CN203647410U - Medical skin needleless stitching instrument - Google Patents

Abstract

The utility model discloses a medical skin needleless stitching instrument, belonging to an operating instrument. The medical skin needleless stitching instrument is characterized by comprising piece type adhesive tapes and a soft thread, further comprises main and secondary pull buckles and an operating key, wherein the piece type adhesive tapes are glued on the skin at the two sides of a wound needed to be stitched, the soft thread is used for tensioning and stitching the skin at the two sides of the wound, the main and secondary pull buckles are arranged on the skin at the two sides of the wound through the piece type adhesive tapes, and the operating key is used for buckling the soft thread through the main and secondary pull buckles in the process of stitching the wound. After the test run, the stitching instrument can not be applicable to the requirement of restarting the wound after the stitching, and the continuous fine adjustment on the wound stitching force can be realized, so that the hidden troubles for severely influencing the wound union caused by excessive tightening in the process of stitching, and the malposition on the skin at the two sides of the wound and nonuniform stress on the different parts of nonlinear wounds can be prevented; furthermore, the blood microcirculation on wound skin can be improved, the union on the wound can be accelerated, and the wound healing time can be shortened to 8-9 days from 11-12 days in the prior art, so that the wound healing time is close to the wound sealing time of using a traditional medical needle and a traditional thread to stitch.

Description

Medical skin needleless stiching instrument

Technical field: this utility model belongs to the surgery instrument of armarium, especially for operating medical skin needleless stiching instrument.

Background technology: particularly the wound after surgical operation is common is linear wound for skin wound, conventionally adopts medical needle suturing with thread management.This just not only needs the suture time of growing, and strengthens patient's operation risk, and after wound healing, also needs again to take out stitches, and wound healing place can leave " Scolopendra " sample cicatrix.For overcoming the problems referred to above and deficiency, there is not using the skin needleless suture operation equipment of medical needle suturing with thread management.

Prior art document 1ZL03117364.0 discloses a kind of skin wound closure device, the technical scheme adopting is: " a kind of skin wound closure device; comprise two bar shaped retinaculum and base band of arranging along skin wound both sides respectively; base band is arranged on the retinacular upper surface of bar shaped; it is characterized in that: be provided with many secondary locking devices that connect base band in described base band, many secondary locking devices are arranged along the retinacular length direction of bar shaped interval; Locking device is made up of sour jujube bar and snap close, in the lockhole on snap close, is provided with detent, and sour jujube bar is through the lockhole on snap close and block ratchet by detent." realized do not use medical needle suturing with thread management skin needleless sew up.But the disclosed skin wound closure device of above-mentioned prior art document 1, in clinical practice operation is used, there are the following problems and deficiency:

1, again open the needs of wound after cannot being applicable to sew up.In the time that clinical practice only needs provisional wound closure, because this locking device can only one direction be locked, can not loosen, in the time again opening wound, its whole piece can only be torn and abandoned it, the skin wound closure device again more renewing.This has not only increased unnecessary trouble in operation, and has caused the waste of resource.

2, while there is stitching, tighten up excessive or adjacent locking device and cause the skin dislocation of wound both sides, have a strong impact on the hidden danger of wound healing quality.Because this locking device can only increase and can not reduce the adjusting of wound suture power, therefore use Shi doctor to be especially careful in actual clinical, once tighten up excessively, whole skin wound closure device can only be scrapped; If use can cause the skin dislocation of wound both sides reluctantly, will have a strong impact on the healing quality of wound: slight closing force is excessive, will affect the flatness of wound skin edge, cause the rear cicatrix of healing to increase; Moderate closing force is excessive, can oppress wound skin edge, affects wound blood supply, postpones wound healing; Severe closing force is excessive, may make skin adhesive face stressed excessive and occur Tension Vesicle.

Prior art document 2CN101112326A discloses a kind of skin wound stitching instrument, the technical scheme adopting is: " skin wound stitching instrument is to establish bar shaped base cloth in the both sides of skin wound, base cloth is connected with many secondary locking devices, locking device is by support bar, snap close and tension band composition, support bar upper surface interval arranges snap close, support bar lower surface is connected with base cloth, snap close is made up of upper snap close and lower snap close, the upper surface of lower snap close and the lower surface of upper snap close arrange respectively the tongue and the groove that cooperatively interact, tension band passes between the snap close of wound both sides, by the locking action of upper and lower snap close, regulate and fixing tension band, form Skin sewing needle.Base cloth is ventilative medical proof fabric, the bar shaped that base cloth is designed to bar shaped or establishes V-notch in base cloth outside.The support bar of wound both sides is that a support bar or some short support bars connect into a complete support bar by flexible connecting member.Upper snap close and lower snap close are for being horizontally disposed with, or rotation 0～90 is spent take tension band as axle: the cooperation between upper and lower snap close, the spacing and tongue of locking and the cross section of groove triangle, circle, the arc or trapezoidal as cooperatively interacting; Or upper and lower snap close one end becomes one by flexibly connecting, and forms upper and lower snap close in the place's of flexibly connecting doubling." realized equally do not use medical needle suturing with thread management skin needleless sew up.But the disclosed skin wound stitching instrument of above-mentioned prior art document 2, in clinical practice operation is used, there are the following problems and deficiency:

1, the same with the disclosed skin wound closure device of prior art document 1, cannot realize the continuous fine adjustment of wound suture power to meet the clinical requirement of the best being sewed up to power.Because this skin wound stitching instrument locking device is that cross section is the triangle cooperatively interacting, circular, the snap close up and down of arc or trapezoidal shape structure, form the same with the locking device of prior art document 1 disclosed skin wound closure device by sour jujube bar and snap close to the adjustment of wound suture power, all can only staged increasing or decreasing, this just may appear at previous sawtooth, triangle, circular, when arc or trapezoidal shape structure place are fixing, sew up power slightly inadequate, and be further tightened to next sawtooth, triangle, circular, when arc or trapezoidal shape structure place are fixing, sew up power slightly large situation again, cannot realize the continuous fine adjustment of wound suture power to meet the clinical requirement of the best being sewed up to power.

2, can cause the unbalance stress of the different parts of non-linear wound, thereby affect wound healing quality.Due to the disclosed skin wound stitching instrument of prior art document 2, with the disclosed skin wound closure device of prior art document 1 " comprise two bar shaped retinaculum and base band of arranging along skin wound both sides respectively, base band is arranged on the retinacular upper surface of bar shaped, it is characterized in that: in described base band, be provided with many secondary locking devices that connect base band, many secondary locking devices are arranged along the retinacular length direction of bar shaped interval, " the same, it " establishes bar shaped base cloth in the both sides of skin wound, base cloth is connected with many secondary locking devices, locking device is by support bar, snap close and tension band composition, support bar upper surface interval arranges snap close, support bar lower surface is connected with base cloth " " bar shaped that base cloth is designed to bar shaped or establishes V-notch in base cloth outside ", this belt structure, be difficult to be used in stitching non-linear wound, particularly cannot be used in and sew up irregular wound, while use reluctantly, as arc line shaped sew up situation time, can cause the stressing conditions of different parts of arc line shaped or irregular wound significantly inconsistent, thereby affect the healing quality of wound, cause the roughness descent of wound, residual cicatrix increases.

3, wound both sides skin is subject to bar shaped base cloth, or the covering of bar shaped retinaculum and base band in prior art document 1, be subject to the skin of adhesive tape cover part cannot ingress of air, must affect the microcirculation of the capped skin in wound both sides, thereby delay the time of wound healing, compared with traditional medical needle suturing with thread management, extended to 11-12 days from 7-8 days.

The disclosed skin wound of prior art document 1,2 lock, stiching instrument are in the time tightening up wound both sides skin, and what all adopt is the inflexibility wire rod of performing the operation different from common employing medical needle suturing with thread management, but hard sour jujube bar, tension band.In use, surgeon just practises using medical needle suturing with thread management from practice, to tighten up hard sour jujube bar, tension band and the disclosed skin wound of prior art document 1,2 lock, stiching instrument operate, this not only allows the operator difficulty that is like a fish out of water, and cannot reach best stitching power with feel, so that reaching optimum state, the skin on wound both sides sews up state.

Utility model content: the purpose of this utility model is to overcome the deficiencies in the prior art, design and a kind ofly again open the needs of wound after being not only applicable to sew up, and realize the continuous fine adjustment of wound suture power, avoid the unbalance stress that tightens up the different parts of excessive and non-linear wound while stitching to have a strong impact on wound healing hidden danger, improve wound skin blood microcirculation, shortened the medical skin needleless stiching instrument of the time of wound healing.

The purpose of this utility model is achieved in that a kind of medical skin needleless stiching instrument, it is characterized in that comprising for sticking on the block adhesive tape of the sheet needing on the skin of sewing-up cut both sides, for straining the also flexible wires of sewing-up cut both sides skin, also comprise the master on the skin of wound both sides through the block adhesive tape sticking of sheet respectively, secondary pulling buckle, when stitching, be used for through master, the operation key of secondary pulling buckle fastening flexible wires: described main pulling buckle comprises that bottom surface is fixed with the main basal base of the block adhesive tape of sheet, be embedded in main basal base top and be provided with the main lid shell of inverted cone locking groove, be disposed in the inner chamber that coordinates between main basal base and main lid shell and the rotating shaft of the groove that upper end is provided with, be disposed in the inner chamber that coordinates between main basal base and main lid shell and the spring of apical grafting between rotating shaft and main basal base, described secondary pulling buckle comprises that bottom surface is fixed with block secondary pedestal adhesive tape and that be provided with rule groove of sheet, is embedded in secondary pedestal top and is provided with the pair lid shell of the hook line projection that is matched with secondary pedestal rule groove, described operation key comprises that end is designed with the protruding key bit that is matched with rotating shaft upper end groove, is fixed on the rotation handle of key bit upper end.

Described rotating shaft shoulder is provided with the bulge loop that is matched with inverted cone locking groove.Described rotating shaft waist is provided with the annular groove that is matched with solderless wrapped connection flexible wires.Described rotating shaft bottom is provided with and is matched with the interlocking spring cylindrical embedding spring chamber that Open Side Down.

It should be noted that the block adhesive tape of sheet, comprising medical adhesive tape, do not consider and directly contact with wound, can adopt the sheet bulk adhesive tape of more economical rationality; Flexible wires comprising suture, is not considered and is directly contacted with wound, can adopt the flexible wires of the non-suture of more economical rationality.

Using method of the present utility model comprises the steps:

1, the major and minor pulling buckle of this utility model being implemented to the medical skin needleless stiching instrument obtaining is pasted on respectively one by one accordingly needs the wound both sides sewed up;

2, rotating shaft be fixed on in main pulling buckle inner chamber end and be wound in one end pull-out of the flexible wires in rotating shaft, the pair lid shell of open auxiliary pulling buckle, the hook line projection that flexible wires is walked around on secondary lid shell is wire-wrapped in the rotating shaft of main pulling buckle inner chamber again, and major and minor lid shell is embedded on major and minor pedestal again; In fact this step, according to the bandpass of skin wound in the time of product export, is connected in flexible wires between major and minor pulling buckle.

3, the bossing of operation key bit is aimed to the groove of rotating shaft upper end, pressing down the upper top power that rotating shaft overcomes spring forces the bulge loop of rotating shaft shoulder to leave the locking groove in main lid shell, slightly firmly rotation operation key rolls tightly in rotating shaft flexible wires, drive wound skin to draw close to the one side at main pulling buckle place so be placed in the secondary pulling buckle of wound another side, appropriateness is grasped the degree of tightening up of flexible wires, and the skin on wound both sides is sewed up with optimum state.

This utility model is implemented the medical skin needleless stiching instrument obtaining, and through on probation, has compared with prior art shown following beneficial effect:

1, again open the needs of wound after being not only applicable to sew up, and realized the continuous fine adjustment of wound suture power, thereby avoid tightening up excessively while stitching, hidden danger that the unbalance stress of the different parts of the dislocation of wound both sides skin and non-linear wound etc. has a strong impact on wound healing.Compared with again opening a kind of skin wound closure device of prior art document 1 that wound needs after cannot being applicable to sew up, in the time that needs are opened wound again, only need loosen the flexible wire between major and minor pulling buckle, allow easily operator reopen wound, flexible wires due to what sew up dependence, rather than the hard zigzag sour jujube bar of prior art document 1 skin wound closure device macromolecular material, neither rely on the triangle cooperatively interacting by prior art document 2, circular, the tension band that the tongue of arc or trapezium structure and groove are fixing, the stitching elasticity of wound both sides skin is to rely on surgeon to realize with regard to practising the ways customary that used flexible wires operates from practice, the sensation that must point according to operation Chinese and foreign department doctor easily, reach the stepless continuous transfer that opposite joint is made a concerted effort, easily meet the clinical requirement to the best stitching power of wound, excessively or too pine of tightening force in the time finding that indivedual medical skin needleless stiching instrument are used, cause wound suture bad, while even causing the skin dislocation of wound both sides, can be for this medical skin needleless stiching instrument, repeat above-mentioned use step 2, 3, to reach best stitching state, and a kind of skin wound closure device of prior art document 1 no matter, or a kind of skin wound stitching instrument of prior art document 2, because their locking mechanism part is to be fixed on continuously bar shaped retinaculum, or on support bar, all can not adjust individually locking mechanism.

2, improve wound skin blood microcirculation, shortened the healing time of wound.The locking device of a kind of skin wound closure device of prior art document 1 is fixed on bar shaped retinaculum, the locking mechanism of a kind of skin wound stitching instrument of prior art document 2 is fixed on bar shaped base cloth, all can only strip all standing when use on the skin of wound both sides, wound both sides skin becomes ribbon Land cover and cannot ingress of air, and block-by-block bulk is pasted on this utility model on the skin of wound both sides while using, when use according to the length of wound, shape, can be pasted on the skin of wound both sides with compartment of terrain, optimum position easily, Fig. 7 has shown situation when sewing up arc wound uses, owing to being that compartment of terrain is pasted on the skin of wound both sides, with prior art document 1, 2 compare, when this utility model uses, wound both sides skin has exposed considerable part and has not pasted, its blood microcirculation must be more much better than being subject to pasting the part skin of oppressing, have again, as mentioned above, this utility model can need continuous stepless transfer to sew up power according to operation easily, easily meet the clinical requirement to the best stitching power of wound, there will not be while stitching and tighten up excessively, the skin dislocation of wound both sides and non-linear wound, because the unbalance stress of different parts has a strong impact on the situation of wound healing, practical probation result shows, not only reach Sutureless cutting wound, need not take out stitches, wound is open to be sewed up, and with prior art document 1, 2 compare, wound healing time shortens to 8-9 days for 11-12 days from prior art, approach the wound healing time of traditional medical needle suturing with thread management.

Accompanying drawing explanation: Fig. 1 is the schematic diagram that meets this utility model thematic structure; Fig. 2 is the exploded perspective view that meets this utility model thematic structure; Fig. 3 is schematic top plan view of the present utility model; Fig. 4 is rotating shaft shape and structure cutaway view of the present utility model; Fig. 5 is the A in Fig. 3---A cutaway view; Fig. 6 is the partial structurtes enlarged diagram in Fig. 5; The use schematic diagram that Fig. 7 is this utility model when sewing up arc wound.

The specific embodiment: implementation detail of the present utility model is described as follows below in conjunction with accompanying drawing:

As shown in Fig. 1,2,3,5,6,7, a kind of medical skin needleless stiching instrument, it is characterized in that comprising for sticking on the block adhesive tape 1 of the sheet needing on the skin of sewing-up cut both sides, for straining the also flexible wires 2 of sewing-up cut both sides skin, also comprise the major and minor pulling buckle 3,4 on the skin of wound both sides through the block adhesive tape sticking of sheet respectively, when stitching, be used for the operation key 5 through major and minor pulling buckle fastening flexible wires:

As shown in Figure 2,6, described main pulling buckle comprises that bottom surface is fixed with the main basal base 31 of the block adhesive tape of sheet, be embedded in main basal base top and be provided with the main lid shell 32 of inverted cone locking groove 321, be disposed in the inner chamber that coordinates between main basal base and main lid shell and the rotating shaft 33 of the groove 331 that upper end is provided with, be disposed in the inner chamber that coordinates between main basal base and main lid shell and the spring 34 of apical grafting between rotating shaft and main basal base;

As shown in Figure 2, described secondary pulling buckle comprises that bottom surface is fixed with the block secondary pedestal 41 adhesive tape and that be provided with rule groove 411 of sheet, is embedded in secondary pedestal top and is provided with the pair lid shell 42 of the hook line projection 421 that is matched with secondary pedestal rule groove;

As shown in Figure 2,6, described operation key comprises that end is designed with the key bit 51 of the projection 511 that is matched with rotating shaft upper end groove, is fixed on the handle 52 for rotation of key bit upper end.

As shown in Figure 4, described rotating shaft 33 shoulders are provided with the bulge loop 332 that is matched with inverted cone locking groove 321.

As shown in Figure 4, described rotating shaft 33 waists are provided with the annular groove 333 that is matched with solderless wrapped connection flexible wires 2.

As shown in Figure 4, described rotating shaft 33 bottoms are provided with and are matched with the interlocking spring 34 cylindrical embedding spring chamber 334 that Open Side Down.

Claims (4)

1. a medical skin needleless stiching instrument, it is characterized in that comprising the block adhesive tape of sheet (1) needing on the skin of sewing-up cut both sides for sticking on, for straining the also flexible wires (2) of sewing-up cut both sides skin, also comprise the major and minor pulling buckle (3,4) on the skin of wound both sides through the block adhesive tape sticking of sheet respectively, when stitching, be used for the operation key (5) through major and minor pulling buckle fastening flexible wires:

---described main pulling buckle comprises that bottom surface is fixed with the main basal base (31) of the block adhesive tape of sheet, be embedded in main basal base top and be provided with the main lid shell (32) of inverted cone locking groove (321), be disposed in the inner chamber that coordinates between main basal base and main lid shell and the rotating shaft (33) of the groove (331) that upper end is provided with, be disposed in the inner chamber that coordinates between main basal base and main lid shell and the spring (34) of apical grafting between rotating shaft and main basal base;

---described secondary pulling buckle comprises that bottom surface is fixed with the block secondary pedestal (41) adhesive tape and that be provided with rule groove (411) of sheet, is embedded in secondary pedestal top and is provided with the pair lid shell (42) of the hook line projection (421) that is matched with secondary pedestal rule groove;

---described operation key comprises that end is designed with the key bit (51) of the projection (511) that is matched with rotating shaft upper end groove, is fixed on the handle for rotation (52) of key bit upper end.

2. medical skin needleless stiching instrument according to claim 1, is characterized in that described rotating shaft (33) shoulder is provided with the bulge loop (332) that is matched with inverted cone locking groove (321).

3. medical skin needleless stiching instrument according to claim 1, is characterized in that described rotating shaft (33) waist is provided with the annular groove (333) that is matched with solderless wrapped connection flexible wires (2).

4. medical skin needleless stiching instrument according to claim 1, it is characterized in that described rotating shaft (33) bottom be provided be matched with interlocking spring (34) the cylindrical embedding spring chamber (334) that Open Side Down.

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