CN209285606U - Stitching unstrument - Google Patents

Abstract

A kind of stitching unstrument, including shank, first body of rod, second body of rod and actuator.First body of rod includes cavity and the first gnathosoma, and second body of rod includes ontology and the second gnathosoma, and ontology is set in cavity.Actuator drives ontology in moving in cavity, so that the first gnathosoma is harmonious with the second gnathosoma or mutually from the place of being harmonious forms occlusal area and closed chamber.The stitching unstrument of the utility model, for suturing tissue.

Description

Stitching unstrument

Technical field

The utility model relates to a kind of surgical instrument more particularly to a kind of instruments for being sutured to tissue.

Background technique

Stitching unstrument is will to be cut or the tissue of wound fracture, organ carry out pairing or rebuilding its channel, restores its function Energy.It is the primary condition for guaranteeing well to heal, is also important one of basic operative techniques technology.The tissue of different parts Organ method need to be sutured in different ways.Suture can be carried out with needle forceps, manually directly staight needle can also be taken to carry out, In addition there are skin staplers, digestive tract stapler, closers etc..

Chinese invention patent 200810161828.X discloses a kind of stitching unstrument, is equipped with the 1st using at suture both ends The stapling unit of fixator and the 2nd fixator sutures tissue comprising front end components, for accommodating the 1st fixator and the 2nd solid Determine device；Operation lines, front end are projected through in front end components, can making the 1st fixator and the 2nd fixator；Pipe, front end is with before The base end side of end component is connected；Parallel Component, through in pipe together with operation lines；Relative position holding member, will Operation lines and the relative positional relationship of Parallel Component remain steady state；Front limiting member, limitation Parallel Component is forward Fang Yidong；Operation portion is located at the base end side of operation lines and Parallel Component, for operating operation lines and Parallel Component；It is utilizing Above-mentioned relative position holding member, which remains the relative positional relationship of operation lines and Parallel Component, makes operation lines under steady state When advance, only the 1st fixator is projected from front end components using operation lines.

Chinese invention patent 201010106072.6 discloses a kind of stitching unstrument, including insertion disposition portion, has in front end The suturing part of the suture of tissue is carried out using introscope；The operating main body of tubular is connected to the base in above-mentioned insertion disposition portion End；Bar portion is inserted into the cardinal extremity of aforesaid operations main body in a manner of along the axis of aforesaid operations main body, carries out from above-mentioned Project the operation of suture and the multiple end members connecting at least one end of above-mentioned suture in the front end of suturing part；It pushes Device front end corresponds to the operation of above-mentioned bar portion and pushes above-mentioned end member movement；And guiding mechanism, drawn It leads, so that each end member of above-mentioned multiple end members is individually projected, finally, the end member can be separated.

The suture operation that narrow space this kind of for knee space is implemented, suture the level of operation apart from skin compared with Deep, common needle forceps and sewing needle are not only difficult to activity freely, it is also necessary to which the curved portion of entire suture needle is passed through tissue completely Line could be completed, it is difficult to suture.Although the suture instruments for arthrocsopic surgery can also be implemented in narrow space Line is crossed in suture, but the instrument is aimed under arthroscope designed by operation, is appeared under not making full use of cutting operation to look at straight Advantage, therefore suture it is time-consuming and inconvenient.And this kind of suture consumptive material is disposable, higher cost.

Therefore, in practice, carry out narrow or deep tissue suture using current instrument and cross line to operate, deposit always In difficulty.

Utility model content

One of the utility model is designed to provide a kind of stitching unstrument, convenient for implementing suture to narrow and deep tissue.

Another of the utility model is designed to provide a kind of stitching unstrument, does not depend on mirror downward view, convenient for cutting to opening Suture and line implementation operation excessively in the narrow or deep tissue of mouth.

The utility model provides a kind of stitching unstrument, comprising:

Shank, for holding；

First body of rod comprising cavity and the first gnathosoma；

Second body of rod comprising ontology and the second gnathosoma, ontology are set in cavity；

Actuator, drive ontology in being moved in cavity, make the first gnathosoma be harmonious with the second gnathosoma or phase from.

First body of rod is in elongate shape, convenient for the tissue to narrow space, and the organizing and implementing suture deeper apart from skin.

The stitching unstrument of the utility model, the first gnathosoma include:

First jaw portion comprising pars convoluta, accommodating cavity and accommodating hole, accommodating hole are connected to accommodating cavity；

Sharp portion is set in the first jaw portion, for being pierced into tissue.

The stitching unstrument of the utility model, the second gnathosoma include:

Connector, one end are connect with ontology, including sliding slot；

Second jaw portion, one end in sliding slot in moving；

Along the second ontology on the direction moved in cavity, connector can pass through in accommodating hole.

The stitching unstrument of the utility model, with ontology in moving in cavity, the second jaw portion forms with the first place of being harmonious, jaw portion and stings Close area and closed chamber.

The stitching unstrument of the utility model, the second gnathosoma further include:

First jaw face, be harmonious with the second gnathosoma or mutually from；

Second jaw face is intersected with the first jaw face, to stop suture.

Technical solutions of the utility model realize the utility model has the advantages that

The stitching unstrument of the utility model combines together common needle forceps with suture needle, and bar portion is elongated, therefore compares Existing instrument can implement suture in narrow space, such as: this kind of narrow space of knee space sutures operation Level is deeper apart from skin, and existing needle forceps and sewing needle are difficult to activity freely, and it is difficult to suture.And the utility model Stitching unstrument do not need pars convoluta passing through tissue completely when crossing line, it is only necessary to will closure cavity segment by tissue, its interior institute can be made The suture of " containing " completed line.

The stitching unstrument of the utility model, elongated bar portion, which also helps, is sent into suture in narrow space and deep In tissue, such as: anterior cruciate ligament or posterior cruciate ligament of knee.

Compared with existing sewing method, the stitching unstrument of the utility model is solved under open notch, narrow or deep group It knits interior suture and crosses line operation problem, without clamping suture needle repeatedly, so operation is more smooth.Suture needle pars convoluta is without passing completely through Line can be completed in tissue, thus convenient easy.

Compared with the matched suture consumptive material of arthroscope, the stitching unstrument of the utility model does not depend on mirror downward view, operation logic The scene for meeting open incision surgery for the suture in the narrow or deep tissue under open notch and crosses the more time saving side of line Just.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of one embodiment of the utility model stitching unstrument；

Fig. 2 is an example structure schematic diagram of the utility model stitching unstrument part shown in FIG. 1；

Fig. 3 is another example structure schematic diagram of the utility model stitching unstrument part shown in FIG. 1；

Fig. 4 is second body of rod, one example structure schematic diagram of the utility model stitching unstrument；

Fig. 5 is the top view of the utility model stitching unstrument shown in FIG. 1；

Fig. 6 is the schematic diagram that the stitching unstrument of the utility model is used for an embodiment of desmorrhaphy.

Specific embodiment

The technical solution of the utility model is described in detail below in conjunction with attached drawing.The utility model embodiment is only to illustrate this The technical solution of utility model rather than limit, although the utility model is described in detail referring to preferred embodiment, ability Domain it is to be appreciated by one skilled in the art that can be modified or replaced equivalently to the technical solution of utility model, without de- From the spirit and scope of the technical scheme of the present invention, should all cover in the scope of the claims of the utility model.

Fig. 1 is the structural schematic diagram of one embodiment of the utility model stitching unstrument, and Fig. 2 is the utility model shown in FIG. 1 seam The structural schematic diagram of clutch part, Fig. 3 are that another example structure of the utility model stitching unstrument part shown in FIG. 1 is illustrated Figure, Fig. 4 are second body of rod, one example structure schematic diagram of the utility model stitching unstrument, and Fig. 5 is the utility model shown in FIG. 1 The top view of stitching unstrument.As shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 4 and Fig. 5, a kind of stitching unstrument of the present embodiment, including first body of rod 100, second body of rod 200, shank 400 and actuator 300.Shank 400 convenient for taking stitching unstrument, and is implemented to suture for holding Operation.

First body of rod 100 includes cavity (not shown) and the first gnathosoma 110.Second body of rod 200 includes ontology 220 and second Gnathosoma 210, ontology 220 are set in cavity.Under the action of actuator 300, ontology 220 makes the first jaw in moving in cavity Body 110 be harmonious with the second gnathosoma 210 or mutually from.

In the present embodiment, the first gnathosoma 110 includes the first jaw portion 120 and sharp portion 130.Sharp portion 130 is set to the first jaw portion On 120, for being pierced into tissue.It includes pars convoluta 121, accommodating cavity 122 and accommodating hole 123 in the first jaw portion 120, accommodating hole 123 with Accommodating cavity 122 is connected to.Along ontology in the direction moved in cavity, connector 211 can pass through in accommodating hole 123.Connector 211 One end is connect with ontology 220, thereon includes sliding slot 213.Second jaw portion moves 212 one end in sliding slot 213.Second gnathosoma 210 It further include the first jaw face 214 and the second jaw face 215, the first jaw face 214 is harmonious with the first gnathosoma 110 or mutually from the second jaw face 215 Intersect 214 with the first jaw face, to stop suture.

With ontology in moving in cavity, the second jaw portion 212 and 120 place of being harmonious, the first jaw portion form occlusal area 500 and closure Chamber 600.

The stitching unstrument of the present embodiment, first body of rod 100 is elongated, convenient for implementing operation to narrow and deep tissue.Such as: It when cross ligament damage, first passes through and imposes small notch in front of knee joint and expose tissue, recycle first body of rod of stitching unstrument Suture is sent into ligament by 100 elongated features.For another example: when posterior cruciate ligament injuries, although notch exposure, which is often also compared, to be had Suture is sent into ligament tissue by limit, the stitching unstrument that also can use the present embodiment at this time.Fig. 6 is the stitching unstrument of the utility model The schematic diagram of an embodiment for desmorrhaphy, in conjunction with Fig. 3, as shown in fig. 6, suture is placed in occlusal area 500 or closed chamber In 600, sharp portion is pierced into from ligament tissue side, and pierces out occlusal area 500 and closed chamber 600 in the ligament tissue other side, so After make the first gnathosoma and the second gnathosoma mutually from and discharging suture, completed line operation, and be conducive to subsequent suture operation and carry out.With Common suture needle is compared, and the present embodiment stitching unstrument is only needed the first gnathosoma and the second gnathosoma through tissue, without by the arc of suture needle Shape construction is significantly reduced entirely through tissue, operation difficulty, and mesh is more simple and easy to do.

Claims (6)

1. a kind of stitching unstrument, characterized by comprising:

Shank, for holding；

First body of rod comprising cavity and the first gnathosoma；

Second body of rod comprising ontology and the second gnathosoma, ontology are set in cavity；

Actuator, the driving ontology are moved in the cavity, make first gnathosoma and second jaw Body be harmonious or mutually from.

2. stitching unstrument according to claim 1, it is characterised in that first gnathosoma includes:

First jaw portion comprising pars convoluta, accommodating cavity and accommodating hole, the accommodating hole are connected to the accommodating cavity；

Sharp portion is set in the first jaw portion, for being pierced into tissue.

3. stitching unstrument according to claim 2, it is characterised in that include: in second gnathosoma

Connector, one end is connect with the ontology, including sliding slot；

Second jaw portion, one end are moved in the sliding slot；

Along the ontology on the direction moved in the cavity, the connector can lead in the accommodating hole It crosses.

4. stitching unstrument according to claim 3, it is characterised in that it is moved with the ontology in the cavity, it is described The second jaw portion and first place of being harmonious, jaw portion form occlusal area and closed chamber.

5. stitching unstrument according to claim 1, it is characterised in that second gnathosoma further include:

First jaw face, be harmonious with first gnathosoma or mutually from；

Second jaw face is intersected with the first jaw face, to stop suture.

6. stitching unstrument according to claim 1, it is characterised in that first body of rod is elongated.