CN208610956U - A kind of hysteroscope billhook - Google Patents

Abstract

The utility model relates to a kind of hysteroscope billhook, including handle and coupler body, coupler body includes pull rod and coaxial sleeve, and pull rod is located in coaxial sleeve, and handle can drive pull rod to slide back and forth in coaxial sleeve；The other end of coaxial sleeve is equipped with gib head, and gib head includes hook arm and backplate, and the inside of the end of hook arm is equipped with hook sword, and hook arm and backplate are hingedly fixed on coaxial sleeve and are connected with pull rod, and pull rod can drive hook arm, backplate to strut or be closed.The hysteroscope billhook contacts in use, being overlapped avoidable hook sword with backplate in the hook sword that gib head is accurately positioned in preceding hook arm with uterine cavity tissue in cooperation hysteroscope, will not generate unnecessary scuffing to uterine cavity tissue；Hook arm, backplate strut after using in hook arm hook sword carry out hook cut when, backplate can avoid hook sword from swinging with hook arm to being supported on rear side of hook sword, so that hook sword can effectively hook pathological tissues and be cut with carrying out hook.

Description

A kind of hysteroscope billhook

Technical field

The utility model relates to medical instruments, are especially a kind of hysteroscope billhooks for hysteroscope operation.

Background technique

Hysteroscope operation refers to that with hysteroscope, the Minimally Invasive Surgery carried out, hysteroscope are diagnosed to sub- intrauterine diseases With the sophisticated equipment for the treatment of, it can be clearly observed intrauterine various changes, clearly make diagnosis.Utilize hysteroscope skill Art can directly inspect intracavitary abnormality, carry out the inspection of positioning acquisition pathological tissues, and diagnosis is accurate, timely, comprehensive, intuitive, can Early detection cancer；It is viscous endometrium, fleshy polyp, inner membrance polyp, uterine septum, uterine cavity can be cut off by hysteroscope operation Even and take out foreign matter, have the advantages that good effect, do not open abdomen, wound are small, bleeding is few, it is painful gently, rehabilitation it is fast.Hysteroscope operation mistake Cheng Zhongke according to it is different need to cut with the use of different uterine cavities, the instruments such as uterus canal forceps, such as Publication No. CN204562531U Chinese publication file disclosed in " hysteroscope ", " a kind of novel myomata that takes disclosed in Publication No. CN204484242U Sponge holding forceps " etc..

Hysteroscope billhook is the common surgical knife tool being used cooperatively with hysteroscope, in Publication No. CN202526281U " a kind of passivity adherence Separation device under hysteroscope " disclosed in state's patent document, disclosed in Publication No. CN102920495A " uterine cavity cutter and attaching method thereof ", the billhook head of existing hysteroscope billhook generally use stationary structure, billhook head with The neck of hook be fixedly connected it is stiff, when hysteroscope billhook and hysteroscope are used cooperatively, if the depth that billhook head protrudes into is too deep, Hook sword when billhook head bounces back on billhook head can cause unexpected scuffing to normal uterine cavity tissue；In addition, existing hysteroscope hook Knife is carrying out pathological tissues cannot effectively hook pathological tissues when hook is cut, and needs to carry out multiple hook and cut that lesion group could be completed Cutting, the separation knitted, procedure efficiency are low.

Utility model content

The purpose of this utility model is to provide a kind of hysteroscope billhooks, are easy for solving existing hysteroscope billhook to just Normal uterine cavity tissue causes the problem of scratching and cannot effectively hooking pathological tissues.

To solve the above-mentioned problems, the utility model provides a kind of hysteroscope billhook, including handle and coupler body, the coupler body Including pull rod and coaxial sleeve, the pull rod is located in the coaxial sleeve, and the handle can drive the pull rod described same It is slid back and forth in pipe spreader；The other end of the coaxial sleeve is equipped with gib head, and the gib head includes hook arm and backplate, the hook arm The inside of end be equipped with hook sword, the hook arm and the backplate be hingedly fixed on the coaxial sleeve and with the pull rod phase Even, the pull rod can drive the hook arm, the backplate to strut or be closed, the hook arm and the backplate hook arm when being closed It is respectively positioned on the backplate in the entire projection of plane where the backplate；The hook arm and the backplate hook arm when strutting On hook sword separated with the swinging end of the backplate with for tissue to be cut carry out hook cut.

Hysteroscope billhook provided by the utility model also has following technical characteristic:

Further, the inner side edge for the hook arm being connected with the hook sword is linearly, in the hook arm and the shield When plate struts, the inner side edge is parallel with the axis of the coaxial sleeve.

Further, when the hook arm and the backplate are closed, between the inner side edge and the axis of the coaxial sleeve Angle be 12 ° to 25 °.Further, when the hook arm and the backplate are closed, the inner side edge and the coaxial sleeve Angle between axis is 15 °.

Further, the outer side edges of the end of the hook arm are in arc-shaped, described when the hook arm and the backplate are closed The outer side edges of the end of hook arm are overlapped with the outer side edges of the end of the backplate.

Further, the outer side edges of the hook arm are linearly, and when the hook arm and backplate closure, the hook arm Outer side edges be overlapped with the side of the backplate.

The utility model has the following beneficial effects: by using the gib head being made of hook arm and backplate, the end of hook arm Inside hook sword is set, hook arm and backplate be hingedly fixed on coaxial sleeve and be connected with pull rod, and handle, which passes through pull rod, to be driven Hook arm, backplate are strutted or are closed, and the hysteroscope billhook is in cooperation hysteroscope in use, the hook arm of gib head, backplate remain closed shape Lesion locations to be processed are inserted by the pipeline on hysteroscope when state, are driven after gib head is inserted into accurate location, then through handle Dynamic hook arm, backplate strut, and carry out hook to pathological tissues using the hook sword in hook arm and cut, the hook sword in hook arm is accurately positioned in gib head Preceding be overlapped with backplate contacts to avoid with uterine cavity tissue, will not generate unnecessary scuffing to uterine cavity tissue；Hook arm, backplate strut Afterwards when being cut using the hook sword progress hook in hook arm, backplate can avoid hook sword from swinging with hook arm to being supported on rear side of hook sword, So that hook sword can effectively hook pathological tissues, and it is convenient that accurately and rapidly pathological tissues progress hook is cut, is separated, it can effectively mention High procedure efficiency.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of the hysteroscope billhook of the utility model embodiment；

Fig. 2 is the partial enlarged view in the portion A in Fig. 1；

Fig. 3 is the structural schematic diagram after the gib head in the utility model embodiment struts.

Specific embodiment

The utility model is described in detail below with reference to attached drawing and in conjunction with the embodiments.It should be noted that not rushing In the case where prominent, the feature in the embodiments of the present invention and embodiment be can be combined with each other.

In one embodiment of the hysteroscope billhook of the utility model as shown in Figure 1 to Figure 3, which includes Handle 10 and coupler body 20, coupler body 20 include pull rod 21 and coaxial sleeve 22, and pull rod 21 is located in coaxial sleeve 22, and handle 10 can drive Dynamic pull rod 21 slides back and forth in coaxial sleeve 22；The other end of coaxial sleeve 22 is equipped with gib head 30, and gib head 30 includes hook arm 31 With backplate 32, the inside of the end of hook arm 31 is equipped with hook sword 311, hook arm 31 and backplate 32 be hingedly fixed on coaxial sleeve 22 and It is connected with pull rod 21, pull rod 21 can drive hook arm 31, backplate 32 to strut or be closed, and hook arm 31 exists when hook arm 31 and backplate 32 are closed The entire projection of 32 place plane of backplate is respectively positioned on backplate 32；Hook sword 311 when hook arm 31 and backplate 32 strut in hook arm 31 It is separated with the swinging end 321 of backplate 32 to be cut for carrying out hook to tissue to be cut.Hysteroscope billhook in the present embodiment is being matched Hysteroscope is closed in use, being inserted into lesion to be processed by the pipeline on hysteroscope when the hook arm of gib head, backplate are kept closed Position struts after gib head is inserted into accurate location, then through handle drives hook arm, backplate, using the hook sword in hook arm to disease Become tissue progress hook to cut, the hook sword in hook arm is overlapped with backplate before gib head is accurately positioned and contacts to avoid with uterine cavity tissue, no Unnecessary scuffing can be generated to uterine cavity tissue；Hook arm, backplate strut after using in hook arm hook sword carry out hook cut when, backplate Hook sword can be avoided to swing with hook arm, so that hook sword can effectively hook pathological tissues, facilitate standard to being supported on rear side of hook sword Really, rapidly pathological tissues progress hook cut, separated, procedure efficiency can be effectively improved.It is understood that the palace of the embodiment Handle, coupler body and handle are hysteroscope hand by the driving structure that pull rod drives gib head to strut or be closed in hysteroscope billhook Conventional means in art cutter, details are not described herein for specific structure, and above structure can refer to Chinese publication file The related record in the prior art such as CN202537744U, CN204484242U, the innovation of the application are the improvement to gib head.

In the above-described embodiments, which also has following technical characteristic: preferably, being connected with hook sword 311 The inner side edge 312 of hook arm 31 is linearly, as shown in figure 3, when hook arm 31 and backplate 32 strut, inner side edge 312 and coaxial sleeve The axis of pipe 22 is parallel, so that the hysteroscope billhook is cutting pathological tissues progress hook using the hook sword in hook arm, hook sword Pathological tissues can be effectively hooked, it is convenient that accurately and rapidly pathological tissues progress hook is cut, is separated to improve procedure efficiency.Such as Shown in Fig. 2, when hook arm 31 and backplate 32 are closed, the angle α between inner side edge 312 and the axis of coaxial sleeve 22 be 12 ° extremely 25 °, it is preferable that angle α is 15 °, thus can be reduced to the greatest extent while guaranteeing that hook arm, backplate effectively strut after gib head struts Width, in order to which gib head is mobile.

In the above embodiment, it is preferable that the outer side edges 313 of the end of hook arm 31 are in arc-shaped, hook arm 31 and backplate 32 When closure, the outer side edges 322 of the end of the swinging end 321 of the outer side edges 313 and backplate 32 of the end of hook arm 31 are overlapped, and are thus kept away Exempt to cause unexpected scuffing to uterine cavity when gib head protrudes into uterine cavity.Preferably, the outer side edges 314 of hook arm 31 are linearly, and hook arm 31 When being closed with backplate 32, the outer side edges 314 of hook arm 31 are overlapped with the side 323 of backplate 32, so that the hook sword in hook arm exists Gib head is overlapped with backplate before being accurately positioned and contacts to avoid with uterine cavity tissue, will not generate unnecessary scuffing to uterine cavity tissue, It is safe and reliable.

Finally, it should be noted that above embodiments are only to illustrate the technical solution of the utility model, rather than its limitations； Although the utility model is described in detail with reference to the foregoing embodiments, those skilled in the art should understand that: It is still possible to modify the technical solutions described in the foregoing embodiments, or part of technical characteristic is carried out etc. With replacement；And these are modified or replaceed, various embodiments of the utility model technology that it does not separate the essence of the corresponding technical solution The spirit and scope of scheme.

Claims (6)

1. a kind of hysteroscope billhook, including handle and coupler body, which is characterized in that the coupler body includes pull rod and coaxial sleeve, institute It states pull rod to be located in the coaxial sleeve, the handle can drive the pull rod to slide back and forth in the coaxial sleeve；It is described The other end of coaxial sleeve is equipped with gib head, and the gib head includes hook arm and backplate, and the inside of the end of the hook arm is equipped with hook sword, The hook arm and the backplate are hingedly fixed on the coaxial sleeve and are connected with the pull rod, and the pull rod can drive described Hook arm, the backplate are strutted or are closed, and the hook arm is in plane where the backplate when hook arm is with backplate closure Entire projection is respectively positioned on the backplate；The hook sword and the backplate of the hook arm and the backplate when strutting in the hook arm Swinging end separation for carrying out hook to tissue to be cut to cut.

2. hysteroscope billhook according to claim 1, it is characterised in that: the inside for the hook arm being connected with the hook sword Side is linearly, and when the hook arm and the backplate strut, the inner side edge is parallel with the axis of the coaxial sleeve.

3. hysteroscope billhook according to claim 2, it is characterised in that: described when the hook arm and the backplate are closed Angle between inner side edge and the axis of the coaxial sleeve is 12 ° to 25 °.

4. hysteroscope billhook according to claim 3, it is characterised in that: described when the hook arm and the backplate are closed Angle between inner side edge and the axis of the coaxial sleeve is 15 °.

5. hysteroscope billhook according to claim 2, which is characterized in that the outer side edges of the end of the hook arm are in circular arc When shape, the hook arm and the backplate are closed, the outer side edges weight of the end of the outer side edges of the end of the hook arm and the backplate It closes.

6. hysteroscope billhook according to claim 2, it is characterised in that: the outer side edges of the hook arm are linearly, and institute When stating hook arm and backplate closure, the outer side edges of the hook arm are overlapped with the side of the backplate.