-collecting needle inside the penetrating part is operated from the outside to invade the vaginal wall to enter the small follicle formed in the ovary, and the egg is collected from the tip of the long egg-collecting needle.

【０００７】[0007]

【考案の効果】[Effect of device]

本考案は以上のように膣内に遊挿する長尺柄体の先端部位に超音波用探触子を 設け、その長尺柄体に全長もしくはほぼ全長に亘って貫通部を開設すると共に、 該貫通部に母体内に刺し込む外側から操作可能な長尺採卵針を移動可能に挿入し 、前記超音波用探触子の超音波診断装置本体への連絡コードを長尺柄体内を挿通 させて同長尺柄体の後端部位から取り出し、且つ前記貫通部の先端側出口を、そ の仮想延長中心線が前記超音波用探触子の仮想延長中心線に対して所定間隔をお いた位置で交差する方向に向けた構成にしたから、基端を把持して膣壁奥端近傍 まで長尺柄体を挿入して、専門技術者の技量によって膣壁近傍まで引き寄せられ た卵巣を超音波診断装置で映像として捕らえ、映し出される卵巣に長尺採卵針を 外部（手元）からの操作で到達させて同卵巣に出来た小卵胞を採卵でき、過剰排 卵させる先行方法のように薬液投与等で生体の健康を損ねるようなこともなく、 生体の一定した***周期を厳守しつつ効率的に採卵する構造的にも簡単な採卵器 を提供することができる。 しかも、長尺採卵針をガイドする貫通部を長尺柄体の全長またはほぼ全長に亘 って開設し且つ長尺柄体先端に設けられた超音波用探触子の超音波診断装置本体 への連絡コードを、長尺柄体の内部を挿通して後端部位から取り出す構造にした から、長尺柄体の外観形状を膣内挿入に際して窮屈感のない円みを重視した形状 にすることが可能である。 故に、膣内挿入時に膣を傷付けることがない安全性を具備できる。 As described above, according to the present invention, an ultrasonic probe is provided at the distal end portion of a long handle that is loosely inserted into the vagina, and a penetrating portion is formed in the long handle, over the entire length or almost the entire length. A long egg-collecting needle that can be operated from the outside to be inserted into the mother body is movably inserted into the penetrating portion, and a communication code of the ultrasonic probe to the ultrasonic diagnostic apparatus main body is inserted into the long stem body. From the rear end portion of the same elongated stalk, and the outlet on the tip side of the penetrating portion has its virtual extension center line at a predetermined distance from the virtual extension center line of the ultrasonic probe. Since the structure is oriented so that it intersects at the position, the proximal end is grasped and the long stalk is inserted to the vicinity of the innermost part of the vaginal wall, and the ovaries pulled up to the vicinity of the vaginal wall are superposed by the expertise of a specialist. A long egg-picking needle is attached to the outside of the ovary that is captured by the ultrasound diagnostic device as an image. The small follicles formed in the same ovary can be collected by this operation, and the constant ovulation cycle of the living body is strictly adhered to without compromising the health of the living body due to administration of a chemical solution unlike the previous method of superovulation. It is possible to provide an egg-collecting device that is structurally simple and that efficiently collects eggs. In addition, the penetrating portion for guiding the long egg collection needle is opened over the entire length or almost the entire length of the long handle, and the ultrasonic probe provided at the tip of the long handle is connected to the ultrasonic diagnostic apparatus main body. Since the contact code of the long handle is inserted through the inside of the long handle and taken out from the rear end part, the appearance shape of the long handle should be a shape that emphasizes the roundness that does not feel cramped when inserted into the vagina. Is possible. Therefore, it is possible to provide safety without damaging the vagina when it is inserted into the vagina.

【０００８】[0008]

【実施例】【Example】

次に、本考案の実施例を図面に基づいて説明する。 図１は本実施例採卵器を示しており、符号１は長尺柄体、２は長尺採卵針、３ はその長尺採卵針２を移動可能に案内する貫通部、４は超音波用探触子、５はそ の超音波用探触子４の超音波診断装置100 への連絡コードである。 Next, an embodiment of the present invention will be described with reference to the drawings. FIG. 1 shows the egg-collecting device of this embodiment. Reference numeral 1 is a long handle, 2 is a long egg-collecting needle, 3 is a penetrating portion for movably guiding the long egg-collecting needle 2, and 4 is an ultrasonic wave. The probe 5 is a contact code for the ultrasonic diagnostic apparatus 100 of the ultrasonic probe 4.

【０００９】 長尺柄体１は、馬、牛の膣Ａ奥壁に近接もしくは当接する状態まで膣Ａ内に挿 入した際、少なくとも基端、即ちグリップ部11が残部として外部に突出する程度 の長さを有し、先端側１／３程度の長さまでを他部分と比べて比較的大形な形状 に形成してなり、縦断面形状をどの部位においても隅がない円みを帯びた楕円形 、真円形もしくは隅部をアール形状とするの略矩形状にして、膣Ａ内に挿入した 際、隅部等で膣内が損傷することがない全体形状にしてある。 また、この長尺柄体１は、片手で把持することを考慮して比較的軽量で、且つ 腐りにくいプラスチック製とするのが好ましい。When the elongated handle 1 is inserted into the vagina A until it comes close to or abuts against the inner wall of the vagina A of a horse or a cow, at least the base end, that is, the grip portion 11 protrudes to the outside as the remaining portion. The length is about 1/3 and the length up to about 1/3 of the tip side is formed to be relatively large compared to other parts, and the vertical cross section is rounded without any corners. The oval shape, the true circle shape, or the substantially rectangular shape with the corners being rounded has a general shape that does not damage the inside of the vagina at the corners when inserted into the vagina A. In addition, it is preferable that the long handle 1 is made of a plastic that is relatively lightweight and is resistant to decay in consideration of being held by one hand.

【００１０】 超音波用探触子４は、高い周波数の音波を家畜の生体内に送信し、組織の各境 界面（表皮／脂肪／筋肉など）で反射され、戻ってきたエコーを検出して映像化 することによって高精度で且つ瞬時に生体を診断する従来から周知なディスプレ スを備えた超音波診断装置のその超音波発信受信子であり、ディスプレスを有す る超音波診断装置本体100 に対して連絡コード５で連結され、上記長尺柄体１先 端に凹設したセット部21に表面を露出させて嵌着固定されている。 この連絡コード５は、図示するように上記セット部21と長尺柄体１における前 記グリップ部11の後端とを連絡する連通孔31内を挿通させてグリップ部11の後端 から取り出している。The ultrasonic probe 4 transmits a high-frequency sound wave into the living body of a domestic animal, detects echoes that are reflected at each boundary interface (epidermal / fat / muscle, etc.) of tissue and return. The ultrasonic diagnostic equipment main body 100, which is the ultrasonic transmitter / receiver of the ultrasonic diagnostic equipment equipped with a conventionally known display that diagnoses a living body with high accuracy and instantly by imaging, and which has a display. Is connected with a communication cord 5 and is fixedly fitted by exposing the surface to a set portion 21 recessed at the front end of the long handle 1. As shown in the figure, the communication cord 5 is inserted through a communication hole 31 that connects the setting portion 21 and the rear end of the grip portion 11 of the long handle 1 and is taken out from the rear end of the grip portion 11. There is.

【００１１】 長尺採卵針２は、内部中空なステンレス等の長尺状の細径な管材の一端を斜め 状に鋭利にカットすることで形成され、後端部を抜差可能もしくは締結可能に連 結するフレキシブルな連絡管を介して吸引手段Ｂに連絡してある。The long egg collecting needle 2 is formed by cutting one end of a long thin tube material such as stainless steel having a hollow inside in a slanting manner so that the rear end can be removed or fastened. The suction means B is connected via a flexible connecting pipe connected to each other.

【００１２】 貫通部３は、図示するように上記長尺採卵針２を移動可能にガイドできる若干 大きな直径を有する防錆処理を施した金属製、合成樹脂製等の所望な細径管13を 比較的長尺状にカットすると共に、この細径管13を同長尺柄体１内あるいは表面 に一体的に固定することで同長尺柄体１全長に亘って形成してなり、長尺採卵針 ２を移動可能に収容し且つその長尺採卵針２先端を前記超音波用探触子４と同一 レベル位置もしくはほぼ同一レベル位置に配設している。 また、この貫通部３の先端側出口23は、その仮想延長中心線３’が前記超音波 用探触子４の仮想延長中心線４’に対して所定間隔、２ｃｍ〜５ｃｍ程度の前方 間隔をおいた位置で交差する方向を向かせてある。 本実施例では、貫通部３を全長に亘って直線状としている為、超音波用探触子 ４の向きを上向き傾斜状として、前記２ｃｍ〜５ｃｍ前方の位置でお互いの仮想 延長中心線３’、４’が交差するようにしてある。As shown in the figure, the penetrating portion 3 is formed of a desired small-diameter tube 13 made of metal, synthetic resin, or the like, which has a slightly larger diameter and which is capable of movably guiding the long egg-collecting needle 2 and which has been subjected to rust prevention treatment. It is formed over the entire length of the same elongated handle 1 by cutting it into a relatively long shape and fixing this thin tube 13 integrally within or on the surface of the same elongated handle 1. The egg-collecting needle 2 is movably accommodated, and the tip of the long egg-collecting needle 2 is arranged at the same level position or almost the same level position as the ultrasonic probe 4. Further, the outlet 23 on the tip end side of the penetrating portion 3 has a virtual extension center line 3 ′ at a predetermined distance from the virtual extension center line 4 ′ of the ultrasonic probe 4 at a front distance of about 2 cm to 5 cm. It is facing the direction where it intersects at the position where it was placed. In this embodiment, since the penetrating portion 3 is linear over the entire length, the ultrasonic probe 4 is inclined upward, and the virtual extension centerlines 3'of the mutual extension centerlines 3'at the position 2 cm to 5 cm forward. 4'is crossed.

【００１３】 尚、この貫通部３は、前記長尺柄体１全長に亘って開設した貫通孔であっても 構わないし、その図示するように貫通孔に上記する細径管13を嵌着固定して形成 しても構わない。The penetrating portion 3 may be a penetrating hole formed over the entire length of the elongated handle 1. As shown, the penetrating portion 3 is fitted and fixed with the above-mentioned small-diameter pipe 13. You may form it.

【００１４】 前記する吸引手段Ｂは、ポンプ（図示せず）と貯卵容器（図示せず）とで構成 された吸引装置（図示せず）や注射器（図示せず）等の人為的に作動させる吸引 機構（図示せず）である。The suction means B is artificially operated by a suction device (not shown) or a syringe (not shown) including a pump (not shown) and an egg storage container (not shown). It is a suction mechanism (not shown) that allows it.

【００１５】 次に本実施例採卵器の実施例の作用を説明する。 生体の***周期毎に直腸から手を入れて卵巣200 を膣Ａ壁奥端近傍まで人為的に 引き寄せる（この時、引き寄せられた卵巣200 は専門技術者の技量で膣Ａ壁奥端 に対して２ｃｍ〜５ｃｍ程度の位置に達する）。そして、グリップ部11を握持し て膣Ａ壁奥端に超音波用探触子４が当接するように長尺柄体１を差し入れ、超音 波用探触子４から高い周波数の音波を卵巣200 方向に向けて送信し、卵巣200 で 反射され戻ってきたエコーを検出して小卵胞が出来た卵巣200 を映像化する。そ の時、貫通部３の先端は同様に膣Ａ壁奥端に当接し且つ長尺採卵針２はその貫通 部３先端と同一レベルもしくはほぼ同一レベルにある。次に映像を見ながら前記 所定距離（２ｃｍ〜５ｃｍ程度）に相当する前進距離だけ手元で長尺採卵針２を 前進させ、針先を卵巣200 に生じたその小卵胞に至らしめ、吸引手段Ｂの作用で 採卵する。Next, the operation of the embodiment of the egg-collecting device of this embodiment will be described. At each ovulation cycle of the living body, a hand is inserted from the rectum to artificially attract the ovary 200 to the vicinity of the innermost part of the vaginal A wall (at this time, the attracted ovary 200 is applied to the innermost part of the vaginal A wall by the skill of a specialist. Reach a position of about 2 cm to 5 cm). Then, grip the grip portion 11 and insert the elongated handle 1 so that the ultrasonic probe 4 comes into contact with the back end of the vaginal A wall, and a high frequency sound wave is emitted from the ultrasonic probe 4. The ovary 200 is transmitted in the direction of the ovary 200, and the echo reflected and returned by the ovary 200 is detected to image the ovary 200 with small follicles. At that time, the tip of the penetrating portion 3 similarly abuts on the rear end of the vaginal wall A and the long egg collecting needle 2 is at the same level or almost the same level as the tip of the penetrating portion 3. Next, while watching the image, the long egg collection needle 2 is advanced by the advance distance corresponding to the predetermined distance (about 2 cm to 5 cm), and the needle tip is brought to the small follicle formed in the ovary 200, and the suction means B The egg is collected by the action of.

【００１６】 ちなみに、貫通部３先端に長尺採卵針２先端を位置させた状態で貫通部３後端 から外部に突出する同長尺採卵針２部分において、貫通部３後端から２ｃｍ〜５ ｃｍ程度外れた部位に、目印（図示せず）を付設しておいたり、貫通部３よりも 直径を大きくする鍔状の凸部（図示せず）を突設しておいても構わない。 このような構成にすると、目印（図示せず）であれば、貫通部３の後端と一致 するまで、鍔状の凸部（図示せず）であれば貫通部３の後端面、即ち長尺柄体１ の後端面に衝突するまでの量だけ手元の操作によって長尺採卵針２（先端が貫通 部３の先端と一致してもしくはほぼ一致してセットされている長尺採卵針２）を 人為的に押し出すことで、針先をより確実に卵巣200 に到達させることができ、 簡単な構造でありながら使用勝手が更に向上する。By the way, in the same long egg-collecting needle 2 portion protruding outward from the rear end of the penetrating portion 3 with the tip of the long egg-collecting needle 2 positioned at the tip of the penetrating portion 3, 2 cm to 5 cm from the rear end of the penetrating portion 3 A mark (not shown) may be attached to a portion deviated by about cm, or a flange-shaped convex portion (not shown) having a diameter larger than that of the penetrating portion 3 may be provided in a protruding manner. With such a configuration, if the mark (not shown) matches the rear end of the penetrating portion 3, the flange-shaped convex portion (not shown) is the rear end surface of the penetrating portion 3, that is, the long end. The long egg collection needle 2 (the long egg collection needle 2 whose tip is set to match or almost match the tip of the penetrating portion 3) by an operation at hand until it collides with the rear end face of the scale body 1. By artificially pushing the needle, the needle tip can reach the ovary 200 more reliably, and the usability is further improved despite the simple structure.

【図面の簡単な説明】[Brief description of drawings]

【図１】実施例の縦断正面図。FIG. 1 is a vertical sectional front view of an embodiment.

【符号の説明】[Explanation of symbols]

Ａ ：膣 １：長尺柄体 ２ ：長尺採卵針 ３：貫通部 ４ ：超音波用探触子 ５：連絡コード 100 ：超音波診断装置本体 ３’、４’：仮想延長
中心線 200 ：卵巣A: Vagina 1: Long handle 2: Long egg collection needle 3: Penetration part 4: Ultrasonic probe 5: Contact code 100: Ultrasonic diagnostic device body 3 ', 4': Virtual extension center line 200: Ovaries

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 【請求項１】 膣内に遊挿する長尺柄体の先端部位に超
音波用探触子を設け、その長尺柄体に全長もしくはほぼ
全長に亘って貫通部を開設すると共に、該貫通部に母体
内に刺し込む外側から操作可能な長尺採卵針を移動可能
に挿入し、前記超音波用探触子の超音波診断装置本体へ
の連絡コードを長尺柄体内を挿通させて同長尺柄体の後
端部位から取り出し、且つ前記貫通部の先端側出口を、
その仮想延長中心線が前記超音波用探触子の仮想延長中
心線に対して所定間隔をおいた位置で交差する方向に向
けたことを特徴とする採卵器。1. An ultrasonic probe is provided at a distal end portion of a long handle that is loosely inserted into a vagina, and a penetrating portion is provided in the long handle so as to extend over the entire length or almost the entire length of the long handle. Insert a movably long egg collection needle that can be operated from the outside into the mother's body, and insert the communication code of the ultrasonic probe to the ultrasonic diagnostic apparatus body through the long stalk. Take out from the rear end part of the long handle, and the outlet on the tip side of the penetration part,
An egg collecting device, wherein the virtual extension center line is directed in a direction intersecting with the virtual extension center line of the ultrasonic probe at a position at a predetermined interval.